Mouse code for the MacroRat
mbed-dev/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_hal_fmpi2c.c@46:b156ef445742, 2017-06-03 (annotated)
- Committer:
- sahilmgandhi
- Date:
- Sat Jun 03 00:22:44 2017 +0000
- Revision:
- 46:b156ef445742
- Parent:
- 18:6a4db94011d3
Final code for internal battlebot competition.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sahilmgandhi | 18:6a4db94011d3 | 1 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2 | ****************************************************************************** |
sahilmgandhi | 18:6a4db94011d3 | 3 | * @file stm32f4xx_hal_fmpi2c.c |
sahilmgandhi | 18:6a4db94011d3 | 4 | * @author MCD Application Team |
sahilmgandhi | 18:6a4db94011d3 | 5 | * @version V1.5.0 |
sahilmgandhi | 18:6a4db94011d3 | 6 | * @date 06-May-2016 |
sahilmgandhi | 18:6a4db94011d3 | 7 | * @brief FMPI2C HAL module driver. |
sahilmgandhi | 18:6a4db94011d3 | 8 | * This file provides firmware functions to manage the following |
sahilmgandhi | 18:6a4db94011d3 | 9 | * functionalities of the Inter Integrated Circuit (FMPI2C) peripheral: |
sahilmgandhi | 18:6a4db94011d3 | 10 | * + Initialization and de-initialization functions |
sahilmgandhi | 18:6a4db94011d3 | 11 | * + IO operation functions |
sahilmgandhi | 18:6a4db94011d3 | 12 | * + Peripheral State and Errors functions |
sahilmgandhi | 18:6a4db94011d3 | 13 | * |
sahilmgandhi | 18:6a4db94011d3 | 14 | @verbatim |
sahilmgandhi | 18:6a4db94011d3 | 15 | ============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 16 | ##### How to use this driver ##### |
sahilmgandhi | 18:6a4db94011d3 | 17 | ============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 18 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 19 | The FMPI2C HAL driver can be used as follows: |
sahilmgandhi | 18:6a4db94011d3 | 20 | |
sahilmgandhi | 18:6a4db94011d3 | 21 | (#) Declare a FMPI2C_HandleTypeDef handle structure, for example: |
sahilmgandhi | 18:6a4db94011d3 | 22 | FMPI2C_HandleTypeDef hfmpi2c; |
sahilmgandhi | 18:6a4db94011d3 | 23 | |
sahilmgandhi | 18:6a4db94011d3 | 24 | (#)Initialize the FMPI2C low level resources by implementing the HAL_FMPI2C_MspInit() API: |
sahilmgandhi | 18:6a4db94011d3 | 25 | (##) Enable the FMPI2Cx interface clock |
sahilmgandhi | 18:6a4db94011d3 | 26 | (##) FMPI2C pins configuration |
sahilmgandhi | 18:6a4db94011d3 | 27 | (+++) Enable the clock for the FMPI2C GPIOs |
sahilmgandhi | 18:6a4db94011d3 | 28 | (+++) Configure FMPI2C pins as alternate function open-drain |
sahilmgandhi | 18:6a4db94011d3 | 29 | (##) NVIC configuration if you need to use interrupt process |
sahilmgandhi | 18:6a4db94011d3 | 30 | (+++) Configure the FMPI2Cx interrupt priority |
sahilmgandhi | 18:6a4db94011d3 | 31 | (+++) Enable the NVIC FMPI2C IRQ Channel |
sahilmgandhi | 18:6a4db94011d3 | 32 | (##) DMA Configuration if you need to use DMA process |
sahilmgandhi | 18:6a4db94011d3 | 33 | (+++) Declare a DMA_HandleTypeDef handle structure for the transmit or receive channel |
sahilmgandhi | 18:6a4db94011d3 | 34 | (+++) Enable the DMAx interface clock using |
sahilmgandhi | 18:6a4db94011d3 | 35 | (+++) Configure the DMA handle parameters |
sahilmgandhi | 18:6a4db94011d3 | 36 | (+++) Configure the DMA Tx or Rx channel |
sahilmgandhi | 18:6a4db94011d3 | 37 | (+++) Associate the initialized DMA handle to the hfmpi2c DMA Tx or Rx handle |
sahilmgandhi | 18:6a4db94011d3 | 38 | (+++) Configure the priority and enable the NVIC for the transfer complete interrupt on |
sahilmgandhi | 18:6a4db94011d3 | 39 | the DMA Tx or Rx channel |
sahilmgandhi | 18:6a4db94011d3 | 40 | |
sahilmgandhi | 18:6a4db94011d3 | 41 | (#) Configure the Communication Clock Timing, Own Address1, Master Addressing mode, Dual Addressing mode, |
sahilmgandhi | 18:6a4db94011d3 | 42 | Own Address2, Own Address2 Mask, General call and Nostretch mode in the hfmpi2c Init structure. |
sahilmgandhi | 18:6a4db94011d3 | 43 | |
sahilmgandhi | 18:6a4db94011d3 | 44 | (#) Initialize the FMPI2C registers by calling the HAL_FMPI2C_Init(), configures also the low level Hardware |
sahilmgandhi | 18:6a4db94011d3 | 45 | (GPIO, CLOCK, NVIC...etc) by calling the customized HAL_FMPI2C_MspInit(&hfmpi2c) API. |
sahilmgandhi | 18:6a4db94011d3 | 46 | |
sahilmgandhi | 18:6a4db94011d3 | 47 | (#) To check if target device is ready for communication, use the function HAL_FMPI2C_IsDeviceReady() |
sahilmgandhi | 18:6a4db94011d3 | 48 | |
sahilmgandhi | 18:6a4db94011d3 | 49 | (#) For FMPI2C IO and IO MEM operations, three operation modes are available within this driver : |
sahilmgandhi | 18:6a4db94011d3 | 50 | |
sahilmgandhi | 18:6a4db94011d3 | 51 | *** Polling mode IO operation *** |
sahilmgandhi | 18:6a4db94011d3 | 52 | ================================= |
sahilmgandhi | 18:6a4db94011d3 | 53 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 54 | (+) Transmit in master mode an amount of data in blocking mode using HAL_FMPI2C_Master_Transmit() |
sahilmgandhi | 18:6a4db94011d3 | 55 | (+) Receive in master mode an amount of data in blocking mode using HAL_FMPI2C_Master_Receive() |
sahilmgandhi | 18:6a4db94011d3 | 56 | (+) Transmit in slave mode an amount of data in blocking mode using HAL_FMPI2C_Slave_Transmit() |
sahilmgandhi | 18:6a4db94011d3 | 57 | (+) Receive in slave mode an amount of data in blocking mode using HAL_FMPI2C_Slave_Receive() |
sahilmgandhi | 18:6a4db94011d3 | 58 | |
sahilmgandhi | 18:6a4db94011d3 | 59 | *** Polling mode IO MEM operation *** |
sahilmgandhi | 18:6a4db94011d3 | 60 | ===================================== |
sahilmgandhi | 18:6a4db94011d3 | 61 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 62 | (+) Write an amount of data in blocking mode to a specific memory address using HAL_FMPI2C_Mem_Write() |
sahilmgandhi | 18:6a4db94011d3 | 63 | (+) Read an amount of data in blocking mode from a specific memory address using HAL_FMPI2C_Mem_Read() |
sahilmgandhi | 18:6a4db94011d3 | 64 | |
sahilmgandhi | 18:6a4db94011d3 | 65 | |
sahilmgandhi | 18:6a4db94011d3 | 66 | *** Interrupt mode IO operation *** |
sahilmgandhi | 18:6a4db94011d3 | 67 | =================================== |
sahilmgandhi | 18:6a4db94011d3 | 68 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 69 | (+) Transmit in master mode an amount of data in non-blocking mode using HAL_FMPI2C_Master_Transmit_IT() |
sahilmgandhi | 18:6a4db94011d3 | 70 | (+) At transmission end of transfer, HAL_FMPI2C_MasterTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 71 | add his own code by customization of function pointer HAL_FMPI2C_MasterTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 72 | (+) Receive in master mode an amount of data in non-blocking mode using HAL_FMPI2C_Master_Receive_IT() |
sahilmgandhi | 18:6a4db94011d3 | 73 | (+) At reception end of transfer, HAL_FMPI2C_MasterRxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 74 | add his own code by customization of function pointer HAL_FMPI2C_MasterRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 75 | (+) Transmit in slave mode an amount of data in non-blocking mode using HAL_FMPI2C_Slave_Transmit_IT() |
sahilmgandhi | 18:6a4db94011d3 | 76 | (+) At transmission end of transfer, HAL_FMPI2C_SlaveTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 77 | add his own code by customization of function pointer HAL_FMPI2C_SlaveTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 78 | (+) Receive in slave mode an amount of data in non-blocking mode using HAL_FMPI2C_Slave_Receive_IT() |
sahilmgandhi | 18:6a4db94011d3 | 79 | (+) At reception end of transfer, HAL_FMPI2C_SlaveRxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 80 | add his own code by customization of function pointer HAL_FMPI2C_SlaveRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 81 | (+) In case of transfer Error, HAL_FMPI2C_ErrorCallback() function is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 82 | add his own code by customization of function pointer HAL_FMPI2C_ErrorCallback() |
sahilmgandhi | 18:6a4db94011d3 | 83 | (+) Abort a master FMPI2C process communication with Interrupt using HAL_FMPI2C_Master_Abort_IT() |
sahilmgandhi | 18:6a4db94011d3 | 84 | (+) End of abort process, HAL_FMPI2C_MasterRxCpltCallback() or HAL_FMPI2C_MasterTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 85 | add his own code by customization of function pointer HAL_FMPI2C_MasterRxCpltCallback() or HAL_FMPI2C_MasterTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 86 | (+) Discard a slave FMPI2C process communication using __HAL_FMPI2C_GENERATE_NACK() macro. |
sahilmgandhi | 18:6a4db94011d3 | 87 | This action will inform Master to generate a Stop condition to discard the communication. |
sahilmgandhi | 18:6a4db94011d3 | 88 | |
sahilmgandhi | 18:6a4db94011d3 | 89 | |
sahilmgandhi | 18:6a4db94011d3 | 90 | *** Interrupt mode IO sequential operation *** |
sahilmgandhi | 18:6a4db94011d3 | 91 | =================================== |
sahilmgandhi | 18:6a4db94011d3 | 92 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 93 | (@) These interfaces allow to manage a sequential transfer with a repeated start condition |
sahilmgandhi | 18:6a4db94011d3 | 94 | when a direction change during transfer |
sahilmgandhi | 18:6a4db94011d3 | 95 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 96 | (+) A specific option field manage the different steps of a sequential transfer |
sahilmgandhi | 18:6a4db94011d3 | 97 | (+) Option field values are defined through FMPI2C_XFEROPTIONS and are listed below: |
sahilmgandhi | 18:6a4db94011d3 | 98 | (++) FMPI2C_FIRST_AND_LAST_FRAME: No sequential usage, functionnal is same as associated interfaces in no sequential mode |
sahilmgandhi | 18:6a4db94011d3 | 99 | (++) FMPI2C_FIRST_FRAME: Sequential usage, this option allow to manage a sequence with start condition, address |
sahilmgandhi | 18:6a4db94011d3 | 100 | and data to transfer without a final stop condition |
sahilmgandhi | 18:6a4db94011d3 | 101 | (++) FMPI2C_NEXT_FRAME: Sequential usage, this option allow to manage a sequence with a restart condition, address |
sahilmgandhi | 18:6a4db94011d3 | 102 | and with new data to transfer if the direction change or manage only the new data to transfer |
sahilmgandhi | 18:6a4db94011d3 | 103 | if no direction change and without a final stop condition in both cases |
sahilmgandhi | 18:6a4db94011d3 | 104 | (++) FMPI2C_LAST_FRAME: Sequential usage, this option allow to manage a sequance with a restart condition, address |
sahilmgandhi | 18:6a4db94011d3 | 105 | and with new data to transfer if the direction change or manage only the new data to transfer |
sahilmgandhi | 18:6a4db94011d3 | 106 | if no direction change and with a final stop condition in both cases |
sahilmgandhi | 18:6a4db94011d3 | 107 | |
sahilmgandhi | 18:6a4db94011d3 | 108 | (+) Differents sequential FMPI2C interfaces are listed below: |
sahilmgandhi | 18:6a4db94011d3 | 109 | (++) Sequential transmit in master FMPI2C mode an amount of data in non-blocking mode using HAL_FMPI2C_Master_Sequential_Transmit_IT() |
sahilmgandhi | 18:6a4db94011d3 | 110 | (+++) At transmission end of current frame transfer, HAL_FMPI2C_MasterTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 111 | add his own code by customization of function pointer HAL_FMPI2C_MasterTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 112 | (++) Sequential receive in master FMPI2C mode an amount of data in non-blocking mode using HAL_FMPI2C_Master_Sequential_Receive_IT() |
sahilmgandhi | 18:6a4db94011d3 | 113 | (+++) At reception end of current frame transfer, HAL_FMPI2C_MasterRxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 114 | add his own code by customization of function pointer HAL_FMPI2C_MasterRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 115 | (++) Abort a master FMPI2C process communication with Interrupt using HAL_FMPI2C_Master_Abort_IT() |
sahilmgandhi | 18:6a4db94011d3 | 116 | (+++) End of abort process, HAL_FMPI2C_AbortCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 117 | add his own code by customization of function pointer HAL_FMPI2C_AbortCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 118 | (+++) mean HAL_FMPI2C_MasterTxCpltCallback() in case of previous state was master transmit |
sahilmgandhi | 18:6a4db94011d3 | 119 | (+++) mean HAL_FMPI2C_MasterRxCpltCallback() in case of previous state was master receive |
sahilmgandhi | 18:6a4db94011d3 | 120 | (++) Enable/disable the Address listen mode in slave FMPI2C mode using HAL_FMPI2C_EnableListen_IT() HAL_FMPI2C_DisableListen_IT() |
sahilmgandhi | 18:6a4db94011d3 | 121 | (+++) When address slave FMPI2C match, HAL_FMPI2C_AddrCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 122 | add his own code to check the Address Match Code and the transmission direction request by master (Write/Read). |
sahilmgandhi | 18:6a4db94011d3 | 123 | (+++) At Listen mode end HAL_FMPI2C_ListenCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 124 | add his own code by customization of function pointer HAL_FMPI2C_ListenCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 125 | (++) Sequential transmit in slave FMPI2C mode an amount of data in non-blocking mode using HAL_FMPI2C_Slave_Sequential_Transmit_IT() |
sahilmgandhi | 18:6a4db94011d3 | 126 | (+++) At transmission end of current frame transfer, HAL_FMPI2C_SlaveTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 127 | add his own code by customization of function pointer HAL_FMPI2C_SlaveTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 128 | (++) Sequential receive in slave FMPI2C mode an amount of data in non-blocking mode using HAL_FMPI2C_Slave_Sequential_Receive_IT() |
sahilmgandhi | 18:6a4db94011d3 | 129 | (+++) At reception end of current frame transfer, HAL_FMPI2C_SlaveRxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 130 | add his own code by customization of function pointer HAL_FMPI2C_SlaveRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 131 | (++) In case of transfer Error, HAL_FMPI2C_ErrorCallback() function is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 132 | add his own code by customization of function pointer HAL_FMPI2C_ErrorCallback() |
sahilmgandhi | 18:6a4db94011d3 | 133 | (++) Abort a master FMPI2C process communication with Interrupt using HAL_FMPI2C_Master_Abort_IT() |
sahilmgandhi | 18:6a4db94011d3 | 134 | (++) End of abort process, HAL_FMPI2C_AbortCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 135 | add his own code by customization of function pointer HAL_FMPI2C_AbortCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 136 | (++) Discard a slave FMPI2C process communication using __HAL_FMPI2C_GENERATE_NACK() macro. |
sahilmgandhi | 18:6a4db94011d3 | 137 | This action will inform Master to generate a Stop condition to discard the communication. |
sahilmgandhi | 18:6a4db94011d3 | 138 | |
sahilmgandhi | 18:6a4db94011d3 | 139 | *** Interrupt mode IO MEM operation *** |
sahilmgandhi | 18:6a4db94011d3 | 140 | ======================================= |
sahilmgandhi | 18:6a4db94011d3 | 141 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 142 | (+) Write an amount of data in non-blocking mode with Interrupt to a specific memory address using |
sahilmgandhi | 18:6a4db94011d3 | 143 | HAL_FMPI2C_Mem_Write_IT() |
sahilmgandhi | 18:6a4db94011d3 | 144 | (+) At Memory end of write transfer, HAL_FMPI2C_MemTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 145 | add his own code by customization of function pointer HAL_FMPI2C_MemTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 146 | (+) Read an amount of data in non-blocking mode with Interrupt from a specific memory address using |
sahilmgandhi | 18:6a4db94011d3 | 147 | HAL_FMPI2C_Mem_Read_IT() |
sahilmgandhi | 18:6a4db94011d3 | 148 | (+) At Memory end of read transfer, HAL_FMPI2C_MemRxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 149 | add his own code by customization of function pointer HAL_FMPI2C_MemRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 150 | (+) In case of transfer Error, HAL_FMPI2C_ErrorCallback() function is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 151 | add his own code by customization of function pointer HAL_FMPI2C_ErrorCallback() |
sahilmgandhi | 18:6a4db94011d3 | 152 | |
sahilmgandhi | 18:6a4db94011d3 | 153 | *** DMA mode IO operation *** |
sahilmgandhi | 18:6a4db94011d3 | 154 | ============================== |
sahilmgandhi | 18:6a4db94011d3 | 155 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 156 | (+) Transmit in master mode an amount of data in non-blocking mode (DMA) using |
sahilmgandhi | 18:6a4db94011d3 | 157 | HAL_FMPI2C_Master_Transmit_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 158 | (+) At transmission end of transfer, HAL_FMPI2C_MasterTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 159 | add his own code by customization of function pointer HAL_FMPI2C_MasterTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 160 | (+) Receive in master mode an amount of data in non-blocking mode (DMA) using |
sahilmgandhi | 18:6a4db94011d3 | 161 | HAL_FMPI2C_Master_Receive_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 162 | (+) At reception end of transfer, HAL_FMPI2C_MasterRxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 163 | add his own code by customization of function pointer HAL_FMPI2C_MasterRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 164 | (+) Transmit in slave mode an amount of data in non-blocking mode (DMA) using |
sahilmgandhi | 18:6a4db94011d3 | 165 | HAL_FMPI2C_Slave_Transmit_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 166 | (+) At transmission end of transfer, HAL_FMPI2C_SlaveTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 167 | add his own code by customization of function pointer HAL_FMPI2C_SlaveTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 168 | (+) Receive in slave mode an amount of data in non-blocking mode (DMA) using |
sahilmgandhi | 18:6a4db94011d3 | 169 | HAL_FMPI2C_Slave_Receive_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 170 | (+) At reception end of transfer, HAL_FMPI2C_SlaveRxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 171 | add his own code by customization of function pointer HAL_FMPI2C_SlaveRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 172 | (+) In case of transfer Error, HAL_FMPI2C_ErrorCallback() function is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 173 | add his own code by customization of function pointer HAL_FMPI2C_ErrorCallback() |
sahilmgandhi | 18:6a4db94011d3 | 174 | (+) Abort a master FMPI2C process communication with Interrupt using HAL_FMPI2C_Master_Abort_IT() |
sahilmgandhi | 18:6a4db94011d3 | 175 | (+) End of abort process, HAL_FMPI2C_MasterRxCpltCallback() or HAL_FMPI2C_MasterTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 176 | add his own code by customization of function pointer HAL_FMPI2C_MasterRxCpltCallback() or HAL_FMPI2C_MasterTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 177 | (+) Discard a slave FMPI2C process communication using __HAL_FMPI2C_GENERATE_NACK() macro. |
sahilmgandhi | 18:6a4db94011d3 | 178 | This action will inform Master to generate a Stop condition to discard the communication. |
sahilmgandhi | 18:6a4db94011d3 | 179 | |
sahilmgandhi | 18:6a4db94011d3 | 180 | *** DMA mode IO MEM operation *** |
sahilmgandhi | 18:6a4db94011d3 | 181 | ================================= |
sahilmgandhi | 18:6a4db94011d3 | 182 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 183 | (+) Write an amount of data in non-blocking mode with DMA to a specific memory address using |
sahilmgandhi | 18:6a4db94011d3 | 184 | HAL_FMPI2C_Mem_Write_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 185 | (+) At Memory end of write transfer, HAL_FMPI2C_MemTxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 186 | add his own code by customization of function pointer HAL_FMPI2C_MemTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 187 | (+) Read an amount of data in non-blocking mode with DMA from a specific memory address using |
sahilmgandhi | 18:6a4db94011d3 | 188 | HAL_FMPI2C_Mem_Read_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 189 | (+) At Memory end of read transfer, HAL_FMPI2C_MemRxCpltCallback() is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 190 | add his own code by customization of function pointer HAL_FMPI2C_MemRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 191 | (+) In case of transfer Error, HAL_FMPI2C_ErrorCallback() function is executed and user can |
sahilmgandhi | 18:6a4db94011d3 | 192 | add his own code by customization of function pointer HAL_FMPI2C_ErrorCallback() |
sahilmgandhi | 18:6a4db94011d3 | 193 | |
sahilmgandhi | 18:6a4db94011d3 | 194 | |
sahilmgandhi | 18:6a4db94011d3 | 195 | *** FMPI2C HAL driver macros list *** |
sahilmgandhi | 18:6a4db94011d3 | 196 | ================================== |
sahilmgandhi | 18:6a4db94011d3 | 197 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 198 | Below the list of most used macros in FMPI2C HAL driver. |
sahilmgandhi | 18:6a4db94011d3 | 199 | |
sahilmgandhi | 18:6a4db94011d3 | 200 | (+) __HAL_FMPI2C_ENABLE: Enable the FMPI2C peripheral |
sahilmgandhi | 18:6a4db94011d3 | 201 | (+) __HAL_FMPI2C_DISABLE: Disable the FMPI2C peripheral |
sahilmgandhi | 18:6a4db94011d3 | 202 | (+) __HAL_FMPI2C_GENERATE_NACK: Generate a Non-Acknowledge FMPI2C peripheral in Slave mode |
sahilmgandhi | 18:6a4db94011d3 | 203 | (+) __HAL_FMPI2C_GET_FLAG: Check whether the specified FMPI2C flag is set or not |
sahilmgandhi | 18:6a4db94011d3 | 204 | (+) __HAL_FMPI2C_CLEAR_FLAG: Clear the specified FMPI2C pending flag |
sahilmgandhi | 18:6a4db94011d3 | 205 | (+) __HAL_FMPI2C_ENABLE_IT: Enable the specified FMPI2C interrupt |
sahilmgandhi | 18:6a4db94011d3 | 206 | (+) __HAL_FMPI2C_DISABLE_IT: Disable the specified FMPI2C interrupt |
sahilmgandhi | 18:6a4db94011d3 | 207 | |
sahilmgandhi | 18:6a4db94011d3 | 208 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 209 | (@) You can refer to the FMPI2C HAL driver header file for more useful macros |
sahilmgandhi | 18:6a4db94011d3 | 210 | |
sahilmgandhi | 18:6a4db94011d3 | 211 | @endverbatim |
sahilmgandhi | 18:6a4db94011d3 | 212 | ****************************************************************************** |
sahilmgandhi | 18:6a4db94011d3 | 213 | * @attention |
sahilmgandhi | 18:6a4db94011d3 | 214 | * |
sahilmgandhi | 18:6a4db94011d3 | 215 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
sahilmgandhi | 18:6a4db94011d3 | 216 | * |
sahilmgandhi | 18:6a4db94011d3 | 217 | * Redistribution and use in source and binary forms, with or without modification, |
sahilmgandhi | 18:6a4db94011d3 | 218 | * are permitted provided that the following conditions are met: |
sahilmgandhi | 18:6a4db94011d3 | 219 | * 1. Redistributions of source code must retain the above copyright notice, |
sahilmgandhi | 18:6a4db94011d3 | 220 | * this list of conditions and the following disclaimer. |
sahilmgandhi | 18:6a4db94011d3 | 221 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
sahilmgandhi | 18:6a4db94011d3 | 222 | * this list of conditions and the following disclaimer in the documentation |
sahilmgandhi | 18:6a4db94011d3 | 223 | * and/or other materials provided with the distribution. |
sahilmgandhi | 18:6a4db94011d3 | 224 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
sahilmgandhi | 18:6a4db94011d3 | 225 | * may be used to endorse or promote products derived from this software |
sahilmgandhi | 18:6a4db94011d3 | 226 | * without specific prior written permission. |
sahilmgandhi | 18:6a4db94011d3 | 227 | * |
sahilmgandhi | 18:6a4db94011d3 | 228 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
sahilmgandhi | 18:6a4db94011d3 | 229 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
sahilmgandhi | 18:6a4db94011d3 | 230 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
sahilmgandhi | 18:6a4db94011d3 | 231 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
sahilmgandhi | 18:6a4db94011d3 | 232 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
sahilmgandhi | 18:6a4db94011d3 | 233 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
sahilmgandhi | 18:6a4db94011d3 | 234 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
sahilmgandhi | 18:6a4db94011d3 | 235 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
sahilmgandhi | 18:6a4db94011d3 | 236 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
sahilmgandhi | 18:6a4db94011d3 | 237 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
sahilmgandhi | 18:6a4db94011d3 | 238 | * |
sahilmgandhi | 18:6a4db94011d3 | 239 | ****************************************************************************** |
sahilmgandhi | 18:6a4db94011d3 | 240 | */ |
sahilmgandhi | 18:6a4db94011d3 | 241 | |
sahilmgandhi | 18:6a4db94011d3 | 242 | /* Includes ------------------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 243 | #include "stm32f4xx_hal.h" |
sahilmgandhi | 18:6a4db94011d3 | 244 | |
sahilmgandhi | 18:6a4db94011d3 | 245 | /** @addtogroup STM32F4xx_HAL_Driver |
sahilmgandhi | 18:6a4db94011d3 | 246 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 247 | */ |
sahilmgandhi | 18:6a4db94011d3 | 248 | |
sahilmgandhi | 18:6a4db94011d3 | 249 | /** @defgroup FMPI2C FMPI2C |
sahilmgandhi | 18:6a4db94011d3 | 250 | * @brief FMPI2C HAL module driver |
sahilmgandhi | 18:6a4db94011d3 | 251 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 252 | */ |
sahilmgandhi | 18:6a4db94011d3 | 253 | |
sahilmgandhi | 18:6a4db94011d3 | 254 | #ifdef HAL_FMPI2C_MODULE_ENABLED |
sahilmgandhi | 18:6a4db94011d3 | 255 | |
sahilmgandhi | 18:6a4db94011d3 | 256 | #if defined(STM32F410Tx) || defined(STM32F410Cx) || defined(STM32F410Rx) || defined(STM32F446xx) || defined(STM32F412Zx) ||\ |
sahilmgandhi | 18:6a4db94011d3 | 257 | defined(STM32F412Vx) || defined(STM32F412Rx) || defined(STM32F412Cx) |
sahilmgandhi | 18:6a4db94011d3 | 258 | |
sahilmgandhi | 18:6a4db94011d3 | 259 | /* Private typedef -----------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 260 | /* Private define ------------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 261 | |
sahilmgandhi | 18:6a4db94011d3 | 262 | /** @defgroup FMPI2C_Private_Define FMPI2C Private Define |
sahilmgandhi | 18:6a4db94011d3 | 263 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 264 | */ |
sahilmgandhi | 18:6a4db94011d3 | 265 | #define TIMING_CLEAR_MASK ((uint32_t)0xF0FFFFFFU) /*!< FMPI2C TIMING clear register Mask */ |
sahilmgandhi | 18:6a4db94011d3 | 266 | #define FMPI2C_TIMEOUT_ADDR ((uint32_t)10000U) /*!< 10 s */ |
sahilmgandhi | 18:6a4db94011d3 | 267 | #define FMPI2C_TIMEOUT_BUSY ((uint32_t)25U) /*!< 25 ms */ |
sahilmgandhi | 18:6a4db94011d3 | 268 | #define FMPI2C_TIMEOUT_DIR ((uint32_t)25U) /*!< 25 ms */ |
sahilmgandhi | 18:6a4db94011d3 | 269 | #define FMPI2C_TIMEOUT_RXNE ((uint32_t)25U) /*!< 25 ms */ |
sahilmgandhi | 18:6a4db94011d3 | 270 | #define FMPI2C_TIMEOUT_STOPF ((uint32_t)25U) /*!< 25 ms */ |
sahilmgandhi | 18:6a4db94011d3 | 271 | #define FMPI2C_TIMEOUT_TC ((uint32_t)25U) /*!< 25 ms */ |
sahilmgandhi | 18:6a4db94011d3 | 272 | #define FMPI2C_TIMEOUT_TCR ((uint32_t)25U) /*!< 25 ms */ |
sahilmgandhi | 18:6a4db94011d3 | 273 | #define FMPI2C_TIMEOUT_TXIS ((uint32_t)25U) /*!< 25 ms */ |
sahilmgandhi | 18:6a4db94011d3 | 274 | #define FMPI2C_TIMEOUT_FLAG ((uint32_t)25U) /*!< 25 ms */ |
sahilmgandhi | 18:6a4db94011d3 | 275 | |
sahilmgandhi | 18:6a4db94011d3 | 276 | #define MAX_NBYTE_SIZE 255U |
sahilmgandhi | 18:6a4db94011d3 | 277 | #define SlaveAddr_SHIFT 7U |
sahilmgandhi | 18:6a4db94011d3 | 278 | #define SlaveAddr_MSK 0x06U |
sahilmgandhi | 18:6a4db94011d3 | 279 | |
sahilmgandhi | 18:6a4db94011d3 | 280 | /* Private define for @ref PreviousState usage */ |
sahilmgandhi | 18:6a4db94011d3 | 281 | #define FMPI2C_STATE_MSK ((uint32_t)((HAL_FMPI2C_STATE_BUSY_TX | HAL_FMPI2C_STATE_BUSY_RX) & (~HAL_FMPI2C_STATE_READY))) /*!< Mask State define, keep only RX and TX bits */ |
sahilmgandhi | 18:6a4db94011d3 | 282 | #define FMPI2C_STATE_NONE ((uint32_t)(HAL_FMPI2C_MODE_NONE)) /*!< Default Value */ |
sahilmgandhi | 18:6a4db94011d3 | 283 | #define FMPI2C_STATE_MASTER_BUSY_TX ((uint32_t)((HAL_FMPI2C_STATE_BUSY_TX & FMPI2C_STATE_MSK) | HAL_FMPI2C_MODE_MASTER)) /*!< Master Busy TX, combinaison of State LSB and Mode enum */ |
sahilmgandhi | 18:6a4db94011d3 | 284 | #define FMPI2C_STATE_MASTER_BUSY_RX ((uint32_t)((HAL_FMPI2C_STATE_BUSY_RX & FMPI2C_STATE_MSK) | HAL_FMPI2C_MODE_MASTER)) /*!< Master Busy RX, combinaison of State LSB and Mode enum */ |
sahilmgandhi | 18:6a4db94011d3 | 285 | #define FMPI2C_STATE_SLAVE_BUSY_TX ((uint32_t)((HAL_FMPI2C_STATE_BUSY_TX & FMPI2C_STATE_MSK) | HAL_FMPI2C_MODE_SLAVE)) /*!< Slave Busy TX, combinaison of State LSB and Mode enum */ |
sahilmgandhi | 18:6a4db94011d3 | 286 | #define FMPI2C_STATE_SLAVE_BUSY_RX ((uint32_t)((HAL_FMPI2C_STATE_BUSY_RX & FMPI2C_STATE_MSK) | HAL_FMPI2C_MODE_SLAVE)) /*!< Slave Busy RX, combinaison of State LSB and Mode enum */ |
sahilmgandhi | 18:6a4db94011d3 | 287 | #define FMPI2C_STATE_MEM_BUSY_TX ((uint32_t)((HAL_FMPI2C_STATE_BUSY_TX & FMPI2C_STATE_MSK) | HAL_FMPI2C_MODE_MEM)) /*!< Memory Busy TX, combinaison of State LSB and Mode enum */ |
sahilmgandhi | 18:6a4db94011d3 | 288 | #define FMPI2C_STATE_MEM_BUSY_RX ((uint32_t)((HAL_FMPI2C_STATE_BUSY_RX & FMPI2C_STATE_MSK) | HAL_FMPI2C_MODE_MEM)) /*!< Memory Busy RX, combinaison of State LSB and Mode enum */ |
sahilmgandhi | 18:6a4db94011d3 | 289 | |
sahilmgandhi | 18:6a4db94011d3 | 290 | |
sahilmgandhi | 18:6a4db94011d3 | 291 | /* Private define to centralize the enable/disable of Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 292 | #define FMPI2C_XFER_TX_IT ((uint32_t)0x00000001U) |
sahilmgandhi | 18:6a4db94011d3 | 293 | #define FMPI2C_XFER_RX_IT ((uint32_t)0x00000002U) |
sahilmgandhi | 18:6a4db94011d3 | 294 | #define FMPI2C_XFER_LISTEN_IT ((uint32_t)0x00000004U) |
sahilmgandhi | 18:6a4db94011d3 | 295 | |
sahilmgandhi | 18:6a4db94011d3 | 296 | #define FMPI2C_XFER_ERROR_IT ((uint32_t)0x00000011U) |
sahilmgandhi | 18:6a4db94011d3 | 297 | #define FMPI2C_XFER_CPLT_IT ((uint32_t)0x00000012U) |
sahilmgandhi | 18:6a4db94011d3 | 298 | #define FMPI2C_XFER_RELOAD_IT ((uint32_t)0x00000012U) |
sahilmgandhi | 18:6a4db94011d3 | 299 | /** |
sahilmgandhi | 18:6a4db94011d3 | 300 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 301 | */ |
sahilmgandhi | 18:6a4db94011d3 | 302 | |
sahilmgandhi | 18:6a4db94011d3 | 303 | /* Private macro -------------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 304 | #define FMPI2C_GET_DMA_REMAIN_DATA(__HANDLE__) ((((__HANDLE__)->State) == HAL_FMPI2C_STATE_BUSY_TX) ? \ |
sahilmgandhi | 18:6a4db94011d3 | 305 | ((uint32_t)((__HANDLE__)->hdmatx->Instance->NDTR)) : \ |
sahilmgandhi | 18:6a4db94011d3 | 306 | ((uint32_t)((__HANDLE__)->hdmarx->Instance->NDTR))) |
sahilmgandhi | 18:6a4db94011d3 | 307 | |
sahilmgandhi | 18:6a4db94011d3 | 308 | /* Private variables ---------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 309 | /* Private function prototypes -----------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 310 | |
sahilmgandhi | 18:6a4db94011d3 | 311 | /** @defgroup FMPI2C_Private_Functions FMPI2C Private Functions |
sahilmgandhi | 18:6a4db94011d3 | 312 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 313 | */ |
sahilmgandhi | 18:6a4db94011d3 | 314 | /* Private functions to handle DMA transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 315 | static void FMPI2C_DMAMasterTransmitCplt(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 316 | static void FMPI2C_DMAMasterReceiveCplt(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 317 | static void FMPI2C_DMASlaveTransmitCplt(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 318 | static void FMPI2C_DMASlaveReceiveCplt(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 319 | static void FMPI2C_DMAError(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 320 | static void FMPI2C_DMAAbort(DMA_HandleTypeDef *hdma); |
sahilmgandhi | 18:6a4db94011d3 | 321 | |
sahilmgandhi | 18:6a4db94011d3 | 322 | /* Private functions to handle IT transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 323 | static void FMPI2C_ITAddrCplt (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 324 | static void FMPI2C_ITMasterSequentialCplt (FMPI2C_HandleTypeDef *hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 325 | static void FMPI2C_ITSlaveSequentialCplt (FMPI2C_HandleTypeDef *hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 326 | static void FMPI2C_ITMasterCplt (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 327 | static void FMPI2C_ITSlaveCplt (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 328 | static void FMPI2C_ITListenCplt (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 329 | static void FMPI2C_ITError (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 330 | |
sahilmgandhi | 18:6a4db94011d3 | 331 | /* Private functions to handle IT transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 332 | static HAL_StatusTypeDef FMPI2C_RequestMemoryWrite (FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint32_t Timeout, uint32_t Tickstart); |
sahilmgandhi | 18:6a4db94011d3 | 333 | static HAL_StatusTypeDef FMPI2C_RequestMemoryRead (FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint32_t Timeout, uint32_t Tickstart); |
sahilmgandhi | 18:6a4db94011d3 | 334 | |
sahilmgandhi | 18:6a4db94011d3 | 335 | /* Private functions for FMPI2C transfer IRQ handler */ |
sahilmgandhi | 18:6a4db94011d3 | 336 | static HAL_StatusTypeDef FMPI2C_Master_ISR_IT(struct __FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags, uint32_t ITSources); |
sahilmgandhi | 18:6a4db94011d3 | 337 | static HAL_StatusTypeDef FMPI2C_Slave_ISR_IT(struct __FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags, uint32_t ITSources); |
sahilmgandhi | 18:6a4db94011d3 | 338 | static HAL_StatusTypeDef FMPI2C_Master_ISR_DMA(struct __FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags, uint32_t ITSources); |
sahilmgandhi | 18:6a4db94011d3 | 339 | static HAL_StatusTypeDef FMPI2C_Slave_ISR_DMA(struct __FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags, uint32_t ITSources); |
sahilmgandhi | 18:6a4db94011d3 | 340 | |
sahilmgandhi | 18:6a4db94011d3 | 341 | /* Private functions to handle flags during polling transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 342 | static HAL_StatusTypeDef FMPI2C_WaitOnFlagUntilTimeout (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Flag, FlagStatus Status, uint32_t Timeout, uint32_t Tickstart); |
sahilmgandhi | 18:6a4db94011d3 | 343 | static HAL_StatusTypeDef FMPI2C_WaitOnTXISFlagUntilTimeout (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Timeout, uint32_t Tickstart); |
sahilmgandhi | 18:6a4db94011d3 | 344 | static HAL_StatusTypeDef FMPI2C_WaitOnRXNEFlagUntilTimeout (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Timeout, uint32_t Tickstart); |
sahilmgandhi | 18:6a4db94011d3 | 345 | static HAL_StatusTypeDef FMPI2C_WaitOnSTOPFlagUntilTimeout (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Timeout, uint32_t Tickstart); |
sahilmgandhi | 18:6a4db94011d3 | 346 | static HAL_StatusTypeDef FMPI2C_IsAcknowledgeFailed (FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Timeout, uint32_t Tickstart); |
sahilmgandhi | 18:6a4db94011d3 | 347 | |
sahilmgandhi | 18:6a4db94011d3 | 348 | /* Private functions to centralize the enable/disable of Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 349 | static HAL_StatusTypeDef FMPI2C_Enable_IRQ (FMPI2C_HandleTypeDef *hfmpi2c, uint16_t InterruptRequest); |
sahilmgandhi | 18:6a4db94011d3 | 350 | static HAL_StatusTypeDef FMPI2C_Disable_IRQ (FMPI2C_HandleTypeDef *hfmpi2c, uint16_t InterruptRequest); |
sahilmgandhi | 18:6a4db94011d3 | 351 | |
sahilmgandhi | 18:6a4db94011d3 | 352 | /* Private functions to flush TXDR register */ |
sahilmgandhi | 18:6a4db94011d3 | 353 | static void FMPI2C_Flush_TXDR (FMPI2C_HandleTypeDef *hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 354 | |
sahilmgandhi | 18:6a4db94011d3 | 355 | /* Private functions to handle start, restart or stop a transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 356 | static void FMPI2C_TransferConfig (FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t Size, uint32_t Mode, uint32_t Request); |
sahilmgandhi | 18:6a4db94011d3 | 357 | /** |
sahilmgandhi | 18:6a4db94011d3 | 358 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 359 | */ |
sahilmgandhi | 18:6a4db94011d3 | 360 | |
sahilmgandhi | 18:6a4db94011d3 | 361 | /* Exported functions --------------------------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 362 | |
sahilmgandhi | 18:6a4db94011d3 | 363 | /** @defgroup FMPI2C_Exported_Functions FMPI2C Exported Functions |
sahilmgandhi | 18:6a4db94011d3 | 364 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 365 | */ |
sahilmgandhi | 18:6a4db94011d3 | 366 | |
sahilmgandhi | 18:6a4db94011d3 | 367 | /** @defgroup FMPI2C_Exported_Functions_Group1 Initialization and de-initialization functions |
sahilmgandhi | 18:6a4db94011d3 | 368 | * @brief Initialization and Configuration functions |
sahilmgandhi | 18:6a4db94011d3 | 369 | * |
sahilmgandhi | 18:6a4db94011d3 | 370 | @verbatim |
sahilmgandhi | 18:6a4db94011d3 | 371 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 372 | ##### Initialization and de-initialization functions ##### |
sahilmgandhi | 18:6a4db94011d3 | 373 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 374 | [..] This subsection provides a set of functions allowing to initialize and |
sahilmgandhi | 18:6a4db94011d3 | 375 | deinitialize the FMPI2Cx peripheral: |
sahilmgandhi | 18:6a4db94011d3 | 376 | |
sahilmgandhi | 18:6a4db94011d3 | 377 | (+) User must Implement HAL_FMPI2C_MspInit() function in which he configures |
sahilmgandhi | 18:6a4db94011d3 | 378 | all related peripherals resources (CLOCK, GPIO, DMA, IT and NVIC ). |
sahilmgandhi | 18:6a4db94011d3 | 379 | |
sahilmgandhi | 18:6a4db94011d3 | 380 | (+) Call the function HAL_FMPI2C_Init() to configure the selected device with |
sahilmgandhi | 18:6a4db94011d3 | 381 | the selected configuration: |
sahilmgandhi | 18:6a4db94011d3 | 382 | (++) Clock Timing |
sahilmgandhi | 18:6a4db94011d3 | 383 | (++) Own Address 1 |
sahilmgandhi | 18:6a4db94011d3 | 384 | (++) Addressing mode (Master, Slave) |
sahilmgandhi | 18:6a4db94011d3 | 385 | (++) Dual Addressing mode |
sahilmgandhi | 18:6a4db94011d3 | 386 | (++) Own Address 2 |
sahilmgandhi | 18:6a4db94011d3 | 387 | (++) Own Address 2 Mask |
sahilmgandhi | 18:6a4db94011d3 | 388 | (++) General call mode |
sahilmgandhi | 18:6a4db94011d3 | 389 | (++) Nostretch mode |
sahilmgandhi | 18:6a4db94011d3 | 390 | |
sahilmgandhi | 18:6a4db94011d3 | 391 | (+) Call the function HAL_FMPI2C_DeInit() to restore the default configuration |
sahilmgandhi | 18:6a4db94011d3 | 392 | of the selected FMPI2Cx peripheral. |
sahilmgandhi | 18:6a4db94011d3 | 393 | |
sahilmgandhi | 18:6a4db94011d3 | 394 | @endverbatim |
sahilmgandhi | 18:6a4db94011d3 | 395 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 396 | */ |
sahilmgandhi | 18:6a4db94011d3 | 397 | |
sahilmgandhi | 18:6a4db94011d3 | 398 | /** |
sahilmgandhi | 18:6a4db94011d3 | 399 | * @brief Initializes the FMPI2C according to the specified parameters |
sahilmgandhi | 18:6a4db94011d3 | 400 | * in the FMPI2C_InitTypeDef and initialize the associated handle. |
sahilmgandhi | 18:6a4db94011d3 | 401 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 402 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 403 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 404 | */ |
sahilmgandhi | 18:6a4db94011d3 | 405 | HAL_StatusTypeDef HAL_FMPI2C_Init(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 406 | { |
sahilmgandhi | 18:6a4db94011d3 | 407 | /* Check the FMPI2C handle allocation */ |
sahilmgandhi | 18:6a4db94011d3 | 408 | if(hfmpi2c == NULL) |
sahilmgandhi | 18:6a4db94011d3 | 409 | { |
sahilmgandhi | 18:6a4db94011d3 | 410 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 411 | } |
sahilmgandhi | 18:6a4db94011d3 | 412 | |
sahilmgandhi | 18:6a4db94011d3 | 413 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 414 | assert_param(IS_FMPI2C_ALL_INSTANCE(hfmpi2c->Instance)); |
sahilmgandhi | 18:6a4db94011d3 | 415 | assert_param(IS_FMPI2C_OWN_ADDRESS1(hfmpi2c->Init.OwnAddress1)); |
sahilmgandhi | 18:6a4db94011d3 | 416 | assert_param(IS_FMPI2C_ADDRESSING_MODE(hfmpi2c->Init.AddressingMode)); |
sahilmgandhi | 18:6a4db94011d3 | 417 | assert_param(IS_FMPI2C_DUAL_ADDRESS(hfmpi2c->Init.DualAddressMode)); |
sahilmgandhi | 18:6a4db94011d3 | 418 | assert_param(IS_FMPI2C_OWN_ADDRESS2(hfmpi2c->Init.OwnAddress2)); |
sahilmgandhi | 18:6a4db94011d3 | 419 | assert_param(IS_FMPI2C_OWN_ADDRESS2_MASK(hfmpi2c->Init.OwnAddress2Masks)); |
sahilmgandhi | 18:6a4db94011d3 | 420 | assert_param(IS_FMPI2C_GENERAL_CALL(hfmpi2c->Init.GeneralCallMode)); |
sahilmgandhi | 18:6a4db94011d3 | 421 | assert_param(IS_FMPI2C_NO_STRETCH(hfmpi2c->Init.NoStretchMode)); |
sahilmgandhi | 18:6a4db94011d3 | 422 | |
sahilmgandhi | 18:6a4db94011d3 | 423 | if(hfmpi2c->State == HAL_FMPI2C_STATE_RESET) |
sahilmgandhi | 18:6a4db94011d3 | 424 | { |
sahilmgandhi | 18:6a4db94011d3 | 425 | /* Allocate lock resource and initialize it */ |
sahilmgandhi | 18:6a4db94011d3 | 426 | hfmpi2c->Lock = HAL_UNLOCKED; |
sahilmgandhi | 18:6a4db94011d3 | 427 | |
sahilmgandhi | 18:6a4db94011d3 | 428 | /* Init the low level hardware : GPIO, CLOCK, CORTEX...etc */ |
sahilmgandhi | 18:6a4db94011d3 | 429 | HAL_FMPI2C_MspInit(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 430 | } |
sahilmgandhi | 18:6a4db94011d3 | 431 | |
sahilmgandhi | 18:6a4db94011d3 | 432 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 433 | |
sahilmgandhi | 18:6a4db94011d3 | 434 | /* Disable the selected FMPI2C peripheral */ |
sahilmgandhi | 18:6a4db94011d3 | 435 | __HAL_FMPI2C_DISABLE(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 436 | |
sahilmgandhi | 18:6a4db94011d3 | 437 | /*---------------------------- FMPI2Cx TIMINGR Configuration ------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 438 | /* Configure FMPI2Cx: Frequency range */ |
sahilmgandhi | 18:6a4db94011d3 | 439 | hfmpi2c->Instance->TIMINGR = hfmpi2c->Init.Timing & TIMING_CLEAR_MASK; |
sahilmgandhi | 18:6a4db94011d3 | 440 | |
sahilmgandhi | 18:6a4db94011d3 | 441 | /*---------------------------- FMPI2Cx OAR1 Configuration ---------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 442 | /* Configure FMPI2Cx: Own Address1 and ack own address1 mode */ |
sahilmgandhi | 18:6a4db94011d3 | 443 | hfmpi2c->Instance->OAR1 &= ~FMPI2C_OAR1_OA1EN; |
sahilmgandhi | 18:6a4db94011d3 | 444 | if(hfmpi2c->Init.OwnAddress1 != 0U) |
sahilmgandhi | 18:6a4db94011d3 | 445 | { |
sahilmgandhi | 18:6a4db94011d3 | 446 | if(hfmpi2c->Init.AddressingMode == FMPI2C_ADDRESSINGMODE_7BIT) |
sahilmgandhi | 18:6a4db94011d3 | 447 | { |
sahilmgandhi | 18:6a4db94011d3 | 448 | hfmpi2c->Instance->OAR1 = (FMPI2C_OAR1_OA1EN | hfmpi2c->Init.OwnAddress1); |
sahilmgandhi | 18:6a4db94011d3 | 449 | } |
sahilmgandhi | 18:6a4db94011d3 | 450 | else /* FMPI2C_ADDRESSINGMODE_10BIT */ |
sahilmgandhi | 18:6a4db94011d3 | 451 | { |
sahilmgandhi | 18:6a4db94011d3 | 452 | hfmpi2c->Instance->OAR1 = (FMPI2C_OAR1_OA1EN | FMPI2C_OAR1_OA1MODE | hfmpi2c->Init.OwnAddress1); |
sahilmgandhi | 18:6a4db94011d3 | 453 | } |
sahilmgandhi | 18:6a4db94011d3 | 454 | } |
sahilmgandhi | 18:6a4db94011d3 | 455 | |
sahilmgandhi | 18:6a4db94011d3 | 456 | /*---------------------------- FMPI2Cx CR2 Configuration ----------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 457 | /* Configure FMPI2Cx: Addressing Master mode */ |
sahilmgandhi | 18:6a4db94011d3 | 458 | if(hfmpi2c->Init.AddressingMode == FMPI2C_ADDRESSINGMODE_10BIT) |
sahilmgandhi | 18:6a4db94011d3 | 459 | { |
sahilmgandhi | 18:6a4db94011d3 | 460 | hfmpi2c->Instance->CR2 = (FMPI2C_CR2_ADD10); |
sahilmgandhi | 18:6a4db94011d3 | 461 | } |
sahilmgandhi | 18:6a4db94011d3 | 462 | /* Enable the AUTOEND by default, and enable NACK (should be disable only during Slave process */ |
sahilmgandhi | 18:6a4db94011d3 | 463 | hfmpi2c->Instance->CR2 |= (FMPI2C_CR2_AUTOEND | FMPI2C_CR2_NACK); |
sahilmgandhi | 18:6a4db94011d3 | 464 | |
sahilmgandhi | 18:6a4db94011d3 | 465 | /*---------------------------- FMPI2Cx OAR2 Configuration ---------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 466 | /* Configure FMPI2Cx: Dual mode and Own Address2 */ |
sahilmgandhi | 18:6a4db94011d3 | 467 | hfmpi2c->Instance->OAR2 = (hfmpi2c->Init.DualAddressMode | hfmpi2c->Init.OwnAddress2 | (hfmpi2c->Init.OwnAddress2Masks << 8)); |
sahilmgandhi | 18:6a4db94011d3 | 468 | |
sahilmgandhi | 18:6a4db94011d3 | 469 | /*---------------------------- FMPI2Cx CR1 Configuration ----------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 470 | /* Configure FMPI2Cx: Generalcall and NoStretch mode */ |
sahilmgandhi | 18:6a4db94011d3 | 471 | hfmpi2c->Instance->CR1 = (hfmpi2c->Init.GeneralCallMode | hfmpi2c->Init.NoStretchMode); |
sahilmgandhi | 18:6a4db94011d3 | 472 | |
sahilmgandhi | 18:6a4db94011d3 | 473 | /* Enable the selected FMPI2C peripheral */ |
sahilmgandhi | 18:6a4db94011d3 | 474 | __HAL_FMPI2C_ENABLE(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 475 | |
sahilmgandhi | 18:6a4db94011d3 | 476 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 477 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 478 | hfmpi2c->PreviousState = FMPI2C_STATE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 479 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 480 | |
sahilmgandhi | 18:6a4db94011d3 | 481 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 482 | } |
sahilmgandhi | 18:6a4db94011d3 | 483 | |
sahilmgandhi | 18:6a4db94011d3 | 484 | /** |
sahilmgandhi | 18:6a4db94011d3 | 485 | * @brief DeInitialize the FMPI2C peripheral. |
sahilmgandhi | 18:6a4db94011d3 | 486 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 487 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 488 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 489 | */ |
sahilmgandhi | 18:6a4db94011d3 | 490 | HAL_StatusTypeDef HAL_FMPI2C_DeInit(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 491 | { |
sahilmgandhi | 18:6a4db94011d3 | 492 | /* Check the FMPI2C handle allocation */ |
sahilmgandhi | 18:6a4db94011d3 | 493 | if(hfmpi2c == NULL) |
sahilmgandhi | 18:6a4db94011d3 | 494 | { |
sahilmgandhi | 18:6a4db94011d3 | 495 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 496 | } |
sahilmgandhi | 18:6a4db94011d3 | 497 | |
sahilmgandhi | 18:6a4db94011d3 | 498 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 499 | assert_param(IS_FMPI2C_ALL_INSTANCE(hfmpi2c->Instance)); |
sahilmgandhi | 18:6a4db94011d3 | 500 | |
sahilmgandhi | 18:6a4db94011d3 | 501 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 502 | |
sahilmgandhi | 18:6a4db94011d3 | 503 | /* Disable the FMPI2C Peripheral Clock */ |
sahilmgandhi | 18:6a4db94011d3 | 504 | __HAL_FMPI2C_DISABLE(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 505 | |
sahilmgandhi | 18:6a4db94011d3 | 506 | /* DeInit the low level hardware: GPIO, CLOCK, NVIC */ |
sahilmgandhi | 18:6a4db94011d3 | 507 | HAL_FMPI2C_MspDeInit(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 508 | |
sahilmgandhi | 18:6a4db94011d3 | 509 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 510 | hfmpi2c->State = HAL_FMPI2C_STATE_RESET; |
sahilmgandhi | 18:6a4db94011d3 | 511 | hfmpi2c->PreviousState = FMPI2C_STATE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 512 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 513 | |
sahilmgandhi | 18:6a4db94011d3 | 514 | /* Release Lock */ |
sahilmgandhi | 18:6a4db94011d3 | 515 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 516 | |
sahilmgandhi | 18:6a4db94011d3 | 517 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 518 | } |
sahilmgandhi | 18:6a4db94011d3 | 519 | |
sahilmgandhi | 18:6a4db94011d3 | 520 | /** |
sahilmgandhi | 18:6a4db94011d3 | 521 | * @brief Initialize the FMPI2C MSP. |
sahilmgandhi | 18:6a4db94011d3 | 522 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 523 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 524 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 525 | */ |
sahilmgandhi | 18:6a4db94011d3 | 526 | __weak void HAL_FMPI2C_MspInit(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 527 | { |
sahilmgandhi | 18:6a4db94011d3 | 528 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 529 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 530 | |
sahilmgandhi | 18:6a4db94011d3 | 531 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 532 | the HAL_FMPI2C_MspInit could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 533 | */ |
sahilmgandhi | 18:6a4db94011d3 | 534 | } |
sahilmgandhi | 18:6a4db94011d3 | 535 | |
sahilmgandhi | 18:6a4db94011d3 | 536 | /** |
sahilmgandhi | 18:6a4db94011d3 | 537 | * @brief DeInitialize the FMPI2C MSP. |
sahilmgandhi | 18:6a4db94011d3 | 538 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 539 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 540 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 541 | */ |
sahilmgandhi | 18:6a4db94011d3 | 542 | __weak void HAL_FMPI2C_MspDeInit(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 543 | { |
sahilmgandhi | 18:6a4db94011d3 | 544 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 545 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 546 | |
sahilmgandhi | 18:6a4db94011d3 | 547 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 548 | the HAL_FMPI2C_MspDeInit could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 549 | */ |
sahilmgandhi | 18:6a4db94011d3 | 550 | } |
sahilmgandhi | 18:6a4db94011d3 | 551 | |
sahilmgandhi | 18:6a4db94011d3 | 552 | /** |
sahilmgandhi | 18:6a4db94011d3 | 553 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 554 | */ |
sahilmgandhi | 18:6a4db94011d3 | 555 | |
sahilmgandhi | 18:6a4db94011d3 | 556 | /** @defgroup FMPI2C_Exported_Functions_Group2 Input and Output operation functions |
sahilmgandhi | 18:6a4db94011d3 | 557 | * @brief Data transfers functions |
sahilmgandhi | 18:6a4db94011d3 | 558 | * |
sahilmgandhi | 18:6a4db94011d3 | 559 | @verbatim |
sahilmgandhi | 18:6a4db94011d3 | 560 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 561 | ##### IO operation functions ##### |
sahilmgandhi | 18:6a4db94011d3 | 562 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 563 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 564 | This subsection provides a set of functions allowing to manage the FMPI2C data |
sahilmgandhi | 18:6a4db94011d3 | 565 | transfers. |
sahilmgandhi | 18:6a4db94011d3 | 566 | |
sahilmgandhi | 18:6a4db94011d3 | 567 | (#) There are two modes of transfer: |
sahilmgandhi | 18:6a4db94011d3 | 568 | (++) Blocking mode : The communication is performed in the polling mode. |
sahilmgandhi | 18:6a4db94011d3 | 569 | The status of all data processing is returned by the same function |
sahilmgandhi | 18:6a4db94011d3 | 570 | after finishing transfer. |
sahilmgandhi | 18:6a4db94011d3 | 571 | (++) No-Blocking mode : The communication is performed using Interrupts |
sahilmgandhi | 18:6a4db94011d3 | 572 | or DMA. These functions return the status of the transfer startup. |
sahilmgandhi | 18:6a4db94011d3 | 573 | The end of the data processing will be indicated through the |
sahilmgandhi | 18:6a4db94011d3 | 574 | dedicated FMPI2C IRQ when using Interrupt mode or the DMA IRQ when |
sahilmgandhi | 18:6a4db94011d3 | 575 | using DMA mode. |
sahilmgandhi | 18:6a4db94011d3 | 576 | |
sahilmgandhi | 18:6a4db94011d3 | 577 | (#) Blocking mode functions are : |
sahilmgandhi | 18:6a4db94011d3 | 578 | (++) HAL_FMPI2C_Master_Transmit() |
sahilmgandhi | 18:6a4db94011d3 | 579 | (++) HAL_FMPI2C_Master_Receive() |
sahilmgandhi | 18:6a4db94011d3 | 580 | (++) HAL_FMPI2C_Slave_Transmit() |
sahilmgandhi | 18:6a4db94011d3 | 581 | (++) HAL_FMPI2C_Slave_Receive() |
sahilmgandhi | 18:6a4db94011d3 | 582 | (++) HAL_FMPI2C_Mem_Write() |
sahilmgandhi | 18:6a4db94011d3 | 583 | (++) HAL_FMPI2C_Mem_Read() |
sahilmgandhi | 18:6a4db94011d3 | 584 | (++) HAL_FMPI2C_IsDeviceReady() |
sahilmgandhi | 18:6a4db94011d3 | 585 | |
sahilmgandhi | 18:6a4db94011d3 | 586 | (#) No-Blocking mode functions with Interrupt are : |
sahilmgandhi | 18:6a4db94011d3 | 587 | (++) HAL_FMPI2C_Master_Transmit_IT() |
sahilmgandhi | 18:6a4db94011d3 | 588 | (++) HAL_FMPI2C_Master_Receive_IT() |
sahilmgandhi | 18:6a4db94011d3 | 589 | (++) HAL_FMPI2C_Slave_Transmit_IT() |
sahilmgandhi | 18:6a4db94011d3 | 590 | (++) HAL_FMPI2C_Slave_Receive_IT() |
sahilmgandhi | 18:6a4db94011d3 | 591 | (++) HAL_FMPI2C_Master_Sequential_Transmit_IT() |
sahilmgandhi | 18:6a4db94011d3 | 592 | (++) HAL_FMPI2C_Master_Sequential_Receive_IT() |
sahilmgandhi | 18:6a4db94011d3 | 593 | (++) HAL_FMPI2C_Slave_Sequential_Transmit_IT() |
sahilmgandhi | 18:6a4db94011d3 | 594 | (++) HAL_FMPI2C_Slave_Sequential_Receive_IT() |
sahilmgandhi | 18:6a4db94011d3 | 595 | (++) HAL_FMPI2C_Mem_Write_IT() |
sahilmgandhi | 18:6a4db94011d3 | 596 | (++) HAL_FMPI2C_Mem_Read_IT() |
sahilmgandhi | 18:6a4db94011d3 | 597 | |
sahilmgandhi | 18:6a4db94011d3 | 598 | (#) No-Blocking mode functions with DMA are : |
sahilmgandhi | 18:6a4db94011d3 | 599 | (++) HAL_FMPI2C_Master_Transmit_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 600 | (++) HAL_FMPI2C_Master_Receive_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 601 | (++) HAL_FMPI2C_Slave_Transmit_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 602 | (++) HAL_FMPI2C_Slave_Receive_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 603 | (++) HAL_FMPI2C_Mem_Write_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 604 | (++) HAL_FMPI2C_Mem_Read_DMA() |
sahilmgandhi | 18:6a4db94011d3 | 605 | |
sahilmgandhi | 18:6a4db94011d3 | 606 | (#) A set of Transfer Complete Callbacks are provided in non Blocking mode: |
sahilmgandhi | 18:6a4db94011d3 | 607 | (++) HAL_FMPI2C_MemTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 608 | (++) HAL_FMPI2C_MemRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 609 | (++) HAL_FMPI2C_MasterTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 610 | (++) HAL_FMPI2C_MasterRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 611 | (++) HAL_FMPI2C_SlaveTxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 612 | (++) HAL_FMPI2C_SlaveRxCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 613 | (++) HAL_FMPI2C_ErrorCallback() |
sahilmgandhi | 18:6a4db94011d3 | 614 | (++) HAL_FMPI2C_AbortCpltCallback() |
sahilmgandhi | 18:6a4db94011d3 | 615 | |
sahilmgandhi | 18:6a4db94011d3 | 616 | @endverbatim |
sahilmgandhi | 18:6a4db94011d3 | 617 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 618 | */ |
sahilmgandhi | 18:6a4db94011d3 | 619 | |
sahilmgandhi | 18:6a4db94011d3 | 620 | /** |
sahilmgandhi | 18:6a4db94011d3 | 621 | * @brief Transmits in master mode an amount of data in blocking mode. |
sahilmgandhi | 18:6a4db94011d3 | 622 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 623 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 624 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 625 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 626 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 627 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 628 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 629 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 630 | */ |
sahilmgandhi | 18:6a4db94011d3 | 631 | HAL_StatusTypeDef HAL_FMPI2C_Master_Transmit(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 632 | { |
sahilmgandhi | 18:6a4db94011d3 | 633 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 634 | |
sahilmgandhi | 18:6a4db94011d3 | 635 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 636 | { |
sahilmgandhi | 18:6a4db94011d3 | 637 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 638 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 639 | |
sahilmgandhi | 18:6a4db94011d3 | 640 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 641 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 642 | |
sahilmgandhi | 18:6a4db94011d3 | 643 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_BUSY, SET, FMPI2C_TIMEOUT_BUSY, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 644 | { |
sahilmgandhi | 18:6a4db94011d3 | 645 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 646 | } |
sahilmgandhi | 18:6a4db94011d3 | 647 | |
sahilmgandhi | 18:6a4db94011d3 | 648 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 649 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MASTER; |
sahilmgandhi | 18:6a4db94011d3 | 650 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 651 | |
sahilmgandhi | 18:6a4db94011d3 | 652 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 653 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 654 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 655 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 656 | |
sahilmgandhi | 18:6a4db94011d3 | 657 | /* Send Slave Address */ |
sahilmgandhi | 18:6a4db94011d3 | 658 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 659 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 660 | { |
sahilmgandhi | 18:6a4db94011d3 | 661 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 662 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_GENERATE_START_WRITE); |
sahilmgandhi | 18:6a4db94011d3 | 663 | } |
sahilmgandhi | 18:6a4db94011d3 | 664 | else |
sahilmgandhi | 18:6a4db94011d3 | 665 | { |
sahilmgandhi | 18:6a4db94011d3 | 666 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 667 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_GENERATE_START_WRITE); |
sahilmgandhi | 18:6a4db94011d3 | 668 | } |
sahilmgandhi | 18:6a4db94011d3 | 669 | |
sahilmgandhi | 18:6a4db94011d3 | 670 | while(hfmpi2c->XferSize > 0) |
sahilmgandhi | 18:6a4db94011d3 | 671 | { |
sahilmgandhi | 18:6a4db94011d3 | 672 | /* Wait until TXIS flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 673 | if(FMPI2C_WaitOnTXISFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 674 | { |
sahilmgandhi | 18:6a4db94011d3 | 675 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 676 | { |
sahilmgandhi | 18:6a4db94011d3 | 677 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 678 | } |
sahilmgandhi | 18:6a4db94011d3 | 679 | else |
sahilmgandhi | 18:6a4db94011d3 | 680 | { |
sahilmgandhi | 18:6a4db94011d3 | 681 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 682 | } |
sahilmgandhi | 18:6a4db94011d3 | 683 | } |
sahilmgandhi | 18:6a4db94011d3 | 684 | /* Write data to TXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 685 | hfmpi2c->Instance->TXDR = (*hfmpi2c->pBuffPtr++); |
sahilmgandhi | 18:6a4db94011d3 | 686 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 687 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 688 | |
sahilmgandhi | 18:6a4db94011d3 | 689 | if((hfmpi2c->XferSize == 0) && (hfmpi2c->XferCount!=0)) |
sahilmgandhi | 18:6a4db94011d3 | 690 | { |
sahilmgandhi | 18:6a4db94011d3 | 691 | /* Wait until TCR flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 692 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_TCR, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 693 | { |
sahilmgandhi | 18:6a4db94011d3 | 694 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 695 | } |
sahilmgandhi | 18:6a4db94011d3 | 696 | |
sahilmgandhi | 18:6a4db94011d3 | 697 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 698 | { |
sahilmgandhi | 18:6a4db94011d3 | 699 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 700 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 701 | } |
sahilmgandhi | 18:6a4db94011d3 | 702 | else |
sahilmgandhi | 18:6a4db94011d3 | 703 | { |
sahilmgandhi | 18:6a4db94011d3 | 704 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 705 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 706 | } |
sahilmgandhi | 18:6a4db94011d3 | 707 | } |
sahilmgandhi | 18:6a4db94011d3 | 708 | } |
sahilmgandhi | 18:6a4db94011d3 | 709 | |
sahilmgandhi | 18:6a4db94011d3 | 710 | /* No need to Check TC flag, with AUTOEND mode the stop is automatically generated */ |
sahilmgandhi | 18:6a4db94011d3 | 711 | /* Wait until STOPF flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 712 | if(FMPI2C_WaitOnSTOPFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 713 | { |
sahilmgandhi | 18:6a4db94011d3 | 714 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 715 | { |
sahilmgandhi | 18:6a4db94011d3 | 716 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 717 | } |
sahilmgandhi | 18:6a4db94011d3 | 718 | else |
sahilmgandhi | 18:6a4db94011d3 | 719 | { |
sahilmgandhi | 18:6a4db94011d3 | 720 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 721 | } |
sahilmgandhi | 18:6a4db94011d3 | 722 | } |
sahilmgandhi | 18:6a4db94011d3 | 723 | |
sahilmgandhi | 18:6a4db94011d3 | 724 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 725 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 726 | |
sahilmgandhi | 18:6a4db94011d3 | 727 | /* Clear Configuration Register 2 */ |
sahilmgandhi | 18:6a4db94011d3 | 728 | FMPI2C_RESET_CR2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 729 | |
sahilmgandhi | 18:6a4db94011d3 | 730 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 731 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 732 | |
sahilmgandhi | 18:6a4db94011d3 | 733 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 734 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 735 | |
sahilmgandhi | 18:6a4db94011d3 | 736 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 737 | } |
sahilmgandhi | 18:6a4db94011d3 | 738 | else |
sahilmgandhi | 18:6a4db94011d3 | 739 | { |
sahilmgandhi | 18:6a4db94011d3 | 740 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 741 | } |
sahilmgandhi | 18:6a4db94011d3 | 742 | } |
sahilmgandhi | 18:6a4db94011d3 | 743 | |
sahilmgandhi | 18:6a4db94011d3 | 744 | /** |
sahilmgandhi | 18:6a4db94011d3 | 745 | * @brief Receives in master mode an amount of data in blocking mode. |
sahilmgandhi | 18:6a4db94011d3 | 746 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 747 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 748 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 749 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 750 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 751 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 752 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 753 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 754 | */ |
sahilmgandhi | 18:6a4db94011d3 | 755 | HAL_StatusTypeDef HAL_FMPI2C_Master_Receive(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 756 | { |
sahilmgandhi | 18:6a4db94011d3 | 757 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 758 | |
sahilmgandhi | 18:6a4db94011d3 | 759 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 760 | { |
sahilmgandhi | 18:6a4db94011d3 | 761 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 762 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 763 | |
sahilmgandhi | 18:6a4db94011d3 | 764 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 765 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 766 | |
sahilmgandhi | 18:6a4db94011d3 | 767 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_BUSY, SET, FMPI2C_TIMEOUT_BUSY, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 768 | { |
sahilmgandhi | 18:6a4db94011d3 | 769 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 770 | } |
sahilmgandhi | 18:6a4db94011d3 | 771 | |
sahilmgandhi | 18:6a4db94011d3 | 772 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 773 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MASTER; |
sahilmgandhi | 18:6a4db94011d3 | 774 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 775 | |
sahilmgandhi | 18:6a4db94011d3 | 776 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 777 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 778 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 779 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 780 | |
sahilmgandhi | 18:6a4db94011d3 | 781 | /* Send Slave Address */ |
sahilmgandhi | 18:6a4db94011d3 | 782 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 783 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 784 | { |
sahilmgandhi | 18:6a4db94011d3 | 785 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 786 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_GENERATE_START_READ); |
sahilmgandhi | 18:6a4db94011d3 | 787 | } |
sahilmgandhi | 18:6a4db94011d3 | 788 | else |
sahilmgandhi | 18:6a4db94011d3 | 789 | { |
sahilmgandhi | 18:6a4db94011d3 | 790 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 791 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_GENERATE_START_READ); |
sahilmgandhi | 18:6a4db94011d3 | 792 | } |
sahilmgandhi | 18:6a4db94011d3 | 793 | |
sahilmgandhi | 18:6a4db94011d3 | 794 | while(hfmpi2c->XferSize > 0) |
sahilmgandhi | 18:6a4db94011d3 | 795 | { |
sahilmgandhi | 18:6a4db94011d3 | 796 | /* Wait until RXNE flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 797 | if(FMPI2C_WaitOnRXNEFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 798 | { |
sahilmgandhi | 18:6a4db94011d3 | 799 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 800 | { |
sahilmgandhi | 18:6a4db94011d3 | 801 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 802 | } |
sahilmgandhi | 18:6a4db94011d3 | 803 | else |
sahilmgandhi | 18:6a4db94011d3 | 804 | { |
sahilmgandhi | 18:6a4db94011d3 | 805 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 806 | } |
sahilmgandhi | 18:6a4db94011d3 | 807 | } |
sahilmgandhi | 18:6a4db94011d3 | 808 | |
sahilmgandhi | 18:6a4db94011d3 | 809 | /* Read data from RXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 810 | (*hfmpi2c->pBuffPtr++) = hfmpi2c->Instance->RXDR; |
sahilmgandhi | 18:6a4db94011d3 | 811 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 812 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 813 | |
sahilmgandhi | 18:6a4db94011d3 | 814 | if((hfmpi2c->XferSize == 0) && (hfmpi2c->XferCount != 0)) |
sahilmgandhi | 18:6a4db94011d3 | 815 | { |
sahilmgandhi | 18:6a4db94011d3 | 816 | /* Wait until TCR flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 817 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_TCR, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 818 | { |
sahilmgandhi | 18:6a4db94011d3 | 819 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 820 | } |
sahilmgandhi | 18:6a4db94011d3 | 821 | |
sahilmgandhi | 18:6a4db94011d3 | 822 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 823 | { |
sahilmgandhi | 18:6a4db94011d3 | 824 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 825 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 826 | } |
sahilmgandhi | 18:6a4db94011d3 | 827 | else |
sahilmgandhi | 18:6a4db94011d3 | 828 | { |
sahilmgandhi | 18:6a4db94011d3 | 829 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 830 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 831 | } |
sahilmgandhi | 18:6a4db94011d3 | 832 | } |
sahilmgandhi | 18:6a4db94011d3 | 833 | } |
sahilmgandhi | 18:6a4db94011d3 | 834 | |
sahilmgandhi | 18:6a4db94011d3 | 835 | /* No need to Check TC flag, with AUTOEND mode the stop is automatically generated */ |
sahilmgandhi | 18:6a4db94011d3 | 836 | /* Wait until STOPF flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 837 | if(FMPI2C_WaitOnSTOPFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 838 | { |
sahilmgandhi | 18:6a4db94011d3 | 839 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 840 | { |
sahilmgandhi | 18:6a4db94011d3 | 841 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 842 | } |
sahilmgandhi | 18:6a4db94011d3 | 843 | else |
sahilmgandhi | 18:6a4db94011d3 | 844 | { |
sahilmgandhi | 18:6a4db94011d3 | 845 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 846 | } |
sahilmgandhi | 18:6a4db94011d3 | 847 | } |
sahilmgandhi | 18:6a4db94011d3 | 848 | |
sahilmgandhi | 18:6a4db94011d3 | 849 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 850 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 851 | |
sahilmgandhi | 18:6a4db94011d3 | 852 | /* Clear Configuration Register 2 */ |
sahilmgandhi | 18:6a4db94011d3 | 853 | FMPI2C_RESET_CR2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 854 | |
sahilmgandhi | 18:6a4db94011d3 | 855 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 856 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 857 | |
sahilmgandhi | 18:6a4db94011d3 | 858 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 859 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 860 | |
sahilmgandhi | 18:6a4db94011d3 | 861 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 862 | } |
sahilmgandhi | 18:6a4db94011d3 | 863 | else |
sahilmgandhi | 18:6a4db94011d3 | 864 | { |
sahilmgandhi | 18:6a4db94011d3 | 865 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 866 | } |
sahilmgandhi | 18:6a4db94011d3 | 867 | } |
sahilmgandhi | 18:6a4db94011d3 | 868 | |
sahilmgandhi | 18:6a4db94011d3 | 869 | /** |
sahilmgandhi | 18:6a4db94011d3 | 870 | * @brief Transmits in slave mode an amount of data in blocking mode. |
sahilmgandhi | 18:6a4db94011d3 | 871 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 872 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 873 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 874 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 875 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 876 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 877 | */ |
sahilmgandhi | 18:6a4db94011d3 | 878 | HAL_StatusTypeDef HAL_FMPI2C_Slave_Transmit(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 879 | { |
sahilmgandhi | 18:6a4db94011d3 | 880 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 881 | |
sahilmgandhi | 18:6a4db94011d3 | 882 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 883 | { |
sahilmgandhi | 18:6a4db94011d3 | 884 | if((pData == NULL ) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 885 | { |
sahilmgandhi | 18:6a4db94011d3 | 886 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 887 | } |
sahilmgandhi | 18:6a4db94011d3 | 888 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 889 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 890 | |
sahilmgandhi | 18:6a4db94011d3 | 891 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 892 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 893 | |
sahilmgandhi | 18:6a4db94011d3 | 894 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 895 | hfmpi2c->Mode = HAL_FMPI2C_MODE_SLAVE; |
sahilmgandhi | 18:6a4db94011d3 | 896 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 897 | |
sahilmgandhi | 18:6a4db94011d3 | 898 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 899 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 900 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 901 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 902 | |
sahilmgandhi | 18:6a4db94011d3 | 903 | /* Enable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 904 | hfmpi2c->Instance->CR2 &= ~FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 905 | |
sahilmgandhi | 18:6a4db94011d3 | 906 | /* Wait until ADDR flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 907 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_ADDR, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 908 | { |
sahilmgandhi | 18:6a4db94011d3 | 909 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 910 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 911 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 912 | } |
sahilmgandhi | 18:6a4db94011d3 | 913 | |
sahilmgandhi | 18:6a4db94011d3 | 914 | /* Clear ADDR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 915 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 916 | |
sahilmgandhi | 18:6a4db94011d3 | 917 | /* If 10bit addressing mode is selected */ |
sahilmgandhi | 18:6a4db94011d3 | 918 | if(hfmpi2c->Init.AddressingMode == FMPI2C_ADDRESSINGMODE_10BIT) |
sahilmgandhi | 18:6a4db94011d3 | 919 | { |
sahilmgandhi | 18:6a4db94011d3 | 920 | /* Wait until ADDR flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 921 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_ADDR, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 922 | { |
sahilmgandhi | 18:6a4db94011d3 | 923 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 924 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 925 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 926 | } |
sahilmgandhi | 18:6a4db94011d3 | 927 | |
sahilmgandhi | 18:6a4db94011d3 | 928 | /* Clear ADDR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 929 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 930 | } |
sahilmgandhi | 18:6a4db94011d3 | 931 | |
sahilmgandhi | 18:6a4db94011d3 | 932 | /* Wait until DIR flag is set Transmitter mode */ |
sahilmgandhi | 18:6a4db94011d3 | 933 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_DIR, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 934 | { |
sahilmgandhi | 18:6a4db94011d3 | 935 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 936 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 937 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 938 | } |
sahilmgandhi | 18:6a4db94011d3 | 939 | |
sahilmgandhi | 18:6a4db94011d3 | 940 | while(hfmpi2c->XferCount > 0) |
sahilmgandhi | 18:6a4db94011d3 | 941 | { |
sahilmgandhi | 18:6a4db94011d3 | 942 | /* Wait until TXIS flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 943 | if(FMPI2C_WaitOnTXISFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 944 | { |
sahilmgandhi | 18:6a4db94011d3 | 945 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 946 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 947 | |
sahilmgandhi | 18:6a4db94011d3 | 948 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 949 | { |
sahilmgandhi | 18:6a4db94011d3 | 950 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 951 | } |
sahilmgandhi | 18:6a4db94011d3 | 952 | else |
sahilmgandhi | 18:6a4db94011d3 | 953 | { |
sahilmgandhi | 18:6a4db94011d3 | 954 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 955 | } |
sahilmgandhi | 18:6a4db94011d3 | 956 | } |
sahilmgandhi | 18:6a4db94011d3 | 957 | |
sahilmgandhi | 18:6a4db94011d3 | 958 | /* Write data to TXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 959 | hfmpi2c->Instance->TXDR = (*hfmpi2c->pBuffPtr++); |
sahilmgandhi | 18:6a4db94011d3 | 960 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 961 | } |
sahilmgandhi | 18:6a4db94011d3 | 962 | |
sahilmgandhi | 18:6a4db94011d3 | 963 | /* Wait until STOP flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 964 | if(FMPI2C_WaitOnSTOPFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 965 | { |
sahilmgandhi | 18:6a4db94011d3 | 966 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 967 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 968 | |
sahilmgandhi | 18:6a4db94011d3 | 969 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 970 | { |
sahilmgandhi | 18:6a4db94011d3 | 971 | /* Normal use case for Transmitter mode */ |
sahilmgandhi | 18:6a4db94011d3 | 972 | /* A NACK is generated to confirm the end of transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 973 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 974 | } |
sahilmgandhi | 18:6a4db94011d3 | 975 | else |
sahilmgandhi | 18:6a4db94011d3 | 976 | { |
sahilmgandhi | 18:6a4db94011d3 | 977 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 978 | } |
sahilmgandhi | 18:6a4db94011d3 | 979 | } |
sahilmgandhi | 18:6a4db94011d3 | 980 | |
sahilmgandhi | 18:6a4db94011d3 | 981 | /* Clear STOP flag */ |
sahilmgandhi | 18:6a4db94011d3 | 982 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 983 | |
sahilmgandhi | 18:6a4db94011d3 | 984 | /* Wait until BUSY flag is reset */ |
sahilmgandhi | 18:6a4db94011d3 | 985 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_BUSY, SET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 986 | { |
sahilmgandhi | 18:6a4db94011d3 | 987 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 988 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 989 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 990 | } |
sahilmgandhi | 18:6a4db94011d3 | 991 | |
sahilmgandhi | 18:6a4db94011d3 | 992 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 993 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 994 | |
sahilmgandhi | 18:6a4db94011d3 | 995 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 996 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 997 | |
sahilmgandhi | 18:6a4db94011d3 | 998 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 999 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1000 | |
sahilmgandhi | 18:6a4db94011d3 | 1001 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1002 | } |
sahilmgandhi | 18:6a4db94011d3 | 1003 | else |
sahilmgandhi | 18:6a4db94011d3 | 1004 | { |
sahilmgandhi | 18:6a4db94011d3 | 1005 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1006 | } |
sahilmgandhi | 18:6a4db94011d3 | 1007 | } |
sahilmgandhi | 18:6a4db94011d3 | 1008 | |
sahilmgandhi | 18:6a4db94011d3 | 1009 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1010 | * @brief Receive in slave mode an amount of data in blocking mode |
sahilmgandhi | 18:6a4db94011d3 | 1011 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1012 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1013 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1014 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1015 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 1016 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1017 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1018 | HAL_StatusTypeDef HAL_FMPI2C_Slave_Receive(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 1019 | { |
sahilmgandhi | 18:6a4db94011d3 | 1020 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1021 | |
sahilmgandhi | 18:6a4db94011d3 | 1022 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1023 | { |
sahilmgandhi | 18:6a4db94011d3 | 1024 | if((pData == NULL ) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 1025 | { |
sahilmgandhi | 18:6a4db94011d3 | 1026 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1027 | } |
sahilmgandhi | 18:6a4db94011d3 | 1028 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1029 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1030 | |
sahilmgandhi | 18:6a4db94011d3 | 1031 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 1032 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 1033 | |
sahilmgandhi | 18:6a4db94011d3 | 1034 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 1035 | hfmpi2c->Mode = HAL_FMPI2C_MODE_SLAVE; |
sahilmgandhi | 18:6a4db94011d3 | 1036 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1037 | |
sahilmgandhi | 18:6a4db94011d3 | 1038 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1039 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1040 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1041 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1042 | |
sahilmgandhi | 18:6a4db94011d3 | 1043 | /* Enable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1044 | hfmpi2c->Instance->CR2 &= ~FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1045 | |
sahilmgandhi | 18:6a4db94011d3 | 1046 | /* Wait until ADDR flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 1047 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_ADDR, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1048 | { |
sahilmgandhi | 18:6a4db94011d3 | 1049 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1050 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1051 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1052 | } |
sahilmgandhi | 18:6a4db94011d3 | 1053 | |
sahilmgandhi | 18:6a4db94011d3 | 1054 | /* Clear ADDR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 1055 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 1056 | |
sahilmgandhi | 18:6a4db94011d3 | 1057 | /* Wait until DIR flag is reset Receiver mode */ |
sahilmgandhi | 18:6a4db94011d3 | 1058 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_DIR, SET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1059 | { |
sahilmgandhi | 18:6a4db94011d3 | 1060 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1061 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1062 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1063 | } |
sahilmgandhi | 18:6a4db94011d3 | 1064 | |
sahilmgandhi | 18:6a4db94011d3 | 1065 | while(hfmpi2c->XferCount > 0) |
sahilmgandhi | 18:6a4db94011d3 | 1066 | { |
sahilmgandhi | 18:6a4db94011d3 | 1067 | /* Wait until RXNE flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 1068 | if(FMPI2C_WaitOnRXNEFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1069 | { |
sahilmgandhi | 18:6a4db94011d3 | 1070 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1071 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1072 | |
sahilmgandhi | 18:6a4db94011d3 | 1073 | /* Store Last receive data if any */ |
sahilmgandhi | 18:6a4db94011d3 | 1074 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_RXNE) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 1075 | { |
sahilmgandhi | 18:6a4db94011d3 | 1076 | /* Read data from RXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 1077 | (*hfmpi2c->pBuffPtr++) = hfmpi2c->Instance->RXDR; |
sahilmgandhi | 18:6a4db94011d3 | 1078 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 1079 | } |
sahilmgandhi | 18:6a4db94011d3 | 1080 | |
sahilmgandhi | 18:6a4db94011d3 | 1081 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_TIMEOUT) |
sahilmgandhi | 18:6a4db94011d3 | 1082 | { |
sahilmgandhi | 18:6a4db94011d3 | 1083 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1084 | } |
sahilmgandhi | 18:6a4db94011d3 | 1085 | else |
sahilmgandhi | 18:6a4db94011d3 | 1086 | { |
sahilmgandhi | 18:6a4db94011d3 | 1087 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1088 | } |
sahilmgandhi | 18:6a4db94011d3 | 1089 | } |
sahilmgandhi | 18:6a4db94011d3 | 1090 | |
sahilmgandhi | 18:6a4db94011d3 | 1091 | /* Read data from RXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 1092 | (*hfmpi2c->pBuffPtr++) = hfmpi2c->Instance->RXDR; |
sahilmgandhi | 18:6a4db94011d3 | 1093 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 1094 | } |
sahilmgandhi | 18:6a4db94011d3 | 1095 | |
sahilmgandhi | 18:6a4db94011d3 | 1096 | /* Wait until STOP flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 1097 | if(FMPI2C_WaitOnSTOPFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1098 | { |
sahilmgandhi | 18:6a4db94011d3 | 1099 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1100 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1101 | |
sahilmgandhi | 18:6a4db94011d3 | 1102 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 1103 | { |
sahilmgandhi | 18:6a4db94011d3 | 1104 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1105 | } |
sahilmgandhi | 18:6a4db94011d3 | 1106 | else |
sahilmgandhi | 18:6a4db94011d3 | 1107 | { |
sahilmgandhi | 18:6a4db94011d3 | 1108 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1109 | } |
sahilmgandhi | 18:6a4db94011d3 | 1110 | } |
sahilmgandhi | 18:6a4db94011d3 | 1111 | |
sahilmgandhi | 18:6a4db94011d3 | 1112 | /* Clear STOP flag */ |
sahilmgandhi | 18:6a4db94011d3 | 1113 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 1114 | |
sahilmgandhi | 18:6a4db94011d3 | 1115 | /* Wait until BUSY flag is reset */ |
sahilmgandhi | 18:6a4db94011d3 | 1116 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_BUSY, SET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1117 | { |
sahilmgandhi | 18:6a4db94011d3 | 1118 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1119 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1120 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1121 | } |
sahilmgandhi | 18:6a4db94011d3 | 1122 | |
sahilmgandhi | 18:6a4db94011d3 | 1123 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1124 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1125 | |
sahilmgandhi | 18:6a4db94011d3 | 1126 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1127 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1128 | |
sahilmgandhi | 18:6a4db94011d3 | 1129 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1130 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1131 | |
sahilmgandhi | 18:6a4db94011d3 | 1132 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1133 | } |
sahilmgandhi | 18:6a4db94011d3 | 1134 | else |
sahilmgandhi | 18:6a4db94011d3 | 1135 | { |
sahilmgandhi | 18:6a4db94011d3 | 1136 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1137 | } |
sahilmgandhi | 18:6a4db94011d3 | 1138 | } |
sahilmgandhi | 18:6a4db94011d3 | 1139 | |
sahilmgandhi | 18:6a4db94011d3 | 1140 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1141 | * @brief Transmit in master mode an amount of data in non-blocking mode with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 1142 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1143 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1144 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 1145 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 1146 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1147 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1148 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1149 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1150 | HAL_StatusTypeDef HAL_FMPI2C_Master_Transmit_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1151 | { |
sahilmgandhi | 18:6a4db94011d3 | 1152 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1153 | |
sahilmgandhi | 18:6a4db94011d3 | 1154 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1155 | { |
sahilmgandhi | 18:6a4db94011d3 | 1156 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 1157 | { |
sahilmgandhi | 18:6a4db94011d3 | 1158 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1159 | } |
sahilmgandhi | 18:6a4db94011d3 | 1160 | |
sahilmgandhi | 18:6a4db94011d3 | 1161 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1162 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1163 | |
sahilmgandhi | 18:6a4db94011d3 | 1164 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 1165 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MASTER; |
sahilmgandhi | 18:6a4db94011d3 | 1166 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1167 | |
sahilmgandhi | 18:6a4db94011d3 | 1168 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1169 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1170 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1171 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 1172 | hfmpi2c->XferISR = FMPI2C_Master_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 1173 | |
sahilmgandhi | 18:6a4db94011d3 | 1174 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 1175 | { |
sahilmgandhi | 18:6a4db94011d3 | 1176 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 1177 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 1178 | } |
sahilmgandhi | 18:6a4db94011d3 | 1179 | else |
sahilmgandhi | 18:6a4db94011d3 | 1180 | { |
sahilmgandhi | 18:6a4db94011d3 | 1181 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1182 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 1183 | } |
sahilmgandhi | 18:6a4db94011d3 | 1184 | |
sahilmgandhi | 18:6a4db94011d3 | 1185 | /* Send Slave Address */ |
sahilmgandhi | 18:6a4db94011d3 | 1186 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE */ |
sahilmgandhi | 18:6a4db94011d3 | 1187 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, xfermode, FMPI2C_GENERATE_START_WRITE); |
sahilmgandhi | 18:6a4db94011d3 | 1188 | |
sahilmgandhi | 18:6a4db94011d3 | 1189 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1190 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1191 | |
sahilmgandhi | 18:6a4db94011d3 | 1192 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 1193 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 1194 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 1195 | |
sahilmgandhi | 18:6a4db94011d3 | 1196 | /* Enable ERR, TC, STOP, NACK, TXI interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 1197 | /* possible to enable all of these */ |
sahilmgandhi | 18:6a4db94011d3 | 1198 | /* FMPI2C_IT_ERRI | FMPI2C_IT_TCI| FMPI2C_IT_STOPI| FMPI2C_IT_NACKI | FMPI2C_IT_ADDRI | FMPI2C_IT_RXI | FMPI2C_IT_TXI */ |
sahilmgandhi | 18:6a4db94011d3 | 1199 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 1200 | |
sahilmgandhi | 18:6a4db94011d3 | 1201 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1202 | } |
sahilmgandhi | 18:6a4db94011d3 | 1203 | else |
sahilmgandhi | 18:6a4db94011d3 | 1204 | { |
sahilmgandhi | 18:6a4db94011d3 | 1205 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1206 | } |
sahilmgandhi | 18:6a4db94011d3 | 1207 | } |
sahilmgandhi | 18:6a4db94011d3 | 1208 | |
sahilmgandhi | 18:6a4db94011d3 | 1209 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1210 | * @brief Receive in master mode an amount of data in non-blocking mode with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 1211 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1212 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1213 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 1214 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 1215 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1216 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1217 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1218 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1219 | HAL_StatusTypeDef HAL_FMPI2C_Master_Receive_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1220 | { |
sahilmgandhi | 18:6a4db94011d3 | 1221 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1222 | |
sahilmgandhi | 18:6a4db94011d3 | 1223 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1224 | { |
sahilmgandhi | 18:6a4db94011d3 | 1225 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 1226 | { |
sahilmgandhi | 18:6a4db94011d3 | 1227 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1228 | } |
sahilmgandhi | 18:6a4db94011d3 | 1229 | |
sahilmgandhi | 18:6a4db94011d3 | 1230 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1231 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1232 | |
sahilmgandhi | 18:6a4db94011d3 | 1233 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 1234 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MASTER; |
sahilmgandhi | 18:6a4db94011d3 | 1235 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1236 | |
sahilmgandhi | 18:6a4db94011d3 | 1237 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1238 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1239 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1240 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 1241 | hfmpi2c->XferISR = FMPI2C_Master_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 1242 | |
sahilmgandhi | 18:6a4db94011d3 | 1243 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 1244 | { |
sahilmgandhi | 18:6a4db94011d3 | 1245 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 1246 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 1247 | } |
sahilmgandhi | 18:6a4db94011d3 | 1248 | else |
sahilmgandhi | 18:6a4db94011d3 | 1249 | { |
sahilmgandhi | 18:6a4db94011d3 | 1250 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1251 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 1252 | } |
sahilmgandhi | 18:6a4db94011d3 | 1253 | |
sahilmgandhi | 18:6a4db94011d3 | 1254 | /* Send Slave Address */ |
sahilmgandhi | 18:6a4db94011d3 | 1255 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE */ |
sahilmgandhi | 18:6a4db94011d3 | 1256 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, xfermode, FMPI2C_GENERATE_START_READ); |
sahilmgandhi | 18:6a4db94011d3 | 1257 | |
sahilmgandhi | 18:6a4db94011d3 | 1258 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1259 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1260 | |
sahilmgandhi | 18:6a4db94011d3 | 1261 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 1262 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 1263 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 1264 | |
sahilmgandhi | 18:6a4db94011d3 | 1265 | /* Enable ERR, TC, STOP, NACK, RXI interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 1266 | /* possible to enable all of these */ |
sahilmgandhi | 18:6a4db94011d3 | 1267 | /* FMPI2C_IT_ERRI | FMPI2C_IT_TCI| FMPI2C_IT_STOPI| FMPI2C_IT_NACKI | FMPI2C_IT_ADDRI | FMPI2C_IT_RXI | FMPI2C_IT_TXI */ |
sahilmgandhi | 18:6a4db94011d3 | 1268 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 1269 | |
sahilmgandhi | 18:6a4db94011d3 | 1270 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1271 | } |
sahilmgandhi | 18:6a4db94011d3 | 1272 | else |
sahilmgandhi | 18:6a4db94011d3 | 1273 | { |
sahilmgandhi | 18:6a4db94011d3 | 1274 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1275 | } |
sahilmgandhi | 18:6a4db94011d3 | 1276 | } |
sahilmgandhi | 18:6a4db94011d3 | 1277 | |
sahilmgandhi | 18:6a4db94011d3 | 1278 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1279 | * @brief Transmit in slave mode an amount of data in non-blocking mode with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 1280 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1281 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1282 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1283 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1284 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1285 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1286 | HAL_StatusTypeDef HAL_FMPI2C_Slave_Transmit_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1287 | { |
sahilmgandhi | 18:6a4db94011d3 | 1288 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1289 | { |
sahilmgandhi | 18:6a4db94011d3 | 1290 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1291 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1292 | |
sahilmgandhi | 18:6a4db94011d3 | 1293 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 1294 | hfmpi2c->Mode = HAL_FMPI2C_MODE_SLAVE; |
sahilmgandhi | 18:6a4db94011d3 | 1295 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1296 | |
sahilmgandhi | 18:6a4db94011d3 | 1297 | /* Enable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1298 | hfmpi2c->Instance->CR2 &= ~FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1299 | |
sahilmgandhi | 18:6a4db94011d3 | 1300 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1301 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1302 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1303 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1304 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 1305 | hfmpi2c->XferISR = FMPI2C_Slave_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 1306 | |
sahilmgandhi | 18:6a4db94011d3 | 1307 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1308 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1309 | |
sahilmgandhi | 18:6a4db94011d3 | 1310 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 1311 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 1312 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 1313 | |
sahilmgandhi | 18:6a4db94011d3 | 1314 | /* Enable ERR, TC, STOP, NACK, TXI interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 1315 | /* possible to enable all of these */ |
sahilmgandhi | 18:6a4db94011d3 | 1316 | /* FMPI2C_IT_ERRI | FMPI2C_IT_TCI| FMPI2C_IT_STOPI| FMPI2C_IT_NACKI | FMPI2C_IT_ADDRI | FMPI2C_IT_RXI | FMPI2C_IT_TXI */ |
sahilmgandhi | 18:6a4db94011d3 | 1317 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT | FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 1318 | |
sahilmgandhi | 18:6a4db94011d3 | 1319 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1320 | } |
sahilmgandhi | 18:6a4db94011d3 | 1321 | else |
sahilmgandhi | 18:6a4db94011d3 | 1322 | { |
sahilmgandhi | 18:6a4db94011d3 | 1323 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1324 | } |
sahilmgandhi | 18:6a4db94011d3 | 1325 | } |
sahilmgandhi | 18:6a4db94011d3 | 1326 | |
sahilmgandhi | 18:6a4db94011d3 | 1327 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1328 | * @brief Receive in slave mode an amount of data in non-blocking mode with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 1329 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1330 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1331 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1332 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1333 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1334 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1335 | HAL_StatusTypeDef HAL_FMPI2C_Slave_Receive_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1336 | { |
sahilmgandhi | 18:6a4db94011d3 | 1337 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1338 | { |
sahilmgandhi | 18:6a4db94011d3 | 1339 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1340 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1341 | |
sahilmgandhi | 18:6a4db94011d3 | 1342 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 1343 | hfmpi2c->Mode = HAL_FMPI2C_MODE_SLAVE; |
sahilmgandhi | 18:6a4db94011d3 | 1344 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1345 | |
sahilmgandhi | 18:6a4db94011d3 | 1346 | /* Enable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1347 | hfmpi2c->Instance->CR2 &= ~FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1348 | |
sahilmgandhi | 18:6a4db94011d3 | 1349 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1350 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1351 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1352 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1353 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 1354 | hfmpi2c->XferISR = FMPI2C_Slave_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 1355 | |
sahilmgandhi | 18:6a4db94011d3 | 1356 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1357 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1358 | |
sahilmgandhi | 18:6a4db94011d3 | 1359 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 1360 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 1361 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 1362 | |
sahilmgandhi | 18:6a4db94011d3 | 1363 | /* Enable ERR, TC, STOP, NACK, RXI interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 1364 | /* possible to enable all of these */ |
sahilmgandhi | 18:6a4db94011d3 | 1365 | /* FMPI2C_IT_ERRI | FMPI2C_IT_TCI| FMPI2C_IT_STOPI| FMPI2C_IT_NACKI | FMPI2C_IT_ADDRI | FMPI2C_IT_RXI | FMPI2C_IT_TXI */ |
sahilmgandhi | 18:6a4db94011d3 | 1366 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT | FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 1367 | |
sahilmgandhi | 18:6a4db94011d3 | 1368 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1369 | } |
sahilmgandhi | 18:6a4db94011d3 | 1370 | else |
sahilmgandhi | 18:6a4db94011d3 | 1371 | { |
sahilmgandhi | 18:6a4db94011d3 | 1372 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1373 | } |
sahilmgandhi | 18:6a4db94011d3 | 1374 | } |
sahilmgandhi | 18:6a4db94011d3 | 1375 | |
sahilmgandhi | 18:6a4db94011d3 | 1376 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1377 | * @brief Transmit in master mode an amount of data in non-blocking mode with DMA |
sahilmgandhi | 18:6a4db94011d3 | 1378 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1379 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1380 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 1381 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 1382 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1383 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1384 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1385 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1386 | HAL_StatusTypeDef HAL_FMPI2C_Master_Transmit_DMA(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1387 | { |
sahilmgandhi | 18:6a4db94011d3 | 1388 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1389 | |
sahilmgandhi | 18:6a4db94011d3 | 1390 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1391 | { |
sahilmgandhi | 18:6a4db94011d3 | 1392 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 1393 | { |
sahilmgandhi | 18:6a4db94011d3 | 1394 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1395 | } |
sahilmgandhi | 18:6a4db94011d3 | 1396 | |
sahilmgandhi | 18:6a4db94011d3 | 1397 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1398 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1399 | |
sahilmgandhi | 18:6a4db94011d3 | 1400 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 1401 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MASTER; |
sahilmgandhi | 18:6a4db94011d3 | 1402 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1403 | |
sahilmgandhi | 18:6a4db94011d3 | 1404 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1405 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1406 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1407 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 1408 | hfmpi2c->XferISR = FMPI2C_Master_ISR_DMA; |
sahilmgandhi | 18:6a4db94011d3 | 1409 | |
sahilmgandhi | 18:6a4db94011d3 | 1410 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 1411 | { |
sahilmgandhi | 18:6a4db94011d3 | 1412 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 1413 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 1414 | } |
sahilmgandhi | 18:6a4db94011d3 | 1415 | else |
sahilmgandhi | 18:6a4db94011d3 | 1416 | { |
sahilmgandhi | 18:6a4db94011d3 | 1417 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1418 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 1419 | } |
sahilmgandhi | 18:6a4db94011d3 | 1420 | |
sahilmgandhi | 18:6a4db94011d3 | 1421 | /* Set the FMPI2C DMA transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 1422 | hfmpi2c->hdmatx->XferCpltCallback = FMPI2C_DMAMasterTransmitCplt; |
sahilmgandhi | 18:6a4db94011d3 | 1423 | |
sahilmgandhi | 18:6a4db94011d3 | 1424 | /* Set the DMA error callback */ |
sahilmgandhi | 18:6a4db94011d3 | 1425 | hfmpi2c->hdmatx->XferErrorCallback = FMPI2C_DMAError; |
sahilmgandhi | 18:6a4db94011d3 | 1426 | |
sahilmgandhi | 18:6a4db94011d3 | 1427 | /* Set the unused DMA callbacks to NULL */ |
sahilmgandhi | 18:6a4db94011d3 | 1428 | hfmpi2c->hdmatx->XferHalfCpltCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1429 | hfmpi2c->hdmatx->XferAbortCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1430 | |
sahilmgandhi | 18:6a4db94011d3 | 1431 | /* Enable the DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 1432 | HAL_DMA_Start_IT(hfmpi2c->hdmatx, (uint32_t)pData, (uint32_t)&hfmpi2c->Instance->TXDR, hfmpi2c->XferSize); |
sahilmgandhi | 18:6a4db94011d3 | 1433 | |
sahilmgandhi | 18:6a4db94011d3 | 1434 | /* Send Slave Address */ |
sahilmgandhi | 18:6a4db94011d3 | 1435 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 1436 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, xfermode, FMPI2C_GENERATE_START_WRITE); |
sahilmgandhi | 18:6a4db94011d3 | 1437 | |
sahilmgandhi | 18:6a4db94011d3 | 1438 | /* Update XferCount value */ |
sahilmgandhi | 18:6a4db94011d3 | 1439 | hfmpi2c->XferCount -= hfmpi2c->XferSize; |
sahilmgandhi | 18:6a4db94011d3 | 1440 | |
sahilmgandhi | 18:6a4db94011d3 | 1441 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1442 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1443 | |
sahilmgandhi | 18:6a4db94011d3 | 1444 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 1445 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 1446 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 1447 | /* Enable ERR and NACK interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 1448 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_ERROR_IT); |
sahilmgandhi | 18:6a4db94011d3 | 1449 | |
sahilmgandhi | 18:6a4db94011d3 | 1450 | /* Enable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 1451 | hfmpi2c->Instance->CR1 |= FMPI2C_CR1_TXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 1452 | |
sahilmgandhi | 18:6a4db94011d3 | 1453 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1454 | } |
sahilmgandhi | 18:6a4db94011d3 | 1455 | else |
sahilmgandhi | 18:6a4db94011d3 | 1456 | { |
sahilmgandhi | 18:6a4db94011d3 | 1457 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1458 | } |
sahilmgandhi | 18:6a4db94011d3 | 1459 | } |
sahilmgandhi | 18:6a4db94011d3 | 1460 | |
sahilmgandhi | 18:6a4db94011d3 | 1461 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1462 | * @brief Receive in master mode an amount of data in non-blocking mode with DMA |
sahilmgandhi | 18:6a4db94011d3 | 1463 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1464 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1465 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 1466 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 1467 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1468 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1469 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1470 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1471 | HAL_StatusTypeDef HAL_FMPI2C_Master_Receive_DMA(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1472 | { |
sahilmgandhi | 18:6a4db94011d3 | 1473 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1474 | |
sahilmgandhi | 18:6a4db94011d3 | 1475 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1476 | { |
sahilmgandhi | 18:6a4db94011d3 | 1477 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 1478 | { |
sahilmgandhi | 18:6a4db94011d3 | 1479 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1480 | } |
sahilmgandhi | 18:6a4db94011d3 | 1481 | |
sahilmgandhi | 18:6a4db94011d3 | 1482 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1483 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1484 | |
sahilmgandhi | 18:6a4db94011d3 | 1485 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 1486 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MASTER; |
sahilmgandhi | 18:6a4db94011d3 | 1487 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1488 | |
sahilmgandhi | 18:6a4db94011d3 | 1489 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1490 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1491 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1492 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 1493 | hfmpi2c->XferISR = FMPI2C_Master_ISR_DMA; |
sahilmgandhi | 18:6a4db94011d3 | 1494 | |
sahilmgandhi | 18:6a4db94011d3 | 1495 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 1496 | { |
sahilmgandhi | 18:6a4db94011d3 | 1497 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 1498 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 1499 | } |
sahilmgandhi | 18:6a4db94011d3 | 1500 | else |
sahilmgandhi | 18:6a4db94011d3 | 1501 | { |
sahilmgandhi | 18:6a4db94011d3 | 1502 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1503 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 1504 | } |
sahilmgandhi | 18:6a4db94011d3 | 1505 | |
sahilmgandhi | 18:6a4db94011d3 | 1506 | if(hfmpi2c->XferSize > 0) |
sahilmgandhi | 18:6a4db94011d3 | 1507 | { |
sahilmgandhi | 18:6a4db94011d3 | 1508 | /* Set the FMPI2C DMA transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 1509 | hfmpi2c->hdmarx->XferCpltCallback = FMPI2C_DMAMasterReceiveCplt; |
sahilmgandhi | 18:6a4db94011d3 | 1510 | |
sahilmgandhi | 18:6a4db94011d3 | 1511 | /* Set the DMA error callback */ |
sahilmgandhi | 18:6a4db94011d3 | 1512 | hfmpi2c->hdmarx->XferErrorCallback = FMPI2C_DMAError; |
sahilmgandhi | 18:6a4db94011d3 | 1513 | |
sahilmgandhi | 18:6a4db94011d3 | 1514 | /* Set the unused DMA callbacks to NULL */ |
sahilmgandhi | 18:6a4db94011d3 | 1515 | hfmpi2c->hdmarx->XferHalfCpltCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1516 | hfmpi2c->hdmarx->XferAbortCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1517 | |
sahilmgandhi | 18:6a4db94011d3 | 1518 | /* Enable the DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 1519 | HAL_DMA_Start_IT(hfmpi2c->hdmarx, (uint32_t)&hfmpi2c->Instance->RXDR, (uint32_t)pData, hfmpi2c->XferSize); |
sahilmgandhi | 18:6a4db94011d3 | 1520 | |
sahilmgandhi | 18:6a4db94011d3 | 1521 | /* Send Slave Address */ |
sahilmgandhi | 18:6a4db94011d3 | 1522 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 1523 | FMPI2C_TransferConfig(hfmpi2c,DevAddress,hfmpi2c->XferSize, xfermode, FMPI2C_GENERATE_START_READ); |
sahilmgandhi | 18:6a4db94011d3 | 1524 | |
sahilmgandhi | 18:6a4db94011d3 | 1525 | /* Update XferCount value */ |
sahilmgandhi | 18:6a4db94011d3 | 1526 | hfmpi2c->XferCount -= hfmpi2c->XferSize; |
sahilmgandhi | 18:6a4db94011d3 | 1527 | |
sahilmgandhi | 18:6a4db94011d3 | 1528 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1529 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1530 | |
sahilmgandhi | 18:6a4db94011d3 | 1531 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 1532 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 1533 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 1534 | /* Enable ERR and NACK interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 1535 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_ERROR_IT); |
sahilmgandhi | 18:6a4db94011d3 | 1536 | |
sahilmgandhi | 18:6a4db94011d3 | 1537 | /* Enable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 1538 | hfmpi2c->Instance->CR1 |= FMPI2C_CR1_RXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 1539 | } |
sahilmgandhi | 18:6a4db94011d3 | 1540 | else |
sahilmgandhi | 18:6a4db94011d3 | 1541 | { |
sahilmgandhi | 18:6a4db94011d3 | 1542 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1543 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1544 | |
sahilmgandhi | 18:6a4db94011d3 | 1545 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1546 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1547 | } |
sahilmgandhi | 18:6a4db94011d3 | 1548 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1549 | } |
sahilmgandhi | 18:6a4db94011d3 | 1550 | else |
sahilmgandhi | 18:6a4db94011d3 | 1551 | { |
sahilmgandhi | 18:6a4db94011d3 | 1552 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1553 | } |
sahilmgandhi | 18:6a4db94011d3 | 1554 | } |
sahilmgandhi | 18:6a4db94011d3 | 1555 | |
sahilmgandhi | 18:6a4db94011d3 | 1556 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1557 | * @brief Transmit in slave mode an amount of data in non-blocking mode with DMA |
sahilmgandhi | 18:6a4db94011d3 | 1558 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1559 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1560 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1561 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1562 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1563 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1564 | HAL_StatusTypeDef HAL_FMPI2C_Slave_Transmit_DMA(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1565 | { |
sahilmgandhi | 18:6a4db94011d3 | 1566 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1567 | { |
sahilmgandhi | 18:6a4db94011d3 | 1568 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 1569 | { |
sahilmgandhi | 18:6a4db94011d3 | 1570 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1571 | } |
sahilmgandhi | 18:6a4db94011d3 | 1572 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1573 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1574 | |
sahilmgandhi | 18:6a4db94011d3 | 1575 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 1576 | hfmpi2c->Mode = HAL_FMPI2C_MODE_SLAVE; |
sahilmgandhi | 18:6a4db94011d3 | 1577 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1578 | |
sahilmgandhi | 18:6a4db94011d3 | 1579 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1580 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1581 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1582 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1583 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 1584 | hfmpi2c->XferISR = FMPI2C_Slave_ISR_DMA; |
sahilmgandhi | 18:6a4db94011d3 | 1585 | |
sahilmgandhi | 18:6a4db94011d3 | 1586 | /* Set the FMPI2C DMA transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 1587 | hfmpi2c->hdmatx->XferCpltCallback = FMPI2C_DMASlaveTransmitCplt; |
sahilmgandhi | 18:6a4db94011d3 | 1588 | |
sahilmgandhi | 18:6a4db94011d3 | 1589 | /* Set the DMA error callback */ |
sahilmgandhi | 18:6a4db94011d3 | 1590 | hfmpi2c->hdmatx->XferErrorCallback = FMPI2C_DMAError; |
sahilmgandhi | 18:6a4db94011d3 | 1591 | |
sahilmgandhi | 18:6a4db94011d3 | 1592 | /* Set the unused DMA callbacks to NULL */ |
sahilmgandhi | 18:6a4db94011d3 | 1593 | hfmpi2c->hdmatx->XferHalfCpltCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1594 | hfmpi2c->hdmatx->XferAbortCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1595 | |
sahilmgandhi | 18:6a4db94011d3 | 1596 | /* Enable the DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 1597 | HAL_DMA_Start_IT(hfmpi2c->hdmatx, (uint32_t)pData, (uint32_t)&hfmpi2c->Instance->TXDR, hfmpi2c->XferSize); |
sahilmgandhi | 18:6a4db94011d3 | 1598 | |
sahilmgandhi | 18:6a4db94011d3 | 1599 | /* Enable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1600 | hfmpi2c->Instance->CR2 &= ~FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1601 | |
sahilmgandhi | 18:6a4db94011d3 | 1602 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1603 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1604 | |
sahilmgandhi | 18:6a4db94011d3 | 1605 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 1606 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 1607 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 1608 | /* Enable ERR, STOP, NACK, ADDR interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 1609 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 1610 | |
sahilmgandhi | 18:6a4db94011d3 | 1611 | /* Enable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 1612 | hfmpi2c->Instance->CR1 |= FMPI2C_CR1_TXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 1613 | |
sahilmgandhi | 18:6a4db94011d3 | 1614 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1615 | } |
sahilmgandhi | 18:6a4db94011d3 | 1616 | else |
sahilmgandhi | 18:6a4db94011d3 | 1617 | { |
sahilmgandhi | 18:6a4db94011d3 | 1618 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1619 | } |
sahilmgandhi | 18:6a4db94011d3 | 1620 | } |
sahilmgandhi | 18:6a4db94011d3 | 1621 | |
sahilmgandhi | 18:6a4db94011d3 | 1622 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1623 | * @brief Receive in slave mode an amount of data in non-blocking mode with DMA |
sahilmgandhi | 18:6a4db94011d3 | 1624 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1625 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1626 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1627 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1628 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1629 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1630 | HAL_StatusTypeDef HAL_FMPI2C_Slave_Receive_DMA(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1631 | { |
sahilmgandhi | 18:6a4db94011d3 | 1632 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1633 | { |
sahilmgandhi | 18:6a4db94011d3 | 1634 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 1635 | { |
sahilmgandhi | 18:6a4db94011d3 | 1636 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1637 | } |
sahilmgandhi | 18:6a4db94011d3 | 1638 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1639 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1640 | |
sahilmgandhi | 18:6a4db94011d3 | 1641 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 1642 | hfmpi2c->Mode = HAL_FMPI2C_MODE_SLAVE; |
sahilmgandhi | 18:6a4db94011d3 | 1643 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1644 | |
sahilmgandhi | 18:6a4db94011d3 | 1645 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1646 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1647 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1648 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1649 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 1650 | hfmpi2c->XferISR = FMPI2C_Slave_ISR_DMA; |
sahilmgandhi | 18:6a4db94011d3 | 1651 | |
sahilmgandhi | 18:6a4db94011d3 | 1652 | /* Set the FMPI2C DMA transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 1653 | hfmpi2c->hdmarx->XferCpltCallback = FMPI2C_DMASlaveReceiveCplt; |
sahilmgandhi | 18:6a4db94011d3 | 1654 | |
sahilmgandhi | 18:6a4db94011d3 | 1655 | /* Set the DMA error callback */ |
sahilmgandhi | 18:6a4db94011d3 | 1656 | hfmpi2c->hdmarx->XferErrorCallback = FMPI2C_DMAError; |
sahilmgandhi | 18:6a4db94011d3 | 1657 | |
sahilmgandhi | 18:6a4db94011d3 | 1658 | /* Set the unused DMA callbacks to NULL */ |
sahilmgandhi | 18:6a4db94011d3 | 1659 | hfmpi2c->hdmarx->XferHalfCpltCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1660 | hfmpi2c->hdmarx->XferAbortCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1661 | |
sahilmgandhi | 18:6a4db94011d3 | 1662 | /* Enable the DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 1663 | HAL_DMA_Start_IT(hfmpi2c->hdmarx, (uint32_t)&hfmpi2c->Instance->RXDR, (uint32_t)pData, hfmpi2c->XferSize); |
sahilmgandhi | 18:6a4db94011d3 | 1664 | |
sahilmgandhi | 18:6a4db94011d3 | 1665 | /* Enable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 1666 | hfmpi2c->Instance->CR2 &= ~FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 1667 | |
sahilmgandhi | 18:6a4db94011d3 | 1668 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1669 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1670 | |
sahilmgandhi | 18:6a4db94011d3 | 1671 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 1672 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 1673 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 1674 | /* Enable ERR, STOP, NACK, ADDR interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 1675 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 1676 | |
sahilmgandhi | 18:6a4db94011d3 | 1677 | /* Enable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 1678 | hfmpi2c->Instance->CR1 |= FMPI2C_CR1_RXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 1679 | |
sahilmgandhi | 18:6a4db94011d3 | 1680 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1681 | } |
sahilmgandhi | 18:6a4db94011d3 | 1682 | else |
sahilmgandhi | 18:6a4db94011d3 | 1683 | { |
sahilmgandhi | 18:6a4db94011d3 | 1684 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1685 | } |
sahilmgandhi | 18:6a4db94011d3 | 1686 | } |
sahilmgandhi | 18:6a4db94011d3 | 1687 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1688 | * @brief Write an amount of data in blocking mode to a specific memory address |
sahilmgandhi | 18:6a4db94011d3 | 1689 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1690 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1691 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 1692 | * @param MemAddress Internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 1693 | * @param MemAddSize Size of internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 1694 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1695 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1696 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 1697 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1698 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1699 | HAL_StatusTypeDef HAL_FMPI2C_Mem_Write(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 1700 | { |
sahilmgandhi | 18:6a4db94011d3 | 1701 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1702 | |
sahilmgandhi | 18:6a4db94011d3 | 1703 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1704 | assert_param(IS_FMPI2C_MEMADD_SIZE(MemAddSize)); |
sahilmgandhi | 18:6a4db94011d3 | 1705 | |
sahilmgandhi | 18:6a4db94011d3 | 1706 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1707 | { |
sahilmgandhi | 18:6a4db94011d3 | 1708 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 1709 | { |
sahilmgandhi | 18:6a4db94011d3 | 1710 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1711 | } |
sahilmgandhi | 18:6a4db94011d3 | 1712 | |
sahilmgandhi | 18:6a4db94011d3 | 1713 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1714 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1715 | |
sahilmgandhi | 18:6a4db94011d3 | 1716 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 1717 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 1718 | |
sahilmgandhi | 18:6a4db94011d3 | 1719 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_BUSY, SET, FMPI2C_TIMEOUT_BUSY, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1720 | { |
sahilmgandhi | 18:6a4db94011d3 | 1721 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1722 | } |
sahilmgandhi | 18:6a4db94011d3 | 1723 | |
sahilmgandhi | 18:6a4db94011d3 | 1724 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 1725 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MEM; |
sahilmgandhi | 18:6a4db94011d3 | 1726 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1727 | |
sahilmgandhi | 18:6a4db94011d3 | 1728 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1729 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1730 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1731 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1732 | |
sahilmgandhi | 18:6a4db94011d3 | 1733 | /* Send Slave Address and Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 1734 | if(FMPI2C_RequestMemoryWrite(hfmpi2c, DevAddress, MemAddress, MemAddSize, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1735 | { |
sahilmgandhi | 18:6a4db94011d3 | 1736 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 1737 | { |
sahilmgandhi | 18:6a4db94011d3 | 1738 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1739 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1740 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1741 | } |
sahilmgandhi | 18:6a4db94011d3 | 1742 | else |
sahilmgandhi | 18:6a4db94011d3 | 1743 | { |
sahilmgandhi | 18:6a4db94011d3 | 1744 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1745 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1746 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1747 | } |
sahilmgandhi | 18:6a4db94011d3 | 1748 | } |
sahilmgandhi | 18:6a4db94011d3 | 1749 | |
sahilmgandhi | 18:6a4db94011d3 | 1750 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE */ |
sahilmgandhi | 18:6a4db94011d3 | 1751 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 1752 | { |
sahilmgandhi | 18:6a4db94011d3 | 1753 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 1754 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 1755 | } |
sahilmgandhi | 18:6a4db94011d3 | 1756 | else |
sahilmgandhi | 18:6a4db94011d3 | 1757 | { |
sahilmgandhi | 18:6a4db94011d3 | 1758 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1759 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 1760 | } |
sahilmgandhi | 18:6a4db94011d3 | 1761 | |
sahilmgandhi | 18:6a4db94011d3 | 1762 | do |
sahilmgandhi | 18:6a4db94011d3 | 1763 | { |
sahilmgandhi | 18:6a4db94011d3 | 1764 | /* Wait until TXIS flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 1765 | if(FMPI2C_WaitOnTXISFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1766 | { |
sahilmgandhi | 18:6a4db94011d3 | 1767 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 1768 | { |
sahilmgandhi | 18:6a4db94011d3 | 1769 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1770 | } |
sahilmgandhi | 18:6a4db94011d3 | 1771 | else |
sahilmgandhi | 18:6a4db94011d3 | 1772 | { |
sahilmgandhi | 18:6a4db94011d3 | 1773 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1774 | } |
sahilmgandhi | 18:6a4db94011d3 | 1775 | } |
sahilmgandhi | 18:6a4db94011d3 | 1776 | |
sahilmgandhi | 18:6a4db94011d3 | 1777 | /* Write data to TXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 1778 | hfmpi2c->Instance->TXDR = (*hfmpi2c->pBuffPtr++); |
sahilmgandhi | 18:6a4db94011d3 | 1779 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 1780 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 1781 | |
sahilmgandhi | 18:6a4db94011d3 | 1782 | if((hfmpi2c->XferSize == 0) && (hfmpi2c->XferCount!=0)) |
sahilmgandhi | 18:6a4db94011d3 | 1783 | { |
sahilmgandhi | 18:6a4db94011d3 | 1784 | /* Wait until TCR flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 1785 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_TCR, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1786 | { |
sahilmgandhi | 18:6a4db94011d3 | 1787 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1788 | } |
sahilmgandhi | 18:6a4db94011d3 | 1789 | |
sahilmgandhi | 18:6a4db94011d3 | 1790 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 1791 | { |
sahilmgandhi | 18:6a4db94011d3 | 1792 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 1793 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 1794 | } |
sahilmgandhi | 18:6a4db94011d3 | 1795 | else |
sahilmgandhi | 18:6a4db94011d3 | 1796 | { |
sahilmgandhi | 18:6a4db94011d3 | 1797 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1798 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 1799 | } |
sahilmgandhi | 18:6a4db94011d3 | 1800 | } |
sahilmgandhi | 18:6a4db94011d3 | 1801 | |
sahilmgandhi | 18:6a4db94011d3 | 1802 | }while(hfmpi2c->XferCount > 0); |
sahilmgandhi | 18:6a4db94011d3 | 1803 | |
sahilmgandhi | 18:6a4db94011d3 | 1804 | /* No need to Check TC flag, with AUTOEND mode the stop is automatically generated */ |
sahilmgandhi | 18:6a4db94011d3 | 1805 | /* Wait until STOPF flag is reset */ |
sahilmgandhi | 18:6a4db94011d3 | 1806 | if(FMPI2C_WaitOnSTOPFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1807 | { |
sahilmgandhi | 18:6a4db94011d3 | 1808 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 1809 | { |
sahilmgandhi | 18:6a4db94011d3 | 1810 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1811 | } |
sahilmgandhi | 18:6a4db94011d3 | 1812 | else |
sahilmgandhi | 18:6a4db94011d3 | 1813 | { |
sahilmgandhi | 18:6a4db94011d3 | 1814 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1815 | } |
sahilmgandhi | 18:6a4db94011d3 | 1816 | } |
sahilmgandhi | 18:6a4db94011d3 | 1817 | |
sahilmgandhi | 18:6a4db94011d3 | 1818 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 1819 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 1820 | |
sahilmgandhi | 18:6a4db94011d3 | 1821 | /* Clear Configuration Register 2 */ |
sahilmgandhi | 18:6a4db94011d3 | 1822 | FMPI2C_RESET_CR2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1823 | |
sahilmgandhi | 18:6a4db94011d3 | 1824 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1825 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1826 | |
sahilmgandhi | 18:6a4db94011d3 | 1827 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1828 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1829 | |
sahilmgandhi | 18:6a4db94011d3 | 1830 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1831 | } |
sahilmgandhi | 18:6a4db94011d3 | 1832 | else |
sahilmgandhi | 18:6a4db94011d3 | 1833 | { |
sahilmgandhi | 18:6a4db94011d3 | 1834 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1835 | } |
sahilmgandhi | 18:6a4db94011d3 | 1836 | } |
sahilmgandhi | 18:6a4db94011d3 | 1837 | |
sahilmgandhi | 18:6a4db94011d3 | 1838 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1839 | * @brief Read an amount of data in blocking mode from a specific memory address |
sahilmgandhi | 18:6a4db94011d3 | 1840 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1841 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1842 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 1843 | * @param MemAddress Internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 1844 | * @param MemAddSize Size of internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 1845 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1846 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1847 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 1848 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1849 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1850 | HAL_StatusTypeDef HAL_FMPI2C_Mem_Read(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 1851 | { |
sahilmgandhi | 18:6a4db94011d3 | 1852 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1853 | |
sahilmgandhi | 18:6a4db94011d3 | 1854 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1855 | assert_param(IS_FMPI2C_MEMADD_SIZE(MemAddSize)); |
sahilmgandhi | 18:6a4db94011d3 | 1856 | |
sahilmgandhi | 18:6a4db94011d3 | 1857 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 1858 | { |
sahilmgandhi | 18:6a4db94011d3 | 1859 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 1860 | { |
sahilmgandhi | 18:6a4db94011d3 | 1861 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1862 | } |
sahilmgandhi | 18:6a4db94011d3 | 1863 | |
sahilmgandhi | 18:6a4db94011d3 | 1864 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 1865 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1866 | |
sahilmgandhi | 18:6a4db94011d3 | 1867 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 1868 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 1869 | |
sahilmgandhi | 18:6a4db94011d3 | 1870 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_BUSY, SET, FMPI2C_TIMEOUT_BUSY, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1871 | { |
sahilmgandhi | 18:6a4db94011d3 | 1872 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1873 | } |
sahilmgandhi | 18:6a4db94011d3 | 1874 | |
sahilmgandhi | 18:6a4db94011d3 | 1875 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 1876 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MEM; |
sahilmgandhi | 18:6a4db94011d3 | 1877 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1878 | |
sahilmgandhi | 18:6a4db94011d3 | 1879 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1880 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 1881 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 1882 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 1883 | |
sahilmgandhi | 18:6a4db94011d3 | 1884 | /* Send Slave Address and Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 1885 | if(FMPI2C_RequestMemoryRead(hfmpi2c, DevAddress, MemAddress, MemAddSize, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1886 | { |
sahilmgandhi | 18:6a4db94011d3 | 1887 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 1888 | { |
sahilmgandhi | 18:6a4db94011d3 | 1889 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1890 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1891 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1892 | } |
sahilmgandhi | 18:6a4db94011d3 | 1893 | else |
sahilmgandhi | 18:6a4db94011d3 | 1894 | { |
sahilmgandhi | 18:6a4db94011d3 | 1895 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1896 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1897 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1898 | } |
sahilmgandhi | 18:6a4db94011d3 | 1899 | } |
sahilmgandhi | 18:6a4db94011d3 | 1900 | |
sahilmgandhi | 18:6a4db94011d3 | 1901 | /* Send Slave Address */ |
sahilmgandhi | 18:6a4db94011d3 | 1902 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 1903 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 1904 | { |
sahilmgandhi | 18:6a4db94011d3 | 1905 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 1906 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_GENERATE_START_READ); |
sahilmgandhi | 18:6a4db94011d3 | 1907 | } |
sahilmgandhi | 18:6a4db94011d3 | 1908 | else |
sahilmgandhi | 18:6a4db94011d3 | 1909 | { |
sahilmgandhi | 18:6a4db94011d3 | 1910 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1911 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_GENERATE_START_READ); |
sahilmgandhi | 18:6a4db94011d3 | 1912 | } |
sahilmgandhi | 18:6a4db94011d3 | 1913 | |
sahilmgandhi | 18:6a4db94011d3 | 1914 | do |
sahilmgandhi | 18:6a4db94011d3 | 1915 | { |
sahilmgandhi | 18:6a4db94011d3 | 1916 | /* Wait until RXNE flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 1917 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_RXNE, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1918 | { |
sahilmgandhi | 18:6a4db94011d3 | 1919 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1920 | } |
sahilmgandhi | 18:6a4db94011d3 | 1921 | |
sahilmgandhi | 18:6a4db94011d3 | 1922 | /* Read data from RXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 1923 | (*hfmpi2c->pBuffPtr++) = hfmpi2c->Instance->RXDR; |
sahilmgandhi | 18:6a4db94011d3 | 1924 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 1925 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 1926 | |
sahilmgandhi | 18:6a4db94011d3 | 1927 | if((hfmpi2c->XferSize == 0) && (hfmpi2c->XferCount != 0)) |
sahilmgandhi | 18:6a4db94011d3 | 1928 | { |
sahilmgandhi | 18:6a4db94011d3 | 1929 | /* Wait until TCR flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 1930 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_TCR, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1931 | { |
sahilmgandhi | 18:6a4db94011d3 | 1932 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1933 | } |
sahilmgandhi | 18:6a4db94011d3 | 1934 | |
sahilmgandhi | 18:6a4db94011d3 | 1935 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 1936 | { |
sahilmgandhi | 18:6a4db94011d3 | 1937 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 1938 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 1939 | } |
sahilmgandhi | 18:6a4db94011d3 | 1940 | else |
sahilmgandhi | 18:6a4db94011d3 | 1941 | { |
sahilmgandhi | 18:6a4db94011d3 | 1942 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 1943 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 1944 | } |
sahilmgandhi | 18:6a4db94011d3 | 1945 | } |
sahilmgandhi | 18:6a4db94011d3 | 1946 | }while(hfmpi2c->XferCount > 0); |
sahilmgandhi | 18:6a4db94011d3 | 1947 | |
sahilmgandhi | 18:6a4db94011d3 | 1948 | /* No need to Check TC flag, with AUTOEND mode the stop is automatically generated */ |
sahilmgandhi | 18:6a4db94011d3 | 1949 | /* Wait until STOPF flag is reset */ |
sahilmgandhi | 18:6a4db94011d3 | 1950 | if(FMPI2C_WaitOnSTOPFlagUntilTimeout(hfmpi2c, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 1951 | { |
sahilmgandhi | 18:6a4db94011d3 | 1952 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 1953 | { |
sahilmgandhi | 18:6a4db94011d3 | 1954 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 1955 | } |
sahilmgandhi | 18:6a4db94011d3 | 1956 | else |
sahilmgandhi | 18:6a4db94011d3 | 1957 | { |
sahilmgandhi | 18:6a4db94011d3 | 1958 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 1959 | } |
sahilmgandhi | 18:6a4db94011d3 | 1960 | } |
sahilmgandhi | 18:6a4db94011d3 | 1961 | |
sahilmgandhi | 18:6a4db94011d3 | 1962 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 1963 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 1964 | |
sahilmgandhi | 18:6a4db94011d3 | 1965 | /* Clear Configuration Register 2 */ |
sahilmgandhi | 18:6a4db94011d3 | 1966 | FMPI2C_RESET_CR2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1967 | |
sahilmgandhi | 18:6a4db94011d3 | 1968 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 1969 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 1970 | |
sahilmgandhi | 18:6a4db94011d3 | 1971 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 1972 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 1973 | |
sahilmgandhi | 18:6a4db94011d3 | 1974 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 1975 | } |
sahilmgandhi | 18:6a4db94011d3 | 1976 | else |
sahilmgandhi | 18:6a4db94011d3 | 1977 | { |
sahilmgandhi | 18:6a4db94011d3 | 1978 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 1979 | } |
sahilmgandhi | 18:6a4db94011d3 | 1980 | } |
sahilmgandhi | 18:6a4db94011d3 | 1981 | /** |
sahilmgandhi | 18:6a4db94011d3 | 1982 | * @brief Write an amount of data in non-blocking mode with Interrupt to a specific memory address |
sahilmgandhi | 18:6a4db94011d3 | 1983 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 1984 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 1985 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 1986 | * @param MemAddress Internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 1987 | * @param MemAddSize Size of internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 1988 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 1989 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 1990 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 1991 | */ |
sahilmgandhi | 18:6a4db94011d3 | 1992 | HAL_StatusTypeDef HAL_FMPI2C_Mem_Write_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 1993 | { |
sahilmgandhi | 18:6a4db94011d3 | 1994 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1995 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 1996 | |
sahilmgandhi | 18:6a4db94011d3 | 1997 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 1998 | assert_param(IS_FMPI2C_MEMADD_SIZE(MemAddSize)); |
sahilmgandhi | 18:6a4db94011d3 | 1999 | |
sahilmgandhi | 18:6a4db94011d3 | 2000 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 2001 | { |
sahilmgandhi | 18:6a4db94011d3 | 2002 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 2003 | { |
sahilmgandhi | 18:6a4db94011d3 | 2004 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2005 | } |
sahilmgandhi | 18:6a4db94011d3 | 2006 | |
sahilmgandhi | 18:6a4db94011d3 | 2007 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 2008 | { |
sahilmgandhi | 18:6a4db94011d3 | 2009 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2010 | } |
sahilmgandhi | 18:6a4db94011d3 | 2011 | |
sahilmgandhi | 18:6a4db94011d3 | 2012 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2013 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2014 | |
sahilmgandhi | 18:6a4db94011d3 | 2015 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 2016 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 2017 | |
sahilmgandhi | 18:6a4db94011d3 | 2018 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 2019 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MEM; |
sahilmgandhi | 18:6a4db94011d3 | 2020 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2021 | |
sahilmgandhi | 18:6a4db94011d3 | 2022 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2023 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 2024 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 2025 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 2026 | hfmpi2c->XferISR = FMPI2C_Master_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 2027 | |
sahilmgandhi | 18:6a4db94011d3 | 2028 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 2029 | { |
sahilmgandhi | 18:6a4db94011d3 | 2030 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 2031 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2032 | } |
sahilmgandhi | 18:6a4db94011d3 | 2033 | else |
sahilmgandhi | 18:6a4db94011d3 | 2034 | { |
sahilmgandhi | 18:6a4db94011d3 | 2035 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 2036 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2037 | } |
sahilmgandhi | 18:6a4db94011d3 | 2038 | |
sahilmgandhi | 18:6a4db94011d3 | 2039 | /* Send Slave Address and Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 2040 | if(FMPI2C_RequestMemoryWrite(hfmpi2c, DevAddress, MemAddress, MemAddSize, FMPI2C_TIMEOUT_FLAG, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 2041 | { |
sahilmgandhi | 18:6a4db94011d3 | 2042 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 2043 | { |
sahilmgandhi | 18:6a4db94011d3 | 2044 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2045 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2046 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2047 | } |
sahilmgandhi | 18:6a4db94011d3 | 2048 | else |
sahilmgandhi | 18:6a4db94011d3 | 2049 | { |
sahilmgandhi | 18:6a4db94011d3 | 2050 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2051 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2052 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2053 | } |
sahilmgandhi | 18:6a4db94011d3 | 2054 | } |
sahilmgandhi | 18:6a4db94011d3 | 2055 | |
sahilmgandhi | 18:6a4db94011d3 | 2056 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 2057 | FMPI2C_TransferConfig(hfmpi2c,DevAddress, hfmpi2c->XferSize, xfermode, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 2058 | |
sahilmgandhi | 18:6a4db94011d3 | 2059 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2060 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2061 | |
sahilmgandhi | 18:6a4db94011d3 | 2062 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2063 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2064 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2065 | |
sahilmgandhi | 18:6a4db94011d3 | 2066 | /* Enable ERR, TC, STOP, NACK, TXI interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 2067 | /* possible to enable all of these */ |
sahilmgandhi | 18:6a4db94011d3 | 2068 | /* FMPI2C_IT_ERRI | FMPI2C_IT_TCI| FMPI2C_IT_STOPI| FMPI2C_IT_NACKI | FMPI2C_IT_ADDRI | FMPI2C_IT_RXI | FMPI2C_IT_TXI */ |
sahilmgandhi | 18:6a4db94011d3 | 2069 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2070 | |
sahilmgandhi | 18:6a4db94011d3 | 2071 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2072 | } |
sahilmgandhi | 18:6a4db94011d3 | 2073 | else |
sahilmgandhi | 18:6a4db94011d3 | 2074 | { |
sahilmgandhi | 18:6a4db94011d3 | 2075 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2076 | } |
sahilmgandhi | 18:6a4db94011d3 | 2077 | } |
sahilmgandhi | 18:6a4db94011d3 | 2078 | |
sahilmgandhi | 18:6a4db94011d3 | 2079 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2080 | * @brief Read an amount of data in non-blocking mode with Interrupt from a specific memory address |
sahilmgandhi | 18:6a4db94011d3 | 2081 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2082 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2083 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 2084 | * @param MemAddress Internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 2085 | * @param MemAddSize Size of internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 2086 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 2087 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 2088 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2089 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2090 | HAL_StatusTypeDef HAL_FMPI2C_Mem_Read_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 2091 | { |
sahilmgandhi | 18:6a4db94011d3 | 2092 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2093 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2094 | |
sahilmgandhi | 18:6a4db94011d3 | 2095 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2096 | assert_param(IS_FMPI2C_MEMADD_SIZE(MemAddSize)); |
sahilmgandhi | 18:6a4db94011d3 | 2097 | |
sahilmgandhi | 18:6a4db94011d3 | 2098 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 2099 | { |
sahilmgandhi | 18:6a4db94011d3 | 2100 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 2101 | { |
sahilmgandhi | 18:6a4db94011d3 | 2102 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2103 | } |
sahilmgandhi | 18:6a4db94011d3 | 2104 | |
sahilmgandhi | 18:6a4db94011d3 | 2105 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 2106 | { |
sahilmgandhi | 18:6a4db94011d3 | 2107 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2108 | } |
sahilmgandhi | 18:6a4db94011d3 | 2109 | |
sahilmgandhi | 18:6a4db94011d3 | 2110 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2111 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2112 | |
sahilmgandhi | 18:6a4db94011d3 | 2113 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 2114 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 2115 | |
sahilmgandhi | 18:6a4db94011d3 | 2116 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 2117 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MEM; |
sahilmgandhi | 18:6a4db94011d3 | 2118 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2119 | |
sahilmgandhi | 18:6a4db94011d3 | 2120 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2121 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 2122 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 2123 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 2124 | hfmpi2c->XferISR = FMPI2C_Master_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 2125 | |
sahilmgandhi | 18:6a4db94011d3 | 2126 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 2127 | { |
sahilmgandhi | 18:6a4db94011d3 | 2128 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 2129 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2130 | } |
sahilmgandhi | 18:6a4db94011d3 | 2131 | else |
sahilmgandhi | 18:6a4db94011d3 | 2132 | { |
sahilmgandhi | 18:6a4db94011d3 | 2133 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 2134 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2135 | } |
sahilmgandhi | 18:6a4db94011d3 | 2136 | |
sahilmgandhi | 18:6a4db94011d3 | 2137 | /* Send Slave Address and Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 2138 | if(FMPI2C_RequestMemoryRead(hfmpi2c, DevAddress, MemAddress, MemAddSize, FMPI2C_TIMEOUT_FLAG, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 2139 | { |
sahilmgandhi | 18:6a4db94011d3 | 2140 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 2141 | { |
sahilmgandhi | 18:6a4db94011d3 | 2142 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2143 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2144 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2145 | } |
sahilmgandhi | 18:6a4db94011d3 | 2146 | else |
sahilmgandhi | 18:6a4db94011d3 | 2147 | { |
sahilmgandhi | 18:6a4db94011d3 | 2148 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2149 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2150 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2151 | } |
sahilmgandhi | 18:6a4db94011d3 | 2152 | } |
sahilmgandhi | 18:6a4db94011d3 | 2153 | |
sahilmgandhi | 18:6a4db94011d3 | 2154 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 2155 | FMPI2C_TransferConfig(hfmpi2c,DevAddress,hfmpi2c->XferSize, xfermode, FMPI2C_GENERATE_START_READ); |
sahilmgandhi | 18:6a4db94011d3 | 2156 | |
sahilmgandhi | 18:6a4db94011d3 | 2157 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2158 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2159 | |
sahilmgandhi | 18:6a4db94011d3 | 2160 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2161 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2162 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2163 | |
sahilmgandhi | 18:6a4db94011d3 | 2164 | /* Enable ERR, TC, STOP, NACK, RXI interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 2165 | /* possible to enable all of these */ |
sahilmgandhi | 18:6a4db94011d3 | 2166 | /* FMPI2C_IT_ERRI | FMPI2C_IT_TCI| FMPI2C_IT_STOPI| FMPI2C_IT_NACKI | FMPI2C_IT_ADDRI | FMPI2C_IT_RXI | FMPI2C_IT_TXI */ |
sahilmgandhi | 18:6a4db94011d3 | 2167 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2168 | |
sahilmgandhi | 18:6a4db94011d3 | 2169 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2170 | } |
sahilmgandhi | 18:6a4db94011d3 | 2171 | else |
sahilmgandhi | 18:6a4db94011d3 | 2172 | { |
sahilmgandhi | 18:6a4db94011d3 | 2173 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2174 | } |
sahilmgandhi | 18:6a4db94011d3 | 2175 | } |
sahilmgandhi | 18:6a4db94011d3 | 2176 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2177 | * @brief Write an amount of data in non-blocking mode with DMA to a specific memory address |
sahilmgandhi | 18:6a4db94011d3 | 2178 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2179 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2180 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 2181 | * @param MemAddress Internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 2182 | * @param MemAddSize Size of internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 2183 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 2184 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 2185 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2186 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2187 | HAL_StatusTypeDef HAL_FMPI2C_Mem_Write_DMA(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 2188 | { |
sahilmgandhi | 18:6a4db94011d3 | 2189 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2190 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2191 | |
sahilmgandhi | 18:6a4db94011d3 | 2192 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2193 | assert_param(IS_FMPI2C_MEMADD_SIZE(MemAddSize)); |
sahilmgandhi | 18:6a4db94011d3 | 2194 | |
sahilmgandhi | 18:6a4db94011d3 | 2195 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 2196 | { |
sahilmgandhi | 18:6a4db94011d3 | 2197 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 2198 | { |
sahilmgandhi | 18:6a4db94011d3 | 2199 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2200 | } |
sahilmgandhi | 18:6a4db94011d3 | 2201 | |
sahilmgandhi | 18:6a4db94011d3 | 2202 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 2203 | { |
sahilmgandhi | 18:6a4db94011d3 | 2204 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2205 | } |
sahilmgandhi | 18:6a4db94011d3 | 2206 | |
sahilmgandhi | 18:6a4db94011d3 | 2207 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2208 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2209 | |
sahilmgandhi | 18:6a4db94011d3 | 2210 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 2211 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 2212 | |
sahilmgandhi | 18:6a4db94011d3 | 2213 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 2214 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MEM; |
sahilmgandhi | 18:6a4db94011d3 | 2215 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2216 | |
sahilmgandhi | 18:6a4db94011d3 | 2217 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2218 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 2219 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 2220 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 2221 | hfmpi2c->XferISR = FMPI2C_Master_ISR_DMA; |
sahilmgandhi | 18:6a4db94011d3 | 2222 | |
sahilmgandhi | 18:6a4db94011d3 | 2223 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 2224 | { |
sahilmgandhi | 18:6a4db94011d3 | 2225 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 2226 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2227 | } |
sahilmgandhi | 18:6a4db94011d3 | 2228 | else |
sahilmgandhi | 18:6a4db94011d3 | 2229 | { |
sahilmgandhi | 18:6a4db94011d3 | 2230 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 2231 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2232 | } |
sahilmgandhi | 18:6a4db94011d3 | 2233 | |
sahilmgandhi | 18:6a4db94011d3 | 2234 | /* Send Slave Address and Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 2235 | if(FMPI2C_RequestMemoryWrite(hfmpi2c, DevAddress, MemAddress, MemAddSize, FMPI2C_TIMEOUT_FLAG, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 2236 | { |
sahilmgandhi | 18:6a4db94011d3 | 2237 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 2238 | { |
sahilmgandhi | 18:6a4db94011d3 | 2239 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2240 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2241 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2242 | } |
sahilmgandhi | 18:6a4db94011d3 | 2243 | else |
sahilmgandhi | 18:6a4db94011d3 | 2244 | { |
sahilmgandhi | 18:6a4db94011d3 | 2245 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2246 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2247 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2248 | } |
sahilmgandhi | 18:6a4db94011d3 | 2249 | } |
sahilmgandhi | 18:6a4db94011d3 | 2250 | |
sahilmgandhi | 18:6a4db94011d3 | 2251 | /* Set the FMPI2C DMA transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 2252 | hfmpi2c->hdmatx->XferCpltCallback = FMPI2C_DMAMasterTransmitCplt; |
sahilmgandhi | 18:6a4db94011d3 | 2253 | |
sahilmgandhi | 18:6a4db94011d3 | 2254 | /* Set the DMA error callback */ |
sahilmgandhi | 18:6a4db94011d3 | 2255 | hfmpi2c->hdmatx->XferErrorCallback = FMPI2C_DMAError; |
sahilmgandhi | 18:6a4db94011d3 | 2256 | |
sahilmgandhi | 18:6a4db94011d3 | 2257 | /* Set the unused DMA callbacks to NULL */ |
sahilmgandhi | 18:6a4db94011d3 | 2258 | hfmpi2c->hdmatx->XferHalfCpltCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 2259 | hfmpi2c->hdmatx->XferAbortCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 2260 | |
sahilmgandhi | 18:6a4db94011d3 | 2261 | /* Enable the DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 2262 | HAL_DMA_Start_IT(hfmpi2c->hdmatx, (uint32_t)pData, (uint32_t)&hfmpi2c->Instance->TXDR, hfmpi2c->XferSize); |
sahilmgandhi | 18:6a4db94011d3 | 2263 | |
sahilmgandhi | 18:6a4db94011d3 | 2264 | /* Send Slave Address */ |
sahilmgandhi | 18:6a4db94011d3 | 2265 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 2266 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, xfermode, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 2267 | |
sahilmgandhi | 18:6a4db94011d3 | 2268 | /* Update XferCount value */ |
sahilmgandhi | 18:6a4db94011d3 | 2269 | hfmpi2c->XferCount -= hfmpi2c->XferSize; |
sahilmgandhi | 18:6a4db94011d3 | 2270 | |
sahilmgandhi | 18:6a4db94011d3 | 2271 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2272 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2273 | |
sahilmgandhi | 18:6a4db94011d3 | 2274 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2275 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2276 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2277 | /* Enable ERR and NACK interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 2278 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_ERROR_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2279 | |
sahilmgandhi | 18:6a4db94011d3 | 2280 | /* Enable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 2281 | hfmpi2c->Instance->CR1 |= FMPI2C_CR1_TXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 2282 | |
sahilmgandhi | 18:6a4db94011d3 | 2283 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2284 | } |
sahilmgandhi | 18:6a4db94011d3 | 2285 | else |
sahilmgandhi | 18:6a4db94011d3 | 2286 | { |
sahilmgandhi | 18:6a4db94011d3 | 2287 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2288 | } |
sahilmgandhi | 18:6a4db94011d3 | 2289 | } |
sahilmgandhi | 18:6a4db94011d3 | 2290 | |
sahilmgandhi | 18:6a4db94011d3 | 2291 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2292 | * @brief Reads an amount of data in non-blocking mode with DMA from a specific memory address. |
sahilmgandhi | 18:6a4db94011d3 | 2293 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2294 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2295 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 2296 | * @param MemAddress Internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 2297 | * @param MemAddSize Size of internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 2298 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 2299 | * @param Size Amount of data to be read |
sahilmgandhi | 18:6a4db94011d3 | 2300 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2301 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2302 | HAL_StatusTypeDef HAL_FMPI2C_Mem_Read_DMA(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size) |
sahilmgandhi | 18:6a4db94011d3 | 2303 | { |
sahilmgandhi | 18:6a4db94011d3 | 2304 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2305 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2306 | |
sahilmgandhi | 18:6a4db94011d3 | 2307 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2308 | assert_param(IS_FMPI2C_MEMADD_SIZE(MemAddSize)); |
sahilmgandhi | 18:6a4db94011d3 | 2309 | |
sahilmgandhi | 18:6a4db94011d3 | 2310 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 2311 | { |
sahilmgandhi | 18:6a4db94011d3 | 2312 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 2313 | { |
sahilmgandhi | 18:6a4db94011d3 | 2314 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2315 | } |
sahilmgandhi | 18:6a4db94011d3 | 2316 | |
sahilmgandhi | 18:6a4db94011d3 | 2317 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 2318 | { |
sahilmgandhi | 18:6a4db94011d3 | 2319 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2320 | } |
sahilmgandhi | 18:6a4db94011d3 | 2321 | |
sahilmgandhi | 18:6a4db94011d3 | 2322 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2323 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2324 | |
sahilmgandhi | 18:6a4db94011d3 | 2325 | /* Init tickstart for timeout management*/ |
sahilmgandhi | 18:6a4db94011d3 | 2326 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 2327 | |
sahilmgandhi | 18:6a4db94011d3 | 2328 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 2329 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MEM; |
sahilmgandhi | 18:6a4db94011d3 | 2330 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2331 | |
sahilmgandhi | 18:6a4db94011d3 | 2332 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2333 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 2334 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 2335 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 2336 | hfmpi2c->XferISR = FMPI2C_Master_ISR_DMA; |
sahilmgandhi | 18:6a4db94011d3 | 2337 | |
sahilmgandhi | 18:6a4db94011d3 | 2338 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 2339 | { |
sahilmgandhi | 18:6a4db94011d3 | 2340 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 2341 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2342 | } |
sahilmgandhi | 18:6a4db94011d3 | 2343 | else |
sahilmgandhi | 18:6a4db94011d3 | 2344 | { |
sahilmgandhi | 18:6a4db94011d3 | 2345 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 2346 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2347 | } |
sahilmgandhi | 18:6a4db94011d3 | 2348 | |
sahilmgandhi | 18:6a4db94011d3 | 2349 | /* Send Slave Address and Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 2350 | if(FMPI2C_RequestMemoryRead(hfmpi2c, DevAddress, MemAddress, MemAddSize, FMPI2C_TIMEOUT_FLAG, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 2351 | { |
sahilmgandhi | 18:6a4db94011d3 | 2352 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 2353 | { |
sahilmgandhi | 18:6a4db94011d3 | 2354 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2355 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2356 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2357 | } |
sahilmgandhi | 18:6a4db94011d3 | 2358 | else |
sahilmgandhi | 18:6a4db94011d3 | 2359 | { |
sahilmgandhi | 18:6a4db94011d3 | 2360 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2361 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2362 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2363 | } |
sahilmgandhi | 18:6a4db94011d3 | 2364 | } |
sahilmgandhi | 18:6a4db94011d3 | 2365 | |
sahilmgandhi | 18:6a4db94011d3 | 2366 | /* Set the FMPI2C DMA transfer complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 2367 | hfmpi2c->hdmarx->XferCpltCallback = FMPI2C_DMAMasterReceiveCplt; |
sahilmgandhi | 18:6a4db94011d3 | 2368 | |
sahilmgandhi | 18:6a4db94011d3 | 2369 | /* Set the DMA error callback */ |
sahilmgandhi | 18:6a4db94011d3 | 2370 | hfmpi2c->hdmarx->XferErrorCallback = FMPI2C_DMAError; |
sahilmgandhi | 18:6a4db94011d3 | 2371 | |
sahilmgandhi | 18:6a4db94011d3 | 2372 | /* Set the unused DMA callbacks to NULL */ |
sahilmgandhi | 18:6a4db94011d3 | 2373 | hfmpi2c->hdmarx->XferHalfCpltCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 2374 | hfmpi2c->hdmarx->XferAbortCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 2375 | |
sahilmgandhi | 18:6a4db94011d3 | 2376 | /* Enable the DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 2377 | HAL_DMA_Start_IT(hfmpi2c->hdmarx, (uint32_t)&hfmpi2c->Instance->RXDR, (uint32_t)pData, hfmpi2c->XferSize); |
sahilmgandhi | 18:6a4db94011d3 | 2378 | |
sahilmgandhi | 18:6a4db94011d3 | 2379 | /* Set NBYTES to write and reload if hfmpi2c->XferCount > MAX_NBYTE_SIZE and generate RESTART */ |
sahilmgandhi | 18:6a4db94011d3 | 2380 | FMPI2C_TransferConfig(hfmpi2c,DevAddress, hfmpi2c->XferSize, xfermode, FMPI2C_GENERATE_START_READ); |
sahilmgandhi | 18:6a4db94011d3 | 2381 | |
sahilmgandhi | 18:6a4db94011d3 | 2382 | /* Update XferCount value */ |
sahilmgandhi | 18:6a4db94011d3 | 2383 | hfmpi2c->XferCount -= hfmpi2c->XferSize; |
sahilmgandhi | 18:6a4db94011d3 | 2384 | |
sahilmgandhi | 18:6a4db94011d3 | 2385 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2386 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2387 | |
sahilmgandhi | 18:6a4db94011d3 | 2388 | /* Enable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 2389 | hfmpi2c->Instance->CR1 |= FMPI2C_CR1_RXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 2390 | |
sahilmgandhi | 18:6a4db94011d3 | 2391 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2392 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2393 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2394 | /* Enable ERR and NACK interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 2395 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_ERROR_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2396 | |
sahilmgandhi | 18:6a4db94011d3 | 2397 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2398 | } |
sahilmgandhi | 18:6a4db94011d3 | 2399 | else |
sahilmgandhi | 18:6a4db94011d3 | 2400 | { |
sahilmgandhi | 18:6a4db94011d3 | 2401 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2402 | } |
sahilmgandhi | 18:6a4db94011d3 | 2403 | } |
sahilmgandhi | 18:6a4db94011d3 | 2404 | |
sahilmgandhi | 18:6a4db94011d3 | 2405 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2406 | * @brief Checks if target device is ready for communication. |
sahilmgandhi | 18:6a4db94011d3 | 2407 | * @note This function is used with Memory devices |
sahilmgandhi | 18:6a4db94011d3 | 2408 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2409 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2410 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 2411 | * @param Trials Number of trials |
sahilmgandhi | 18:6a4db94011d3 | 2412 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 2413 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2414 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2415 | HAL_StatusTypeDef HAL_FMPI2C_IsDeviceReady(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint32_t Trials, uint32_t Timeout) |
sahilmgandhi | 18:6a4db94011d3 | 2416 | { |
sahilmgandhi | 18:6a4db94011d3 | 2417 | uint32_t tickstart = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2418 | |
sahilmgandhi | 18:6a4db94011d3 | 2419 | __IO uint32_t FMPI2C_Trials = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2420 | |
sahilmgandhi | 18:6a4db94011d3 | 2421 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 2422 | { |
sahilmgandhi | 18:6a4db94011d3 | 2423 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_BUSY) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 2424 | { |
sahilmgandhi | 18:6a4db94011d3 | 2425 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2426 | } |
sahilmgandhi | 18:6a4db94011d3 | 2427 | |
sahilmgandhi | 18:6a4db94011d3 | 2428 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2429 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2430 | |
sahilmgandhi | 18:6a4db94011d3 | 2431 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2432 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2433 | |
sahilmgandhi | 18:6a4db94011d3 | 2434 | do |
sahilmgandhi | 18:6a4db94011d3 | 2435 | { |
sahilmgandhi | 18:6a4db94011d3 | 2436 | /* Generate Start */ |
sahilmgandhi | 18:6a4db94011d3 | 2437 | hfmpi2c->Instance->CR2 = FMPI2C_GENERATE_START(hfmpi2c->Init.AddressingMode,DevAddress); |
sahilmgandhi | 18:6a4db94011d3 | 2438 | |
sahilmgandhi | 18:6a4db94011d3 | 2439 | /* No need to Check TC flag, with AUTOEND mode the stop is automatically generated */ |
sahilmgandhi | 18:6a4db94011d3 | 2440 | /* Wait until STOPF flag is set or a NACK flag is set*/ |
sahilmgandhi | 18:6a4db94011d3 | 2441 | tickstart = HAL_GetTick(); |
sahilmgandhi | 18:6a4db94011d3 | 2442 | while((__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF) == RESET) && (__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_AF) == RESET) && (hfmpi2c->State != HAL_FMPI2C_STATE_TIMEOUT)) |
sahilmgandhi | 18:6a4db94011d3 | 2443 | { |
sahilmgandhi | 18:6a4db94011d3 | 2444 | if(Timeout != HAL_MAX_DELAY) |
sahilmgandhi | 18:6a4db94011d3 | 2445 | { |
sahilmgandhi | 18:6a4db94011d3 | 2446 | if((Timeout == 0)||((HAL_GetTick() - tickstart ) > Timeout)) |
sahilmgandhi | 18:6a4db94011d3 | 2447 | { |
sahilmgandhi | 18:6a4db94011d3 | 2448 | /* Device is ready */ |
sahilmgandhi | 18:6a4db94011d3 | 2449 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 2450 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2451 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2452 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2453 | } |
sahilmgandhi | 18:6a4db94011d3 | 2454 | } |
sahilmgandhi | 18:6a4db94011d3 | 2455 | } |
sahilmgandhi | 18:6a4db94011d3 | 2456 | |
sahilmgandhi | 18:6a4db94011d3 | 2457 | /* Check if the NACKF flag has not been set */ |
sahilmgandhi | 18:6a4db94011d3 | 2458 | if (__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_AF) == RESET) |
sahilmgandhi | 18:6a4db94011d3 | 2459 | { |
sahilmgandhi | 18:6a4db94011d3 | 2460 | /* Wait until STOPF flag is reset */ |
sahilmgandhi | 18:6a4db94011d3 | 2461 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_STOPF, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 2462 | { |
sahilmgandhi | 18:6a4db94011d3 | 2463 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2464 | } |
sahilmgandhi | 18:6a4db94011d3 | 2465 | |
sahilmgandhi | 18:6a4db94011d3 | 2466 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 2467 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 2468 | |
sahilmgandhi | 18:6a4db94011d3 | 2469 | /* Device is ready */ |
sahilmgandhi | 18:6a4db94011d3 | 2470 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 2471 | |
sahilmgandhi | 18:6a4db94011d3 | 2472 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2473 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2474 | |
sahilmgandhi | 18:6a4db94011d3 | 2475 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2476 | } |
sahilmgandhi | 18:6a4db94011d3 | 2477 | else |
sahilmgandhi | 18:6a4db94011d3 | 2478 | { |
sahilmgandhi | 18:6a4db94011d3 | 2479 | /* Wait until STOPF flag is reset */ |
sahilmgandhi | 18:6a4db94011d3 | 2480 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_STOPF, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 2481 | { |
sahilmgandhi | 18:6a4db94011d3 | 2482 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2483 | } |
sahilmgandhi | 18:6a4db94011d3 | 2484 | |
sahilmgandhi | 18:6a4db94011d3 | 2485 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 2486 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 2487 | |
sahilmgandhi | 18:6a4db94011d3 | 2488 | /* Clear STOP Flag, auto generated with autoend*/ |
sahilmgandhi | 18:6a4db94011d3 | 2489 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 2490 | } |
sahilmgandhi | 18:6a4db94011d3 | 2491 | |
sahilmgandhi | 18:6a4db94011d3 | 2492 | /* Check if the maximum allowed number of trials has been reached */ |
sahilmgandhi | 18:6a4db94011d3 | 2493 | if (FMPI2C_Trials++ == Trials) |
sahilmgandhi | 18:6a4db94011d3 | 2494 | { |
sahilmgandhi | 18:6a4db94011d3 | 2495 | /* Generate Stop */ |
sahilmgandhi | 18:6a4db94011d3 | 2496 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_STOP; |
sahilmgandhi | 18:6a4db94011d3 | 2497 | |
sahilmgandhi | 18:6a4db94011d3 | 2498 | /* Wait until STOPF flag is reset */ |
sahilmgandhi | 18:6a4db94011d3 | 2499 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_STOPF, RESET, Timeout, tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 2500 | { |
sahilmgandhi | 18:6a4db94011d3 | 2501 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2502 | } |
sahilmgandhi | 18:6a4db94011d3 | 2503 | |
sahilmgandhi | 18:6a4db94011d3 | 2504 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 2505 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 2506 | } |
sahilmgandhi | 18:6a4db94011d3 | 2507 | }while(FMPI2C_Trials < Trials); |
sahilmgandhi | 18:6a4db94011d3 | 2508 | |
sahilmgandhi | 18:6a4db94011d3 | 2509 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 2510 | |
sahilmgandhi | 18:6a4db94011d3 | 2511 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2512 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2513 | |
sahilmgandhi | 18:6a4db94011d3 | 2514 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 2515 | } |
sahilmgandhi | 18:6a4db94011d3 | 2516 | else |
sahilmgandhi | 18:6a4db94011d3 | 2517 | { |
sahilmgandhi | 18:6a4db94011d3 | 2518 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2519 | } |
sahilmgandhi | 18:6a4db94011d3 | 2520 | } |
sahilmgandhi | 18:6a4db94011d3 | 2521 | |
sahilmgandhi | 18:6a4db94011d3 | 2522 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2523 | * @brief Sequential transmit in master FMPI2C mode an amount of data in non-blocking mode with Interrupt. |
sahilmgandhi | 18:6a4db94011d3 | 2524 | * @note This interface allow to manage repeated start condition when a direction change during transfer |
sahilmgandhi | 18:6a4db94011d3 | 2525 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2526 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2527 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 2528 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 2529 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 2530 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 2531 | * @param XferOptions Options of Transfer, value of @ref FMPI2C_XFEROPTIONS |
sahilmgandhi | 18:6a4db94011d3 | 2532 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2533 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2534 | HAL_StatusTypeDef HAL_FMPI2C_Master_Sequential_Transmit_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions) |
sahilmgandhi | 18:6a4db94011d3 | 2535 | { |
sahilmgandhi | 18:6a4db94011d3 | 2536 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2537 | uint32_t xferrequest = FMPI2C_GENERATE_START_WRITE; |
sahilmgandhi | 18:6a4db94011d3 | 2538 | |
sahilmgandhi | 18:6a4db94011d3 | 2539 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2540 | assert_param(IS_FMPI2C_TRANSFER_OPTIONS_REQUEST(XferOptions)); |
sahilmgandhi | 18:6a4db94011d3 | 2541 | |
sahilmgandhi | 18:6a4db94011d3 | 2542 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 2543 | { |
sahilmgandhi | 18:6a4db94011d3 | 2544 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2545 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2546 | |
sahilmgandhi | 18:6a4db94011d3 | 2547 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 2548 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MASTER; |
sahilmgandhi | 18:6a4db94011d3 | 2549 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2550 | |
sahilmgandhi | 18:6a4db94011d3 | 2551 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2552 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 2553 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 2554 | hfmpi2c->XferOptions = XferOptions; |
sahilmgandhi | 18:6a4db94011d3 | 2555 | hfmpi2c->XferISR = FMPI2C_Master_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 2556 | |
sahilmgandhi | 18:6a4db94011d3 | 2557 | /* If size > MAX_NBYTE_SIZE, use reload mode */ |
sahilmgandhi | 18:6a4db94011d3 | 2558 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 2559 | { |
sahilmgandhi | 18:6a4db94011d3 | 2560 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 2561 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2562 | } |
sahilmgandhi | 18:6a4db94011d3 | 2563 | else |
sahilmgandhi | 18:6a4db94011d3 | 2564 | { |
sahilmgandhi | 18:6a4db94011d3 | 2565 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 2566 | xfermode = hfmpi2c->XferOptions; |
sahilmgandhi | 18:6a4db94011d3 | 2567 | |
sahilmgandhi | 18:6a4db94011d3 | 2568 | /* If transfer direction not change, do not generate Restart Condition */ |
sahilmgandhi | 18:6a4db94011d3 | 2569 | /* Mean Previous state is same as current state */ |
sahilmgandhi | 18:6a4db94011d3 | 2570 | if(hfmpi2c->PreviousState == FMPI2C_STATE_SLAVE_BUSY_TX) |
sahilmgandhi | 18:6a4db94011d3 | 2571 | { |
sahilmgandhi | 18:6a4db94011d3 | 2572 | xferrequest = FMPI2C_NO_STARTSTOP; |
sahilmgandhi | 18:6a4db94011d3 | 2573 | } |
sahilmgandhi | 18:6a4db94011d3 | 2574 | } |
sahilmgandhi | 18:6a4db94011d3 | 2575 | |
sahilmgandhi | 18:6a4db94011d3 | 2576 | |
sahilmgandhi | 18:6a4db94011d3 | 2577 | /* Send Slave Address and set NBYTES to write */ |
sahilmgandhi | 18:6a4db94011d3 | 2578 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, hfmpi2c->XferSize, xfermode, xferrequest); |
sahilmgandhi | 18:6a4db94011d3 | 2579 | |
sahilmgandhi | 18:6a4db94011d3 | 2580 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2581 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2582 | |
sahilmgandhi | 18:6a4db94011d3 | 2583 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2584 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2585 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2586 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2587 | |
sahilmgandhi | 18:6a4db94011d3 | 2588 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2589 | } |
sahilmgandhi | 18:6a4db94011d3 | 2590 | else |
sahilmgandhi | 18:6a4db94011d3 | 2591 | { |
sahilmgandhi | 18:6a4db94011d3 | 2592 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2593 | } |
sahilmgandhi | 18:6a4db94011d3 | 2594 | } |
sahilmgandhi | 18:6a4db94011d3 | 2595 | |
sahilmgandhi | 18:6a4db94011d3 | 2596 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2597 | * @brief Sequential receive in master FMPI2C mode an amount of data in non-blocking mode with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 2598 | * @note This interface allow to manage repeated start condition when a direction change during transfer |
sahilmgandhi | 18:6a4db94011d3 | 2599 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2600 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2601 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 2602 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 2603 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 2604 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 2605 | * @param XferOptions Options of Transfer, value of @ref FMPI2C_XFEROPTIONS |
sahilmgandhi | 18:6a4db94011d3 | 2606 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2607 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2608 | HAL_StatusTypeDef HAL_FMPI2C_Master_Sequential_Receive_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t XferOptions) |
sahilmgandhi | 18:6a4db94011d3 | 2609 | { |
sahilmgandhi | 18:6a4db94011d3 | 2610 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 2611 | uint32_t xferrequest = FMPI2C_GENERATE_START_READ; |
sahilmgandhi | 18:6a4db94011d3 | 2612 | |
sahilmgandhi | 18:6a4db94011d3 | 2613 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2614 | assert_param(IS_FMPI2C_TRANSFER_OPTIONS_REQUEST(XferOptions)); |
sahilmgandhi | 18:6a4db94011d3 | 2615 | |
sahilmgandhi | 18:6a4db94011d3 | 2616 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 2617 | { |
sahilmgandhi | 18:6a4db94011d3 | 2618 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2619 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2620 | |
sahilmgandhi | 18:6a4db94011d3 | 2621 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 2622 | hfmpi2c->Mode = HAL_FMPI2C_MODE_MASTER; |
sahilmgandhi | 18:6a4db94011d3 | 2623 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2624 | |
sahilmgandhi | 18:6a4db94011d3 | 2625 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2626 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 2627 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 2628 | hfmpi2c->XferOptions = XferOptions; |
sahilmgandhi | 18:6a4db94011d3 | 2629 | hfmpi2c->XferISR = FMPI2C_Master_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 2630 | |
sahilmgandhi | 18:6a4db94011d3 | 2631 | /* If hfmpi2c->XferCount > MAX_NBYTE_SIZE, use reload mode */ |
sahilmgandhi | 18:6a4db94011d3 | 2632 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 2633 | { |
sahilmgandhi | 18:6a4db94011d3 | 2634 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 2635 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 2636 | } |
sahilmgandhi | 18:6a4db94011d3 | 2637 | else |
sahilmgandhi | 18:6a4db94011d3 | 2638 | { |
sahilmgandhi | 18:6a4db94011d3 | 2639 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 2640 | xfermode = hfmpi2c->XferOptions; |
sahilmgandhi | 18:6a4db94011d3 | 2641 | |
sahilmgandhi | 18:6a4db94011d3 | 2642 | /* If transfer direction not change, do not generate Restart Condition */ |
sahilmgandhi | 18:6a4db94011d3 | 2643 | /* Mean Previous state is same as current state */ |
sahilmgandhi | 18:6a4db94011d3 | 2644 | if(hfmpi2c->PreviousState == FMPI2C_STATE_MASTER_BUSY_RX) |
sahilmgandhi | 18:6a4db94011d3 | 2645 | { |
sahilmgandhi | 18:6a4db94011d3 | 2646 | xferrequest = FMPI2C_NO_STARTSTOP; |
sahilmgandhi | 18:6a4db94011d3 | 2647 | } |
sahilmgandhi | 18:6a4db94011d3 | 2648 | } |
sahilmgandhi | 18:6a4db94011d3 | 2649 | |
sahilmgandhi | 18:6a4db94011d3 | 2650 | /* Send Slave Address and set NBYTES to read */ |
sahilmgandhi | 18:6a4db94011d3 | 2651 | FMPI2C_TransferConfig(hfmpi2c,DevAddress, hfmpi2c->XferSize, xfermode, xferrequest); |
sahilmgandhi | 18:6a4db94011d3 | 2652 | |
sahilmgandhi | 18:6a4db94011d3 | 2653 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2654 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2655 | |
sahilmgandhi | 18:6a4db94011d3 | 2656 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2657 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2658 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2659 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2660 | |
sahilmgandhi | 18:6a4db94011d3 | 2661 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2662 | } |
sahilmgandhi | 18:6a4db94011d3 | 2663 | else |
sahilmgandhi | 18:6a4db94011d3 | 2664 | { |
sahilmgandhi | 18:6a4db94011d3 | 2665 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2666 | } |
sahilmgandhi | 18:6a4db94011d3 | 2667 | } |
sahilmgandhi | 18:6a4db94011d3 | 2668 | |
sahilmgandhi | 18:6a4db94011d3 | 2669 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2670 | * @brief Sequential transmit in slave/device FMPI2C mode an amount of data in non-blocking mode with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 2671 | * @note This interface allow to manage repeated start condition when a direction change during transfer |
sahilmgandhi | 18:6a4db94011d3 | 2672 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2673 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2674 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 2675 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 2676 | * @param XferOptions Options of Transfer, value of @ref FMPI2C_XFEROPTIONS |
sahilmgandhi | 18:6a4db94011d3 | 2677 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2678 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2679 | HAL_StatusTypeDef HAL_FMPI2C_Slave_Sequential_Transmit_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions) |
sahilmgandhi | 18:6a4db94011d3 | 2680 | { |
sahilmgandhi | 18:6a4db94011d3 | 2681 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2682 | assert_param(IS_FMPI2C_TRANSFER_OPTIONS_REQUEST(XferOptions)); |
sahilmgandhi | 18:6a4db94011d3 | 2683 | |
sahilmgandhi | 18:6a4db94011d3 | 2684 | if(hfmpi2c->State == HAL_FMPI2C_STATE_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 2685 | { |
sahilmgandhi | 18:6a4db94011d3 | 2686 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 2687 | { |
sahilmgandhi | 18:6a4db94011d3 | 2688 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2689 | } |
sahilmgandhi | 18:6a4db94011d3 | 2690 | |
sahilmgandhi | 18:6a4db94011d3 | 2691 | /* Disable Interrupts, to prevent preemption during treatment in case of multicall */ |
sahilmgandhi | 18:6a4db94011d3 | 2692 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT | FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2693 | |
sahilmgandhi | 18:6a4db94011d3 | 2694 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2695 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2696 | |
sahilmgandhi | 18:6a4db94011d3 | 2697 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_TX_LISTEN; |
sahilmgandhi | 18:6a4db94011d3 | 2698 | hfmpi2c->Mode = HAL_FMPI2C_MODE_SLAVE; |
sahilmgandhi | 18:6a4db94011d3 | 2699 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2700 | |
sahilmgandhi | 18:6a4db94011d3 | 2701 | /* Enable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 2702 | hfmpi2c->Instance->CR2 &= ~FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 2703 | |
sahilmgandhi | 18:6a4db94011d3 | 2704 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2705 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 2706 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 2707 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 2708 | hfmpi2c->XferOptions = XferOptions; |
sahilmgandhi | 18:6a4db94011d3 | 2709 | hfmpi2c->XferISR = FMPI2C_Slave_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 2710 | |
sahilmgandhi | 18:6a4db94011d3 | 2711 | if(FMPI2C_GET_DIR(hfmpi2c) == FMPI2C_DIRECTION_RECEIVE) |
sahilmgandhi | 18:6a4db94011d3 | 2712 | { |
sahilmgandhi | 18:6a4db94011d3 | 2713 | /* Clear ADDR flag after prepare the transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2714 | /* This action will generate an acknowledge to the Master */ |
sahilmgandhi | 18:6a4db94011d3 | 2715 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 2716 | } |
sahilmgandhi | 18:6a4db94011d3 | 2717 | |
sahilmgandhi | 18:6a4db94011d3 | 2718 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2719 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2720 | |
sahilmgandhi | 18:6a4db94011d3 | 2721 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2722 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2723 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2724 | /* REnable ADDR interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 2725 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT | FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2726 | |
sahilmgandhi | 18:6a4db94011d3 | 2727 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2728 | } |
sahilmgandhi | 18:6a4db94011d3 | 2729 | else |
sahilmgandhi | 18:6a4db94011d3 | 2730 | { |
sahilmgandhi | 18:6a4db94011d3 | 2731 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2732 | } |
sahilmgandhi | 18:6a4db94011d3 | 2733 | } |
sahilmgandhi | 18:6a4db94011d3 | 2734 | |
sahilmgandhi | 18:6a4db94011d3 | 2735 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2736 | * @brief Sequential receive in slave/device FMPI2C mode an amount of data in non-blocking mode with Interrupt |
sahilmgandhi | 18:6a4db94011d3 | 2737 | * @note This interface allow to manage repeated start condition when a direction change during transfer |
sahilmgandhi | 18:6a4db94011d3 | 2738 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2739 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2740 | * @param pData Pointer to data buffer |
sahilmgandhi | 18:6a4db94011d3 | 2741 | * @param Size Amount of data to be sent |
sahilmgandhi | 18:6a4db94011d3 | 2742 | * @param XferOptions Options of Transfer, value of @ref FMPI2C_XFEROPTIONS |
sahilmgandhi | 18:6a4db94011d3 | 2743 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2744 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2745 | HAL_StatusTypeDef HAL_FMPI2C_Slave_Sequential_Receive_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t *pData, uint16_t Size, uint32_t XferOptions) |
sahilmgandhi | 18:6a4db94011d3 | 2746 | { |
sahilmgandhi | 18:6a4db94011d3 | 2747 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2748 | assert_param(IS_FMPI2C_TRANSFER_OPTIONS_REQUEST(XferOptions)); |
sahilmgandhi | 18:6a4db94011d3 | 2749 | |
sahilmgandhi | 18:6a4db94011d3 | 2750 | if(hfmpi2c->State == HAL_FMPI2C_STATE_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 2751 | { |
sahilmgandhi | 18:6a4db94011d3 | 2752 | if((pData == NULL) || (Size == 0)) |
sahilmgandhi | 18:6a4db94011d3 | 2753 | { |
sahilmgandhi | 18:6a4db94011d3 | 2754 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2755 | } |
sahilmgandhi | 18:6a4db94011d3 | 2756 | |
sahilmgandhi | 18:6a4db94011d3 | 2757 | /* Disable Interrupts, to prevent preemption during treatment in case of multicall */ |
sahilmgandhi | 18:6a4db94011d3 | 2758 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT | FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2759 | |
sahilmgandhi | 18:6a4db94011d3 | 2760 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2761 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2762 | |
sahilmgandhi | 18:6a4db94011d3 | 2763 | hfmpi2c->State = HAL_FMPI2C_STATE_BUSY_RX_LISTEN; |
sahilmgandhi | 18:6a4db94011d3 | 2764 | hfmpi2c->Mode = HAL_FMPI2C_MODE_SLAVE; |
sahilmgandhi | 18:6a4db94011d3 | 2765 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2766 | |
sahilmgandhi | 18:6a4db94011d3 | 2767 | /* Enable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 2768 | hfmpi2c->Instance->CR2 &= ~FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 2769 | |
sahilmgandhi | 18:6a4db94011d3 | 2770 | /* Prepare transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2771 | hfmpi2c->pBuffPtr = pData; |
sahilmgandhi | 18:6a4db94011d3 | 2772 | hfmpi2c->XferCount = Size; |
sahilmgandhi | 18:6a4db94011d3 | 2773 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 2774 | hfmpi2c->XferOptions = XferOptions; |
sahilmgandhi | 18:6a4db94011d3 | 2775 | hfmpi2c->XferISR = FMPI2C_Slave_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 2776 | |
sahilmgandhi | 18:6a4db94011d3 | 2777 | if(FMPI2C_GET_DIR(hfmpi2c) == FMPI2C_DIRECTION_TRANSMIT) |
sahilmgandhi | 18:6a4db94011d3 | 2778 | { |
sahilmgandhi | 18:6a4db94011d3 | 2779 | /* Clear ADDR flag after prepare the transfer parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 2780 | /* This action will generate an acknowledge to the Master */ |
sahilmgandhi | 18:6a4db94011d3 | 2781 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 2782 | } |
sahilmgandhi | 18:6a4db94011d3 | 2783 | |
sahilmgandhi | 18:6a4db94011d3 | 2784 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2785 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2786 | |
sahilmgandhi | 18:6a4db94011d3 | 2787 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2788 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2789 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2790 | /* REnable ADDR interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 2791 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT | FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2792 | |
sahilmgandhi | 18:6a4db94011d3 | 2793 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2794 | } |
sahilmgandhi | 18:6a4db94011d3 | 2795 | else |
sahilmgandhi | 18:6a4db94011d3 | 2796 | { |
sahilmgandhi | 18:6a4db94011d3 | 2797 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2798 | } |
sahilmgandhi | 18:6a4db94011d3 | 2799 | } |
sahilmgandhi | 18:6a4db94011d3 | 2800 | |
sahilmgandhi | 18:6a4db94011d3 | 2801 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2802 | * @brief Enable the Address listen mode with Interrupt. |
sahilmgandhi | 18:6a4db94011d3 | 2803 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2804 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2805 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2806 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2807 | HAL_StatusTypeDef HAL_FMPI2C_EnableListen_IT(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 2808 | { |
sahilmgandhi | 18:6a4db94011d3 | 2809 | if(hfmpi2c->State == HAL_FMPI2C_STATE_READY) |
sahilmgandhi | 18:6a4db94011d3 | 2810 | { |
sahilmgandhi | 18:6a4db94011d3 | 2811 | hfmpi2c->State = HAL_FMPI2C_STATE_LISTEN; |
sahilmgandhi | 18:6a4db94011d3 | 2812 | hfmpi2c->XferISR = FMPI2C_Slave_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 2813 | |
sahilmgandhi | 18:6a4db94011d3 | 2814 | /* Enable the Address Match interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 2815 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2816 | |
sahilmgandhi | 18:6a4db94011d3 | 2817 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2818 | } |
sahilmgandhi | 18:6a4db94011d3 | 2819 | else |
sahilmgandhi | 18:6a4db94011d3 | 2820 | { |
sahilmgandhi | 18:6a4db94011d3 | 2821 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2822 | } |
sahilmgandhi | 18:6a4db94011d3 | 2823 | } |
sahilmgandhi | 18:6a4db94011d3 | 2824 | |
sahilmgandhi | 18:6a4db94011d3 | 2825 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2826 | * @brief Disable the Address listen mode with Interrupt. |
sahilmgandhi | 18:6a4db94011d3 | 2827 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2828 | * the configuration information for the specified FMPI2C |
sahilmgandhi | 18:6a4db94011d3 | 2829 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2830 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2831 | HAL_StatusTypeDef HAL_FMPI2C_DisableListen_IT(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 2832 | { |
sahilmgandhi | 18:6a4db94011d3 | 2833 | /* Declaration of tmp to prevent undefined behavior of volatile usage */ |
sahilmgandhi | 18:6a4db94011d3 | 2834 | uint32_t tmp; |
sahilmgandhi | 18:6a4db94011d3 | 2835 | |
sahilmgandhi | 18:6a4db94011d3 | 2836 | /* Disable Address listen mode only if a transfer is not ongoing */ |
sahilmgandhi | 18:6a4db94011d3 | 2837 | if(hfmpi2c->State == HAL_FMPI2C_STATE_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 2838 | { |
sahilmgandhi | 18:6a4db94011d3 | 2839 | tmp = (uint32_t)(hfmpi2c->State) & FMPI2C_STATE_MSK; |
sahilmgandhi | 18:6a4db94011d3 | 2840 | hfmpi2c->PreviousState = tmp | (uint32_t)(hfmpi2c->Mode); |
sahilmgandhi | 18:6a4db94011d3 | 2841 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 2842 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 2843 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 2844 | |
sahilmgandhi | 18:6a4db94011d3 | 2845 | /* Disable the Address Match interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 2846 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2847 | |
sahilmgandhi | 18:6a4db94011d3 | 2848 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2849 | } |
sahilmgandhi | 18:6a4db94011d3 | 2850 | else |
sahilmgandhi | 18:6a4db94011d3 | 2851 | { |
sahilmgandhi | 18:6a4db94011d3 | 2852 | return HAL_BUSY; |
sahilmgandhi | 18:6a4db94011d3 | 2853 | } |
sahilmgandhi | 18:6a4db94011d3 | 2854 | } |
sahilmgandhi | 18:6a4db94011d3 | 2855 | |
sahilmgandhi | 18:6a4db94011d3 | 2856 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2857 | * @brief Abort a master FMPI2C IT or DMA process communication with Interrupt. |
sahilmgandhi | 18:6a4db94011d3 | 2858 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2859 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2860 | * @param DevAddress Target device address: The device 7 bits address value |
sahilmgandhi | 18:6a4db94011d3 | 2861 | * in datasheet must be shift at right before call interface |
sahilmgandhi | 18:6a4db94011d3 | 2862 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 2863 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2864 | HAL_StatusTypeDef HAL_FMPI2C_Master_Abort_IT(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress) |
sahilmgandhi | 18:6a4db94011d3 | 2865 | { |
sahilmgandhi | 18:6a4db94011d3 | 2866 | if(hfmpi2c->Mode == HAL_FMPI2C_MODE_MASTER) |
sahilmgandhi | 18:6a4db94011d3 | 2867 | { |
sahilmgandhi | 18:6a4db94011d3 | 2868 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 2869 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2870 | |
sahilmgandhi | 18:6a4db94011d3 | 2871 | /* Disable Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 2872 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2873 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2874 | |
sahilmgandhi | 18:6a4db94011d3 | 2875 | /* Set State at HAL_FMPI2C_STATE_ABORT */ |
sahilmgandhi | 18:6a4db94011d3 | 2876 | hfmpi2c->State = HAL_FMPI2C_STATE_ABORT; |
sahilmgandhi | 18:6a4db94011d3 | 2877 | |
sahilmgandhi | 18:6a4db94011d3 | 2878 | /* Set NBYTES to 1 to generate a dummy read on FMPI2C peripheral */ |
sahilmgandhi | 18:6a4db94011d3 | 2879 | /* Set AUTOEND mode, this will generate a NACK then STOP condition to abort the current transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 2880 | FMPI2C_TransferConfig(hfmpi2c, DevAddress, 1, FMPI2C_AUTOEND_MODE, FMPI2C_GENERATE_STOP); |
sahilmgandhi | 18:6a4db94011d3 | 2881 | |
sahilmgandhi | 18:6a4db94011d3 | 2882 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 2883 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2884 | |
sahilmgandhi | 18:6a4db94011d3 | 2885 | /* Note : The FMPI2C interrupts must be enabled after unlocking current process |
sahilmgandhi | 18:6a4db94011d3 | 2886 | to avoid the risk of FMPI2C interrupt handle execution before current |
sahilmgandhi | 18:6a4db94011d3 | 2887 | process unlock */ |
sahilmgandhi | 18:6a4db94011d3 | 2888 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_CPLT_IT); |
sahilmgandhi | 18:6a4db94011d3 | 2889 | |
sahilmgandhi | 18:6a4db94011d3 | 2890 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 2891 | } |
sahilmgandhi | 18:6a4db94011d3 | 2892 | else |
sahilmgandhi | 18:6a4db94011d3 | 2893 | { |
sahilmgandhi | 18:6a4db94011d3 | 2894 | /* Wrong usage of abort function */ |
sahilmgandhi | 18:6a4db94011d3 | 2895 | /* This function should be used only in case of abort monitored by master device */ |
sahilmgandhi | 18:6a4db94011d3 | 2896 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 2897 | } |
sahilmgandhi | 18:6a4db94011d3 | 2898 | } |
sahilmgandhi | 18:6a4db94011d3 | 2899 | |
sahilmgandhi | 18:6a4db94011d3 | 2900 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2901 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 2902 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2903 | |
sahilmgandhi | 18:6a4db94011d3 | 2904 | /** @defgroup FMPI2C_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks |
sahilmgandhi | 18:6a4db94011d3 | 2905 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 2906 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2907 | |
sahilmgandhi | 18:6a4db94011d3 | 2908 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2909 | * @brief This function handles FMPI2C event interrupt request. |
sahilmgandhi | 18:6a4db94011d3 | 2910 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2911 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2912 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 2913 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2914 | void HAL_FMPI2C_EV_IRQHandler(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 2915 | { |
sahilmgandhi | 18:6a4db94011d3 | 2916 | /* Get current IT Flags and IT sources value */ |
sahilmgandhi | 18:6a4db94011d3 | 2917 | uint32_t itflags = READ_REG(hfmpi2c->Instance->ISR); |
sahilmgandhi | 18:6a4db94011d3 | 2918 | uint32_t itsources = READ_REG(hfmpi2c->Instance->CR1); |
sahilmgandhi | 18:6a4db94011d3 | 2919 | |
sahilmgandhi | 18:6a4db94011d3 | 2920 | /* FMPI2C events treatment -------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 2921 | if(hfmpi2c->XferISR != NULL) |
sahilmgandhi | 18:6a4db94011d3 | 2922 | { |
sahilmgandhi | 18:6a4db94011d3 | 2923 | hfmpi2c->XferISR(hfmpi2c, itflags, itsources); |
sahilmgandhi | 18:6a4db94011d3 | 2924 | } |
sahilmgandhi | 18:6a4db94011d3 | 2925 | } |
sahilmgandhi | 18:6a4db94011d3 | 2926 | |
sahilmgandhi | 18:6a4db94011d3 | 2927 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2928 | * @brief This function handles FMPI2C error interrupt request. |
sahilmgandhi | 18:6a4db94011d3 | 2929 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2930 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2931 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 2932 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2933 | void HAL_FMPI2C_ER_IRQHandler(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 2934 | { |
sahilmgandhi | 18:6a4db94011d3 | 2935 | uint32_t itflags = READ_REG(hfmpi2c->Instance->ISR); |
sahilmgandhi | 18:6a4db94011d3 | 2936 | uint32_t itsources = READ_REG(hfmpi2c->Instance->CR1); |
sahilmgandhi | 18:6a4db94011d3 | 2937 | |
sahilmgandhi | 18:6a4db94011d3 | 2938 | /* FMPI2C Bus error interrupt occurred ------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 2939 | if(((itflags & FMPI2C_FLAG_BERR) != RESET) && ((itsources & FMPI2C_IT_ERRI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 2940 | { |
sahilmgandhi | 18:6a4db94011d3 | 2941 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_BERR; |
sahilmgandhi | 18:6a4db94011d3 | 2942 | |
sahilmgandhi | 18:6a4db94011d3 | 2943 | /* Clear BERR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 2944 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_BERR); |
sahilmgandhi | 18:6a4db94011d3 | 2945 | } |
sahilmgandhi | 18:6a4db94011d3 | 2946 | |
sahilmgandhi | 18:6a4db94011d3 | 2947 | /* FMPI2C Over-Run/Under-Run interrupt occurred ----------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 2948 | if(((itflags & FMPI2C_FLAG_OVR) != RESET) && ((itsources & FMPI2C_IT_ERRI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 2949 | { |
sahilmgandhi | 18:6a4db94011d3 | 2950 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_OVR; |
sahilmgandhi | 18:6a4db94011d3 | 2951 | |
sahilmgandhi | 18:6a4db94011d3 | 2952 | /* Clear OVR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 2953 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_OVR); |
sahilmgandhi | 18:6a4db94011d3 | 2954 | } |
sahilmgandhi | 18:6a4db94011d3 | 2955 | |
sahilmgandhi | 18:6a4db94011d3 | 2956 | /* FMPI2C Arbitration Loss error interrupt occurred -------------------------------------*/ |
sahilmgandhi | 18:6a4db94011d3 | 2957 | if(((itflags & FMPI2C_FLAG_ARLO) != RESET) && ((itsources & FMPI2C_IT_ERRI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 2958 | { |
sahilmgandhi | 18:6a4db94011d3 | 2959 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_ARLO; |
sahilmgandhi | 18:6a4db94011d3 | 2960 | |
sahilmgandhi | 18:6a4db94011d3 | 2961 | /* Clear ARLO flag */ |
sahilmgandhi | 18:6a4db94011d3 | 2962 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_ARLO); |
sahilmgandhi | 18:6a4db94011d3 | 2963 | } |
sahilmgandhi | 18:6a4db94011d3 | 2964 | |
sahilmgandhi | 18:6a4db94011d3 | 2965 | /* Call the Error Callback in case of Error detected */ |
sahilmgandhi | 18:6a4db94011d3 | 2966 | if((hfmpi2c->ErrorCode & (HAL_FMPI2C_ERROR_BERR | HAL_FMPI2C_ERROR_OVR | HAL_FMPI2C_ERROR_ARLO)) != HAL_FMPI2C_ERROR_NONE) |
sahilmgandhi | 18:6a4db94011d3 | 2967 | { |
sahilmgandhi | 18:6a4db94011d3 | 2968 | FMPI2C_ITError(hfmpi2c, hfmpi2c->ErrorCode); |
sahilmgandhi | 18:6a4db94011d3 | 2969 | } |
sahilmgandhi | 18:6a4db94011d3 | 2970 | } |
sahilmgandhi | 18:6a4db94011d3 | 2971 | |
sahilmgandhi | 18:6a4db94011d3 | 2972 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2973 | * @brief Master Tx Transfer completed callback. |
sahilmgandhi | 18:6a4db94011d3 | 2974 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2975 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2976 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 2977 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2978 | __weak void HAL_FMPI2C_MasterTxCpltCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 2979 | { |
sahilmgandhi | 18:6a4db94011d3 | 2980 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 2981 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2982 | |
sahilmgandhi | 18:6a4db94011d3 | 2983 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 2984 | the HAL_FMPI2C_MasterTxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 2985 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2986 | } |
sahilmgandhi | 18:6a4db94011d3 | 2987 | |
sahilmgandhi | 18:6a4db94011d3 | 2988 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2989 | * @brief Master Rx Transfer completed callback. |
sahilmgandhi | 18:6a4db94011d3 | 2990 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 2991 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 2992 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 2993 | */ |
sahilmgandhi | 18:6a4db94011d3 | 2994 | __weak void HAL_FMPI2C_MasterRxCpltCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 2995 | { |
sahilmgandhi | 18:6a4db94011d3 | 2996 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 2997 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 2998 | |
sahilmgandhi | 18:6a4db94011d3 | 2999 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3000 | the HAL_FMPI2C_MasterRxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3001 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3002 | } |
sahilmgandhi | 18:6a4db94011d3 | 3003 | |
sahilmgandhi | 18:6a4db94011d3 | 3004 | /** @brief Slave Tx Transfer completed callback. |
sahilmgandhi | 18:6a4db94011d3 | 3005 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3006 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3007 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3008 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3009 | __weak void HAL_FMPI2C_SlaveTxCpltCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3010 | { |
sahilmgandhi | 18:6a4db94011d3 | 3011 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 3012 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3013 | |
sahilmgandhi | 18:6a4db94011d3 | 3014 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3015 | the HAL_FMPI2C_SlaveTxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3016 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3017 | } |
sahilmgandhi | 18:6a4db94011d3 | 3018 | |
sahilmgandhi | 18:6a4db94011d3 | 3019 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3020 | * @brief Slave Rx Transfer completed callback. |
sahilmgandhi | 18:6a4db94011d3 | 3021 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3022 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3023 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3024 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3025 | __weak void HAL_FMPI2C_SlaveRxCpltCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3026 | { |
sahilmgandhi | 18:6a4db94011d3 | 3027 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 3028 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3029 | |
sahilmgandhi | 18:6a4db94011d3 | 3030 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3031 | the HAL_FMPI2C_SlaveRxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3032 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3033 | } |
sahilmgandhi | 18:6a4db94011d3 | 3034 | |
sahilmgandhi | 18:6a4db94011d3 | 3035 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3036 | * @brief Slave Address Match callback. |
sahilmgandhi | 18:6a4db94011d3 | 3037 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3038 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3039 | * @param TransferDirection: Master request Transfer Direction (Write/Read), value of @ref FMPI2C_XFEROPTIONS |
sahilmgandhi | 18:6a4db94011d3 | 3040 | * @param AddrMatchCode: Address Match Code |
sahilmgandhi | 18:6a4db94011d3 | 3041 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3042 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3043 | __weak void HAL_FMPI2C_AddrCallback(FMPI2C_HandleTypeDef *hfmpi2c, uint8_t TransferDirection, uint16_t AddrMatchCode) |
sahilmgandhi | 18:6a4db94011d3 | 3044 | { |
sahilmgandhi | 18:6a4db94011d3 | 3045 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 3046 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3047 | UNUSED(TransferDirection); |
sahilmgandhi | 18:6a4db94011d3 | 3048 | UNUSED(AddrMatchCode); |
sahilmgandhi | 18:6a4db94011d3 | 3049 | |
sahilmgandhi | 18:6a4db94011d3 | 3050 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3051 | the HAL_FMPI2C_AddrCallback() could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3052 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3053 | } |
sahilmgandhi | 18:6a4db94011d3 | 3054 | |
sahilmgandhi | 18:6a4db94011d3 | 3055 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3056 | * @brief Listen Complete callback. |
sahilmgandhi | 18:6a4db94011d3 | 3057 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3058 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3059 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3060 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3061 | __weak void HAL_FMPI2C_ListenCpltCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3062 | { |
sahilmgandhi | 18:6a4db94011d3 | 3063 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 3064 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3065 | |
sahilmgandhi | 18:6a4db94011d3 | 3066 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3067 | the HAL_FMPI2C_ListenCpltCallback() could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3068 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3069 | } |
sahilmgandhi | 18:6a4db94011d3 | 3070 | |
sahilmgandhi | 18:6a4db94011d3 | 3071 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3072 | * @brief Memory Tx Transfer completed callback. |
sahilmgandhi | 18:6a4db94011d3 | 3073 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3074 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3075 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3076 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3077 | __weak void HAL_FMPI2C_MemTxCpltCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3078 | { |
sahilmgandhi | 18:6a4db94011d3 | 3079 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 3080 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3081 | |
sahilmgandhi | 18:6a4db94011d3 | 3082 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3083 | the HAL_FMPI2C_MemTxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3084 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3085 | } |
sahilmgandhi | 18:6a4db94011d3 | 3086 | |
sahilmgandhi | 18:6a4db94011d3 | 3087 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3088 | * @brief Memory Rx Transfer completed callback. |
sahilmgandhi | 18:6a4db94011d3 | 3089 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3090 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3091 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3092 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3093 | __weak void HAL_FMPI2C_MemRxCpltCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3094 | { |
sahilmgandhi | 18:6a4db94011d3 | 3095 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 3096 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3097 | |
sahilmgandhi | 18:6a4db94011d3 | 3098 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3099 | the HAL_FMPI2C_MemRxCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3100 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3101 | } |
sahilmgandhi | 18:6a4db94011d3 | 3102 | |
sahilmgandhi | 18:6a4db94011d3 | 3103 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3104 | * @brief FMPI2C error callback. |
sahilmgandhi | 18:6a4db94011d3 | 3105 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3106 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3107 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3108 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3109 | __weak void HAL_FMPI2C_ErrorCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3110 | { |
sahilmgandhi | 18:6a4db94011d3 | 3111 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 3112 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3113 | |
sahilmgandhi | 18:6a4db94011d3 | 3114 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3115 | the HAL_FMPI2C_ErrorCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3116 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3117 | } |
sahilmgandhi | 18:6a4db94011d3 | 3118 | |
sahilmgandhi | 18:6a4db94011d3 | 3119 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3120 | * @brief FMPI2C abort callback. |
sahilmgandhi | 18:6a4db94011d3 | 3121 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3122 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3123 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3124 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3125 | __weak void HAL_FMPI2C_AbortCpltCallback(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3126 | { |
sahilmgandhi | 18:6a4db94011d3 | 3127 | /* Prevent unused argument(s) compilation warning */ |
sahilmgandhi | 18:6a4db94011d3 | 3128 | UNUSED(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3129 | |
sahilmgandhi | 18:6a4db94011d3 | 3130 | /* NOTE : This function should not be modified, when the callback is needed, |
sahilmgandhi | 18:6a4db94011d3 | 3131 | the HAL_FMPI2C_AbortCpltCallback could be implemented in the user file |
sahilmgandhi | 18:6a4db94011d3 | 3132 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3133 | } |
sahilmgandhi | 18:6a4db94011d3 | 3134 | |
sahilmgandhi | 18:6a4db94011d3 | 3135 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3136 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 3137 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3138 | |
sahilmgandhi | 18:6a4db94011d3 | 3139 | /** @defgroup FMPI2C_Exported_Functions_Group3 Peripheral State, Mode and Error functions |
sahilmgandhi | 18:6a4db94011d3 | 3140 | * @brief Peripheral State, Mode and Error functions |
sahilmgandhi | 18:6a4db94011d3 | 3141 | * |
sahilmgandhi | 18:6a4db94011d3 | 3142 | @verbatim |
sahilmgandhi | 18:6a4db94011d3 | 3143 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 3144 | ##### Peripheral State, Mode and Error functions ##### |
sahilmgandhi | 18:6a4db94011d3 | 3145 | =============================================================================== |
sahilmgandhi | 18:6a4db94011d3 | 3146 | [..] |
sahilmgandhi | 18:6a4db94011d3 | 3147 | This subsection permit to get in run-time the status of the peripheral |
sahilmgandhi | 18:6a4db94011d3 | 3148 | and the data flow. |
sahilmgandhi | 18:6a4db94011d3 | 3149 | |
sahilmgandhi | 18:6a4db94011d3 | 3150 | @endverbatim |
sahilmgandhi | 18:6a4db94011d3 | 3151 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 3152 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3153 | |
sahilmgandhi | 18:6a4db94011d3 | 3154 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3155 | * @brief Return the FMPI2C handle state. |
sahilmgandhi | 18:6a4db94011d3 | 3156 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3157 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3158 | * @retval HAL state |
sahilmgandhi | 18:6a4db94011d3 | 3159 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3160 | HAL_FMPI2C_StateTypeDef HAL_FMPI2C_GetState(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3161 | { |
sahilmgandhi | 18:6a4db94011d3 | 3162 | /* Return FMPI2C handle state */ |
sahilmgandhi | 18:6a4db94011d3 | 3163 | return hfmpi2c->State; |
sahilmgandhi | 18:6a4db94011d3 | 3164 | } |
sahilmgandhi | 18:6a4db94011d3 | 3165 | |
sahilmgandhi | 18:6a4db94011d3 | 3166 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3167 | * @brief Returns the FMPI2C Master, Slave, Memory or no mode. |
sahilmgandhi | 18:6a4db94011d3 | 3168 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3169 | * the configuration information for FMPI2C module |
sahilmgandhi | 18:6a4db94011d3 | 3170 | * @retval HAL mode |
sahilmgandhi | 18:6a4db94011d3 | 3171 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3172 | HAL_FMPI2C_ModeTypeDef HAL_FMPI2C_GetMode(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3173 | { |
sahilmgandhi | 18:6a4db94011d3 | 3174 | return hfmpi2c->Mode; |
sahilmgandhi | 18:6a4db94011d3 | 3175 | } |
sahilmgandhi | 18:6a4db94011d3 | 3176 | |
sahilmgandhi | 18:6a4db94011d3 | 3177 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3178 | * @brief Return the FMPI2C error code. |
sahilmgandhi | 18:6a4db94011d3 | 3179 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3180 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3181 | * @retval FMPI2C Error Code |
sahilmgandhi | 18:6a4db94011d3 | 3182 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3183 | uint32_t HAL_FMPI2C_GetError(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3184 | { |
sahilmgandhi | 18:6a4db94011d3 | 3185 | return hfmpi2c->ErrorCode; |
sahilmgandhi | 18:6a4db94011d3 | 3186 | } |
sahilmgandhi | 18:6a4db94011d3 | 3187 | |
sahilmgandhi | 18:6a4db94011d3 | 3188 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3189 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 3190 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3191 | |
sahilmgandhi | 18:6a4db94011d3 | 3192 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3193 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 3194 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3195 | |
sahilmgandhi | 18:6a4db94011d3 | 3196 | /** @addtogroup FMPI2C_Private_Functions |
sahilmgandhi | 18:6a4db94011d3 | 3197 | * @{ |
sahilmgandhi | 18:6a4db94011d3 | 3198 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3199 | |
sahilmgandhi | 18:6a4db94011d3 | 3200 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3201 | * @brief Interrupt Sub-Routine which handle the Interrupt Flags Master Mode with Interrupt. |
sahilmgandhi | 18:6a4db94011d3 | 3202 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3203 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3204 | * @param ITFlags Interrupt flags to handle. |
sahilmgandhi | 18:6a4db94011d3 | 3205 | * @param ITSources Interrupt sources enabled. |
sahilmgandhi | 18:6a4db94011d3 | 3206 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 3207 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3208 | static HAL_StatusTypeDef FMPI2C_Master_ISR_IT(struct __FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags, uint32_t ITSources) |
sahilmgandhi | 18:6a4db94011d3 | 3209 | { |
sahilmgandhi | 18:6a4db94011d3 | 3210 | uint16_t devaddress = 0; |
sahilmgandhi | 18:6a4db94011d3 | 3211 | |
sahilmgandhi | 18:6a4db94011d3 | 3212 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 3213 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3214 | |
sahilmgandhi | 18:6a4db94011d3 | 3215 | if(((ITFlags & FMPI2C_FLAG_AF) != RESET) && ((ITSources & FMPI2C_IT_NACKI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3216 | { |
sahilmgandhi | 18:6a4db94011d3 | 3217 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3218 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 3219 | |
sahilmgandhi | 18:6a4db94011d3 | 3220 | /* Set corresponding Error Code */ |
sahilmgandhi | 18:6a4db94011d3 | 3221 | /* No need to generate STOP, it is automatically done */ |
sahilmgandhi | 18:6a4db94011d3 | 3222 | /* Error callback will be send during stop flag treatment */ |
sahilmgandhi | 18:6a4db94011d3 | 3223 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 3224 | |
sahilmgandhi | 18:6a4db94011d3 | 3225 | /* Flush TX register */ |
sahilmgandhi | 18:6a4db94011d3 | 3226 | FMPI2C_Flush_TXDR(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3227 | } |
sahilmgandhi | 18:6a4db94011d3 | 3228 | else if(((ITFlags & FMPI2C_FLAG_RXNE) != RESET) && ((ITSources & FMPI2C_IT_RXI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3229 | { |
sahilmgandhi | 18:6a4db94011d3 | 3230 | /* Read data from RXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 3231 | (*hfmpi2c->pBuffPtr++) = hfmpi2c->Instance->RXDR; |
sahilmgandhi | 18:6a4db94011d3 | 3232 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 3233 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 3234 | } |
sahilmgandhi | 18:6a4db94011d3 | 3235 | else if(((ITFlags & FMPI2C_FLAG_TXIS) != RESET) && ((ITSources & FMPI2C_IT_TXI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3236 | { |
sahilmgandhi | 18:6a4db94011d3 | 3237 | /* Write data to TXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 3238 | hfmpi2c->Instance->TXDR = (*hfmpi2c->pBuffPtr++); |
sahilmgandhi | 18:6a4db94011d3 | 3239 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 3240 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 3241 | } |
sahilmgandhi | 18:6a4db94011d3 | 3242 | else if(((ITFlags & FMPI2C_FLAG_TCR) != RESET) && ((ITSources & FMPI2C_IT_TCI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3243 | { |
sahilmgandhi | 18:6a4db94011d3 | 3244 | if((hfmpi2c->XferSize == 0) && (hfmpi2c->XferCount != 0)) |
sahilmgandhi | 18:6a4db94011d3 | 3245 | { |
sahilmgandhi | 18:6a4db94011d3 | 3246 | devaddress = (hfmpi2c->Instance->CR2 & FMPI2C_CR2_SADD); |
sahilmgandhi | 18:6a4db94011d3 | 3247 | |
sahilmgandhi | 18:6a4db94011d3 | 3248 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 3249 | { |
sahilmgandhi | 18:6a4db94011d3 | 3250 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 3251 | FMPI2C_TransferConfig(hfmpi2c, devaddress, hfmpi2c->XferSize, FMPI2C_RELOAD_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 3252 | } |
sahilmgandhi | 18:6a4db94011d3 | 3253 | else |
sahilmgandhi | 18:6a4db94011d3 | 3254 | { |
sahilmgandhi | 18:6a4db94011d3 | 3255 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 3256 | if(hfmpi2c->XferOptions != FMPI2C_NO_OPTION_FRAME) |
sahilmgandhi | 18:6a4db94011d3 | 3257 | { |
sahilmgandhi | 18:6a4db94011d3 | 3258 | FMPI2C_TransferConfig(hfmpi2c, devaddress, hfmpi2c->XferSize, hfmpi2c->XferOptions, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 3259 | } |
sahilmgandhi | 18:6a4db94011d3 | 3260 | else |
sahilmgandhi | 18:6a4db94011d3 | 3261 | { |
sahilmgandhi | 18:6a4db94011d3 | 3262 | FMPI2C_TransferConfig(hfmpi2c, devaddress, hfmpi2c->XferSize, FMPI2C_AUTOEND_MODE, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 3263 | } |
sahilmgandhi | 18:6a4db94011d3 | 3264 | } |
sahilmgandhi | 18:6a4db94011d3 | 3265 | } |
sahilmgandhi | 18:6a4db94011d3 | 3266 | else |
sahilmgandhi | 18:6a4db94011d3 | 3267 | { |
sahilmgandhi | 18:6a4db94011d3 | 3268 | /* Call TxCpltCallback() if no stop mode is set */ |
sahilmgandhi | 18:6a4db94011d3 | 3269 | if((FMPI2C_GET_STOP_MODE(hfmpi2c) != FMPI2C_AUTOEND_MODE)&&(hfmpi2c->Mode == HAL_FMPI2C_MODE_MASTER)) |
sahilmgandhi | 18:6a4db94011d3 | 3270 | { |
sahilmgandhi | 18:6a4db94011d3 | 3271 | /* Call FMPI2C Master Sequential complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3272 | FMPI2C_ITMasterSequentialCplt(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3273 | } |
sahilmgandhi | 18:6a4db94011d3 | 3274 | else |
sahilmgandhi | 18:6a4db94011d3 | 3275 | { |
sahilmgandhi | 18:6a4db94011d3 | 3276 | /* Wrong size Status regarding TCR flag event */ |
sahilmgandhi | 18:6a4db94011d3 | 3277 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3278 | FMPI2C_ITError(hfmpi2c, HAL_FMPI2C_ERROR_SIZE); |
sahilmgandhi | 18:6a4db94011d3 | 3279 | } |
sahilmgandhi | 18:6a4db94011d3 | 3280 | } |
sahilmgandhi | 18:6a4db94011d3 | 3281 | } |
sahilmgandhi | 18:6a4db94011d3 | 3282 | else if(((ITFlags & FMPI2C_FLAG_TC) != RESET) && ((ITSources & FMPI2C_IT_TCI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3283 | { |
sahilmgandhi | 18:6a4db94011d3 | 3284 | if(hfmpi2c->XferCount == 0) |
sahilmgandhi | 18:6a4db94011d3 | 3285 | { |
sahilmgandhi | 18:6a4db94011d3 | 3286 | if((FMPI2C_GET_STOP_MODE(hfmpi2c) != FMPI2C_AUTOEND_MODE)&&(hfmpi2c->Mode == HAL_FMPI2C_MODE_MASTER)) |
sahilmgandhi | 18:6a4db94011d3 | 3287 | { |
sahilmgandhi | 18:6a4db94011d3 | 3288 | /* Call FMPI2C Master Sequential complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3289 | FMPI2C_ITMasterSequentialCplt(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3290 | } |
sahilmgandhi | 18:6a4db94011d3 | 3291 | } |
sahilmgandhi | 18:6a4db94011d3 | 3292 | else |
sahilmgandhi | 18:6a4db94011d3 | 3293 | { |
sahilmgandhi | 18:6a4db94011d3 | 3294 | /* Wrong size Status regarding TC flag event */ |
sahilmgandhi | 18:6a4db94011d3 | 3295 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3296 | FMPI2C_ITError(hfmpi2c, HAL_FMPI2C_ERROR_SIZE); |
sahilmgandhi | 18:6a4db94011d3 | 3297 | } |
sahilmgandhi | 18:6a4db94011d3 | 3298 | } |
sahilmgandhi | 18:6a4db94011d3 | 3299 | |
sahilmgandhi | 18:6a4db94011d3 | 3300 | if(((ITFlags & FMPI2C_FLAG_STOPF) != RESET) && ((ITSources & FMPI2C_IT_STOPI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3301 | { |
sahilmgandhi | 18:6a4db94011d3 | 3302 | /* Call FMPI2C Master complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3303 | FMPI2C_ITMasterCplt(hfmpi2c, ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 3304 | } |
sahilmgandhi | 18:6a4db94011d3 | 3305 | |
sahilmgandhi | 18:6a4db94011d3 | 3306 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3307 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3308 | |
sahilmgandhi | 18:6a4db94011d3 | 3309 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 3310 | } |
sahilmgandhi | 18:6a4db94011d3 | 3311 | |
sahilmgandhi | 18:6a4db94011d3 | 3312 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3313 | * @brief Interrupt Sub-Routine which handle the Interrupt Flags Slave Mode with Interrupt. |
sahilmgandhi | 18:6a4db94011d3 | 3314 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3315 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3316 | * @param ITFlags Interrupt flags to handle. |
sahilmgandhi | 18:6a4db94011d3 | 3317 | * @param ITSources Interrupt sources enabled. |
sahilmgandhi | 18:6a4db94011d3 | 3318 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 3319 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3320 | static HAL_StatusTypeDef FMPI2C_Slave_ISR_IT(struct __FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags, uint32_t ITSources) |
sahilmgandhi | 18:6a4db94011d3 | 3321 | { |
sahilmgandhi | 18:6a4db94011d3 | 3322 | /* Process locked */ |
sahilmgandhi | 18:6a4db94011d3 | 3323 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3324 | |
sahilmgandhi | 18:6a4db94011d3 | 3325 | if(((ITFlags & FMPI2C_FLAG_AF) != RESET) && ((ITSources & FMPI2C_IT_NACKI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3326 | { |
sahilmgandhi | 18:6a4db94011d3 | 3327 | /* Check that FMPI2C transfer finished */ |
sahilmgandhi | 18:6a4db94011d3 | 3328 | /* if yes, normal use case, a NACK is sent by the MASTER when Transfer is finished */ |
sahilmgandhi | 18:6a4db94011d3 | 3329 | /* Mean XferCount == 0*/ |
sahilmgandhi | 18:6a4db94011d3 | 3330 | /* So clear Flag NACKF only */ |
sahilmgandhi | 18:6a4db94011d3 | 3331 | if(hfmpi2c->XferCount == 0) |
sahilmgandhi | 18:6a4db94011d3 | 3332 | { |
sahilmgandhi | 18:6a4db94011d3 | 3333 | if(((hfmpi2c->XferOptions == FMPI2C_FIRST_AND_LAST_FRAME) || (hfmpi2c->XferOptions == FMPI2C_LAST_FRAME)) && \ |
sahilmgandhi | 18:6a4db94011d3 | 3334 | (hfmpi2c->State == HAL_FMPI2C_STATE_LISTEN)) |
sahilmgandhi | 18:6a4db94011d3 | 3335 | { |
sahilmgandhi | 18:6a4db94011d3 | 3336 | /* Call FMPI2C Listen complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3337 | FMPI2C_ITListenCplt(hfmpi2c, ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 3338 | } |
sahilmgandhi | 18:6a4db94011d3 | 3339 | else if((hfmpi2c->XferOptions != FMPI2C_NO_OPTION_FRAME) && (hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_TX_LISTEN)) |
sahilmgandhi | 18:6a4db94011d3 | 3340 | { |
sahilmgandhi | 18:6a4db94011d3 | 3341 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3342 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 3343 | |
sahilmgandhi | 18:6a4db94011d3 | 3344 | /* Flush TX register */ |
sahilmgandhi | 18:6a4db94011d3 | 3345 | FMPI2C_Flush_TXDR(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3346 | |
sahilmgandhi | 18:6a4db94011d3 | 3347 | /* Last Byte is Transmitted */ |
sahilmgandhi | 18:6a4db94011d3 | 3348 | /* Call FMPI2C Slave Sequential complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3349 | FMPI2C_ITSlaveSequentialCplt(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3350 | } |
sahilmgandhi | 18:6a4db94011d3 | 3351 | else |
sahilmgandhi | 18:6a4db94011d3 | 3352 | { |
sahilmgandhi | 18:6a4db94011d3 | 3353 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3354 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 3355 | } |
sahilmgandhi | 18:6a4db94011d3 | 3356 | } |
sahilmgandhi | 18:6a4db94011d3 | 3357 | else |
sahilmgandhi | 18:6a4db94011d3 | 3358 | { |
sahilmgandhi | 18:6a4db94011d3 | 3359 | /* if no, error use case, a Non-Acknowledge of last Data is generated by the MASTER*/ |
sahilmgandhi | 18:6a4db94011d3 | 3360 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3361 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 3362 | |
sahilmgandhi | 18:6a4db94011d3 | 3363 | /* Set ErrorCode corresponding to a Non-Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 3364 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 3365 | } |
sahilmgandhi | 18:6a4db94011d3 | 3366 | } |
sahilmgandhi | 18:6a4db94011d3 | 3367 | else if(((ITFlags & FMPI2C_FLAG_RXNE) != RESET) && ((ITSources & FMPI2C_IT_RXI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3368 | { |
sahilmgandhi | 18:6a4db94011d3 | 3369 | if(hfmpi2c->XferCount > 0) |
sahilmgandhi | 18:6a4db94011d3 | 3370 | { |
sahilmgandhi | 18:6a4db94011d3 | 3371 | /* Read data from RXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 3372 | (*hfmpi2c->pBuffPtr++) = hfmpi2c->Instance->RXDR; |
sahilmgandhi | 18:6a4db94011d3 | 3373 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 3374 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 3375 | } |
sahilmgandhi | 18:6a4db94011d3 | 3376 | |
sahilmgandhi | 18:6a4db94011d3 | 3377 | if((hfmpi2c->XferCount == 0) && \ |
sahilmgandhi | 18:6a4db94011d3 | 3378 | (hfmpi2c->XferOptions != FMPI2C_NO_OPTION_FRAME)) |
sahilmgandhi | 18:6a4db94011d3 | 3379 | { |
sahilmgandhi | 18:6a4db94011d3 | 3380 | /* Call FMPI2C Slave Sequential complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3381 | FMPI2C_ITSlaveSequentialCplt(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3382 | } |
sahilmgandhi | 18:6a4db94011d3 | 3383 | } |
sahilmgandhi | 18:6a4db94011d3 | 3384 | else if(((ITFlags & FMPI2C_FLAG_ADDR) != RESET) && ((ITSources & FMPI2C_IT_ADDRI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3385 | { |
sahilmgandhi | 18:6a4db94011d3 | 3386 | FMPI2C_ITAddrCplt(hfmpi2c, ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 3387 | } |
sahilmgandhi | 18:6a4db94011d3 | 3388 | else if(((ITFlags & FMPI2C_FLAG_TXIS) != RESET) && ((ITSources & FMPI2C_IT_TXI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3389 | { |
sahilmgandhi | 18:6a4db94011d3 | 3390 | /* Write data to TXDR only if XferCount not reach "0" */ |
sahilmgandhi | 18:6a4db94011d3 | 3391 | /* A TXIS flag can be set, during STOP treatment */ |
sahilmgandhi | 18:6a4db94011d3 | 3392 | /* Check if all Datas have already been sent */ |
sahilmgandhi | 18:6a4db94011d3 | 3393 | /* If it is the case, this last write in TXDR is not sent, correspond to a dummy TXIS event */ |
sahilmgandhi | 18:6a4db94011d3 | 3394 | if(hfmpi2c->XferCount > 0) |
sahilmgandhi | 18:6a4db94011d3 | 3395 | { |
sahilmgandhi | 18:6a4db94011d3 | 3396 | /* Write data to TXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 3397 | hfmpi2c->Instance->TXDR = (*hfmpi2c->pBuffPtr++); |
sahilmgandhi | 18:6a4db94011d3 | 3398 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 3399 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 3400 | } |
sahilmgandhi | 18:6a4db94011d3 | 3401 | else |
sahilmgandhi | 18:6a4db94011d3 | 3402 | { |
sahilmgandhi | 18:6a4db94011d3 | 3403 | if((hfmpi2c->XferOptions == FMPI2C_NEXT_FRAME) || (hfmpi2c->XferOptions == FMPI2C_FIRST_FRAME)) |
sahilmgandhi | 18:6a4db94011d3 | 3404 | { |
sahilmgandhi | 18:6a4db94011d3 | 3405 | /* Last Byte is Transmitted */ |
sahilmgandhi | 18:6a4db94011d3 | 3406 | /* Call FMPI2C Slave Sequential complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3407 | FMPI2C_ITSlaveSequentialCplt(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3408 | } |
sahilmgandhi | 18:6a4db94011d3 | 3409 | } |
sahilmgandhi | 18:6a4db94011d3 | 3410 | } |
sahilmgandhi | 18:6a4db94011d3 | 3411 | |
sahilmgandhi | 18:6a4db94011d3 | 3412 | /* Check if STOPF is set */ |
sahilmgandhi | 18:6a4db94011d3 | 3413 | if(((ITFlags & FMPI2C_FLAG_STOPF) != RESET) && ((ITSources & FMPI2C_IT_STOPI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3414 | { |
sahilmgandhi | 18:6a4db94011d3 | 3415 | /* Call FMPI2C Slave complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3416 | FMPI2C_ITSlaveCplt(hfmpi2c, ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 3417 | } |
sahilmgandhi | 18:6a4db94011d3 | 3418 | |
sahilmgandhi | 18:6a4db94011d3 | 3419 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3420 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3421 | |
sahilmgandhi | 18:6a4db94011d3 | 3422 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 3423 | } |
sahilmgandhi | 18:6a4db94011d3 | 3424 | |
sahilmgandhi | 18:6a4db94011d3 | 3425 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3426 | * @brief Interrupt Sub-Routine which handle the Interrupt Flags Master Mode with DMA. |
sahilmgandhi | 18:6a4db94011d3 | 3427 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3428 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3429 | * @param ITFlags Interrupt flags to handle. |
sahilmgandhi | 18:6a4db94011d3 | 3430 | * @param ITSources Interrupt sources enabled. |
sahilmgandhi | 18:6a4db94011d3 | 3431 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 3432 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3433 | static HAL_StatusTypeDef FMPI2C_Master_ISR_DMA(struct __FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags, uint32_t ITSources) |
sahilmgandhi | 18:6a4db94011d3 | 3434 | { |
sahilmgandhi | 18:6a4db94011d3 | 3435 | uint16_t devaddress = 0; |
sahilmgandhi | 18:6a4db94011d3 | 3436 | uint32_t xfermode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 3437 | |
sahilmgandhi | 18:6a4db94011d3 | 3438 | /* Process Locked */ |
sahilmgandhi | 18:6a4db94011d3 | 3439 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3440 | |
sahilmgandhi | 18:6a4db94011d3 | 3441 | if(((ITFlags & FMPI2C_FLAG_AF) != RESET) && ((ITSources & FMPI2C_IT_NACKI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3442 | { |
sahilmgandhi | 18:6a4db94011d3 | 3443 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3444 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 3445 | |
sahilmgandhi | 18:6a4db94011d3 | 3446 | /* Set corresponding Error Code */ |
sahilmgandhi | 18:6a4db94011d3 | 3447 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 3448 | |
sahilmgandhi | 18:6a4db94011d3 | 3449 | /* No need to generate STOP, it is automatically done */ |
sahilmgandhi | 18:6a4db94011d3 | 3450 | /* But enable STOP interrupt, to treat it */ |
sahilmgandhi | 18:6a4db94011d3 | 3451 | /* Error callback will be send during stop flag treatment */ |
sahilmgandhi | 18:6a4db94011d3 | 3452 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_CPLT_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3453 | |
sahilmgandhi | 18:6a4db94011d3 | 3454 | /* Flush TX register */ |
sahilmgandhi | 18:6a4db94011d3 | 3455 | FMPI2C_Flush_TXDR(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3456 | } |
sahilmgandhi | 18:6a4db94011d3 | 3457 | else if(((ITFlags & FMPI2C_FLAG_TCR) != RESET) && ((ITSources & FMPI2C_IT_TCI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3458 | { |
sahilmgandhi | 18:6a4db94011d3 | 3459 | /* Disable TC interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 3460 | __HAL_FMPI2C_DISABLE_IT(hfmpi2c, FMPI2C_IT_TCI); |
sahilmgandhi | 18:6a4db94011d3 | 3461 | |
sahilmgandhi | 18:6a4db94011d3 | 3462 | if(hfmpi2c->XferCount != 0) |
sahilmgandhi | 18:6a4db94011d3 | 3463 | { |
sahilmgandhi | 18:6a4db94011d3 | 3464 | /* Recover Slave address */ |
sahilmgandhi | 18:6a4db94011d3 | 3465 | devaddress = (hfmpi2c->Instance->CR2 & FMPI2C_CR2_SADD); |
sahilmgandhi | 18:6a4db94011d3 | 3466 | |
sahilmgandhi | 18:6a4db94011d3 | 3467 | /* Prepare the new XferSize to transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3468 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 3469 | { |
sahilmgandhi | 18:6a4db94011d3 | 3470 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 3471 | xfermode = FMPI2C_RELOAD_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 3472 | } |
sahilmgandhi | 18:6a4db94011d3 | 3473 | else |
sahilmgandhi | 18:6a4db94011d3 | 3474 | { |
sahilmgandhi | 18:6a4db94011d3 | 3475 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 3476 | xfermode = FMPI2C_AUTOEND_MODE; |
sahilmgandhi | 18:6a4db94011d3 | 3477 | } |
sahilmgandhi | 18:6a4db94011d3 | 3478 | |
sahilmgandhi | 18:6a4db94011d3 | 3479 | /* Set the new XferSize in Nbytes register */ |
sahilmgandhi | 18:6a4db94011d3 | 3480 | FMPI2C_TransferConfig(hfmpi2c, devaddress, hfmpi2c->XferSize, xfermode, FMPI2C_NO_STARTSTOP); |
sahilmgandhi | 18:6a4db94011d3 | 3481 | |
sahilmgandhi | 18:6a4db94011d3 | 3482 | /* Update XferCount value */ |
sahilmgandhi | 18:6a4db94011d3 | 3483 | hfmpi2c->XferCount -= hfmpi2c->XferSize; |
sahilmgandhi | 18:6a4db94011d3 | 3484 | |
sahilmgandhi | 18:6a4db94011d3 | 3485 | /* Enable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 3486 | if(hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_RX) |
sahilmgandhi | 18:6a4db94011d3 | 3487 | { |
sahilmgandhi | 18:6a4db94011d3 | 3488 | hfmpi2c->Instance->CR1 |= FMPI2C_CR1_RXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 3489 | } |
sahilmgandhi | 18:6a4db94011d3 | 3490 | else |
sahilmgandhi | 18:6a4db94011d3 | 3491 | { |
sahilmgandhi | 18:6a4db94011d3 | 3492 | hfmpi2c->Instance->CR1 |= FMPI2C_CR1_TXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 3493 | } |
sahilmgandhi | 18:6a4db94011d3 | 3494 | } |
sahilmgandhi | 18:6a4db94011d3 | 3495 | else |
sahilmgandhi | 18:6a4db94011d3 | 3496 | { |
sahilmgandhi | 18:6a4db94011d3 | 3497 | /* Wrong size Status regarding TCR flag event */ |
sahilmgandhi | 18:6a4db94011d3 | 3498 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3499 | FMPI2C_ITError(hfmpi2c, HAL_FMPI2C_ERROR_SIZE); |
sahilmgandhi | 18:6a4db94011d3 | 3500 | } |
sahilmgandhi | 18:6a4db94011d3 | 3501 | } |
sahilmgandhi | 18:6a4db94011d3 | 3502 | else if(((ITFlags & FMPI2C_FLAG_STOPF) != RESET) && ((ITSources & FMPI2C_IT_STOPI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3503 | { |
sahilmgandhi | 18:6a4db94011d3 | 3504 | /* Call FMPI2C Master complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3505 | FMPI2C_ITMasterCplt(hfmpi2c, ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 3506 | } |
sahilmgandhi | 18:6a4db94011d3 | 3507 | |
sahilmgandhi | 18:6a4db94011d3 | 3508 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3509 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3510 | |
sahilmgandhi | 18:6a4db94011d3 | 3511 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 3512 | } |
sahilmgandhi | 18:6a4db94011d3 | 3513 | |
sahilmgandhi | 18:6a4db94011d3 | 3514 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3515 | * @brief Interrupt Sub-Routine which handle the Interrupt Flags Slave Mode with DMA. |
sahilmgandhi | 18:6a4db94011d3 | 3516 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3517 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3518 | * @param ITFlags Interrupt flags to handle. |
sahilmgandhi | 18:6a4db94011d3 | 3519 | * @param ITSources Interrupt sources enabled. |
sahilmgandhi | 18:6a4db94011d3 | 3520 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 3521 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3522 | static HAL_StatusTypeDef FMPI2C_Slave_ISR_DMA(struct __FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags, uint32_t ITSources) |
sahilmgandhi | 18:6a4db94011d3 | 3523 | { |
sahilmgandhi | 18:6a4db94011d3 | 3524 | /* Process locked */ |
sahilmgandhi | 18:6a4db94011d3 | 3525 | __HAL_LOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3526 | |
sahilmgandhi | 18:6a4db94011d3 | 3527 | if(((ITFlags & FMPI2C_FLAG_AF) != RESET) && ((ITSources & FMPI2C_IT_NACKI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3528 | { |
sahilmgandhi | 18:6a4db94011d3 | 3529 | /* Check that FMPI2C transfer finished */ |
sahilmgandhi | 18:6a4db94011d3 | 3530 | /* if yes, normal use case, a NACK is sent by the MASTER when Transfer is finished */ |
sahilmgandhi | 18:6a4db94011d3 | 3531 | /* Mean XferCount == 0 */ |
sahilmgandhi | 18:6a4db94011d3 | 3532 | /* So clear Flag NACKF only */ |
sahilmgandhi | 18:6a4db94011d3 | 3533 | if(FMPI2C_GET_DMA_REMAIN_DATA(hfmpi2c) == 0) |
sahilmgandhi | 18:6a4db94011d3 | 3534 | { |
sahilmgandhi | 18:6a4db94011d3 | 3535 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3536 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 3537 | } |
sahilmgandhi | 18:6a4db94011d3 | 3538 | else |
sahilmgandhi | 18:6a4db94011d3 | 3539 | { |
sahilmgandhi | 18:6a4db94011d3 | 3540 | /* if no, error use case, a Non-Acknowledge of last Data is generated by the MASTER*/ |
sahilmgandhi | 18:6a4db94011d3 | 3541 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3542 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 3543 | |
sahilmgandhi | 18:6a4db94011d3 | 3544 | /* Set ErrorCode corresponding to a Non-Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 3545 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 3546 | } |
sahilmgandhi | 18:6a4db94011d3 | 3547 | } |
sahilmgandhi | 18:6a4db94011d3 | 3548 | else if(((ITFlags & FMPI2C_FLAG_ADDR) != RESET) && ((ITSources & FMPI2C_IT_ADDRI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3549 | { |
sahilmgandhi | 18:6a4db94011d3 | 3550 | /* Clear ADDR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3551 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 3552 | } |
sahilmgandhi | 18:6a4db94011d3 | 3553 | else if(((ITFlags & FMPI2C_FLAG_STOPF) != RESET) && ((ITSources & FMPI2C_IT_STOPI) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 3554 | { |
sahilmgandhi | 18:6a4db94011d3 | 3555 | /* Call FMPI2C Slave complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 3556 | FMPI2C_ITSlaveCplt(hfmpi2c, ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 3557 | } |
sahilmgandhi | 18:6a4db94011d3 | 3558 | |
sahilmgandhi | 18:6a4db94011d3 | 3559 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3560 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3561 | |
sahilmgandhi | 18:6a4db94011d3 | 3562 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 3563 | } |
sahilmgandhi | 18:6a4db94011d3 | 3564 | |
sahilmgandhi | 18:6a4db94011d3 | 3565 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3566 | * @brief Master sends target device address followed by internal memory address for write request. |
sahilmgandhi | 18:6a4db94011d3 | 3567 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3568 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3569 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 3570 | * @param MemAddress Internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 3571 | * @param MemAddSize Size of internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 3572 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 3573 | * @param Tickstart Tick start value |
sahilmgandhi | 18:6a4db94011d3 | 3574 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 3575 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3576 | static HAL_StatusTypeDef FMPI2C_RequestMemoryWrite(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint32_t Timeout, uint32_t Tickstart) |
sahilmgandhi | 18:6a4db94011d3 | 3577 | { |
sahilmgandhi | 18:6a4db94011d3 | 3578 | FMPI2C_TransferConfig(hfmpi2c,DevAddress,MemAddSize, FMPI2C_RELOAD_MODE, FMPI2C_GENERATE_START_WRITE); |
sahilmgandhi | 18:6a4db94011d3 | 3579 | |
sahilmgandhi | 18:6a4db94011d3 | 3580 | /* Wait until TXIS flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 3581 | if(FMPI2C_WaitOnTXISFlagUntilTimeout(hfmpi2c, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 3582 | { |
sahilmgandhi | 18:6a4db94011d3 | 3583 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 3584 | { |
sahilmgandhi | 18:6a4db94011d3 | 3585 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 3586 | } |
sahilmgandhi | 18:6a4db94011d3 | 3587 | else |
sahilmgandhi | 18:6a4db94011d3 | 3588 | { |
sahilmgandhi | 18:6a4db94011d3 | 3589 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 3590 | } |
sahilmgandhi | 18:6a4db94011d3 | 3591 | } |
sahilmgandhi | 18:6a4db94011d3 | 3592 | |
sahilmgandhi | 18:6a4db94011d3 | 3593 | /* If Memory address size is 8Bit */ |
sahilmgandhi | 18:6a4db94011d3 | 3594 | if(MemAddSize == FMPI2C_MEMADD_SIZE_8BIT) |
sahilmgandhi | 18:6a4db94011d3 | 3595 | { |
sahilmgandhi | 18:6a4db94011d3 | 3596 | /* Send Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 3597 | hfmpi2c->Instance->TXDR = FMPI2C_MEM_ADD_LSB(MemAddress); |
sahilmgandhi | 18:6a4db94011d3 | 3598 | } |
sahilmgandhi | 18:6a4db94011d3 | 3599 | /* If Memory address size is 16Bit */ |
sahilmgandhi | 18:6a4db94011d3 | 3600 | else |
sahilmgandhi | 18:6a4db94011d3 | 3601 | { |
sahilmgandhi | 18:6a4db94011d3 | 3602 | /* Send MSB of Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 3603 | hfmpi2c->Instance->TXDR = FMPI2C_MEM_ADD_MSB(MemAddress); |
sahilmgandhi | 18:6a4db94011d3 | 3604 | |
sahilmgandhi | 18:6a4db94011d3 | 3605 | /* Wait until TXIS flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 3606 | if(FMPI2C_WaitOnTXISFlagUntilTimeout(hfmpi2c, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 3607 | { |
sahilmgandhi | 18:6a4db94011d3 | 3608 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 3609 | { |
sahilmgandhi | 18:6a4db94011d3 | 3610 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 3611 | } |
sahilmgandhi | 18:6a4db94011d3 | 3612 | else |
sahilmgandhi | 18:6a4db94011d3 | 3613 | { |
sahilmgandhi | 18:6a4db94011d3 | 3614 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 3615 | } |
sahilmgandhi | 18:6a4db94011d3 | 3616 | } |
sahilmgandhi | 18:6a4db94011d3 | 3617 | |
sahilmgandhi | 18:6a4db94011d3 | 3618 | /* Send LSB of Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 3619 | hfmpi2c->Instance->TXDR = FMPI2C_MEM_ADD_LSB(MemAddress); |
sahilmgandhi | 18:6a4db94011d3 | 3620 | } |
sahilmgandhi | 18:6a4db94011d3 | 3621 | |
sahilmgandhi | 18:6a4db94011d3 | 3622 | /* Wait until TCR flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 3623 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_TCR, RESET, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 3624 | { |
sahilmgandhi | 18:6a4db94011d3 | 3625 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 3626 | } |
sahilmgandhi | 18:6a4db94011d3 | 3627 | |
sahilmgandhi | 18:6a4db94011d3 | 3628 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 3629 | } |
sahilmgandhi | 18:6a4db94011d3 | 3630 | |
sahilmgandhi | 18:6a4db94011d3 | 3631 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3632 | * @brief Master sends target device address followed by internal memory address for read request. |
sahilmgandhi | 18:6a4db94011d3 | 3633 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 3634 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 3635 | * @param DevAddress Target device address |
sahilmgandhi | 18:6a4db94011d3 | 3636 | * @param MemAddress Internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 3637 | * @param MemAddSize Size of internal memory address |
sahilmgandhi | 18:6a4db94011d3 | 3638 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 3639 | * @param Tickstart Tick start value |
sahilmgandhi | 18:6a4db94011d3 | 3640 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 3641 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3642 | static HAL_StatusTypeDef FMPI2C_RequestMemoryRead(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint32_t Timeout, uint32_t Tickstart) |
sahilmgandhi | 18:6a4db94011d3 | 3643 | { |
sahilmgandhi | 18:6a4db94011d3 | 3644 | FMPI2C_TransferConfig(hfmpi2c,DevAddress,MemAddSize, FMPI2C_SOFTEND_MODE, FMPI2C_GENERATE_START_WRITE); |
sahilmgandhi | 18:6a4db94011d3 | 3645 | |
sahilmgandhi | 18:6a4db94011d3 | 3646 | /* Wait until TXIS flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 3647 | if(FMPI2C_WaitOnTXISFlagUntilTimeout(hfmpi2c, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 3648 | { |
sahilmgandhi | 18:6a4db94011d3 | 3649 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 3650 | { |
sahilmgandhi | 18:6a4db94011d3 | 3651 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 3652 | } |
sahilmgandhi | 18:6a4db94011d3 | 3653 | else |
sahilmgandhi | 18:6a4db94011d3 | 3654 | { |
sahilmgandhi | 18:6a4db94011d3 | 3655 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 3656 | } |
sahilmgandhi | 18:6a4db94011d3 | 3657 | } |
sahilmgandhi | 18:6a4db94011d3 | 3658 | |
sahilmgandhi | 18:6a4db94011d3 | 3659 | /* If Memory address size is 8Bit */ |
sahilmgandhi | 18:6a4db94011d3 | 3660 | if(MemAddSize == FMPI2C_MEMADD_SIZE_8BIT) |
sahilmgandhi | 18:6a4db94011d3 | 3661 | { |
sahilmgandhi | 18:6a4db94011d3 | 3662 | /* Send Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 3663 | hfmpi2c->Instance->TXDR = FMPI2C_MEM_ADD_LSB(MemAddress); |
sahilmgandhi | 18:6a4db94011d3 | 3664 | } |
sahilmgandhi | 18:6a4db94011d3 | 3665 | /* If Memory address size is 16Bit */ |
sahilmgandhi | 18:6a4db94011d3 | 3666 | else |
sahilmgandhi | 18:6a4db94011d3 | 3667 | { |
sahilmgandhi | 18:6a4db94011d3 | 3668 | /* Send MSB of Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 3669 | hfmpi2c->Instance->TXDR = FMPI2C_MEM_ADD_MSB(MemAddress); |
sahilmgandhi | 18:6a4db94011d3 | 3670 | |
sahilmgandhi | 18:6a4db94011d3 | 3671 | /* Wait until TXIS flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 3672 | if(FMPI2C_WaitOnTXISFlagUntilTimeout(hfmpi2c, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 3673 | { |
sahilmgandhi | 18:6a4db94011d3 | 3674 | if(hfmpi2c->ErrorCode == HAL_FMPI2C_ERROR_AF) |
sahilmgandhi | 18:6a4db94011d3 | 3675 | { |
sahilmgandhi | 18:6a4db94011d3 | 3676 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 3677 | } |
sahilmgandhi | 18:6a4db94011d3 | 3678 | else |
sahilmgandhi | 18:6a4db94011d3 | 3679 | { |
sahilmgandhi | 18:6a4db94011d3 | 3680 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 3681 | } |
sahilmgandhi | 18:6a4db94011d3 | 3682 | } |
sahilmgandhi | 18:6a4db94011d3 | 3683 | |
sahilmgandhi | 18:6a4db94011d3 | 3684 | /* Send LSB of Memory Address */ |
sahilmgandhi | 18:6a4db94011d3 | 3685 | hfmpi2c->Instance->TXDR = FMPI2C_MEM_ADD_LSB(MemAddress); |
sahilmgandhi | 18:6a4db94011d3 | 3686 | } |
sahilmgandhi | 18:6a4db94011d3 | 3687 | |
sahilmgandhi | 18:6a4db94011d3 | 3688 | /* Wait until TC flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 3689 | if(FMPI2C_WaitOnFlagUntilTimeout(hfmpi2c, FMPI2C_FLAG_TC, RESET, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 3690 | { |
sahilmgandhi | 18:6a4db94011d3 | 3691 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 3692 | } |
sahilmgandhi | 18:6a4db94011d3 | 3693 | |
sahilmgandhi | 18:6a4db94011d3 | 3694 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 3695 | } |
sahilmgandhi | 18:6a4db94011d3 | 3696 | |
sahilmgandhi | 18:6a4db94011d3 | 3697 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3698 | * @brief FMPI2C Address complete process callback. |
sahilmgandhi | 18:6a4db94011d3 | 3699 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 3700 | * @param ITFlags Interrupt flags to handle. |
sahilmgandhi | 18:6a4db94011d3 | 3701 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3702 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3703 | static void FMPI2C_ITAddrCplt(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags) |
sahilmgandhi | 18:6a4db94011d3 | 3704 | { |
sahilmgandhi | 18:6a4db94011d3 | 3705 | uint8_t transferdirection = 0; |
sahilmgandhi | 18:6a4db94011d3 | 3706 | uint16_t slaveaddrcode = 0; |
sahilmgandhi | 18:6a4db94011d3 | 3707 | uint16_t ownadd1code = 0; |
sahilmgandhi | 18:6a4db94011d3 | 3708 | uint16_t ownadd2code = 0; |
sahilmgandhi | 18:6a4db94011d3 | 3709 | |
sahilmgandhi | 18:6a4db94011d3 | 3710 | /* In case of Listen state, need to inform upper layer of address match code event */ |
sahilmgandhi | 18:6a4db94011d3 | 3711 | if((hfmpi2c->State & HAL_FMPI2C_STATE_LISTEN) == HAL_FMPI2C_STATE_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 3712 | { |
sahilmgandhi | 18:6a4db94011d3 | 3713 | transferdirection = FMPI2C_GET_DIR(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3714 | slaveaddrcode = FMPI2C_GET_ADDR_MATCH(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3715 | ownadd1code = FMPI2C_GET_OWN_ADDRESS1(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3716 | ownadd2code = FMPI2C_GET_OWN_ADDRESS2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3717 | |
sahilmgandhi | 18:6a4db94011d3 | 3718 | /* If 10bits addressing mode is selected */ |
sahilmgandhi | 18:6a4db94011d3 | 3719 | if(hfmpi2c->Init.AddressingMode == FMPI2C_ADDRESSINGMODE_10BIT) |
sahilmgandhi | 18:6a4db94011d3 | 3720 | { |
sahilmgandhi | 18:6a4db94011d3 | 3721 | if((slaveaddrcode & SlaveAddr_MSK) == ((ownadd1code >> SlaveAddr_SHIFT) & SlaveAddr_MSK)) |
sahilmgandhi | 18:6a4db94011d3 | 3722 | { |
sahilmgandhi | 18:6a4db94011d3 | 3723 | slaveaddrcode = ownadd1code; |
sahilmgandhi | 18:6a4db94011d3 | 3724 | hfmpi2c->AddrEventCount++; |
sahilmgandhi | 18:6a4db94011d3 | 3725 | if(hfmpi2c->AddrEventCount == 2) |
sahilmgandhi | 18:6a4db94011d3 | 3726 | { |
sahilmgandhi | 18:6a4db94011d3 | 3727 | /* Reset Address Event counter */ |
sahilmgandhi | 18:6a4db94011d3 | 3728 | hfmpi2c->AddrEventCount = 0; |
sahilmgandhi | 18:6a4db94011d3 | 3729 | |
sahilmgandhi | 18:6a4db94011d3 | 3730 | /* Clear ADDR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3731 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 3732 | |
sahilmgandhi | 18:6a4db94011d3 | 3733 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3734 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3735 | |
sahilmgandhi | 18:6a4db94011d3 | 3736 | /* Call Slave Addr callback */ |
sahilmgandhi | 18:6a4db94011d3 | 3737 | HAL_FMPI2C_AddrCallback(hfmpi2c, transferdirection, slaveaddrcode); |
sahilmgandhi | 18:6a4db94011d3 | 3738 | } |
sahilmgandhi | 18:6a4db94011d3 | 3739 | } |
sahilmgandhi | 18:6a4db94011d3 | 3740 | else |
sahilmgandhi | 18:6a4db94011d3 | 3741 | { |
sahilmgandhi | 18:6a4db94011d3 | 3742 | slaveaddrcode = ownadd2code; |
sahilmgandhi | 18:6a4db94011d3 | 3743 | |
sahilmgandhi | 18:6a4db94011d3 | 3744 | /* Disable ADDR Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 3745 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3746 | |
sahilmgandhi | 18:6a4db94011d3 | 3747 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3748 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3749 | |
sahilmgandhi | 18:6a4db94011d3 | 3750 | /* Call Slave Addr callback */ |
sahilmgandhi | 18:6a4db94011d3 | 3751 | HAL_FMPI2C_AddrCallback(hfmpi2c, transferdirection, slaveaddrcode); |
sahilmgandhi | 18:6a4db94011d3 | 3752 | } |
sahilmgandhi | 18:6a4db94011d3 | 3753 | } |
sahilmgandhi | 18:6a4db94011d3 | 3754 | /* else 7 bits addressing mode is selected */ |
sahilmgandhi | 18:6a4db94011d3 | 3755 | else |
sahilmgandhi | 18:6a4db94011d3 | 3756 | { |
sahilmgandhi | 18:6a4db94011d3 | 3757 | /* Disable ADDR Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 3758 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3759 | |
sahilmgandhi | 18:6a4db94011d3 | 3760 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3761 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3762 | |
sahilmgandhi | 18:6a4db94011d3 | 3763 | /* Call Slave Addr callback */ |
sahilmgandhi | 18:6a4db94011d3 | 3764 | HAL_FMPI2C_AddrCallback(hfmpi2c, transferdirection, slaveaddrcode); |
sahilmgandhi | 18:6a4db94011d3 | 3765 | } |
sahilmgandhi | 18:6a4db94011d3 | 3766 | } |
sahilmgandhi | 18:6a4db94011d3 | 3767 | /* Else clear address flag only */ |
sahilmgandhi | 18:6a4db94011d3 | 3768 | else |
sahilmgandhi | 18:6a4db94011d3 | 3769 | { |
sahilmgandhi | 18:6a4db94011d3 | 3770 | /* Clear ADDR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3771 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 3772 | |
sahilmgandhi | 18:6a4db94011d3 | 3773 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3774 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3775 | } |
sahilmgandhi | 18:6a4db94011d3 | 3776 | } |
sahilmgandhi | 18:6a4db94011d3 | 3777 | |
sahilmgandhi | 18:6a4db94011d3 | 3778 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3779 | * @brief FMPI2C Master sequential complete process. |
sahilmgandhi | 18:6a4db94011d3 | 3780 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 3781 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3782 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3783 | static void FMPI2C_ITMasterSequentialCplt(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3784 | { |
sahilmgandhi | 18:6a4db94011d3 | 3785 | /* Reset FMPI2C handle mode */ |
sahilmgandhi | 18:6a4db94011d3 | 3786 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 3787 | |
sahilmgandhi | 18:6a4db94011d3 | 3788 | /* No Generate Stop, to permit restart mode */ |
sahilmgandhi | 18:6a4db94011d3 | 3789 | /* The stop will be done at the end of transfer, when FMPI2C_AUTOEND_MODE enable */ |
sahilmgandhi | 18:6a4db94011d3 | 3790 | if (hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_TX) |
sahilmgandhi | 18:6a4db94011d3 | 3791 | { |
sahilmgandhi | 18:6a4db94011d3 | 3792 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 3793 | hfmpi2c->PreviousState = FMPI2C_STATE_MASTER_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 3794 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 3795 | |
sahilmgandhi | 18:6a4db94011d3 | 3796 | /* Disable Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 3797 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3798 | |
sahilmgandhi | 18:6a4db94011d3 | 3799 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3800 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3801 | |
sahilmgandhi | 18:6a4db94011d3 | 3802 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3803 | HAL_FMPI2C_MasterTxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3804 | } |
sahilmgandhi | 18:6a4db94011d3 | 3805 | /* hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_RX */ |
sahilmgandhi | 18:6a4db94011d3 | 3806 | else |
sahilmgandhi | 18:6a4db94011d3 | 3807 | { |
sahilmgandhi | 18:6a4db94011d3 | 3808 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 3809 | hfmpi2c->PreviousState = FMPI2C_STATE_MASTER_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 3810 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 3811 | |
sahilmgandhi | 18:6a4db94011d3 | 3812 | /* Disable Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 3813 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3814 | |
sahilmgandhi | 18:6a4db94011d3 | 3815 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3816 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3817 | |
sahilmgandhi | 18:6a4db94011d3 | 3818 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3819 | HAL_FMPI2C_MasterRxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3820 | } |
sahilmgandhi | 18:6a4db94011d3 | 3821 | } |
sahilmgandhi | 18:6a4db94011d3 | 3822 | |
sahilmgandhi | 18:6a4db94011d3 | 3823 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3824 | * @brief FMPI2C Slave sequential complete process. |
sahilmgandhi | 18:6a4db94011d3 | 3825 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 3826 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3827 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3828 | static void FMPI2C_ITSlaveSequentialCplt(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 3829 | { |
sahilmgandhi | 18:6a4db94011d3 | 3830 | /* Reset FMPI2C handle mode */ |
sahilmgandhi | 18:6a4db94011d3 | 3831 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 3832 | |
sahilmgandhi | 18:6a4db94011d3 | 3833 | if(hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_TX_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 3834 | { |
sahilmgandhi | 18:6a4db94011d3 | 3835 | /* Remove HAL_FMPI2C_STATE_SLAVE_BUSY_TX, keep only HAL_FMPI2C_STATE_LISTEN */ |
sahilmgandhi | 18:6a4db94011d3 | 3836 | hfmpi2c->State = HAL_FMPI2C_STATE_LISTEN; |
sahilmgandhi | 18:6a4db94011d3 | 3837 | hfmpi2c->PreviousState = FMPI2C_STATE_SLAVE_BUSY_TX; |
sahilmgandhi | 18:6a4db94011d3 | 3838 | |
sahilmgandhi | 18:6a4db94011d3 | 3839 | /* Disable Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 3840 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3841 | |
sahilmgandhi | 18:6a4db94011d3 | 3842 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3843 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3844 | |
sahilmgandhi | 18:6a4db94011d3 | 3845 | /* Call the Tx complete callback to inform upper layer of the end of transmit process */ |
sahilmgandhi | 18:6a4db94011d3 | 3846 | HAL_FMPI2C_SlaveTxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3847 | } |
sahilmgandhi | 18:6a4db94011d3 | 3848 | |
sahilmgandhi | 18:6a4db94011d3 | 3849 | else if(hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_RX_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 3850 | { |
sahilmgandhi | 18:6a4db94011d3 | 3851 | /* Remove HAL_FMPI2C_STATE_SLAVE_BUSY_RX, keep only HAL_FMPI2C_STATE_LISTEN */ |
sahilmgandhi | 18:6a4db94011d3 | 3852 | hfmpi2c->State = HAL_FMPI2C_STATE_LISTEN; |
sahilmgandhi | 18:6a4db94011d3 | 3853 | hfmpi2c->PreviousState = FMPI2C_STATE_SLAVE_BUSY_RX; |
sahilmgandhi | 18:6a4db94011d3 | 3854 | |
sahilmgandhi | 18:6a4db94011d3 | 3855 | /* Disable Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 3856 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3857 | |
sahilmgandhi | 18:6a4db94011d3 | 3858 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3859 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3860 | |
sahilmgandhi | 18:6a4db94011d3 | 3861 | /* Call the Rx complete callback to inform upper layer of the end of receive process */ |
sahilmgandhi | 18:6a4db94011d3 | 3862 | HAL_FMPI2C_SlaveRxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3863 | } |
sahilmgandhi | 18:6a4db94011d3 | 3864 | } |
sahilmgandhi | 18:6a4db94011d3 | 3865 | |
sahilmgandhi | 18:6a4db94011d3 | 3866 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3867 | * @brief FMPI2C Master complete process. |
sahilmgandhi | 18:6a4db94011d3 | 3868 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 3869 | * @param ITFlags Interrupt flags to handle. |
sahilmgandhi | 18:6a4db94011d3 | 3870 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3871 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3872 | static void FMPI2C_ITMasterCplt(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags) |
sahilmgandhi | 18:6a4db94011d3 | 3873 | { |
sahilmgandhi | 18:6a4db94011d3 | 3874 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3875 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 3876 | |
sahilmgandhi | 18:6a4db94011d3 | 3877 | /* Clear Configuration Register 2 */ |
sahilmgandhi | 18:6a4db94011d3 | 3878 | FMPI2C_RESET_CR2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3879 | |
sahilmgandhi | 18:6a4db94011d3 | 3880 | /* Reset handle parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 3881 | hfmpi2c->PreviousState = FMPI2C_STATE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 3882 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 3883 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 3884 | |
sahilmgandhi | 18:6a4db94011d3 | 3885 | if((ITFlags & FMPI2C_FLAG_AF) != RESET) |
sahilmgandhi | 18:6a4db94011d3 | 3886 | { |
sahilmgandhi | 18:6a4db94011d3 | 3887 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3888 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 3889 | |
sahilmgandhi | 18:6a4db94011d3 | 3890 | /* Set acknowledge error code */ |
sahilmgandhi | 18:6a4db94011d3 | 3891 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 3892 | } |
sahilmgandhi | 18:6a4db94011d3 | 3893 | |
sahilmgandhi | 18:6a4db94011d3 | 3894 | /* Flush TX register */ |
sahilmgandhi | 18:6a4db94011d3 | 3895 | FMPI2C_Flush_TXDR(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3896 | |
sahilmgandhi | 18:6a4db94011d3 | 3897 | /* Disable Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 3898 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_TX_IT| FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3899 | |
sahilmgandhi | 18:6a4db94011d3 | 3900 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3901 | if((hfmpi2c->ErrorCode != HAL_FMPI2C_ERROR_NONE) || (hfmpi2c->State == HAL_FMPI2C_STATE_ABORT)) |
sahilmgandhi | 18:6a4db94011d3 | 3902 | { |
sahilmgandhi | 18:6a4db94011d3 | 3903 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3904 | FMPI2C_ITError(hfmpi2c, hfmpi2c->ErrorCode); |
sahilmgandhi | 18:6a4db94011d3 | 3905 | } |
sahilmgandhi | 18:6a4db94011d3 | 3906 | /* hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_TX */ |
sahilmgandhi | 18:6a4db94011d3 | 3907 | else if(hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_TX) |
sahilmgandhi | 18:6a4db94011d3 | 3908 | { |
sahilmgandhi | 18:6a4db94011d3 | 3909 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 3910 | |
sahilmgandhi | 18:6a4db94011d3 | 3911 | if (hfmpi2c->Mode == HAL_FMPI2C_MODE_MEM) |
sahilmgandhi | 18:6a4db94011d3 | 3912 | { |
sahilmgandhi | 18:6a4db94011d3 | 3913 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 3914 | |
sahilmgandhi | 18:6a4db94011d3 | 3915 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3916 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3917 | |
sahilmgandhi | 18:6a4db94011d3 | 3918 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3919 | HAL_FMPI2C_MemTxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3920 | } |
sahilmgandhi | 18:6a4db94011d3 | 3921 | else |
sahilmgandhi | 18:6a4db94011d3 | 3922 | { |
sahilmgandhi | 18:6a4db94011d3 | 3923 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 3924 | |
sahilmgandhi | 18:6a4db94011d3 | 3925 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3926 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3927 | |
sahilmgandhi | 18:6a4db94011d3 | 3928 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 3929 | HAL_FMPI2C_MasterTxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3930 | } |
sahilmgandhi | 18:6a4db94011d3 | 3931 | } |
sahilmgandhi | 18:6a4db94011d3 | 3932 | /* hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_RX */ |
sahilmgandhi | 18:6a4db94011d3 | 3933 | else if(hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_RX) |
sahilmgandhi | 18:6a4db94011d3 | 3934 | { |
sahilmgandhi | 18:6a4db94011d3 | 3935 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 3936 | |
sahilmgandhi | 18:6a4db94011d3 | 3937 | if (hfmpi2c->Mode == HAL_FMPI2C_MODE_MEM) |
sahilmgandhi | 18:6a4db94011d3 | 3938 | { |
sahilmgandhi | 18:6a4db94011d3 | 3939 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 3940 | |
sahilmgandhi | 18:6a4db94011d3 | 3941 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3942 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3943 | |
sahilmgandhi | 18:6a4db94011d3 | 3944 | HAL_FMPI2C_MemRxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3945 | } |
sahilmgandhi | 18:6a4db94011d3 | 3946 | else |
sahilmgandhi | 18:6a4db94011d3 | 3947 | { |
sahilmgandhi | 18:6a4db94011d3 | 3948 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 3949 | |
sahilmgandhi | 18:6a4db94011d3 | 3950 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 3951 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3952 | |
sahilmgandhi | 18:6a4db94011d3 | 3953 | HAL_FMPI2C_MasterRxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3954 | } |
sahilmgandhi | 18:6a4db94011d3 | 3955 | } |
sahilmgandhi | 18:6a4db94011d3 | 3956 | } |
sahilmgandhi | 18:6a4db94011d3 | 3957 | |
sahilmgandhi | 18:6a4db94011d3 | 3958 | /** |
sahilmgandhi | 18:6a4db94011d3 | 3959 | * @brief FMPI2C Slave complete process. |
sahilmgandhi | 18:6a4db94011d3 | 3960 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 3961 | * @param ITFlags Interrupt flags to handle. |
sahilmgandhi | 18:6a4db94011d3 | 3962 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 3963 | */ |
sahilmgandhi | 18:6a4db94011d3 | 3964 | static void FMPI2C_ITSlaveCplt(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags) |
sahilmgandhi | 18:6a4db94011d3 | 3965 | { |
sahilmgandhi | 18:6a4db94011d3 | 3966 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3967 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 3968 | |
sahilmgandhi | 18:6a4db94011d3 | 3969 | /* Clear ADDR flag */ |
sahilmgandhi | 18:6a4db94011d3 | 3970 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c,FMPI2C_FLAG_ADDR); |
sahilmgandhi | 18:6a4db94011d3 | 3971 | |
sahilmgandhi | 18:6a4db94011d3 | 3972 | /* Disable all interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 3973 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT | FMPI2C_XFER_TX_IT | FMPI2C_XFER_RX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 3974 | |
sahilmgandhi | 18:6a4db94011d3 | 3975 | /* Disable Address Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 3976 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 3977 | |
sahilmgandhi | 18:6a4db94011d3 | 3978 | /* Clear Configuration Register 2 */ |
sahilmgandhi | 18:6a4db94011d3 | 3979 | FMPI2C_RESET_CR2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3980 | |
sahilmgandhi | 18:6a4db94011d3 | 3981 | /* Flush TX register */ |
sahilmgandhi | 18:6a4db94011d3 | 3982 | FMPI2C_Flush_TXDR(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3983 | |
sahilmgandhi | 18:6a4db94011d3 | 3984 | /* If a DMA is ongoing, Update handle size context */ |
sahilmgandhi | 18:6a4db94011d3 | 3985 | if(((hfmpi2c->Instance->CR1 & FMPI2C_CR1_TXDMAEN) == FMPI2C_CR1_TXDMAEN) || |
sahilmgandhi | 18:6a4db94011d3 | 3986 | ((hfmpi2c->Instance->CR1 & FMPI2C_CR1_RXDMAEN) == FMPI2C_CR1_RXDMAEN)) |
sahilmgandhi | 18:6a4db94011d3 | 3987 | { |
sahilmgandhi | 18:6a4db94011d3 | 3988 | hfmpi2c->XferCount = FMPI2C_GET_DMA_REMAIN_DATA(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 3989 | } |
sahilmgandhi | 18:6a4db94011d3 | 3990 | |
sahilmgandhi | 18:6a4db94011d3 | 3991 | /* All data are not transferred, so set error code accordingly */ |
sahilmgandhi | 18:6a4db94011d3 | 3992 | if(hfmpi2c->XferCount != 0) |
sahilmgandhi | 18:6a4db94011d3 | 3993 | { |
sahilmgandhi | 18:6a4db94011d3 | 3994 | /* Set ErrorCode corresponding to a Non-Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 3995 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 3996 | } |
sahilmgandhi | 18:6a4db94011d3 | 3997 | |
sahilmgandhi | 18:6a4db94011d3 | 3998 | /* Store Last receive data if any */ |
sahilmgandhi | 18:6a4db94011d3 | 3999 | if(((ITFlags & FMPI2C_FLAG_RXNE) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 4000 | { |
sahilmgandhi | 18:6a4db94011d3 | 4001 | /* Read data from RXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 4002 | (*hfmpi2c->pBuffPtr++) = hfmpi2c->Instance->RXDR; |
sahilmgandhi | 18:6a4db94011d3 | 4003 | |
sahilmgandhi | 18:6a4db94011d3 | 4004 | if((hfmpi2c->XferSize > 0)) |
sahilmgandhi | 18:6a4db94011d3 | 4005 | { |
sahilmgandhi | 18:6a4db94011d3 | 4006 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 4007 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 4008 | |
sahilmgandhi | 18:6a4db94011d3 | 4009 | /* Set ErrorCode corresponding to a Non-Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 4010 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 4011 | } |
sahilmgandhi | 18:6a4db94011d3 | 4012 | } |
sahilmgandhi | 18:6a4db94011d3 | 4013 | |
sahilmgandhi | 18:6a4db94011d3 | 4014 | hfmpi2c->PreviousState = FMPI2C_STATE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4015 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4016 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 4017 | |
sahilmgandhi | 18:6a4db94011d3 | 4018 | if(hfmpi2c->ErrorCode != HAL_FMPI2C_ERROR_NONE) |
sahilmgandhi | 18:6a4db94011d3 | 4019 | { |
sahilmgandhi | 18:6a4db94011d3 | 4020 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4021 | FMPI2C_ITError(hfmpi2c, hfmpi2c->ErrorCode); |
sahilmgandhi | 18:6a4db94011d3 | 4022 | |
sahilmgandhi | 18:6a4db94011d3 | 4023 | /* Call the Listen Complete callback, to inform upper layer of the end of Listen usecase */ |
sahilmgandhi | 18:6a4db94011d3 | 4024 | if(hfmpi2c->State == HAL_FMPI2C_STATE_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 4025 | { |
sahilmgandhi | 18:6a4db94011d3 | 4026 | /* Call FMPI2C Listen complete process */ |
sahilmgandhi | 18:6a4db94011d3 | 4027 | FMPI2C_ITListenCplt(hfmpi2c, ITFlags); |
sahilmgandhi | 18:6a4db94011d3 | 4028 | } |
sahilmgandhi | 18:6a4db94011d3 | 4029 | } |
sahilmgandhi | 18:6a4db94011d3 | 4030 | else if(hfmpi2c->XferOptions != FMPI2C_NO_OPTION_FRAME) |
sahilmgandhi | 18:6a4db94011d3 | 4031 | { |
sahilmgandhi | 18:6a4db94011d3 | 4032 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 4033 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4034 | |
sahilmgandhi | 18:6a4db94011d3 | 4035 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4036 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4037 | |
sahilmgandhi | 18:6a4db94011d3 | 4038 | /* Call the Listen Complete callback, to inform upper layer of the end of Listen usecase */ |
sahilmgandhi | 18:6a4db94011d3 | 4039 | HAL_FMPI2C_ListenCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4040 | } |
sahilmgandhi | 18:6a4db94011d3 | 4041 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4042 | else if(hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_RX) |
sahilmgandhi | 18:6a4db94011d3 | 4043 | { |
sahilmgandhi | 18:6a4db94011d3 | 4044 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4045 | |
sahilmgandhi | 18:6a4db94011d3 | 4046 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4047 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4048 | |
sahilmgandhi | 18:6a4db94011d3 | 4049 | /* Call the Slave Rx Complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 4050 | HAL_FMPI2C_SlaveRxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4051 | } |
sahilmgandhi | 18:6a4db94011d3 | 4052 | else |
sahilmgandhi | 18:6a4db94011d3 | 4053 | { |
sahilmgandhi | 18:6a4db94011d3 | 4054 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4055 | |
sahilmgandhi | 18:6a4db94011d3 | 4056 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4057 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4058 | |
sahilmgandhi | 18:6a4db94011d3 | 4059 | /* Call the Slave Tx Complete callback */ |
sahilmgandhi | 18:6a4db94011d3 | 4060 | HAL_FMPI2C_SlaveTxCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4061 | } |
sahilmgandhi | 18:6a4db94011d3 | 4062 | } |
sahilmgandhi | 18:6a4db94011d3 | 4063 | |
sahilmgandhi | 18:6a4db94011d3 | 4064 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4065 | * @brief FMPI2C Listen complete process. |
sahilmgandhi | 18:6a4db94011d3 | 4066 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 4067 | * @param ITFlags Interrupt flags to handle. |
sahilmgandhi | 18:6a4db94011d3 | 4068 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4069 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4070 | static void FMPI2C_ITListenCplt(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ITFlags) |
sahilmgandhi | 18:6a4db94011d3 | 4071 | { |
sahilmgandhi | 18:6a4db94011d3 | 4072 | /* Reset handle parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 4073 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 4074 | hfmpi2c->PreviousState = FMPI2C_STATE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4075 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4076 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4077 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 4078 | |
sahilmgandhi | 18:6a4db94011d3 | 4079 | /* Store Last receive data if any */ |
sahilmgandhi | 18:6a4db94011d3 | 4080 | if(((ITFlags & FMPI2C_FLAG_RXNE) != RESET)) |
sahilmgandhi | 18:6a4db94011d3 | 4081 | { |
sahilmgandhi | 18:6a4db94011d3 | 4082 | /* Read data from RXDR */ |
sahilmgandhi | 18:6a4db94011d3 | 4083 | (*hfmpi2c->pBuffPtr++) = hfmpi2c->Instance->RXDR; |
sahilmgandhi | 18:6a4db94011d3 | 4084 | |
sahilmgandhi | 18:6a4db94011d3 | 4085 | if((hfmpi2c->XferSize > 0)) |
sahilmgandhi | 18:6a4db94011d3 | 4086 | { |
sahilmgandhi | 18:6a4db94011d3 | 4087 | hfmpi2c->XferSize--; |
sahilmgandhi | 18:6a4db94011d3 | 4088 | hfmpi2c->XferCount--; |
sahilmgandhi | 18:6a4db94011d3 | 4089 | |
sahilmgandhi | 18:6a4db94011d3 | 4090 | /* Set ErrorCode corresponding to a Non-Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 4091 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 4092 | } |
sahilmgandhi | 18:6a4db94011d3 | 4093 | } |
sahilmgandhi | 18:6a4db94011d3 | 4094 | |
sahilmgandhi | 18:6a4db94011d3 | 4095 | /* Disable all Interrupts*/ |
sahilmgandhi | 18:6a4db94011d3 | 4096 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT | FMPI2C_XFER_RX_IT | FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 4097 | |
sahilmgandhi | 18:6a4db94011d3 | 4098 | /* Clear NACK Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 4099 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 4100 | |
sahilmgandhi | 18:6a4db94011d3 | 4101 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4102 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4103 | |
sahilmgandhi | 18:6a4db94011d3 | 4104 | /* Call the Listen Complete callback, to inform upper layer of the end of Listen usecase */ |
sahilmgandhi | 18:6a4db94011d3 | 4105 | HAL_FMPI2C_ListenCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4106 | } |
sahilmgandhi | 18:6a4db94011d3 | 4107 | |
sahilmgandhi | 18:6a4db94011d3 | 4108 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4109 | * @brief FMPI2C interrupts error process. |
sahilmgandhi | 18:6a4db94011d3 | 4110 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 4111 | * @param ErrorCode Error code to handle. |
sahilmgandhi | 18:6a4db94011d3 | 4112 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4113 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4114 | static void FMPI2C_ITError(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t ErrorCode) |
sahilmgandhi | 18:6a4db94011d3 | 4115 | { |
sahilmgandhi | 18:6a4db94011d3 | 4116 | /* Reset handle parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 4117 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4118 | hfmpi2c->XferOptions = FMPI2C_NO_OPTION_FRAME; |
sahilmgandhi | 18:6a4db94011d3 | 4119 | hfmpi2c->XferCount = 0; |
sahilmgandhi | 18:6a4db94011d3 | 4120 | |
sahilmgandhi | 18:6a4db94011d3 | 4121 | /* Set new error code */ |
sahilmgandhi | 18:6a4db94011d3 | 4122 | hfmpi2c->ErrorCode |= ErrorCode; |
sahilmgandhi | 18:6a4db94011d3 | 4123 | |
sahilmgandhi | 18:6a4db94011d3 | 4124 | /* Disable Interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4125 | if((hfmpi2c->State == HAL_FMPI2C_STATE_LISTEN) || |
sahilmgandhi | 18:6a4db94011d3 | 4126 | (hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_TX_LISTEN) || |
sahilmgandhi | 18:6a4db94011d3 | 4127 | (hfmpi2c->State == HAL_FMPI2C_STATE_BUSY_RX_LISTEN)) |
sahilmgandhi | 18:6a4db94011d3 | 4128 | { |
sahilmgandhi | 18:6a4db94011d3 | 4129 | /* Disable all interrupts, except interrupts related to LISTEN state */ |
sahilmgandhi | 18:6a4db94011d3 | 4130 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_RX_IT | FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 4131 | |
sahilmgandhi | 18:6a4db94011d3 | 4132 | /* keep HAL_FMPI2C_STATE_LISTEN if set */ |
sahilmgandhi | 18:6a4db94011d3 | 4133 | hfmpi2c->State = HAL_FMPI2C_STATE_LISTEN; |
sahilmgandhi | 18:6a4db94011d3 | 4134 | hfmpi2c->PreviousState = FMPI2C_STATE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4135 | hfmpi2c->XferISR = FMPI2C_Slave_ISR_IT; |
sahilmgandhi | 18:6a4db94011d3 | 4136 | } |
sahilmgandhi | 18:6a4db94011d3 | 4137 | else |
sahilmgandhi | 18:6a4db94011d3 | 4138 | { |
sahilmgandhi | 18:6a4db94011d3 | 4139 | /* Disable all interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4140 | FMPI2C_Disable_IRQ(hfmpi2c, FMPI2C_XFER_LISTEN_IT | FMPI2C_XFER_RX_IT | FMPI2C_XFER_TX_IT); |
sahilmgandhi | 18:6a4db94011d3 | 4141 | |
sahilmgandhi | 18:6a4db94011d3 | 4142 | /* If state is an abort treatment on goind, don't change state */ |
sahilmgandhi | 18:6a4db94011d3 | 4143 | /* This change will be do later */ |
sahilmgandhi | 18:6a4db94011d3 | 4144 | if(hfmpi2c->State != HAL_FMPI2C_STATE_ABORT) |
sahilmgandhi | 18:6a4db94011d3 | 4145 | { |
sahilmgandhi | 18:6a4db94011d3 | 4146 | /* Set HAL_FMPI2C_STATE_READY */ |
sahilmgandhi | 18:6a4db94011d3 | 4147 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4148 | } |
sahilmgandhi | 18:6a4db94011d3 | 4149 | hfmpi2c->PreviousState = FMPI2C_STATE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4150 | hfmpi2c->XferISR = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 4151 | } |
sahilmgandhi | 18:6a4db94011d3 | 4152 | |
sahilmgandhi | 18:6a4db94011d3 | 4153 | /* Abort DMA TX transfer if any */ |
sahilmgandhi | 18:6a4db94011d3 | 4154 | if((hfmpi2c->Instance->CR1 & FMPI2C_CR1_TXDMAEN) == FMPI2C_CR1_TXDMAEN) |
sahilmgandhi | 18:6a4db94011d3 | 4155 | { |
sahilmgandhi | 18:6a4db94011d3 | 4156 | hfmpi2c->Instance->CR1 &= ~FMPI2C_CR1_TXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 4157 | |
sahilmgandhi | 18:6a4db94011d3 | 4158 | /* Set the FMPI2C DMA Abort callback : |
sahilmgandhi | 18:6a4db94011d3 | 4159 | will lead to call HAL_FMPI2C_ErrorCallback() at end of DMA abort procedure */ |
sahilmgandhi | 18:6a4db94011d3 | 4160 | hfmpi2c->hdmatx->XferAbortCallback = FMPI2C_DMAAbort; |
sahilmgandhi | 18:6a4db94011d3 | 4161 | |
sahilmgandhi | 18:6a4db94011d3 | 4162 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4163 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4164 | |
sahilmgandhi | 18:6a4db94011d3 | 4165 | if(HAL_DMA_Abort_IT(hfmpi2c->hdmatx) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 4166 | { |
sahilmgandhi | 18:6a4db94011d3 | 4167 | /* Call Directly XferAbortCallback function in case of error */ |
sahilmgandhi | 18:6a4db94011d3 | 4168 | hfmpi2c->hdmatx->XferAbortCallback(hfmpi2c->hdmatx); |
sahilmgandhi | 18:6a4db94011d3 | 4169 | } |
sahilmgandhi | 18:6a4db94011d3 | 4170 | } |
sahilmgandhi | 18:6a4db94011d3 | 4171 | /* Abort DMA RX transfer if any */ |
sahilmgandhi | 18:6a4db94011d3 | 4172 | else if((hfmpi2c->Instance->CR1 & FMPI2C_CR1_RXDMAEN) == FMPI2C_CR1_RXDMAEN) |
sahilmgandhi | 18:6a4db94011d3 | 4173 | { |
sahilmgandhi | 18:6a4db94011d3 | 4174 | hfmpi2c->Instance->CR1 &= ~FMPI2C_CR1_RXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 4175 | |
sahilmgandhi | 18:6a4db94011d3 | 4176 | /* Set the FMPI2C DMA Abort callback : |
sahilmgandhi | 18:6a4db94011d3 | 4177 | will lead to call HAL_FMPI2C_ErrorCallback() at end of DMA abort procedure */ |
sahilmgandhi | 18:6a4db94011d3 | 4178 | hfmpi2c->hdmarx->XferAbortCallback = FMPI2C_DMAAbort; |
sahilmgandhi | 18:6a4db94011d3 | 4179 | |
sahilmgandhi | 18:6a4db94011d3 | 4180 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4181 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4182 | |
sahilmgandhi | 18:6a4db94011d3 | 4183 | if(HAL_DMA_Abort_IT(hfmpi2c->hdmarx) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 4184 | { |
sahilmgandhi | 18:6a4db94011d3 | 4185 | /* Call Directly XferAbortCallback function in case of error */ |
sahilmgandhi | 18:6a4db94011d3 | 4186 | hfmpi2c->hdmarx->XferAbortCallback(hfmpi2c->hdmarx); |
sahilmgandhi | 18:6a4db94011d3 | 4187 | } |
sahilmgandhi | 18:6a4db94011d3 | 4188 | } |
sahilmgandhi | 18:6a4db94011d3 | 4189 | else if(hfmpi2c->State == HAL_FMPI2C_STATE_ABORT) |
sahilmgandhi | 18:6a4db94011d3 | 4190 | { |
sahilmgandhi | 18:6a4db94011d3 | 4191 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4192 | |
sahilmgandhi | 18:6a4db94011d3 | 4193 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4194 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4195 | |
sahilmgandhi | 18:6a4db94011d3 | 4196 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4197 | HAL_FMPI2C_AbortCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4198 | } |
sahilmgandhi | 18:6a4db94011d3 | 4199 | else |
sahilmgandhi | 18:6a4db94011d3 | 4200 | { |
sahilmgandhi | 18:6a4db94011d3 | 4201 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4202 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4203 | |
sahilmgandhi | 18:6a4db94011d3 | 4204 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4205 | HAL_FMPI2C_ErrorCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4206 | } |
sahilmgandhi | 18:6a4db94011d3 | 4207 | } |
sahilmgandhi | 18:6a4db94011d3 | 4208 | |
sahilmgandhi | 18:6a4db94011d3 | 4209 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4210 | * @brief FMPI2C Tx data register flush process. |
sahilmgandhi | 18:6a4db94011d3 | 4211 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 4212 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4213 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4214 | static void FMPI2C_Flush_TXDR(FMPI2C_HandleTypeDef *hfmpi2c) |
sahilmgandhi | 18:6a4db94011d3 | 4215 | { |
sahilmgandhi | 18:6a4db94011d3 | 4216 | /* If a pending TXIS flag is set */ |
sahilmgandhi | 18:6a4db94011d3 | 4217 | /* Write a dummy data in TXDR to clear it */ |
sahilmgandhi | 18:6a4db94011d3 | 4218 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_TXIS) != RESET) |
sahilmgandhi | 18:6a4db94011d3 | 4219 | { |
sahilmgandhi | 18:6a4db94011d3 | 4220 | hfmpi2c->Instance->TXDR = 0x00; |
sahilmgandhi | 18:6a4db94011d3 | 4221 | } |
sahilmgandhi | 18:6a4db94011d3 | 4222 | |
sahilmgandhi | 18:6a4db94011d3 | 4223 | /* Flush TX register if not empty */ |
sahilmgandhi | 18:6a4db94011d3 | 4224 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_TXE) == RESET) |
sahilmgandhi | 18:6a4db94011d3 | 4225 | { |
sahilmgandhi | 18:6a4db94011d3 | 4226 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_TXE); |
sahilmgandhi | 18:6a4db94011d3 | 4227 | } |
sahilmgandhi | 18:6a4db94011d3 | 4228 | } |
sahilmgandhi | 18:6a4db94011d3 | 4229 | |
sahilmgandhi | 18:6a4db94011d3 | 4230 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4231 | * @brief DMA FMPI2C master transmit process complete callback. |
sahilmgandhi | 18:6a4db94011d3 | 4232 | * @param hdma DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 4233 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4234 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4235 | static void FMPI2C_DMAMasterTransmitCplt(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 4236 | { |
sahilmgandhi | 18:6a4db94011d3 | 4237 | FMPI2C_HandleTypeDef* hfmpi2c = (FMPI2C_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 4238 | |
sahilmgandhi | 18:6a4db94011d3 | 4239 | /* Disable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 4240 | hfmpi2c->Instance->CR1 &= ~FMPI2C_CR1_TXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 4241 | |
sahilmgandhi | 18:6a4db94011d3 | 4242 | /* If last transfer, enable STOP interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 4243 | if(hfmpi2c->XferCount == 0) |
sahilmgandhi | 18:6a4db94011d3 | 4244 | { |
sahilmgandhi | 18:6a4db94011d3 | 4245 | /* Enable STOP interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 4246 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_CPLT_IT); |
sahilmgandhi | 18:6a4db94011d3 | 4247 | } |
sahilmgandhi | 18:6a4db94011d3 | 4248 | /* else prepare a new DMA transfer and enable TCReload interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 4249 | else |
sahilmgandhi | 18:6a4db94011d3 | 4250 | { |
sahilmgandhi | 18:6a4db94011d3 | 4251 | /* Update Buffer pointer */ |
sahilmgandhi | 18:6a4db94011d3 | 4252 | hfmpi2c->pBuffPtr += hfmpi2c->XferSize; |
sahilmgandhi | 18:6a4db94011d3 | 4253 | |
sahilmgandhi | 18:6a4db94011d3 | 4254 | /* Set the XferSize to transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4255 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 4256 | { |
sahilmgandhi | 18:6a4db94011d3 | 4257 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 4258 | } |
sahilmgandhi | 18:6a4db94011d3 | 4259 | else |
sahilmgandhi | 18:6a4db94011d3 | 4260 | { |
sahilmgandhi | 18:6a4db94011d3 | 4261 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 4262 | } |
sahilmgandhi | 18:6a4db94011d3 | 4263 | |
sahilmgandhi | 18:6a4db94011d3 | 4264 | /* Enable the DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 4265 | HAL_DMA_Start_IT(hfmpi2c->hdmatx, (uint32_t)hfmpi2c->pBuffPtr, (uint32_t)&hfmpi2c->Instance->TXDR, hfmpi2c->XferSize); |
sahilmgandhi | 18:6a4db94011d3 | 4266 | |
sahilmgandhi | 18:6a4db94011d3 | 4267 | /* Enable TC interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4268 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_RELOAD_IT); |
sahilmgandhi | 18:6a4db94011d3 | 4269 | } |
sahilmgandhi | 18:6a4db94011d3 | 4270 | } |
sahilmgandhi | 18:6a4db94011d3 | 4271 | |
sahilmgandhi | 18:6a4db94011d3 | 4272 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4273 | * @brief DMA FMPI2C slave transmit process complete callback. |
sahilmgandhi | 18:6a4db94011d3 | 4274 | * @param hdma DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 4275 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4276 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4277 | static void FMPI2C_DMASlaveTransmitCplt(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 4278 | { |
sahilmgandhi | 18:6a4db94011d3 | 4279 | /* No specific action, Master fully manage the generation of STOP condition */ |
sahilmgandhi | 18:6a4db94011d3 | 4280 | /* Mean that this generation can arrive at any time, at the end or during DMA process */ |
sahilmgandhi | 18:6a4db94011d3 | 4281 | /* So STOP condition should be manage through Interrupt treatment */ |
sahilmgandhi | 18:6a4db94011d3 | 4282 | } |
sahilmgandhi | 18:6a4db94011d3 | 4283 | |
sahilmgandhi | 18:6a4db94011d3 | 4284 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4285 | * @brief DMA FMPI2C master receive process complete callback. |
sahilmgandhi | 18:6a4db94011d3 | 4286 | * @param hdma DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 4287 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4288 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4289 | static void FMPI2C_DMAMasterReceiveCplt(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 4290 | { |
sahilmgandhi | 18:6a4db94011d3 | 4291 | FMPI2C_HandleTypeDef* hfmpi2c = (FMPI2C_HandleTypeDef*)((DMA_HandleTypeDef*)hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 4292 | |
sahilmgandhi | 18:6a4db94011d3 | 4293 | /* Disable DMA Request */ |
sahilmgandhi | 18:6a4db94011d3 | 4294 | hfmpi2c->Instance->CR1 &= ~FMPI2C_CR1_RXDMAEN; |
sahilmgandhi | 18:6a4db94011d3 | 4295 | |
sahilmgandhi | 18:6a4db94011d3 | 4296 | /* If last transfer, enable STOP interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 4297 | if(hfmpi2c->XferCount == 0) |
sahilmgandhi | 18:6a4db94011d3 | 4298 | { |
sahilmgandhi | 18:6a4db94011d3 | 4299 | /* Enable STOP interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 4300 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_CPLT_IT); |
sahilmgandhi | 18:6a4db94011d3 | 4301 | } |
sahilmgandhi | 18:6a4db94011d3 | 4302 | /* else prepare a new DMA transfer and enable TCReload interrupt */ |
sahilmgandhi | 18:6a4db94011d3 | 4303 | else |
sahilmgandhi | 18:6a4db94011d3 | 4304 | { |
sahilmgandhi | 18:6a4db94011d3 | 4305 | /* Update Buffer pointer */ |
sahilmgandhi | 18:6a4db94011d3 | 4306 | hfmpi2c->pBuffPtr += hfmpi2c->XferSize; |
sahilmgandhi | 18:6a4db94011d3 | 4307 | |
sahilmgandhi | 18:6a4db94011d3 | 4308 | /* Set the XferSize to transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4309 | if(hfmpi2c->XferCount > MAX_NBYTE_SIZE) |
sahilmgandhi | 18:6a4db94011d3 | 4310 | { |
sahilmgandhi | 18:6a4db94011d3 | 4311 | hfmpi2c->XferSize = MAX_NBYTE_SIZE; |
sahilmgandhi | 18:6a4db94011d3 | 4312 | } |
sahilmgandhi | 18:6a4db94011d3 | 4313 | else |
sahilmgandhi | 18:6a4db94011d3 | 4314 | { |
sahilmgandhi | 18:6a4db94011d3 | 4315 | hfmpi2c->XferSize = hfmpi2c->XferCount; |
sahilmgandhi | 18:6a4db94011d3 | 4316 | } |
sahilmgandhi | 18:6a4db94011d3 | 4317 | |
sahilmgandhi | 18:6a4db94011d3 | 4318 | /* Enable the DMA channel */ |
sahilmgandhi | 18:6a4db94011d3 | 4319 | HAL_DMA_Start_IT(hfmpi2c->hdmarx, (uint32_t)&hfmpi2c->Instance->RXDR, (uint32_t)hfmpi2c->pBuffPtr, hfmpi2c->XferSize); |
sahilmgandhi | 18:6a4db94011d3 | 4320 | |
sahilmgandhi | 18:6a4db94011d3 | 4321 | /* Enable TC interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4322 | FMPI2C_Enable_IRQ(hfmpi2c, FMPI2C_XFER_RELOAD_IT); |
sahilmgandhi | 18:6a4db94011d3 | 4323 | } |
sahilmgandhi | 18:6a4db94011d3 | 4324 | } |
sahilmgandhi | 18:6a4db94011d3 | 4325 | |
sahilmgandhi | 18:6a4db94011d3 | 4326 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4327 | * @brief DMA FMPI2C slave receive process complete callback. |
sahilmgandhi | 18:6a4db94011d3 | 4328 | * @param hdma DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 4329 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4330 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4331 | static void FMPI2C_DMASlaveReceiveCplt(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 4332 | { |
sahilmgandhi | 18:6a4db94011d3 | 4333 | /* No specific action, Master fully manage the generation of STOP condition */ |
sahilmgandhi | 18:6a4db94011d3 | 4334 | /* Mean that this generation can arrive at any time, at the end or during DMA process */ |
sahilmgandhi | 18:6a4db94011d3 | 4335 | /* So STOP condition should be manage through Interrupt treatment */ |
sahilmgandhi | 18:6a4db94011d3 | 4336 | } |
sahilmgandhi | 18:6a4db94011d3 | 4337 | |
sahilmgandhi | 18:6a4db94011d3 | 4338 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4339 | * @brief DMA FMPI2C communication error callback. |
sahilmgandhi | 18:6a4db94011d3 | 4340 | * @param hdma DMA handle |
sahilmgandhi | 18:6a4db94011d3 | 4341 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4342 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4343 | static void FMPI2C_DMAError(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 4344 | { |
sahilmgandhi | 18:6a4db94011d3 | 4345 | FMPI2C_HandleTypeDef* hfmpi2c = ( FMPI2C_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 4346 | |
sahilmgandhi | 18:6a4db94011d3 | 4347 | /* Disable Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 4348 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 4349 | |
sahilmgandhi | 18:6a4db94011d3 | 4350 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4351 | FMPI2C_ITError(hfmpi2c, HAL_FMPI2C_ERROR_DMA); |
sahilmgandhi | 18:6a4db94011d3 | 4352 | } |
sahilmgandhi | 18:6a4db94011d3 | 4353 | |
sahilmgandhi | 18:6a4db94011d3 | 4354 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4355 | * @brief DMA FMPI2C communication abort callback |
sahilmgandhi | 18:6a4db94011d3 | 4356 | * (To be called at end of DMA Abort procedure). |
sahilmgandhi | 18:6a4db94011d3 | 4357 | * @param hdma: DMA handle. |
sahilmgandhi | 18:6a4db94011d3 | 4358 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4359 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4360 | static void FMPI2C_DMAAbort(DMA_HandleTypeDef *hdma) |
sahilmgandhi | 18:6a4db94011d3 | 4361 | { |
sahilmgandhi | 18:6a4db94011d3 | 4362 | FMPI2C_HandleTypeDef* hfmpi2c = ( FMPI2C_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
sahilmgandhi | 18:6a4db94011d3 | 4363 | |
sahilmgandhi | 18:6a4db94011d3 | 4364 | /* Disable Acknowledge */ |
sahilmgandhi | 18:6a4db94011d3 | 4365 | hfmpi2c->Instance->CR2 |= FMPI2C_CR2_NACK; |
sahilmgandhi | 18:6a4db94011d3 | 4366 | |
sahilmgandhi | 18:6a4db94011d3 | 4367 | /* Reset AbortCpltCallback */ |
sahilmgandhi | 18:6a4db94011d3 | 4368 | hfmpi2c->hdmatx->XferAbortCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 4369 | hfmpi2c->hdmarx->XferAbortCallback = NULL; |
sahilmgandhi | 18:6a4db94011d3 | 4370 | |
sahilmgandhi | 18:6a4db94011d3 | 4371 | /* Check if come from abort from user */ |
sahilmgandhi | 18:6a4db94011d3 | 4372 | if(hfmpi2c->State == HAL_FMPI2C_STATE_ABORT) |
sahilmgandhi | 18:6a4db94011d3 | 4373 | { |
sahilmgandhi | 18:6a4db94011d3 | 4374 | hfmpi2c->State = HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4375 | |
sahilmgandhi | 18:6a4db94011d3 | 4376 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4377 | HAL_FMPI2C_AbortCpltCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4378 | } |
sahilmgandhi | 18:6a4db94011d3 | 4379 | else |
sahilmgandhi | 18:6a4db94011d3 | 4380 | { |
sahilmgandhi | 18:6a4db94011d3 | 4381 | /* Call the corresponding callback to inform upper layer of End of Transfer */ |
sahilmgandhi | 18:6a4db94011d3 | 4382 | HAL_FMPI2C_ErrorCallback(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4383 | } |
sahilmgandhi | 18:6a4db94011d3 | 4384 | } |
sahilmgandhi | 18:6a4db94011d3 | 4385 | |
sahilmgandhi | 18:6a4db94011d3 | 4386 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4387 | * @brief This function handles FMPI2C Communication Timeout. |
sahilmgandhi | 18:6a4db94011d3 | 4388 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 4389 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 4390 | * @param Flag Specifies the FMPI2C flag to check. |
sahilmgandhi | 18:6a4db94011d3 | 4391 | * @param Status The new Flag status (SET or RESET). |
sahilmgandhi | 18:6a4db94011d3 | 4392 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 4393 | * @param Tickstart Tick start value |
sahilmgandhi | 18:6a4db94011d3 | 4394 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 4395 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4396 | static HAL_StatusTypeDef FMPI2C_WaitOnFlagUntilTimeout(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Flag, FlagStatus Status, uint32_t Timeout, uint32_t Tickstart) |
sahilmgandhi | 18:6a4db94011d3 | 4397 | { |
sahilmgandhi | 18:6a4db94011d3 | 4398 | while(__HAL_FMPI2C_GET_FLAG(hfmpi2c, Flag) == Status) |
sahilmgandhi | 18:6a4db94011d3 | 4399 | { |
sahilmgandhi | 18:6a4db94011d3 | 4400 | /* Check for the Timeout */ |
sahilmgandhi | 18:6a4db94011d3 | 4401 | if(Timeout != HAL_MAX_DELAY) |
sahilmgandhi | 18:6a4db94011d3 | 4402 | { |
sahilmgandhi | 18:6a4db94011d3 | 4403 | if((Timeout == 0)||((HAL_GetTick() - Tickstart ) > Timeout)) |
sahilmgandhi | 18:6a4db94011d3 | 4404 | { |
sahilmgandhi | 18:6a4db94011d3 | 4405 | hfmpi2c->State= HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4406 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4407 | |
sahilmgandhi | 18:6a4db94011d3 | 4408 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4409 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4410 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 4411 | } |
sahilmgandhi | 18:6a4db94011d3 | 4412 | } |
sahilmgandhi | 18:6a4db94011d3 | 4413 | } |
sahilmgandhi | 18:6a4db94011d3 | 4414 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 4415 | } |
sahilmgandhi | 18:6a4db94011d3 | 4416 | |
sahilmgandhi | 18:6a4db94011d3 | 4417 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4418 | * @brief This function handles FMPI2C Communication Timeout for specific usage of TXIS flag. |
sahilmgandhi | 18:6a4db94011d3 | 4419 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 4420 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 4421 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 4422 | * @param Tickstart Tick start value |
sahilmgandhi | 18:6a4db94011d3 | 4423 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 4424 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4425 | static HAL_StatusTypeDef FMPI2C_WaitOnTXISFlagUntilTimeout(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Timeout, uint32_t Tickstart) |
sahilmgandhi | 18:6a4db94011d3 | 4426 | { |
sahilmgandhi | 18:6a4db94011d3 | 4427 | while(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_TXIS) == RESET) |
sahilmgandhi | 18:6a4db94011d3 | 4428 | { |
sahilmgandhi | 18:6a4db94011d3 | 4429 | /* Check if a NACK is detected */ |
sahilmgandhi | 18:6a4db94011d3 | 4430 | if(FMPI2C_IsAcknowledgeFailed(hfmpi2c, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 4431 | { |
sahilmgandhi | 18:6a4db94011d3 | 4432 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 4433 | } |
sahilmgandhi | 18:6a4db94011d3 | 4434 | |
sahilmgandhi | 18:6a4db94011d3 | 4435 | /* Check for the Timeout */ |
sahilmgandhi | 18:6a4db94011d3 | 4436 | if(Timeout != HAL_MAX_DELAY) |
sahilmgandhi | 18:6a4db94011d3 | 4437 | { |
sahilmgandhi | 18:6a4db94011d3 | 4438 | if((Timeout == 0)||((HAL_GetTick() - Tickstart) > Timeout)) |
sahilmgandhi | 18:6a4db94011d3 | 4439 | { |
sahilmgandhi | 18:6a4db94011d3 | 4440 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 4441 | hfmpi2c->State= HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4442 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4443 | |
sahilmgandhi | 18:6a4db94011d3 | 4444 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4445 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4446 | |
sahilmgandhi | 18:6a4db94011d3 | 4447 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 4448 | } |
sahilmgandhi | 18:6a4db94011d3 | 4449 | } |
sahilmgandhi | 18:6a4db94011d3 | 4450 | } |
sahilmgandhi | 18:6a4db94011d3 | 4451 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 4452 | } |
sahilmgandhi | 18:6a4db94011d3 | 4453 | |
sahilmgandhi | 18:6a4db94011d3 | 4454 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4455 | * @brief This function handles FMPI2C Communication Timeout for specific usage of STOP flag. |
sahilmgandhi | 18:6a4db94011d3 | 4456 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 4457 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 4458 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 4459 | * @param Tickstart Tick start value |
sahilmgandhi | 18:6a4db94011d3 | 4460 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 4461 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4462 | static HAL_StatusTypeDef FMPI2C_WaitOnSTOPFlagUntilTimeout(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Timeout, uint32_t Tickstart) |
sahilmgandhi | 18:6a4db94011d3 | 4463 | { |
sahilmgandhi | 18:6a4db94011d3 | 4464 | while(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF) == RESET) |
sahilmgandhi | 18:6a4db94011d3 | 4465 | { |
sahilmgandhi | 18:6a4db94011d3 | 4466 | /* Check if a NACK is detected */ |
sahilmgandhi | 18:6a4db94011d3 | 4467 | if(FMPI2C_IsAcknowledgeFailed(hfmpi2c, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 4468 | { |
sahilmgandhi | 18:6a4db94011d3 | 4469 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 4470 | } |
sahilmgandhi | 18:6a4db94011d3 | 4471 | |
sahilmgandhi | 18:6a4db94011d3 | 4472 | /* Check for the Timeout */ |
sahilmgandhi | 18:6a4db94011d3 | 4473 | if((Timeout == 0)||((HAL_GetTick() - Tickstart) > Timeout)) |
sahilmgandhi | 18:6a4db94011d3 | 4474 | { |
sahilmgandhi | 18:6a4db94011d3 | 4475 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 4476 | hfmpi2c->State= HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4477 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4478 | |
sahilmgandhi | 18:6a4db94011d3 | 4479 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4480 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4481 | |
sahilmgandhi | 18:6a4db94011d3 | 4482 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 4483 | } |
sahilmgandhi | 18:6a4db94011d3 | 4484 | } |
sahilmgandhi | 18:6a4db94011d3 | 4485 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 4486 | } |
sahilmgandhi | 18:6a4db94011d3 | 4487 | |
sahilmgandhi | 18:6a4db94011d3 | 4488 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4489 | * @brief This function handles FMPI2C Communication Timeout for specific usage of RXNE flag. |
sahilmgandhi | 18:6a4db94011d3 | 4490 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 4491 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 4492 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 4493 | * @param Tickstart Tick start value |
sahilmgandhi | 18:6a4db94011d3 | 4494 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 4495 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4496 | static HAL_StatusTypeDef FMPI2C_WaitOnRXNEFlagUntilTimeout(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Timeout, uint32_t Tickstart) |
sahilmgandhi | 18:6a4db94011d3 | 4497 | { |
sahilmgandhi | 18:6a4db94011d3 | 4498 | while(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_RXNE) == RESET) |
sahilmgandhi | 18:6a4db94011d3 | 4499 | { |
sahilmgandhi | 18:6a4db94011d3 | 4500 | /* Check if a NACK is detected */ |
sahilmgandhi | 18:6a4db94011d3 | 4501 | if(FMPI2C_IsAcknowledgeFailed(hfmpi2c, Timeout, Tickstart) != HAL_OK) |
sahilmgandhi | 18:6a4db94011d3 | 4502 | { |
sahilmgandhi | 18:6a4db94011d3 | 4503 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 4504 | } |
sahilmgandhi | 18:6a4db94011d3 | 4505 | |
sahilmgandhi | 18:6a4db94011d3 | 4506 | /* Check if a STOPF is detected */ |
sahilmgandhi | 18:6a4db94011d3 | 4507 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 4508 | { |
sahilmgandhi | 18:6a4db94011d3 | 4509 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 4510 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 4511 | |
sahilmgandhi | 18:6a4db94011d3 | 4512 | /* Clear Configuration Register 2 */ |
sahilmgandhi | 18:6a4db94011d3 | 4513 | FMPI2C_RESET_CR2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4514 | |
sahilmgandhi | 18:6a4db94011d3 | 4515 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4516 | hfmpi2c->State= HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4517 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4518 | |
sahilmgandhi | 18:6a4db94011d3 | 4519 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4520 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4521 | |
sahilmgandhi | 18:6a4db94011d3 | 4522 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 4523 | } |
sahilmgandhi | 18:6a4db94011d3 | 4524 | |
sahilmgandhi | 18:6a4db94011d3 | 4525 | /* Check for the Timeout */ |
sahilmgandhi | 18:6a4db94011d3 | 4526 | if((Timeout == 0)||((HAL_GetTick() - Tickstart) > Timeout)) |
sahilmgandhi | 18:6a4db94011d3 | 4527 | { |
sahilmgandhi | 18:6a4db94011d3 | 4528 | hfmpi2c->ErrorCode |= HAL_FMPI2C_ERROR_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 4529 | hfmpi2c->State= HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4530 | |
sahilmgandhi | 18:6a4db94011d3 | 4531 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4532 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4533 | |
sahilmgandhi | 18:6a4db94011d3 | 4534 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 4535 | } |
sahilmgandhi | 18:6a4db94011d3 | 4536 | } |
sahilmgandhi | 18:6a4db94011d3 | 4537 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 4538 | } |
sahilmgandhi | 18:6a4db94011d3 | 4539 | |
sahilmgandhi | 18:6a4db94011d3 | 4540 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4541 | * @brief This function handles Acknowledge failed detection during an FMPI2C Communication. |
sahilmgandhi | 18:6a4db94011d3 | 4542 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 4543 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 4544 | * @param Timeout Timeout duration |
sahilmgandhi | 18:6a4db94011d3 | 4545 | * @param Tickstart Tick start value |
sahilmgandhi | 18:6a4db94011d3 | 4546 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 4547 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4548 | static HAL_StatusTypeDef FMPI2C_IsAcknowledgeFailed(FMPI2C_HandleTypeDef *hfmpi2c, uint32_t Timeout, uint32_t Tickstart) |
sahilmgandhi | 18:6a4db94011d3 | 4549 | { |
sahilmgandhi | 18:6a4db94011d3 | 4550 | if(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_AF) == SET) |
sahilmgandhi | 18:6a4db94011d3 | 4551 | { |
sahilmgandhi | 18:6a4db94011d3 | 4552 | /* Wait until STOP Flag is reset */ |
sahilmgandhi | 18:6a4db94011d3 | 4553 | /* AutoEnd should be initiate after AF */ |
sahilmgandhi | 18:6a4db94011d3 | 4554 | while(__HAL_FMPI2C_GET_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF) == RESET) |
sahilmgandhi | 18:6a4db94011d3 | 4555 | { |
sahilmgandhi | 18:6a4db94011d3 | 4556 | /* Check for the Timeout */ |
sahilmgandhi | 18:6a4db94011d3 | 4557 | if(Timeout != HAL_MAX_DELAY) |
sahilmgandhi | 18:6a4db94011d3 | 4558 | { |
sahilmgandhi | 18:6a4db94011d3 | 4559 | if((Timeout == 0)||((HAL_GetTick() - Tickstart) > Timeout)) |
sahilmgandhi | 18:6a4db94011d3 | 4560 | { |
sahilmgandhi | 18:6a4db94011d3 | 4561 | hfmpi2c->State= HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4562 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4563 | |
sahilmgandhi | 18:6a4db94011d3 | 4564 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4565 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4566 | return HAL_TIMEOUT; |
sahilmgandhi | 18:6a4db94011d3 | 4567 | } |
sahilmgandhi | 18:6a4db94011d3 | 4568 | } |
sahilmgandhi | 18:6a4db94011d3 | 4569 | } |
sahilmgandhi | 18:6a4db94011d3 | 4570 | |
sahilmgandhi | 18:6a4db94011d3 | 4571 | /* Clear NACKF Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 4572 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_AF); |
sahilmgandhi | 18:6a4db94011d3 | 4573 | |
sahilmgandhi | 18:6a4db94011d3 | 4574 | /* Clear STOP Flag */ |
sahilmgandhi | 18:6a4db94011d3 | 4575 | __HAL_FMPI2C_CLEAR_FLAG(hfmpi2c, FMPI2C_FLAG_STOPF); |
sahilmgandhi | 18:6a4db94011d3 | 4576 | |
sahilmgandhi | 18:6a4db94011d3 | 4577 | /* Flush TX register */ |
sahilmgandhi | 18:6a4db94011d3 | 4578 | FMPI2C_Flush_TXDR(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4579 | |
sahilmgandhi | 18:6a4db94011d3 | 4580 | /* Clear Configuration Register 2 */ |
sahilmgandhi | 18:6a4db94011d3 | 4581 | FMPI2C_RESET_CR2(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4582 | |
sahilmgandhi | 18:6a4db94011d3 | 4583 | hfmpi2c->ErrorCode = HAL_FMPI2C_ERROR_AF; |
sahilmgandhi | 18:6a4db94011d3 | 4584 | hfmpi2c->State= HAL_FMPI2C_STATE_READY; |
sahilmgandhi | 18:6a4db94011d3 | 4585 | hfmpi2c->Mode = HAL_FMPI2C_MODE_NONE; |
sahilmgandhi | 18:6a4db94011d3 | 4586 | |
sahilmgandhi | 18:6a4db94011d3 | 4587 | /* Process Unlocked */ |
sahilmgandhi | 18:6a4db94011d3 | 4588 | __HAL_UNLOCK(hfmpi2c); |
sahilmgandhi | 18:6a4db94011d3 | 4589 | |
sahilmgandhi | 18:6a4db94011d3 | 4590 | return HAL_ERROR; |
sahilmgandhi | 18:6a4db94011d3 | 4591 | } |
sahilmgandhi | 18:6a4db94011d3 | 4592 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 4593 | } |
sahilmgandhi | 18:6a4db94011d3 | 4594 | |
sahilmgandhi | 18:6a4db94011d3 | 4595 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4596 | * @brief Handles FMPI2Cx communication when starting transfer or during transfer (TC or TCR flag are set). |
sahilmgandhi | 18:6a4db94011d3 | 4597 | * @param hfmpi2c FMPI2C handle. |
sahilmgandhi | 18:6a4db94011d3 | 4598 | * @param DevAddress Specifies the slave address to be programmed. |
sahilmgandhi | 18:6a4db94011d3 | 4599 | * @param Size Specifies the number of bytes to be programmed. |
sahilmgandhi | 18:6a4db94011d3 | 4600 | * This parameter must be a value between 0 and 255. |
sahilmgandhi | 18:6a4db94011d3 | 4601 | * @param Mode New state of the FMPI2C START condition generation. |
sahilmgandhi | 18:6a4db94011d3 | 4602 | * This parameter can be one of the following values: |
sahilmgandhi | 18:6a4db94011d3 | 4603 | * @arg @ref FMPI2C_RELOAD_MODE Enable Reload mode . |
sahilmgandhi | 18:6a4db94011d3 | 4604 | * @arg @ref FMPI2C_AUTOEND_MODE Enable Automatic end mode. |
sahilmgandhi | 18:6a4db94011d3 | 4605 | * @arg @ref FMPI2C_SOFTEND_MODE Enable Software end mode. |
sahilmgandhi | 18:6a4db94011d3 | 4606 | * @param Request New state of the FMPI2C START condition generation. |
sahilmgandhi | 18:6a4db94011d3 | 4607 | * This parameter can be one of the following values: |
sahilmgandhi | 18:6a4db94011d3 | 4608 | * @arg @ref FMPI2C_NO_STARTSTOP Don't Generate stop and start condition. |
sahilmgandhi | 18:6a4db94011d3 | 4609 | * @arg @ref FMPI2C_GENERATE_STOP Generate stop condition (Size should be set to 0). |
sahilmgandhi | 18:6a4db94011d3 | 4610 | * @arg @ref FMPI2C_GENERATE_START_READ Generate Restart for read request. |
sahilmgandhi | 18:6a4db94011d3 | 4611 | * @arg @ref FMPI2C_GENERATE_START_WRITE Generate Restart for write request. |
sahilmgandhi | 18:6a4db94011d3 | 4612 | * @retval None |
sahilmgandhi | 18:6a4db94011d3 | 4613 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4614 | static void FMPI2C_TransferConfig(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t DevAddress, uint8_t Size, uint32_t Mode, uint32_t Request) |
sahilmgandhi | 18:6a4db94011d3 | 4615 | { |
sahilmgandhi | 18:6a4db94011d3 | 4616 | uint32_t tmpreg = 0; |
sahilmgandhi | 18:6a4db94011d3 | 4617 | |
sahilmgandhi | 18:6a4db94011d3 | 4618 | /* Check the parameters */ |
sahilmgandhi | 18:6a4db94011d3 | 4619 | assert_param(IS_FMPI2C_ALL_INSTANCE(hfmpi2c->Instance)); |
sahilmgandhi | 18:6a4db94011d3 | 4620 | assert_param(IS_TRANSFER_MODE(Mode)); |
sahilmgandhi | 18:6a4db94011d3 | 4621 | assert_param(IS_TRANSFER_REQUEST(Request)); |
sahilmgandhi | 18:6a4db94011d3 | 4622 | |
sahilmgandhi | 18:6a4db94011d3 | 4623 | /* Get the CR2 register value */ |
sahilmgandhi | 18:6a4db94011d3 | 4624 | tmpreg = hfmpi2c->Instance->CR2; |
sahilmgandhi | 18:6a4db94011d3 | 4625 | |
sahilmgandhi | 18:6a4db94011d3 | 4626 | /* clear tmpreg specific bits */ |
sahilmgandhi | 18:6a4db94011d3 | 4627 | tmpreg &= (uint32_t)~((uint32_t)(FMPI2C_CR2_SADD | FMPI2C_CR2_NBYTES | FMPI2C_CR2_RELOAD | FMPI2C_CR2_AUTOEND | FMPI2C_CR2_RD_WRN | FMPI2C_CR2_START | FMPI2C_CR2_STOP)); |
sahilmgandhi | 18:6a4db94011d3 | 4628 | |
sahilmgandhi | 18:6a4db94011d3 | 4629 | /* update tmpreg */ |
sahilmgandhi | 18:6a4db94011d3 | 4630 | tmpreg |= (uint32_t)(((uint32_t)DevAddress & FMPI2C_CR2_SADD) | (((uint32_t)Size << 16 ) & FMPI2C_CR2_NBYTES) | \ |
sahilmgandhi | 18:6a4db94011d3 | 4631 | (uint32_t)Mode | (uint32_t)Request); |
sahilmgandhi | 18:6a4db94011d3 | 4632 | |
sahilmgandhi | 18:6a4db94011d3 | 4633 | /* update CR2 register */ |
sahilmgandhi | 18:6a4db94011d3 | 4634 | hfmpi2c->Instance->CR2 = tmpreg; |
sahilmgandhi | 18:6a4db94011d3 | 4635 | } |
sahilmgandhi | 18:6a4db94011d3 | 4636 | |
sahilmgandhi | 18:6a4db94011d3 | 4637 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4638 | * @brief Manage the enabling of Interrupts. |
sahilmgandhi | 18:6a4db94011d3 | 4639 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 4640 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 4641 | * @param InterruptRequest Value of @ref FMPI2C_Interrupt_configuration_definition. |
sahilmgandhi | 18:6a4db94011d3 | 4642 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 4643 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4644 | static HAL_StatusTypeDef FMPI2C_Enable_IRQ(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t InterruptRequest) |
sahilmgandhi | 18:6a4db94011d3 | 4645 | { |
sahilmgandhi | 18:6a4db94011d3 | 4646 | uint32_t tmpisr = 0; |
sahilmgandhi | 18:6a4db94011d3 | 4647 | |
sahilmgandhi | 18:6a4db94011d3 | 4648 | if((hfmpi2c->XferISR == FMPI2C_Master_ISR_DMA) || \ |
sahilmgandhi | 18:6a4db94011d3 | 4649 | (hfmpi2c->XferISR == FMPI2C_Slave_ISR_DMA)) |
sahilmgandhi | 18:6a4db94011d3 | 4650 | { |
sahilmgandhi | 18:6a4db94011d3 | 4651 | if((InterruptRequest & FMPI2C_XFER_LISTEN_IT) == FMPI2C_XFER_LISTEN_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4652 | { |
sahilmgandhi | 18:6a4db94011d3 | 4653 | /* Enable ERR, STOP, NACK and ADDR interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4654 | tmpisr |= FMPI2C_IT_ADDRI | FMPI2C_IT_STOPI | FMPI2C_IT_NACKI | FMPI2C_IT_ERRI; |
sahilmgandhi | 18:6a4db94011d3 | 4655 | } |
sahilmgandhi | 18:6a4db94011d3 | 4656 | |
sahilmgandhi | 18:6a4db94011d3 | 4657 | if((InterruptRequest & FMPI2C_XFER_ERROR_IT) == FMPI2C_XFER_ERROR_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4658 | { |
sahilmgandhi | 18:6a4db94011d3 | 4659 | /* Enable ERR and NACK interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4660 | tmpisr |= FMPI2C_IT_ERRI | FMPI2C_IT_NACKI; |
sahilmgandhi | 18:6a4db94011d3 | 4661 | } |
sahilmgandhi | 18:6a4db94011d3 | 4662 | |
sahilmgandhi | 18:6a4db94011d3 | 4663 | if((InterruptRequest & FMPI2C_XFER_CPLT_IT) == FMPI2C_XFER_CPLT_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4664 | { |
sahilmgandhi | 18:6a4db94011d3 | 4665 | /* Enable STOP interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4666 | tmpisr |= FMPI2C_IT_STOPI; |
sahilmgandhi | 18:6a4db94011d3 | 4667 | } |
sahilmgandhi | 18:6a4db94011d3 | 4668 | |
sahilmgandhi | 18:6a4db94011d3 | 4669 | if((InterruptRequest & FMPI2C_XFER_RELOAD_IT) == FMPI2C_XFER_RELOAD_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4670 | { |
sahilmgandhi | 18:6a4db94011d3 | 4671 | /* Enable TC interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4672 | tmpisr |= FMPI2C_IT_TCI; |
sahilmgandhi | 18:6a4db94011d3 | 4673 | } |
sahilmgandhi | 18:6a4db94011d3 | 4674 | } |
sahilmgandhi | 18:6a4db94011d3 | 4675 | else |
sahilmgandhi | 18:6a4db94011d3 | 4676 | { |
sahilmgandhi | 18:6a4db94011d3 | 4677 | if((InterruptRequest & FMPI2C_XFER_LISTEN_IT) == FMPI2C_XFER_LISTEN_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4678 | { |
sahilmgandhi | 18:6a4db94011d3 | 4679 | /* Enable ERR, STOP, NACK, and ADDR interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4680 | tmpisr |= FMPI2C_IT_ADDRI | FMPI2C_IT_STOPI | FMPI2C_IT_NACKI | FMPI2C_IT_ERRI; |
sahilmgandhi | 18:6a4db94011d3 | 4681 | } |
sahilmgandhi | 18:6a4db94011d3 | 4682 | |
sahilmgandhi | 18:6a4db94011d3 | 4683 | if((InterruptRequest & FMPI2C_XFER_TX_IT) == FMPI2C_XFER_TX_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4684 | { |
sahilmgandhi | 18:6a4db94011d3 | 4685 | /* Enable ERR, TC, STOP, NACK and RXI interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4686 | tmpisr |= FMPI2C_IT_ERRI | FMPI2C_IT_TCI | FMPI2C_IT_STOPI | FMPI2C_IT_NACKI | FMPI2C_IT_TXI; |
sahilmgandhi | 18:6a4db94011d3 | 4687 | } |
sahilmgandhi | 18:6a4db94011d3 | 4688 | |
sahilmgandhi | 18:6a4db94011d3 | 4689 | if((InterruptRequest & FMPI2C_XFER_RX_IT) == FMPI2C_XFER_RX_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4690 | { |
sahilmgandhi | 18:6a4db94011d3 | 4691 | /* Enable ERR, TC, STOP, NACK and TXI interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4692 | tmpisr |= FMPI2C_IT_ERRI | FMPI2C_IT_TCI | FMPI2C_IT_STOPI | FMPI2C_IT_NACKI | FMPI2C_IT_RXI; |
sahilmgandhi | 18:6a4db94011d3 | 4693 | } |
sahilmgandhi | 18:6a4db94011d3 | 4694 | |
sahilmgandhi | 18:6a4db94011d3 | 4695 | if((InterruptRequest & FMPI2C_XFER_CPLT_IT) == FMPI2C_XFER_CPLT_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4696 | { |
sahilmgandhi | 18:6a4db94011d3 | 4697 | /* Enable STOP interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4698 | tmpisr |= FMPI2C_IT_STOPI; |
sahilmgandhi | 18:6a4db94011d3 | 4699 | } |
sahilmgandhi | 18:6a4db94011d3 | 4700 | } |
sahilmgandhi | 18:6a4db94011d3 | 4701 | |
sahilmgandhi | 18:6a4db94011d3 | 4702 | /* Enable interrupts only at the end */ |
sahilmgandhi | 18:6a4db94011d3 | 4703 | /* to avoid the risk of FMPI2C interrupt handle execution before */ |
sahilmgandhi | 18:6a4db94011d3 | 4704 | /* all interrupts requested done */ |
sahilmgandhi | 18:6a4db94011d3 | 4705 | __HAL_FMPI2C_ENABLE_IT(hfmpi2c, tmpisr); |
sahilmgandhi | 18:6a4db94011d3 | 4706 | |
sahilmgandhi | 18:6a4db94011d3 | 4707 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 4708 | } |
sahilmgandhi | 18:6a4db94011d3 | 4709 | |
sahilmgandhi | 18:6a4db94011d3 | 4710 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4711 | * @brief Manage the disabling of Interrupts. |
sahilmgandhi | 18:6a4db94011d3 | 4712 | * @param hfmpi2c Pointer to a FMPI2C_HandleTypeDef structure that contains |
sahilmgandhi | 18:6a4db94011d3 | 4713 | * the configuration information for the specified FMPI2C. |
sahilmgandhi | 18:6a4db94011d3 | 4714 | * @param InterruptRequest Value of @ref FMPI2C_Interrupt_configuration_definition. |
sahilmgandhi | 18:6a4db94011d3 | 4715 | * @retval HAL status |
sahilmgandhi | 18:6a4db94011d3 | 4716 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4717 | static HAL_StatusTypeDef FMPI2C_Disable_IRQ(FMPI2C_HandleTypeDef *hfmpi2c, uint16_t InterruptRequest) |
sahilmgandhi | 18:6a4db94011d3 | 4718 | { |
sahilmgandhi | 18:6a4db94011d3 | 4719 | uint32_t tmpisr = 0; |
sahilmgandhi | 18:6a4db94011d3 | 4720 | |
sahilmgandhi | 18:6a4db94011d3 | 4721 | if((InterruptRequest & FMPI2C_XFER_TX_IT) == FMPI2C_XFER_TX_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4722 | { |
sahilmgandhi | 18:6a4db94011d3 | 4723 | /* Disable TC and TXI interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4724 | tmpisr |= FMPI2C_IT_TCI | FMPI2C_IT_TXI; |
sahilmgandhi | 18:6a4db94011d3 | 4725 | |
sahilmgandhi | 18:6a4db94011d3 | 4726 | if((hfmpi2c->State & HAL_FMPI2C_STATE_LISTEN) != HAL_FMPI2C_STATE_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 4727 | { |
sahilmgandhi | 18:6a4db94011d3 | 4728 | /* Disable NACK and STOP interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4729 | tmpisr |= FMPI2C_IT_STOPI | FMPI2C_IT_NACKI | FMPI2C_IT_ERRI; |
sahilmgandhi | 18:6a4db94011d3 | 4730 | } |
sahilmgandhi | 18:6a4db94011d3 | 4731 | } |
sahilmgandhi | 18:6a4db94011d3 | 4732 | |
sahilmgandhi | 18:6a4db94011d3 | 4733 | if((InterruptRequest & FMPI2C_XFER_RX_IT) == FMPI2C_XFER_RX_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4734 | { |
sahilmgandhi | 18:6a4db94011d3 | 4735 | /* Disable TC and RXI interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4736 | tmpisr |= FMPI2C_IT_TCI | FMPI2C_IT_RXI; |
sahilmgandhi | 18:6a4db94011d3 | 4737 | |
sahilmgandhi | 18:6a4db94011d3 | 4738 | if((hfmpi2c->State & HAL_FMPI2C_STATE_LISTEN) != HAL_FMPI2C_STATE_LISTEN) |
sahilmgandhi | 18:6a4db94011d3 | 4739 | { |
sahilmgandhi | 18:6a4db94011d3 | 4740 | /* Disable NACK and STOP interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4741 | tmpisr |= FMPI2C_IT_STOPI | FMPI2C_IT_NACKI | FMPI2C_IT_ERRI; |
sahilmgandhi | 18:6a4db94011d3 | 4742 | } |
sahilmgandhi | 18:6a4db94011d3 | 4743 | } |
sahilmgandhi | 18:6a4db94011d3 | 4744 | |
sahilmgandhi | 18:6a4db94011d3 | 4745 | if((InterruptRequest & FMPI2C_XFER_LISTEN_IT) == FMPI2C_XFER_LISTEN_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4746 | { |
sahilmgandhi | 18:6a4db94011d3 | 4747 | /* Disable ADDR, NACK and STOP interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4748 | tmpisr |= FMPI2C_IT_ADDRI | FMPI2C_IT_STOPI | FMPI2C_IT_NACKI | FMPI2C_IT_ERRI; |
sahilmgandhi | 18:6a4db94011d3 | 4749 | } |
sahilmgandhi | 18:6a4db94011d3 | 4750 | |
sahilmgandhi | 18:6a4db94011d3 | 4751 | if((InterruptRequest & FMPI2C_XFER_ERROR_IT) == FMPI2C_XFER_ERROR_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4752 | { |
sahilmgandhi | 18:6a4db94011d3 | 4753 | /* Enable ERR and NACK interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4754 | tmpisr |= FMPI2C_IT_ERRI | FMPI2C_IT_NACKI; |
sahilmgandhi | 18:6a4db94011d3 | 4755 | } |
sahilmgandhi | 18:6a4db94011d3 | 4756 | |
sahilmgandhi | 18:6a4db94011d3 | 4757 | if((InterruptRequest & FMPI2C_XFER_CPLT_IT) == FMPI2C_XFER_CPLT_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4758 | { |
sahilmgandhi | 18:6a4db94011d3 | 4759 | /* Enable STOP interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4760 | tmpisr |= FMPI2C_IT_STOPI; |
sahilmgandhi | 18:6a4db94011d3 | 4761 | } |
sahilmgandhi | 18:6a4db94011d3 | 4762 | |
sahilmgandhi | 18:6a4db94011d3 | 4763 | if((InterruptRequest & FMPI2C_XFER_RELOAD_IT) == FMPI2C_XFER_RELOAD_IT) |
sahilmgandhi | 18:6a4db94011d3 | 4764 | { |
sahilmgandhi | 18:6a4db94011d3 | 4765 | /* Enable TC interrupts */ |
sahilmgandhi | 18:6a4db94011d3 | 4766 | tmpisr |= FMPI2C_IT_TCI; |
sahilmgandhi | 18:6a4db94011d3 | 4767 | } |
sahilmgandhi | 18:6a4db94011d3 | 4768 | |
sahilmgandhi | 18:6a4db94011d3 | 4769 | /* Disable interrupts only at the end */ |
sahilmgandhi | 18:6a4db94011d3 | 4770 | /* to avoid a breaking situation like at "t" time */ |
sahilmgandhi | 18:6a4db94011d3 | 4771 | /* all disable interrupts request are not done */ |
sahilmgandhi | 18:6a4db94011d3 | 4772 | __HAL_FMPI2C_DISABLE_IT(hfmpi2c, tmpisr); |
sahilmgandhi | 18:6a4db94011d3 | 4773 | |
sahilmgandhi | 18:6a4db94011d3 | 4774 | return HAL_OK; |
sahilmgandhi | 18:6a4db94011d3 | 4775 | } |
sahilmgandhi | 18:6a4db94011d3 | 4776 | |
sahilmgandhi | 18:6a4db94011d3 | 4777 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4778 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 4779 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4780 | #endif /* STM32F410xx || STM32F446xx || STM32F412Zx || STM32F412Vx || STM32F412Rx || STM32F412Cx */ |
sahilmgandhi | 18:6a4db94011d3 | 4781 | #endif /* HAL_FMPI2C_MODULE_ENABLED */ |
sahilmgandhi | 18:6a4db94011d3 | 4782 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4783 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 4784 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4785 | |
sahilmgandhi | 18:6a4db94011d3 | 4786 | /** |
sahilmgandhi | 18:6a4db94011d3 | 4787 | * @} |
sahilmgandhi | 18:6a4db94011d3 | 4788 | */ |
sahilmgandhi | 18:6a4db94011d3 | 4789 | |
sahilmgandhi | 18:6a4db94011d3 | 4790 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |