fix LPC812 PWM
Fork of mbed-dev by
targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal_irda.c@113:b3775bf36a83, 2016-04-19 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Apr 19 11:15:15 2016 +0100
- Revision:
- 113:b3775bf36a83
- Parent:
- 0:9b334a45a8ff
Synchronized with git revision 896981126b34b6d9441e3eea77881c67a1ae3dbd
Full URL: https://github.com/mbedmicro/mbed/commit/896981126b34b6d9441e3eea77881c67a1ae3dbd/
Exporter tool addition for e2 studio
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 0:9b334a45a8ff | 1 | /** |
bogdanm | 0:9b334a45a8ff | 2 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 3 | * @file stm32l0xx_hal_irda.c |
bogdanm | 0:9b334a45a8ff | 4 | * @author MCD Application Team |
mbed_official | 113:b3775bf36a83 | 5 | * @version V1.5.0 |
mbed_official | 113:b3775bf36a83 | 6 | * @date 8-January-2016 |
bogdanm | 0:9b334a45a8ff | 7 | * @brief IRDA HAL module driver. |
bogdanm | 0:9b334a45a8ff | 8 | * |
bogdanm | 0:9b334a45a8ff | 9 | * This file provides firmware functions to manage the following |
bogdanm | 0:9b334a45a8ff | 10 | * functionalities of the IrDA (Infrared Data Association) Peripheral |
bogdanm | 0:9b334a45a8ff | 11 | * (IRDA) |
bogdanm | 0:9b334a45a8ff | 12 | * + Initialization and de-initialization functions |
bogdanm | 0:9b334a45a8ff | 13 | * + IO operation functions |
bogdanm | 0:9b334a45a8ff | 14 | * + Peripheral Control functions |
bogdanm | 0:9b334a45a8ff | 15 | * |
bogdanm | 0:9b334a45a8ff | 16 | * |
bogdanm | 0:9b334a45a8ff | 17 | @verbatim |
bogdanm | 0:9b334a45a8ff | 18 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 19 | ##### How to use this driver ##### |
bogdanm | 0:9b334a45a8ff | 20 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 21 | [..] |
bogdanm | 0:9b334a45a8ff | 22 | The IRDA HAL driver can be used as follows: |
bogdanm | 0:9b334a45a8ff | 23 | |
bogdanm | 0:9b334a45a8ff | 24 | |
bogdanm | 0:9b334a45a8ff | 25 | (#) Declare a IRDA_HandleTypeDef handle structure. |
bogdanm | 0:9b334a45a8ff | 26 | (#) Initialize the IRDA low level resources by implementing the HAL_IRDA_MspInit() API: |
bogdanm | 0:9b334a45a8ff | 27 | (##) Enable the USARTx interface clock. |
bogdanm | 0:9b334a45a8ff | 28 | (##) IRDA pins configuration: |
bogdanm | 0:9b334a45a8ff | 29 | (+) Enable the clock for the IRDA GPIOs. |
bogdanm | 0:9b334a45a8ff | 30 | (+) Configure these IRDA pins as alternate function pull-up. |
bogdanm | 0:9b334a45a8ff | 31 | (##) NVIC configuration if you need to use interrupt process (HAL_IRDA_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 32 | and HAL_IRDA_Receive_IT() APIs): |
bogdanm | 0:9b334a45a8ff | 33 | (+) Configure the USARTx interrupt priority. |
bogdanm | 0:9b334a45a8ff | 34 | (+) Enable the NVIC USART IRQ handle. |
bogdanm | 0:9b334a45a8ff | 35 | (##) DMA Configuration if you need to use DMA process (HAL_IRDA_Transmit_DMA() |
bogdanm | 0:9b334a45a8ff | 36 | and HAL_IRDA_Receive_DMA() APIs): |
bogdanm | 0:9b334a45a8ff | 37 | (+) Declare a DMA handle structure for the Tx/Rx channel. |
bogdanm | 0:9b334a45a8ff | 38 | (+) Enable the DMAx interface clock. |
bogdanm | 0:9b334a45a8ff | 39 | (+) Configure the declared DMA handle structure with the required Tx/Rx parameters. |
bogdanm | 0:9b334a45a8ff | 40 | (+) Configure the DMA Tx/Rx channel. |
bogdanm | 0:9b334a45a8ff | 41 | (+) Associate the initilalized DMA handle to the IRDA DMA Tx/Rx handle. |
bogdanm | 0:9b334a45a8ff | 42 | (+) Configure the priority and enable the NVIC for the transfer complete interrupt on the DMA Tx/Rx channel. |
bogdanm | 0:9b334a45a8ff | 43 | |
bogdanm | 0:9b334a45a8ff | 44 | (#) Program the Baud Rate, Word Length, Parity, IrDA Mode, Prescaler |
bogdanm | 0:9b334a45a8ff | 45 | and Mode(Receiver/Transmitter) in the hirda Init structure. |
bogdanm | 0:9b334a45a8ff | 46 | |
bogdanm | 0:9b334a45a8ff | 47 | (#) Initialize the IRDA registers by calling the HAL_IRDA_Init() API: |
bogdanm | 0:9b334a45a8ff | 48 | (++) This API configures also the low level Hardware GPIO, CLOCK, CORTEX...etc) |
bogdanm | 0:9b334a45a8ff | 49 | by calling the customed HAL_IRDA_MspInit() API. |
bogdanm | 0:9b334a45a8ff | 50 | -@@- The specific IRDA interrupts (Transmission complete interrupt, |
bogdanm | 0:9b334a45a8ff | 51 | RXNE interrupt and Error Interrupts) will be managed using the macros |
bogdanm | 0:9b334a45a8ff | 52 | __HAL_IRDA_ENABLE_IT() and __HAL_IRDA_DISABLE_IT() inside the transmit and receive process. |
bogdanm | 0:9b334a45a8ff | 53 | |
bogdanm | 0:9b334a45a8ff | 54 | (#) Three operation modes are available within this driver : |
bogdanm | 0:9b334a45a8ff | 55 | |
bogdanm | 0:9b334a45a8ff | 56 | *** Polling mode IO operation *** |
bogdanm | 0:9b334a45a8ff | 57 | ================================= |
bogdanm | 0:9b334a45a8ff | 58 | [..] |
bogdanm | 0:9b334a45a8ff | 59 | (+) Send an amount of data in blocking mode using HAL_IRDA_Transmit() |
bogdanm | 0:9b334a45a8ff | 60 | (+) Receive an amount of data in blocking mode using HAL_IRDA_Receive() |
bogdanm | 0:9b334a45a8ff | 61 | |
bogdanm | 0:9b334a45a8ff | 62 | *** Interrupt mode IO operation *** |
bogdanm | 0:9b334a45a8ff | 63 | =================================== |
bogdanm | 0:9b334a45a8ff | 64 | [..] |
bogdanm | 0:9b334a45a8ff | 65 | (+) Send an amount of data in non blocking mode using HAL_IRDA_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 66 | (+) At transmission end of transfer HAL_IRDA_TxCpltCallback is executed and user can |
bogdanm | 0:9b334a45a8ff | 67 | add his own code by customization of function pointer HAL_IRDA_TxCpltCallback |
bogdanm | 0:9b334a45a8ff | 68 | (+) Receive an amount of data in non blocking mode using HAL_IRDA_Receive_IT() |
bogdanm | 0:9b334a45a8ff | 69 | (+) At reception end of transfer HAL_IRDA_RxCpltCallback is executed and user can |
bogdanm | 0:9b334a45a8ff | 70 | add his own code by customization of function pointer HAL_IRDA_RxCpltCallback |
bogdanm | 0:9b334a45a8ff | 71 | (+) In case of transfer Error, HAL_IRDA_ErrorCallback() function is executed and user can |
bogdanm | 0:9b334a45a8ff | 72 | add his own code by customization of function pointer HAL_IRDA_ErrorCallback |
bogdanm | 0:9b334a45a8ff | 73 | |
bogdanm | 0:9b334a45a8ff | 74 | *** DMA mode IO operation *** |
bogdanm | 0:9b334a45a8ff | 75 | ============================= |
bogdanm | 0:9b334a45a8ff | 76 | [..] |
bogdanm | 0:9b334a45a8ff | 77 | (+) Send an amount of data in non blocking mode (DMA) using HAL_IRDA_Transmit_DMA() |
bogdanm | 0:9b334a45a8ff | 78 | (+) At transmission end of transfer HAL_IRDA_TxCpltCallback is executed and user can |
bogdanm | 0:9b334a45a8ff | 79 | add his own code by customization of function pointer HAL_IRDA_TxCpltCallback |
bogdanm | 0:9b334a45a8ff | 80 | (+) Receive an amount of data in non blocking mode (DMA) using HAL_IRDA_Receive_DMA() |
bogdanm | 0:9b334a45a8ff | 81 | (+) At reception end of transfer HAL_IRDA_RxCpltCallback is executed and user can |
bogdanm | 0:9b334a45a8ff | 82 | add his own code by customization of function pointer HAL_IRDA_RxCpltCallback |
bogdanm | 0:9b334a45a8ff | 83 | (+) In case of transfer Error, HAL_IRDA_ErrorCallback() function is executed and user can |
bogdanm | 0:9b334a45a8ff | 84 | add his own code by customization of function pointer HAL_IRDA_ErrorCallback |
bogdanm | 0:9b334a45a8ff | 85 | |
bogdanm | 0:9b334a45a8ff | 86 | *** IRDA HAL driver macros list *** |
bogdanm | 0:9b334a45a8ff | 87 | =================================== |
bogdanm | 0:9b334a45a8ff | 88 | [..] |
bogdanm | 0:9b334a45a8ff | 89 | Below the list of most used macros in IRDA HAL driver. |
bogdanm | 0:9b334a45a8ff | 90 | |
bogdanm | 0:9b334a45a8ff | 91 | (+) __HAL_IRDA_ENABLE: Enable the IRDA peripheral |
bogdanm | 0:9b334a45a8ff | 92 | (+) __HAL_IRDA_DISABLE: Disable the IRDA peripheral |
bogdanm | 0:9b334a45a8ff | 93 | (+) __HAL_IRDA_GET_FLAG : Checks whether the specified IRDA flag is set or not |
bogdanm | 0:9b334a45a8ff | 94 | (+) __HAL_IRDA_CLEAR_FLAG : Clears the specified IRDA pending flag |
bogdanm | 0:9b334a45a8ff | 95 | (+) __HAL_IRDA_ENABLE_IT: Enables the specified IRDA interrupt |
bogdanm | 0:9b334a45a8ff | 96 | (+) __HAL_IRDA_DISABLE_IT: Disables the specified IRDA interrupt |
bogdanm | 0:9b334a45a8ff | 97 | |
bogdanm | 0:9b334a45a8ff | 98 | (@) You can refer to the IRDA HAL driver header file for more useful macros |
bogdanm | 0:9b334a45a8ff | 99 | |
bogdanm | 0:9b334a45a8ff | 100 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 101 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 102 | * @attention |
bogdanm | 0:9b334a45a8ff | 103 | * |
mbed_official | 113:b3775bf36a83 | 104 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
bogdanm | 0:9b334a45a8ff | 105 | * |
bogdanm | 0:9b334a45a8ff | 106 | * Redistribution and use in source and binary forms, with or without modification, |
bogdanm | 0:9b334a45a8ff | 107 | * are permitted provided that the following conditions are met: |
bogdanm | 0:9b334a45a8ff | 108 | * 1. Redistributions of source code must retain the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 109 | * this list of conditions and the following disclaimer. |
bogdanm | 0:9b334a45a8ff | 110 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 111 | * this list of conditions and the following disclaimer in the documentation |
bogdanm | 0:9b334a45a8ff | 112 | * and/or other materials provided with the distribution. |
bogdanm | 0:9b334a45a8ff | 113 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
bogdanm | 0:9b334a45a8ff | 114 | * may be used to endorse or promote products derived from this software |
bogdanm | 0:9b334a45a8ff | 115 | * without specific prior written permission. |
bogdanm | 0:9b334a45a8ff | 116 | * |
bogdanm | 0:9b334a45a8ff | 117 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
bogdanm | 0:9b334a45a8ff | 118 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
bogdanm | 0:9b334a45a8ff | 119 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
bogdanm | 0:9b334a45a8ff | 120 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
bogdanm | 0:9b334a45a8ff | 121 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
bogdanm | 0:9b334a45a8ff | 122 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
bogdanm | 0:9b334a45a8ff | 123 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
bogdanm | 0:9b334a45a8ff | 124 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
bogdanm | 0:9b334a45a8ff | 125 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
bogdanm | 0:9b334a45a8ff | 126 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
bogdanm | 0:9b334a45a8ff | 127 | * |
bogdanm | 0:9b334a45a8ff | 128 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 129 | */ |
bogdanm | 0:9b334a45a8ff | 130 | |
bogdanm | 0:9b334a45a8ff | 131 | /* Includes ------------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 132 | #include "stm32l0xx_hal.h" |
bogdanm | 0:9b334a45a8ff | 133 | |
bogdanm | 0:9b334a45a8ff | 134 | /** @addtogroup STM32L0xx_HAL_Driver |
bogdanm | 0:9b334a45a8ff | 135 | * @{ |
bogdanm | 0:9b334a45a8ff | 136 | */ |
bogdanm | 0:9b334a45a8ff | 137 | |
mbed_official | 113:b3775bf36a83 | 138 | #ifdef HAL_IRDA_MODULE_ENABLED |
mbed_official | 113:b3775bf36a83 | 139 | |
bogdanm | 0:9b334a45a8ff | 140 | /** @addtogroup IRDA |
bogdanm | 0:9b334a45a8ff | 141 | * @brief IRDA HAL module driver |
bogdanm | 0:9b334a45a8ff | 142 | * @{ |
bogdanm | 0:9b334a45a8ff | 143 | */ |
mbed_official | 113:b3775bf36a83 | 144 | |
mbed_official | 113:b3775bf36a83 | 145 | /** @addtogroup IRDA_Private |
mbed_official | 113:b3775bf36a83 | 146 | * @{ |
mbed_official | 113:b3775bf36a83 | 147 | */ |
bogdanm | 0:9b334a45a8ff | 148 | /* Private typedef -----------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 149 | /* Private define ------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 150 | #define TEACK_REACK_TIMEOUT 1000 |
bogdanm | 0:9b334a45a8ff | 151 | #define HAL_IRDA_TXDMA_TIMEOUTVALUE 22000 |
bogdanm | 0:9b334a45a8ff | 152 | #define IRDA_CR1_FIELDS ((uint32_t)(USART_CR1_M | USART_CR1_PCE \ |
bogdanm | 0:9b334a45a8ff | 153 | | USART_CR1_PS | USART_CR1_TE | USART_CR1_RE)) |
bogdanm | 0:9b334a45a8ff | 154 | /* Private macro -------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 155 | /* Private variables ---------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 156 | /* Private function prototypes -----------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 157 | static void IRDA_DMATransmitCplt(DMA_HandleTypeDef *hdma); |
bogdanm | 0:9b334a45a8ff | 158 | static void IRDA_DMATransmitHalfCplt(DMA_HandleTypeDef *hdma); |
bogdanm | 0:9b334a45a8ff | 159 | static void IRDA_DMAReceiveCplt(DMA_HandleTypeDef *hdma); |
bogdanm | 0:9b334a45a8ff | 160 | static void IRDA_DMAReceiveHalfCplt(DMA_HandleTypeDef *hdma); |
bogdanm | 0:9b334a45a8ff | 161 | static void IRDA_DMAError(DMA_HandleTypeDef *hdma); |
bogdanm | 0:9b334a45a8ff | 162 | static void IRDA_SetConfig (IRDA_HandleTypeDef *hirda); |
bogdanm | 0:9b334a45a8ff | 163 | static HAL_StatusTypeDef IRDA_CheckIdleState(IRDA_HandleTypeDef *hirda); |
bogdanm | 0:9b334a45a8ff | 164 | static HAL_StatusTypeDef IRDA_WaitOnFlagUntilTimeout(IRDA_HandleTypeDef *hirda, uint32_t Flag, FlagStatus Status, uint32_t Timeout); |
bogdanm | 0:9b334a45a8ff | 165 | static HAL_StatusTypeDef IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda); |
bogdanm | 0:9b334a45a8ff | 166 | static HAL_StatusTypeDef IRDA_EndTransmit_IT(IRDA_HandleTypeDef *hirda); |
bogdanm | 0:9b334a45a8ff | 167 | static HAL_StatusTypeDef IRDA_Receive_IT(IRDA_HandleTypeDef *hirda); |
mbed_official | 113:b3775bf36a83 | 168 | /** |
mbed_official | 113:b3775bf36a83 | 169 | * @} |
mbed_official | 113:b3775bf36a83 | 170 | */ |
bogdanm | 0:9b334a45a8ff | 171 | /** @addtogroup IRDA_Exported_Functions |
bogdanm | 0:9b334a45a8ff | 172 | * @{ |
bogdanm | 0:9b334a45a8ff | 173 | */ |
bogdanm | 0:9b334a45a8ff | 174 | |
bogdanm | 0:9b334a45a8ff | 175 | /** @addtogroup IRDA_Exported_Functions_Group1 |
bogdanm | 0:9b334a45a8ff | 176 | * @brief Initialization and Configuration functions |
bogdanm | 0:9b334a45a8ff | 177 | * |
bogdanm | 0:9b334a45a8ff | 178 | @verbatim |
bogdanm | 0:9b334a45a8ff | 179 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 180 | ##### Initialization and Configuration functions ##### |
bogdanm | 0:9b334a45a8ff | 181 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 182 | [..] |
bogdanm | 0:9b334a45a8ff | 183 | This subsection provides a set of functions allowing to initialize the USARTx |
bogdanm | 0:9b334a45a8ff | 184 | in asynchronous IRDA mode. |
bogdanm | 0:9b334a45a8ff | 185 | (+) For the asynchronous mode only these parameters can be configured: |
bogdanm | 0:9b334a45a8ff | 186 | (++) Baud Rate |
bogdanm | 0:9b334a45a8ff | 187 | (++) Word Length |
bogdanm | 0:9b334a45a8ff | 188 | (++) Parity: If the parity is enabled, then the MSB bit of the data written |
bogdanm | 0:9b334a45a8ff | 189 | in the data register is transmitted but is changed by the parity bit. |
bogdanm | 0:9b334a45a8ff | 190 | Depending on the frame length defined by the M bit (8-bits or 9-bits) |
bogdanm | 0:9b334a45a8ff | 191 | or by the M1 and M0 bits (7-bit, 8-bit or 9-bit), |
bogdanm | 0:9b334a45a8ff | 192 | the possible IRDA frame formats are as listed in the following table: |
bogdanm | 0:9b334a45a8ff | 193 | +---------------------------------------------------------------+ |
bogdanm | 0:9b334a45a8ff | 194 | | M1M0 bits | PCE bit | IRDA frame | |
bogdanm | 0:9b334a45a8ff | 195 | |-----------|-----------|---------------------------------------| |
bogdanm | 0:9b334a45a8ff | 196 | | 00 | 0 | | SB | 8-bit data | STB | | |
bogdanm | 0:9b334a45a8ff | 197 | |-----------|-----------|---------------------------------------| |
bogdanm | 0:9b334a45a8ff | 198 | | 00 | 1 | | SB | 7-bit data | PB | STB | | |
bogdanm | 0:9b334a45a8ff | 199 | |-----------|-----------|---------------------------------------| |
bogdanm | 0:9b334a45a8ff | 200 | | 01 | 0 | | SB | 9-bit data | STB | | |
bogdanm | 0:9b334a45a8ff | 201 | |-----------|-----------|---------------------------------------| |
bogdanm | 0:9b334a45a8ff | 202 | | 01 | 1 | | SB | 8-bit data | PB | STB | | |
bogdanm | 0:9b334a45a8ff | 203 | |-----------------------|---------------------------------------| |
bogdanm | 0:9b334a45a8ff | 204 | | 10 | 0 | | SB | 7-bit data | STB | | |
bogdanm | 0:9b334a45a8ff | 205 | |-----------|-----------|---------------------------------------| |
bogdanm | 0:9b334a45a8ff | 206 | | 10 | 1 | | SB | 6-bit data | PB | STB | | |
bogdanm | 0:9b334a45a8ff | 207 | +---------------------------------------------------------------+ |
bogdanm | 0:9b334a45a8ff | 208 | |
bogdanm | 0:9b334a45a8ff | 209 | (++) Power mode |
bogdanm | 0:9b334a45a8ff | 210 | (++) Prescaler setting |
bogdanm | 0:9b334a45a8ff | 211 | (++) Receiver/transmitter modes |
bogdanm | 0:9b334a45a8ff | 212 | |
bogdanm | 0:9b334a45a8ff | 213 | [..] |
bogdanm | 0:9b334a45a8ff | 214 | The HAL_IRDA_Init() API follows the USART asynchronous configuration procedures |
bogdanm | 0:9b334a45a8ff | 215 | (details for the procedures are available in reference manual). |
bogdanm | 0:9b334a45a8ff | 216 | |
bogdanm | 0:9b334a45a8ff | 217 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 218 | * @{ |
bogdanm | 0:9b334a45a8ff | 219 | */ |
bogdanm | 0:9b334a45a8ff | 220 | |
bogdanm | 0:9b334a45a8ff | 221 | /** |
bogdanm | 0:9b334a45a8ff | 222 | * @brief Initializes the IRDA mode according to the specified |
bogdanm | 0:9b334a45a8ff | 223 | * parameters in the IRDA_InitTypeDef and creates the associated handle . |
bogdanm | 0:9b334a45a8ff | 224 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 225 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 226 | */ |
bogdanm | 0:9b334a45a8ff | 227 | HAL_StatusTypeDef HAL_IRDA_Init(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 228 | { |
bogdanm | 0:9b334a45a8ff | 229 | /* Check the IRDA handle allocation */ |
bogdanm | 0:9b334a45a8ff | 230 | if(hirda == NULL) |
bogdanm | 0:9b334a45a8ff | 231 | { |
bogdanm | 0:9b334a45a8ff | 232 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 233 | } |
bogdanm | 0:9b334a45a8ff | 234 | |
bogdanm | 0:9b334a45a8ff | 235 | /* Check the USART/UART associated to the IRDA handle */ |
bogdanm | 0:9b334a45a8ff | 236 | assert_param(IS_IRDA_INSTANCE(hirda->Instance)); |
bogdanm | 0:9b334a45a8ff | 237 | |
bogdanm | 0:9b334a45a8ff | 238 | if(hirda->State == HAL_IRDA_STATE_RESET) |
bogdanm | 0:9b334a45a8ff | 239 | { |
mbed_official | 113:b3775bf36a83 | 240 | /* Allocate lock resource and initialize it */ |
mbed_official | 113:b3775bf36a83 | 241 | hirda->Lock = HAL_UNLOCKED; |
mbed_official | 113:b3775bf36a83 | 242 | |
bogdanm | 0:9b334a45a8ff | 243 | /* Init the low level hardware : GPIO, CLOCK, CORTEX */ |
bogdanm | 0:9b334a45a8ff | 244 | HAL_IRDA_MspInit(hirda); |
bogdanm | 0:9b334a45a8ff | 245 | } |
bogdanm | 0:9b334a45a8ff | 246 | |
bogdanm | 0:9b334a45a8ff | 247 | hirda->State = HAL_IRDA_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 248 | |
bogdanm | 0:9b334a45a8ff | 249 | /* Disable the Peripheral to update the configuration registers */ |
bogdanm | 0:9b334a45a8ff | 250 | __HAL_IRDA_DISABLE(hirda); |
bogdanm | 0:9b334a45a8ff | 251 | |
bogdanm | 0:9b334a45a8ff | 252 | /* Set the IRDA Communication parameters */ |
bogdanm | 0:9b334a45a8ff | 253 | IRDA_SetConfig(hirda); |
bogdanm | 0:9b334a45a8ff | 254 | |
bogdanm | 0:9b334a45a8ff | 255 | /* In IRDA mode, the following bits must be kept cleared: |
bogdanm | 0:9b334a45a8ff | 256 | - LINEN, STOP and CLKEN bits in the USART_CR2 register, |
bogdanm | 0:9b334a45a8ff | 257 | - SCEN and HDSEL bits in the USART_CR3 register.*/ |
bogdanm | 0:9b334a45a8ff | 258 | hirda->Instance->CR2 &= ~(USART_CR2_LINEN | USART_CR2_CLKEN | USART_CR2_STOP); |
bogdanm | 0:9b334a45a8ff | 259 | hirda->Instance->CR3 &= ~(USART_CR3_SCEN | USART_CR3_HDSEL); |
bogdanm | 0:9b334a45a8ff | 260 | |
bogdanm | 0:9b334a45a8ff | 261 | /* set the UART/USART in IRDA mode */ |
bogdanm | 0:9b334a45a8ff | 262 | hirda->Instance->CR3 |= USART_CR3_IREN; |
bogdanm | 0:9b334a45a8ff | 263 | |
bogdanm | 0:9b334a45a8ff | 264 | /* Enable the Peripheral */ |
bogdanm | 0:9b334a45a8ff | 265 | __HAL_IRDA_ENABLE(hirda); |
bogdanm | 0:9b334a45a8ff | 266 | |
bogdanm | 0:9b334a45a8ff | 267 | /* TEACK and/or REACK to check before moving hirda->State to Ready */ |
bogdanm | 0:9b334a45a8ff | 268 | return (IRDA_CheckIdleState(hirda)); |
bogdanm | 0:9b334a45a8ff | 269 | } |
bogdanm | 0:9b334a45a8ff | 270 | |
bogdanm | 0:9b334a45a8ff | 271 | /** |
bogdanm | 0:9b334a45a8ff | 272 | * @brief DeInitializes the IRDA peripheral |
bogdanm | 0:9b334a45a8ff | 273 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 274 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 275 | */ |
bogdanm | 0:9b334a45a8ff | 276 | HAL_StatusTypeDef HAL_IRDA_DeInit(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 277 | { |
bogdanm | 0:9b334a45a8ff | 278 | /* Check the IRDA handle allocation */ |
bogdanm | 0:9b334a45a8ff | 279 | if(hirda == NULL) |
bogdanm | 0:9b334a45a8ff | 280 | { |
bogdanm | 0:9b334a45a8ff | 281 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 282 | } |
bogdanm | 0:9b334a45a8ff | 283 | |
bogdanm | 0:9b334a45a8ff | 284 | /* Check the USART/UART associated to the IRDA handle */ |
bogdanm | 0:9b334a45a8ff | 285 | assert_param(IS_IRDA_INSTANCE(hirda->Instance)); |
bogdanm | 0:9b334a45a8ff | 286 | |
bogdanm | 0:9b334a45a8ff | 287 | hirda->State = HAL_IRDA_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 288 | |
bogdanm | 0:9b334a45a8ff | 289 | /* DeInit the low level hardware */ |
bogdanm | 0:9b334a45a8ff | 290 | HAL_IRDA_MspDeInit(hirda); |
bogdanm | 0:9b334a45a8ff | 291 | /* Disable the Peripheral */ |
bogdanm | 0:9b334a45a8ff | 292 | __HAL_IRDA_DISABLE(hirda); |
bogdanm | 0:9b334a45a8ff | 293 | |
bogdanm | 0:9b334a45a8ff | 294 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 295 | hirda->State = HAL_IRDA_STATE_RESET; |
bogdanm | 0:9b334a45a8ff | 296 | |
bogdanm | 0:9b334a45a8ff | 297 | /* Release Lock */ |
bogdanm | 0:9b334a45a8ff | 298 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 299 | |
bogdanm | 0:9b334a45a8ff | 300 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 301 | } |
bogdanm | 0:9b334a45a8ff | 302 | |
bogdanm | 0:9b334a45a8ff | 303 | /** |
bogdanm | 0:9b334a45a8ff | 304 | * @brief IRDA MSP Init |
bogdanm | 0:9b334a45a8ff | 305 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 306 | * @retval None |
bogdanm | 0:9b334a45a8ff | 307 | */ |
bogdanm | 0:9b334a45a8ff | 308 | __weak void HAL_IRDA_MspInit(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 309 | { |
mbed_official | 113:b3775bf36a83 | 310 | /* Prevent unused argument(s) compilation warning */ |
mbed_official | 113:b3775bf36a83 | 311 | UNUSED(hirda); |
mbed_official | 113:b3775bf36a83 | 312 | |
bogdanm | 0:9b334a45a8ff | 313 | /* NOTE : This function Should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 314 | the HAL_IRDA_MspInit could be implented in the user file |
bogdanm | 0:9b334a45a8ff | 315 | */ |
bogdanm | 0:9b334a45a8ff | 316 | } |
bogdanm | 0:9b334a45a8ff | 317 | |
bogdanm | 0:9b334a45a8ff | 318 | /** |
bogdanm | 0:9b334a45a8ff | 319 | * @brief IRDA MSP DeInit |
bogdanm | 0:9b334a45a8ff | 320 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 321 | * @retval None |
bogdanm | 0:9b334a45a8ff | 322 | */ |
bogdanm | 0:9b334a45a8ff | 323 | __weak void HAL_IRDA_MspDeInit(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 324 | { |
mbed_official | 113:b3775bf36a83 | 325 | /* Prevent unused argument(s) compilation warning */ |
mbed_official | 113:b3775bf36a83 | 326 | UNUSED(hirda); |
mbed_official | 113:b3775bf36a83 | 327 | |
bogdanm | 0:9b334a45a8ff | 328 | /* NOTE : This function Should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 329 | the HAL_IRDA_MspDeInit could be implented in the user file |
bogdanm | 0:9b334a45a8ff | 330 | */ |
bogdanm | 0:9b334a45a8ff | 331 | } |
bogdanm | 0:9b334a45a8ff | 332 | |
bogdanm | 0:9b334a45a8ff | 333 | /** |
bogdanm | 0:9b334a45a8ff | 334 | * @} |
bogdanm | 0:9b334a45a8ff | 335 | */ |
bogdanm | 0:9b334a45a8ff | 336 | |
bogdanm | 0:9b334a45a8ff | 337 | /** @addtogroup IRDA_Exported_Functions_Group2 |
bogdanm | 0:9b334a45a8ff | 338 | * @brief IRDA Transmit-Receive functions |
bogdanm | 0:9b334a45a8ff | 339 | * |
bogdanm | 0:9b334a45a8ff | 340 | @verbatim |
bogdanm | 0:9b334a45a8ff | 341 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 342 | ##### IO operation functions ##### |
bogdanm | 0:9b334a45a8ff | 343 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 344 | [..] |
bogdanm | 0:9b334a45a8ff | 345 | This subsection provides a set of functions allowing to manage the IRDA asynchronous |
bogdanm | 0:9b334a45a8ff | 346 | data transfers. |
bogdanm | 0:9b334a45a8ff | 347 | |
bogdanm | 0:9b334a45a8ff | 348 | (#) There are two modes of transfer: |
bogdanm | 0:9b334a45a8ff | 349 | (++) Blocking mode: the communication is performed in polling mode. |
bogdanm | 0:9b334a45a8ff | 350 | The HAL status of all data processing is returned by the same function |
bogdanm | 0:9b334a45a8ff | 351 | after finishing transfer. |
bogdanm | 0:9b334a45a8ff | 352 | (++) No-Blocking mode: the communication is performed using Interrupts |
bogdanm | 0:9b334a45a8ff | 353 | or DMA, these API's return the HAL status. |
bogdanm | 0:9b334a45a8ff | 354 | The end of the data processing will be indicated through the |
bogdanm | 0:9b334a45a8ff | 355 | dedicated IRDA IRQ when using Interrupt mode or the DMA IRQ when |
bogdanm | 0:9b334a45a8ff | 356 | using DMA mode. |
bogdanm | 0:9b334a45a8ff | 357 | The HAL_IRDA_TxCpltCallback(), HAL_IRDA_RxCpltCallback() user callbacks |
bogdanm | 0:9b334a45a8ff | 358 | will be executed respectivelly at the end of the Transmit or Receive process |
bogdanm | 0:9b334a45a8ff | 359 | The HAL_IRDA_ErrorCallback() user callback will be executed when a communication error is detected |
bogdanm | 0:9b334a45a8ff | 360 | |
bogdanm | 0:9b334a45a8ff | 361 | (#) Blocking mode API's are : |
bogdanm | 0:9b334a45a8ff | 362 | (++) HAL_IRDA_Transmit() |
bogdanm | 0:9b334a45a8ff | 363 | (++) HAL_IRDA_Receive() |
bogdanm | 0:9b334a45a8ff | 364 | |
bogdanm | 0:9b334a45a8ff | 365 | (#) Non-Blocking mode API's with Interrupt are : |
bogdanm | 0:9b334a45a8ff | 366 | (++) HAL_IRDA_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 367 | (++) HAL_IRDA_Receive_IT() |
bogdanm | 0:9b334a45a8ff | 368 | (++) HAL_IRDA_IRQHandler() |
bogdanm | 0:9b334a45a8ff | 369 | (++) IRDA_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 370 | (++) IRDA_Receive_IT() |
bogdanm | 0:9b334a45a8ff | 371 | |
bogdanm | 0:9b334a45a8ff | 372 | (#) Non-Blocking mode functions with DMA are : |
bogdanm | 0:9b334a45a8ff | 373 | (++) HAL_IRDA_Transmit_DMA() |
bogdanm | 0:9b334a45a8ff | 374 | (++) HAL_IRDA_Receive_DMA() |
bogdanm | 0:9b334a45a8ff | 375 | |
bogdanm | 0:9b334a45a8ff | 376 | (#) A set of Transfer Complete Callbacks are provided in No_Blocking mode: |
bogdanm | 0:9b334a45a8ff | 377 | (++) HAL_IRDA_TxCpltCallback() |
bogdanm | 0:9b334a45a8ff | 378 | (++) HAL_IRDA_RxCpltCallback() |
bogdanm | 0:9b334a45a8ff | 379 | (++) HAL_IRDA_ErrorCallback() |
bogdanm | 0:9b334a45a8ff | 380 | |
bogdanm | 0:9b334a45a8ff | 381 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 382 | * @{ |
bogdanm | 0:9b334a45a8ff | 383 | */ |
bogdanm | 0:9b334a45a8ff | 384 | |
bogdanm | 0:9b334a45a8ff | 385 | /** |
bogdanm | 0:9b334a45a8ff | 386 | * @brief Send an amount of data in blocking mode |
bogdanm | 0:9b334a45a8ff | 387 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 388 | * @param pData: pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 389 | * @param Size: amount of data to be sent |
bogdanm | 0:9b334a45a8ff | 390 | * @param Timeout: Duration of the timeout |
bogdanm | 0:9b334a45a8ff | 391 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 392 | */ |
bogdanm | 0:9b334a45a8ff | 393 | HAL_StatusTypeDef HAL_IRDA_Transmit(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
bogdanm | 0:9b334a45a8ff | 394 | { |
bogdanm | 0:9b334a45a8ff | 395 | uint16_t* tmp; |
bogdanm | 0:9b334a45a8ff | 396 | |
bogdanm | 0:9b334a45a8ff | 397 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_RX)) |
bogdanm | 0:9b334a45a8ff | 398 | { |
bogdanm | 0:9b334a45a8ff | 399 | if((pData == NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 400 | { |
bogdanm | 0:9b334a45a8ff | 401 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 402 | } |
bogdanm | 0:9b334a45a8ff | 403 | |
bogdanm | 0:9b334a45a8ff | 404 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 405 | __HAL_LOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 406 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 407 | |
bogdanm | 0:9b334a45a8ff | 408 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
bogdanm | 0:9b334a45a8ff | 409 | { |
bogdanm | 0:9b334a45a8ff | 410 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 411 | } |
bogdanm | 0:9b334a45a8ff | 412 | else |
bogdanm | 0:9b334a45a8ff | 413 | { |
bogdanm | 0:9b334a45a8ff | 414 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 415 | } |
bogdanm | 0:9b334a45a8ff | 416 | |
bogdanm | 0:9b334a45a8ff | 417 | hirda->TxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 418 | hirda->TxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 419 | while(hirda->TxXferCount > 0) |
bogdanm | 0:9b334a45a8ff | 420 | { |
bogdanm | 0:9b334a45a8ff | 421 | hirda->TxXferCount--; |
bogdanm | 0:9b334a45a8ff | 422 | |
bogdanm | 0:9b334a45a8ff | 423 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TXE, RESET, Timeout) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 424 | { |
bogdanm | 0:9b334a45a8ff | 425 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 426 | } |
bogdanm | 0:9b334a45a8ff | 427 | if ((hirda->Init.WordLength == IRDA_WORDLENGTH_9B) && (hirda->Init.Parity == IRDA_PARITY_NONE)) |
bogdanm | 0:9b334a45a8ff | 428 | { |
bogdanm | 0:9b334a45a8ff | 429 | tmp = (uint16_t*) pData; |
bogdanm | 0:9b334a45a8ff | 430 | hirda->Instance->TDR = (*tmp & (uint16_t)0x01FF); |
bogdanm | 0:9b334a45a8ff | 431 | pData +=2; |
bogdanm | 0:9b334a45a8ff | 432 | } |
bogdanm | 0:9b334a45a8ff | 433 | else |
bogdanm | 0:9b334a45a8ff | 434 | { |
bogdanm | 0:9b334a45a8ff | 435 | hirda->Instance->TDR = (*pData++ & (uint8_t)0xFF); |
bogdanm | 0:9b334a45a8ff | 436 | } |
bogdanm | 0:9b334a45a8ff | 437 | } |
bogdanm | 0:9b334a45a8ff | 438 | |
bogdanm | 0:9b334a45a8ff | 439 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TC, RESET, Timeout) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 440 | { |
bogdanm | 0:9b334a45a8ff | 441 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 442 | } |
bogdanm | 0:9b334a45a8ff | 443 | |
bogdanm | 0:9b334a45a8ff | 444 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 445 | { |
bogdanm | 0:9b334a45a8ff | 446 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 447 | } |
bogdanm | 0:9b334a45a8ff | 448 | else |
bogdanm | 0:9b334a45a8ff | 449 | { |
bogdanm | 0:9b334a45a8ff | 450 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 451 | } |
bogdanm | 0:9b334a45a8ff | 452 | |
bogdanm | 0:9b334a45a8ff | 453 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 454 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 455 | |
bogdanm | 0:9b334a45a8ff | 456 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 457 | } |
bogdanm | 0:9b334a45a8ff | 458 | else |
bogdanm | 0:9b334a45a8ff | 459 | { |
bogdanm | 0:9b334a45a8ff | 460 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 461 | } |
bogdanm | 0:9b334a45a8ff | 462 | } |
bogdanm | 0:9b334a45a8ff | 463 | |
bogdanm | 0:9b334a45a8ff | 464 | /** |
bogdanm | 0:9b334a45a8ff | 465 | * @brief Receive an amount of data in blocking mode |
bogdanm | 0:9b334a45a8ff | 466 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 467 | * @param pData: pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 468 | * @param Size: amount of data to be received |
bogdanm | 0:9b334a45a8ff | 469 | * @param Timeout: Duration of the timeout |
bogdanm | 0:9b334a45a8ff | 470 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 471 | */ |
bogdanm | 0:9b334a45a8ff | 472 | HAL_StatusTypeDef HAL_IRDA_Receive(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
bogdanm | 0:9b334a45a8ff | 473 | { |
bogdanm | 0:9b334a45a8ff | 474 | uint16_t* tmp; |
bogdanm | 0:9b334a45a8ff | 475 | uint16_t uhMask; |
bogdanm | 0:9b334a45a8ff | 476 | |
bogdanm | 0:9b334a45a8ff | 477 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_TX)) |
bogdanm | 0:9b334a45a8ff | 478 | { |
bogdanm | 0:9b334a45a8ff | 479 | if((pData == NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 480 | { |
bogdanm | 0:9b334a45a8ff | 481 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 482 | } |
bogdanm | 0:9b334a45a8ff | 483 | |
bogdanm | 0:9b334a45a8ff | 484 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 485 | __HAL_LOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 486 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 487 | |
bogdanm | 0:9b334a45a8ff | 488 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
bogdanm | 0:9b334a45a8ff | 489 | { |
bogdanm | 0:9b334a45a8ff | 490 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 491 | } |
bogdanm | 0:9b334a45a8ff | 492 | else |
bogdanm | 0:9b334a45a8ff | 493 | { |
bogdanm | 0:9b334a45a8ff | 494 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 495 | } |
bogdanm | 0:9b334a45a8ff | 496 | |
bogdanm | 0:9b334a45a8ff | 497 | hirda->RxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 498 | hirda->RxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 499 | |
bogdanm | 0:9b334a45a8ff | 500 | /* Computation of the mask to apply to the RDR register |
bogdanm | 0:9b334a45a8ff | 501 | of the UART associated to the IRDA */ |
bogdanm | 0:9b334a45a8ff | 502 | IRDA_MASK_COMPUTATION(hirda); |
bogdanm | 0:9b334a45a8ff | 503 | uhMask = hirda->Mask; |
bogdanm | 0:9b334a45a8ff | 504 | |
bogdanm | 0:9b334a45a8ff | 505 | /* Check data remaining to be received */ |
bogdanm | 0:9b334a45a8ff | 506 | while(hirda->RxXferCount > 0) |
bogdanm | 0:9b334a45a8ff | 507 | { |
bogdanm | 0:9b334a45a8ff | 508 | hirda->RxXferCount--; |
bogdanm | 0:9b334a45a8ff | 509 | |
bogdanm | 0:9b334a45a8ff | 510 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_RXNE, RESET, Timeout) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 511 | { |
bogdanm | 0:9b334a45a8ff | 512 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 513 | } |
bogdanm | 0:9b334a45a8ff | 514 | if ((hirda->Init.WordLength == IRDA_WORDLENGTH_9B) && (hirda->Init.Parity == IRDA_PARITY_NONE)) |
bogdanm | 0:9b334a45a8ff | 515 | { |
bogdanm | 0:9b334a45a8ff | 516 | tmp = (uint16_t*) pData ; |
bogdanm | 0:9b334a45a8ff | 517 | *tmp = (uint16_t)(hirda->Instance->RDR & uhMask); |
bogdanm | 0:9b334a45a8ff | 518 | pData +=2; |
bogdanm | 0:9b334a45a8ff | 519 | } |
bogdanm | 0:9b334a45a8ff | 520 | else |
bogdanm | 0:9b334a45a8ff | 521 | { |
bogdanm | 0:9b334a45a8ff | 522 | *pData++ = (uint8_t)(hirda->Instance->RDR & (uint8_t)uhMask); |
bogdanm | 0:9b334a45a8ff | 523 | } |
bogdanm | 0:9b334a45a8ff | 524 | } |
bogdanm | 0:9b334a45a8ff | 525 | |
bogdanm | 0:9b334a45a8ff | 526 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 527 | { |
bogdanm | 0:9b334a45a8ff | 528 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 529 | } |
bogdanm | 0:9b334a45a8ff | 530 | else |
bogdanm | 0:9b334a45a8ff | 531 | { |
bogdanm | 0:9b334a45a8ff | 532 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 533 | } |
bogdanm | 0:9b334a45a8ff | 534 | |
bogdanm | 0:9b334a45a8ff | 535 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 536 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 537 | |
bogdanm | 0:9b334a45a8ff | 538 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 539 | } |
bogdanm | 0:9b334a45a8ff | 540 | else |
bogdanm | 0:9b334a45a8ff | 541 | { |
bogdanm | 0:9b334a45a8ff | 542 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 543 | } |
bogdanm | 0:9b334a45a8ff | 544 | } |
bogdanm | 0:9b334a45a8ff | 545 | |
bogdanm | 0:9b334a45a8ff | 546 | /** |
bogdanm | 0:9b334a45a8ff | 547 | * @brief Send an amount of data in interrupt mode |
bogdanm | 0:9b334a45a8ff | 548 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 549 | * @param pData: pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 550 | * @param Size: amount of data to be sent |
bogdanm | 0:9b334a45a8ff | 551 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 552 | */ |
bogdanm | 0:9b334a45a8ff | 553 | HAL_StatusTypeDef HAL_IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
bogdanm | 0:9b334a45a8ff | 554 | { |
bogdanm | 0:9b334a45a8ff | 555 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_RX)) |
bogdanm | 0:9b334a45a8ff | 556 | { |
bogdanm | 0:9b334a45a8ff | 557 | if((pData == NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 558 | { |
bogdanm | 0:9b334a45a8ff | 559 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 560 | } |
bogdanm | 0:9b334a45a8ff | 561 | |
bogdanm | 0:9b334a45a8ff | 562 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 563 | __HAL_LOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 564 | |
bogdanm | 0:9b334a45a8ff | 565 | hirda->pTxBuffPtr = pData; |
bogdanm | 0:9b334a45a8ff | 566 | hirda->TxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 567 | hirda->TxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 568 | |
bogdanm | 0:9b334a45a8ff | 569 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 570 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
bogdanm | 0:9b334a45a8ff | 571 | { |
bogdanm | 0:9b334a45a8ff | 572 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 573 | } |
bogdanm | 0:9b334a45a8ff | 574 | else |
bogdanm | 0:9b334a45a8ff | 575 | { |
bogdanm | 0:9b334a45a8ff | 576 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 577 | } |
bogdanm | 0:9b334a45a8ff | 578 | |
bogdanm | 0:9b334a45a8ff | 579 | /* Enable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
bogdanm | 0:9b334a45a8ff | 580 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 581 | |
bogdanm | 0:9b334a45a8ff | 582 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 583 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 584 | |
bogdanm | 0:9b334a45a8ff | 585 | /* Enable the IRDA Transmit Data Register Empty Interrupt */ |
bogdanm | 0:9b334a45a8ff | 586 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 587 | |
bogdanm | 0:9b334a45a8ff | 588 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 589 | } |
bogdanm | 0:9b334a45a8ff | 590 | else |
bogdanm | 0:9b334a45a8ff | 591 | { |
bogdanm | 0:9b334a45a8ff | 592 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 593 | } |
bogdanm | 0:9b334a45a8ff | 594 | } |
bogdanm | 0:9b334a45a8ff | 595 | |
bogdanm | 0:9b334a45a8ff | 596 | /** |
bogdanm | 0:9b334a45a8ff | 597 | * @brief Receive an amount of data in interrupt mode |
bogdanm | 0:9b334a45a8ff | 598 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 599 | * @param pData: pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 600 | * @param Size: amount of data to be received |
bogdanm | 0:9b334a45a8ff | 601 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 602 | */ |
bogdanm | 0:9b334a45a8ff | 603 | HAL_StatusTypeDef HAL_IRDA_Receive_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
bogdanm | 0:9b334a45a8ff | 604 | { |
bogdanm | 0:9b334a45a8ff | 605 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_TX)) |
bogdanm | 0:9b334a45a8ff | 606 | { |
bogdanm | 0:9b334a45a8ff | 607 | if((pData == NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 608 | { |
bogdanm | 0:9b334a45a8ff | 609 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 610 | } |
bogdanm | 0:9b334a45a8ff | 611 | |
bogdanm | 0:9b334a45a8ff | 612 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 613 | __HAL_LOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 614 | |
bogdanm | 0:9b334a45a8ff | 615 | hirda->pRxBuffPtr = pData; |
bogdanm | 0:9b334a45a8ff | 616 | hirda->RxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 617 | hirda->RxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 618 | |
bogdanm | 0:9b334a45a8ff | 619 | /* Computation of the mask to apply to the RDR register |
bogdanm | 0:9b334a45a8ff | 620 | of the UART associated to the IRDA */ |
bogdanm | 0:9b334a45a8ff | 621 | IRDA_MASK_COMPUTATION(hirda); |
bogdanm | 0:9b334a45a8ff | 622 | |
bogdanm | 0:9b334a45a8ff | 623 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 624 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
bogdanm | 0:9b334a45a8ff | 625 | { |
bogdanm | 0:9b334a45a8ff | 626 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 627 | } |
bogdanm | 0:9b334a45a8ff | 628 | else |
bogdanm | 0:9b334a45a8ff | 629 | { |
bogdanm | 0:9b334a45a8ff | 630 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 631 | } |
bogdanm | 0:9b334a45a8ff | 632 | |
bogdanm | 0:9b334a45a8ff | 633 | /* Enable the IRDA Parity Error Interrupt */ |
bogdanm | 0:9b334a45a8ff | 634 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_PE); |
bogdanm | 0:9b334a45a8ff | 635 | |
bogdanm | 0:9b334a45a8ff | 636 | /* Enable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
bogdanm | 0:9b334a45a8ff | 637 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 638 | |
bogdanm | 0:9b334a45a8ff | 639 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 640 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 641 | |
bogdanm | 0:9b334a45a8ff | 642 | /* Enable the IRDA Data Register not empty Interrupt */ |
bogdanm | 0:9b334a45a8ff | 643 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 644 | |
bogdanm | 0:9b334a45a8ff | 645 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 646 | } |
bogdanm | 0:9b334a45a8ff | 647 | else |
bogdanm | 0:9b334a45a8ff | 648 | { |
bogdanm | 0:9b334a45a8ff | 649 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 650 | } |
bogdanm | 0:9b334a45a8ff | 651 | } |
bogdanm | 0:9b334a45a8ff | 652 | |
bogdanm | 0:9b334a45a8ff | 653 | /** |
bogdanm | 0:9b334a45a8ff | 654 | * @brief Send an amount of data in DMA mode |
bogdanm | 0:9b334a45a8ff | 655 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 656 | * @param pData: pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 657 | * @param Size: amount of data to be sent |
bogdanm | 0:9b334a45a8ff | 658 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 659 | */ |
bogdanm | 0:9b334a45a8ff | 660 | HAL_StatusTypeDef HAL_IRDA_Transmit_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
bogdanm | 0:9b334a45a8ff | 661 | { |
bogdanm | 0:9b334a45a8ff | 662 | uint32_t *tmp; |
bogdanm | 0:9b334a45a8ff | 663 | |
bogdanm | 0:9b334a45a8ff | 664 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_RX)) |
bogdanm | 0:9b334a45a8ff | 665 | { |
bogdanm | 0:9b334a45a8ff | 666 | if((pData == NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 667 | { |
bogdanm | 0:9b334a45a8ff | 668 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 669 | } |
bogdanm | 0:9b334a45a8ff | 670 | |
bogdanm | 0:9b334a45a8ff | 671 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 672 | __HAL_LOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 673 | |
bogdanm | 0:9b334a45a8ff | 674 | hirda->pTxBuffPtr = pData; |
bogdanm | 0:9b334a45a8ff | 675 | hirda->TxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 676 | hirda->TxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 677 | |
bogdanm | 0:9b334a45a8ff | 678 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 679 | |
bogdanm | 0:9b334a45a8ff | 680 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
bogdanm | 0:9b334a45a8ff | 681 | { |
bogdanm | 0:9b334a45a8ff | 682 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 683 | } |
bogdanm | 0:9b334a45a8ff | 684 | else |
bogdanm | 0:9b334a45a8ff | 685 | { |
bogdanm | 0:9b334a45a8ff | 686 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 687 | } |
bogdanm | 0:9b334a45a8ff | 688 | |
bogdanm | 0:9b334a45a8ff | 689 | /* Set the IRDA DMA transfer complete callback */ |
bogdanm | 0:9b334a45a8ff | 690 | hirda->hdmatx->XferCpltCallback = IRDA_DMATransmitCplt; |
bogdanm | 0:9b334a45a8ff | 691 | |
bogdanm | 0:9b334a45a8ff | 692 | /* Set the IRDA DMA half transfer complete callback */ |
bogdanm | 0:9b334a45a8ff | 693 | hirda->hdmatx->XferHalfCpltCallback = IRDA_DMATransmitHalfCplt; |
bogdanm | 0:9b334a45a8ff | 694 | |
bogdanm | 0:9b334a45a8ff | 695 | /* Set the DMA error callback */ |
bogdanm | 0:9b334a45a8ff | 696 | hirda->hdmatx->XferErrorCallback = IRDA_DMAError; |
bogdanm | 0:9b334a45a8ff | 697 | |
bogdanm | 0:9b334a45a8ff | 698 | /* Enable the IRDA transmit DMA channel */ |
bogdanm | 0:9b334a45a8ff | 699 | tmp = (uint32_t*)&pData; |
bogdanm | 0:9b334a45a8ff | 700 | HAL_DMA_Start_IT(hirda->hdmatx, *(uint32_t*)tmp, (uint32_t)&hirda->Instance->TDR, Size); |
bogdanm | 0:9b334a45a8ff | 701 | |
bogdanm | 0:9b334a45a8ff | 702 | /* Clear the TC flag in the SR register by writing 0 to it */ |
bogdanm | 0:9b334a45a8ff | 703 | __HAL_IRDA_CLEAR_FLAG(hirda, IRDA_FLAG_TC); |
bogdanm | 0:9b334a45a8ff | 704 | |
bogdanm | 0:9b334a45a8ff | 705 | /* Enable the DMA transfer for transmit request by setting the DMAT bit |
bogdanm | 0:9b334a45a8ff | 706 | in the IRDA CR3 register */ |
bogdanm | 0:9b334a45a8ff | 707 | hirda->Instance->CR3 |= USART_CR3_DMAT; |
bogdanm | 0:9b334a45a8ff | 708 | |
bogdanm | 0:9b334a45a8ff | 709 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 710 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 711 | |
bogdanm | 0:9b334a45a8ff | 712 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 713 | } |
bogdanm | 0:9b334a45a8ff | 714 | else |
bogdanm | 0:9b334a45a8ff | 715 | { |
bogdanm | 0:9b334a45a8ff | 716 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 717 | } |
bogdanm | 0:9b334a45a8ff | 718 | } |
bogdanm | 0:9b334a45a8ff | 719 | |
bogdanm | 0:9b334a45a8ff | 720 | /** |
bogdanm | 0:9b334a45a8ff | 721 | * @brief Receive an amount of data in DMA mode |
bogdanm | 0:9b334a45a8ff | 722 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 723 | * @param pData: pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 724 | * @param Size: amount of data to be received |
bogdanm | 0:9b334a45a8ff | 725 | * @note When the IRDA parity is enabled (PCE = 1), the received data contain |
bogdanm | 0:9b334a45a8ff | 726 | * the parity bit (MSB position) |
bogdanm | 0:9b334a45a8ff | 727 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 728 | */ |
bogdanm | 0:9b334a45a8ff | 729 | HAL_StatusTypeDef HAL_IRDA_Receive_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
bogdanm | 0:9b334a45a8ff | 730 | { |
bogdanm | 0:9b334a45a8ff | 731 | uint32_t *tmp; |
bogdanm | 0:9b334a45a8ff | 732 | |
bogdanm | 0:9b334a45a8ff | 733 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_TX)) |
bogdanm | 0:9b334a45a8ff | 734 | { |
bogdanm | 0:9b334a45a8ff | 735 | if((pData == NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 736 | { |
bogdanm | 0:9b334a45a8ff | 737 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 738 | } |
bogdanm | 0:9b334a45a8ff | 739 | |
bogdanm | 0:9b334a45a8ff | 740 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 741 | __HAL_LOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 742 | |
bogdanm | 0:9b334a45a8ff | 743 | hirda->pRxBuffPtr = pData; |
bogdanm | 0:9b334a45a8ff | 744 | hirda->RxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 745 | |
bogdanm | 0:9b334a45a8ff | 746 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 747 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
bogdanm | 0:9b334a45a8ff | 748 | { |
bogdanm | 0:9b334a45a8ff | 749 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 750 | } |
bogdanm | 0:9b334a45a8ff | 751 | else |
bogdanm | 0:9b334a45a8ff | 752 | { |
bogdanm | 0:9b334a45a8ff | 753 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 754 | } |
bogdanm | 0:9b334a45a8ff | 755 | |
bogdanm | 0:9b334a45a8ff | 756 | /* Set the IRDA DMA transfer complete callback */ |
bogdanm | 0:9b334a45a8ff | 757 | hirda->hdmarx->XferCpltCallback = IRDA_DMAReceiveCplt; |
bogdanm | 0:9b334a45a8ff | 758 | |
bogdanm | 0:9b334a45a8ff | 759 | /* Set the IRDA DMA half transfer complete callback */ |
bogdanm | 0:9b334a45a8ff | 760 | hirda->hdmarx->XferHalfCpltCallback = IRDA_DMAReceiveHalfCplt; |
bogdanm | 0:9b334a45a8ff | 761 | |
bogdanm | 0:9b334a45a8ff | 762 | /* Set the DMA error callback */ |
bogdanm | 0:9b334a45a8ff | 763 | hirda->hdmarx->XferErrorCallback = IRDA_DMAError; |
bogdanm | 0:9b334a45a8ff | 764 | |
bogdanm | 0:9b334a45a8ff | 765 | /* Enable the DMA channel */ |
bogdanm | 0:9b334a45a8ff | 766 | tmp = (uint32_t*)&pData; |
bogdanm | 0:9b334a45a8ff | 767 | HAL_DMA_Start_IT(hirda->hdmarx, (uint32_t)&hirda->Instance->RDR, *(uint32_t*)tmp, Size); |
bogdanm | 0:9b334a45a8ff | 768 | |
bogdanm | 0:9b334a45a8ff | 769 | /* Enable the DMA transfer for the receiver request by setting the DMAR bit |
bogdanm | 0:9b334a45a8ff | 770 | in the IRDA CR3 register */ |
bogdanm | 0:9b334a45a8ff | 771 | hirda->Instance->CR3 |= USART_CR3_DMAR; |
bogdanm | 0:9b334a45a8ff | 772 | |
bogdanm | 0:9b334a45a8ff | 773 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 774 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 775 | |
bogdanm | 0:9b334a45a8ff | 776 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 777 | } |
bogdanm | 0:9b334a45a8ff | 778 | else |
bogdanm | 0:9b334a45a8ff | 779 | { |
bogdanm | 0:9b334a45a8ff | 780 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 781 | } |
bogdanm | 0:9b334a45a8ff | 782 | } |
bogdanm | 0:9b334a45a8ff | 783 | |
bogdanm | 0:9b334a45a8ff | 784 | /** |
bogdanm | 0:9b334a45a8ff | 785 | * @brief Pauses the DMA Transfer. |
bogdanm | 0:9b334a45a8ff | 786 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 787 | * the configuration information for the specified IRDA module. |
bogdanm | 0:9b334a45a8ff | 788 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 789 | */ |
bogdanm | 0:9b334a45a8ff | 790 | HAL_StatusTypeDef HAL_IRDA_DMAPause(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 791 | { |
bogdanm | 0:9b334a45a8ff | 792 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 793 | __HAL_LOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 794 | |
bogdanm | 0:9b334a45a8ff | 795 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
bogdanm | 0:9b334a45a8ff | 796 | { |
bogdanm | 0:9b334a45a8ff | 797 | /* Disable the UART DMA Tx request */ |
bogdanm | 0:9b334a45a8ff | 798 | hirda->Instance->CR3 &= (uint32_t)(~USART_CR3_DMAT); |
bogdanm | 0:9b334a45a8ff | 799 | } |
bogdanm | 0:9b334a45a8ff | 800 | else if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
bogdanm | 0:9b334a45a8ff | 801 | { |
bogdanm | 0:9b334a45a8ff | 802 | /* Disable the UART DMA Rx request */ |
bogdanm | 0:9b334a45a8ff | 803 | hirda->Instance->CR3 &= (uint32_t)(~USART_CR3_DMAR); |
bogdanm | 0:9b334a45a8ff | 804 | } |
bogdanm | 0:9b334a45a8ff | 805 | else if (hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 806 | { |
bogdanm | 0:9b334a45a8ff | 807 | /* Disable the UART DMA Tx & Rx requests */ |
bogdanm | 0:9b334a45a8ff | 808 | hirda->Instance->CR3 &= (uint32_t)(~USART_CR3_DMAT); |
bogdanm | 0:9b334a45a8ff | 809 | hirda->Instance->CR3 &= (uint32_t)(~USART_CR3_DMAR); |
bogdanm | 0:9b334a45a8ff | 810 | } |
bogdanm | 0:9b334a45a8ff | 811 | |
bogdanm | 0:9b334a45a8ff | 812 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 813 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 814 | |
bogdanm | 0:9b334a45a8ff | 815 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 816 | } |
bogdanm | 0:9b334a45a8ff | 817 | |
bogdanm | 0:9b334a45a8ff | 818 | /** |
bogdanm | 0:9b334a45a8ff | 819 | * @brief Resumes the DMA Transfer. |
bogdanm | 0:9b334a45a8ff | 820 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 821 | * the configuration information for the specified UART module. |
bogdanm | 0:9b334a45a8ff | 822 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 823 | */ |
bogdanm | 0:9b334a45a8ff | 824 | HAL_StatusTypeDef HAL_IRDA_DMAResume(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 825 | { |
bogdanm | 0:9b334a45a8ff | 826 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 827 | __HAL_LOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 828 | |
bogdanm | 0:9b334a45a8ff | 829 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
bogdanm | 0:9b334a45a8ff | 830 | { |
bogdanm | 0:9b334a45a8ff | 831 | /* Enable the UART DMA Tx request */ |
bogdanm | 0:9b334a45a8ff | 832 | hirda->Instance->CR3 |= USART_CR3_DMAT; |
bogdanm | 0:9b334a45a8ff | 833 | } |
bogdanm | 0:9b334a45a8ff | 834 | else if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
bogdanm | 0:9b334a45a8ff | 835 | { |
bogdanm | 0:9b334a45a8ff | 836 | /* Clear the Overrun flag before resumming the Rx transfer*/ |
bogdanm | 0:9b334a45a8ff | 837 | __HAL_IRDA_CLEAR_IT(hirda, IRDA_CLEAR_OREF); |
bogdanm | 0:9b334a45a8ff | 838 | |
bogdanm | 0:9b334a45a8ff | 839 | /* Enable the UART DMA Rx request */ |
bogdanm | 0:9b334a45a8ff | 840 | hirda->Instance->CR3 |= USART_CR3_DMAR; |
bogdanm | 0:9b334a45a8ff | 841 | } |
bogdanm | 0:9b334a45a8ff | 842 | else if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 843 | { |
bogdanm | 0:9b334a45a8ff | 844 | /* Clear the Overrun flag before resumming the Rx transfer*/ |
bogdanm | 0:9b334a45a8ff | 845 | __HAL_IRDA_CLEAR_IT(hirda, IRDA_CLEAR_OREF); |
bogdanm | 0:9b334a45a8ff | 846 | |
bogdanm | 0:9b334a45a8ff | 847 | /* Enable the UART DMA Tx & Rx request */ |
bogdanm | 0:9b334a45a8ff | 848 | hirda->Instance->CR3 |= USART_CR3_DMAT; |
bogdanm | 0:9b334a45a8ff | 849 | hirda->Instance->CR3 |= USART_CR3_DMAR; |
bogdanm | 0:9b334a45a8ff | 850 | } |
bogdanm | 0:9b334a45a8ff | 851 | |
bogdanm | 0:9b334a45a8ff | 852 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 853 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 854 | |
bogdanm | 0:9b334a45a8ff | 855 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 856 | } |
bogdanm | 0:9b334a45a8ff | 857 | |
bogdanm | 0:9b334a45a8ff | 858 | /** |
bogdanm | 0:9b334a45a8ff | 859 | * @brief Stops the DMA Transfer. |
bogdanm | 0:9b334a45a8ff | 860 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 861 | * the configuration information for the specified UART module. |
bogdanm | 0:9b334a45a8ff | 862 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 863 | */ |
bogdanm | 0:9b334a45a8ff | 864 | HAL_StatusTypeDef HAL_IRDA_DMAStop(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 865 | { |
bogdanm | 0:9b334a45a8ff | 866 | /* The Lock is not implemented on this API to allow the user application |
bogdanm | 0:9b334a45a8ff | 867 | to call the HAL UART API under callbacks HAL_UART_TxCpltCallback() / HAL_UART_RxCpltCallback(): |
bogdanm | 0:9b334a45a8ff | 868 | when calling HAL_DMA_Abort() API the DMA TX/RX Transfer complete interrupt is generated |
bogdanm | 0:9b334a45a8ff | 869 | and the correspond call back is executed HAL_UART_TxCpltCallback() / HAL_UART_RxCpltCallback() |
bogdanm | 0:9b334a45a8ff | 870 | */ |
bogdanm | 0:9b334a45a8ff | 871 | |
bogdanm | 0:9b334a45a8ff | 872 | /* Disable the UART Tx/Rx DMA requests */ |
bogdanm | 0:9b334a45a8ff | 873 | hirda->Instance->CR3 &= ~USART_CR3_DMAT; |
bogdanm | 0:9b334a45a8ff | 874 | hirda->Instance->CR3 &= ~USART_CR3_DMAR; |
bogdanm | 0:9b334a45a8ff | 875 | |
bogdanm | 0:9b334a45a8ff | 876 | /* Abort the UART DMA tx channel */ |
bogdanm | 0:9b334a45a8ff | 877 | if(hirda->hdmatx != NULL) |
bogdanm | 0:9b334a45a8ff | 878 | { |
bogdanm | 0:9b334a45a8ff | 879 | HAL_DMA_Abort(hirda->hdmatx); |
bogdanm | 0:9b334a45a8ff | 880 | } |
bogdanm | 0:9b334a45a8ff | 881 | /* Abort the UART DMA rx channel */ |
bogdanm | 0:9b334a45a8ff | 882 | if(hirda->hdmarx != NULL) |
bogdanm | 0:9b334a45a8ff | 883 | { |
bogdanm | 0:9b334a45a8ff | 884 | HAL_DMA_Abort(hirda->hdmarx); |
bogdanm | 0:9b334a45a8ff | 885 | } |
bogdanm | 0:9b334a45a8ff | 886 | |
bogdanm | 0:9b334a45a8ff | 887 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 888 | |
bogdanm | 0:9b334a45a8ff | 889 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 890 | } |
bogdanm | 0:9b334a45a8ff | 891 | |
bogdanm | 0:9b334a45a8ff | 892 | /** |
bogdanm | 0:9b334a45a8ff | 893 | * @brief This function handles IRDA interrupt request. |
bogdanm | 0:9b334a45a8ff | 894 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 895 | * @retval None |
bogdanm | 0:9b334a45a8ff | 896 | */ |
bogdanm | 0:9b334a45a8ff | 897 | void HAL_IRDA_IRQHandler(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 898 | { |
bogdanm | 0:9b334a45a8ff | 899 | /* IRDA parity error interrupt occurred -------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 900 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_PE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_PE) != RESET)) |
bogdanm | 0:9b334a45a8ff | 901 | { |
bogdanm | 0:9b334a45a8ff | 902 | __HAL_IRDA_CLEAR_PEFLAG(hirda); |
bogdanm | 0:9b334a45a8ff | 903 | |
bogdanm | 0:9b334a45a8ff | 904 | hirda->ErrorCode |= HAL_IRDA_ERROR_PE; |
bogdanm | 0:9b334a45a8ff | 905 | /* Set the IRDA state ready to be able to start again the process */ |
bogdanm | 0:9b334a45a8ff | 906 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 907 | } |
bogdanm | 0:9b334a45a8ff | 908 | |
bogdanm | 0:9b334a45a8ff | 909 | /* IRDA frame error interrupt occured --------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 910 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_FE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR) != RESET)) |
bogdanm | 0:9b334a45a8ff | 911 | { |
bogdanm | 0:9b334a45a8ff | 912 | __HAL_IRDA_CLEAR_FEFLAG(hirda); |
bogdanm | 0:9b334a45a8ff | 913 | |
bogdanm | 0:9b334a45a8ff | 914 | hirda->ErrorCode |= HAL_IRDA_ERROR_FE; |
bogdanm | 0:9b334a45a8ff | 915 | /* Set the IRDA state ready to be able to start again the process */ |
bogdanm | 0:9b334a45a8ff | 916 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 917 | } |
bogdanm | 0:9b334a45a8ff | 918 | |
bogdanm | 0:9b334a45a8ff | 919 | /* IRDA noise error interrupt occured --------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 920 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_NE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR) != RESET)) |
bogdanm | 0:9b334a45a8ff | 921 | { |
bogdanm | 0:9b334a45a8ff | 922 | __HAL_IRDA_CLEAR_NEFLAG(hirda); |
bogdanm | 0:9b334a45a8ff | 923 | |
bogdanm | 0:9b334a45a8ff | 924 | hirda->ErrorCode |= HAL_IRDA_ERROR_NE; |
bogdanm | 0:9b334a45a8ff | 925 | /* Set the IRDA state ready to be able to start again the process */ |
bogdanm | 0:9b334a45a8ff | 926 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 927 | } |
bogdanm | 0:9b334a45a8ff | 928 | |
bogdanm | 0:9b334a45a8ff | 929 | /* IRDA Over-Run interrupt occured -----------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 930 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_ORE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR) != RESET)) |
bogdanm | 0:9b334a45a8ff | 931 | { |
bogdanm | 0:9b334a45a8ff | 932 | __HAL_IRDA_CLEAR_OREFLAG(hirda); |
bogdanm | 0:9b334a45a8ff | 933 | |
bogdanm | 0:9b334a45a8ff | 934 | hirda->ErrorCode |= HAL_IRDA_ERROR_ORE; |
bogdanm | 0:9b334a45a8ff | 935 | /* Set the IRDA state ready to be able to start again the process */ |
bogdanm | 0:9b334a45a8ff | 936 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 937 | } |
bogdanm | 0:9b334a45a8ff | 938 | |
bogdanm | 0:9b334a45a8ff | 939 | /* Call IRDA Error Call back function if need be --------------------------*/ |
bogdanm | 0:9b334a45a8ff | 940 | if(hirda->ErrorCode != HAL_IRDA_ERROR_NONE) |
bogdanm | 0:9b334a45a8ff | 941 | { |
bogdanm | 0:9b334a45a8ff | 942 | HAL_IRDA_ErrorCallback(hirda); |
bogdanm | 0:9b334a45a8ff | 943 | } |
bogdanm | 0:9b334a45a8ff | 944 | |
bogdanm | 0:9b334a45a8ff | 945 | /* IRDA in mode Receiver ---------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 946 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_RXNE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_RXNE) != RESET)) |
bogdanm | 0:9b334a45a8ff | 947 | { |
bogdanm | 0:9b334a45a8ff | 948 | IRDA_Receive_IT(hirda); |
bogdanm | 0:9b334a45a8ff | 949 | /* Clear RXNE interrupt flag */ |
bogdanm | 0:9b334a45a8ff | 950 | __HAL_IRDA_SEND_REQ(hirda, IRDA_RXDATA_FLUSH_REQUEST); |
bogdanm | 0:9b334a45a8ff | 951 | } |
bogdanm | 0:9b334a45a8ff | 952 | |
bogdanm | 0:9b334a45a8ff | 953 | /* IRDA in mode Transmitter ------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 954 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_TXE) != RESET) &&(__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_TXE) != RESET)) |
bogdanm | 0:9b334a45a8ff | 955 | { |
bogdanm | 0:9b334a45a8ff | 956 | IRDA_Transmit_IT(hirda); |
bogdanm | 0:9b334a45a8ff | 957 | } |
bogdanm | 0:9b334a45a8ff | 958 | |
bogdanm | 0:9b334a45a8ff | 959 | /* IRDA in mode Transmitter (transmission end) -----------------------------*/ |
bogdanm | 0:9b334a45a8ff | 960 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_TC) != RESET) &&(__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_TC) != RESET)) |
bogdanm | 0:9b334a45a8ff | 961 | { |
bogdanm | 0:9b334a45a8ff | 962 | IRDA_EndTransmit_IT(hirda); |
bogdanm | 0:9b334a45a8ff | 963 | } |
bogdanm | 0:9b334a45a8ff | 964 | |
bogdanm | 0:9b334a45a8ff | 965 | } |
bogdanm | 0:9b334a45a8ff | 966 | |
bogdanm | 0:9b334a45a8ff | 967 | /** |
bogdanm | 0:9b334a45a8ff | 968 | * @brief Tx Half Transfer completed callback |
bogdanm | 0:9b334a45a8ff | 969 | * @param hirda: irda handle |
bogdanm | 0:9b334a45a8ff | 970 | * @retval None |
bogdanm | 0:9b334a45a8ff | 971 | */ |
bogdanm | 0:9b334a45a8ff | 972 | __weak void HAL_IRDA_TxHalfCpltCallback(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 973 | { |
mbed_official | 113:b3775bf36a83 | 974 | /* Prevent unused argument(s) compilation warning */ |
mbed_official | 113:b3775bf36a83 | 975 | UNUSED(hirda); |
mbed_official | 113:b3775bf36a83 | 976 | |
bogdanm | 0:9b334a45a8ff | 977 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 978 | the HAL_IRDA_TxHalfCpltCallback can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 979 | */ |
bogdanm | 0:9b334a45a8ff | 980 | } |
bogdanm | 0:9b334a45a8ff | 981 | |
bogdanm | 0:9b334a45a8ff | 982 | /** |
bogdanm | 0:9b334a45a8ff | 983 | * @brief Tx Transfer completed callback |
bogdanm | 0:9b334a45a8ff | 984 | * @param hirda: irda handle |
bogdanm | 0:9b334a45a8ff | 985 | * @retval None |
bogdanm | 0:9b334a45a8ff | 986 | */ |
bogdanm | 0:9b334a45a8ff | 987 | __weak void HAL_IRDA_TxCpltCallback(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 988 | { |
mbed_official | 113:b3775bf36a83 | 989 | /* Prevent unused argument(s) compilation warning */ |
mbed_official | 113:b3775bf36a83 | 990 | UNUSED(hirda); |
mbed_official | 113:b3775bf36a83 | 991 | |
bogdanm | 0:9b334a45a8ff | 992 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 993 | the HAL_IRDA_TxCpltCallback can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 994 | */ |
bogdanm | 0:9b334a45a8ff | 995 | } |
bogdanm | 0:9b334a45a8ff | 996 | |
bogdanm | 0:9b334a45a8ff | 997 | /** |
bogdanm | 0:9b334a45a8ff | 998 | * @brief Rx Half Transfer completed callback |
bogdanm | 0:9b334a45a8ff | 999 | * @param hirda: irda handle |
bogdanm | 0:9b334a45a8ff | 1000 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1001 | */ |
bogdanm | 0:9b334a45a8ff | 1002 | __weak void HAL_IRDA_RxHalfCpltCallback(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1003 | { |
mbed_official | 113:b3775bf36a83 | 1004 | /* Prevent unused argument(s) compilation warning */ |
mbed_official | 113:b3775bf36a83 | 1005 | UNUSED(hirda); |
mbed_official | 113:b3775bf36a83 | 1006 | |
bogdanm | 0:9b334a45a8ff | 1007 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 1008 | the HAL_IRDA_RxHalfCpltCallback can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 1009 | */ |
bogdanm | 0:9b334a45a8ff | 1010 | } |
bogdanm | 0:9b334a45a8ff | 1011 | |
bogdanm | 0:9b334a45a8ff | 1012 | /** |
bogdanm | 0:9b334a45a8ff | 1013 | * @brief Rx Transfer completed callback |
bogdanm | 0:9b334a45a8ff | 1014 | * @param hirda: irda handle |
bogdanm | 0:9b334a45a8ff | 1015 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1016 | */ |
bogdanm | 0:9b334a45a8ff | 1017 | __weak void HAL_IRDA_RxCpltCallback(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1018 | { |
mbed_official | 113:b3775bf36a83 | 1019 | /* Prevent unused argument(s) compilation warning */ |
mbed_official | 113:b3775bf36a83 | 1020 | UNUSED(hirda); |
mbed_official | 113:b3775bf36a83 | 1021 | |
bogdanm | 0:9b334a45a8ff | 1022 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 1023 | the HAL_IRDA_RxCpltCallback can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 1024 | */ |
bogdanm | 0:9b334a45a8ff | 1025 | } |
bogdanm | 0:9b334a45a8ff | 1026 | |
bogdanm | 0:9b334a45a8ff | 1027 | /** |
bogdanm | 0:9b334a45a8ff | 1028 | * @brief IRDA error callback |
bogdanm | 0:9b334a45a8ff | 1029 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 1030 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1031 | */ |
bogdanm | 0:9b334a45a8ff | 1032 | __weak void HAL_IRDA_ErrorCallback(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1033 | { |
mbed_official | 113:b3775bf36a83 | 1034 | /* Prevent unused argument(s) compilation warning */ |
mbed_official | 113:b3775bf36a83 | 1035 | UNUSED(hirda); |
mbed_official | 113:b3775bf36a83 | 1036 | |
bogdanm | 0:9b334a45a8ff | 1037 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 1038 | the HAL_IRDA_ErrorCallback can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 1039 | */ |
bogdanm | 0:9b334a45a8ff | 1040 | } |
bogdanm | 0:9b334a45a8ff | 1041 | |
bogdanm | 0:9b334a45a8ff | 1042 | /** |
bogdanm | 0:9b334a45a8ff | 1043 | * @} |
bogdanm | 0:9b334a45a8ff | 1044 | */ |
bogdanm | 0:9b334a45a8ff | 1045 | |
bogdanm | 0:9b334a45a8ff | 1046 | /** @addtogroup IRDA_Exported_Functions_Group3 |
bogdanm | 0:9b334a45a8ff | 1047 | * @brief IRDA control functions |
bogdanm | 0:9b334a45a8ff | 1048 | * |
bogdanm | 0:9b334a45a8ff | 1049 | @verbatim |
bogdanm | 0:9b334a45a8ff | 1050 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 1051 | ##### Peripheral Control functions ##### |
bogdanm | 0:9b334a45a8ff | 1052 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 1053 | [..] |
bogdanm | 0:9b334a45a8ff | 1054 | This subsection provides a set of functions allowing to control the IRDA. |
bogdanm | 0:9b334a45a8ff | 1055 | (+) HAL_IRDA_GetState() API can be helpful to check in run-time the state of the IRDA peripheral. |
bogdanm | 0:9b334a45a8ff | 1056 | (+) IRDA_SetConfig() API is used to configure the IRDA communications parameters. |
bogdanm | 0:9b334a45a8ff | 1057 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 1058 | * @{ |
bogdanm | 0:9b334a45a8ff | 1059 | */ |
bogdanm | 0:9b334a45a8ff | 1060 | |
bogdanm | 0:9b334a45a8ff | 1061 | /** |
bogdanm | 0:9b334a45a8ff | 1062 | * @brief return the IRDA state |
bogdanm | 0:9b334a45a8ff | 1063 | * @param hirda: irda handle |
bogdanm | 0:9b334a45a8ff | 1064 | * @retval HAL state |
bogdanm | 0:9b334a45a8ff | 1065 | */ |
bogdanm | 0:9b334a45a8ff | 1066 | HAL_IRDA_StateTypeDef HAL_IRDA_GetState(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1067 | { |
bogdanm | 0:9b334a45a8ff | 1068 | return hirda->State; |
bogdanm | 0:9b334a45a8ff | 1069 | } |
bogdanm | 0:9b334a45a8ff | 1070 | |
bogdanm | 0:9b334a45a8ff | 1071 | /** |
bogdanm | 0:9b334a45a8ff | 1072 | * @brief Return the IRDA error code |
bogdanm | 0:9b334a45a8ff | 1073 | * @param hirda : pointer to a IRDA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1074 | * the configuration information for the specified IRDA. |
bogdanm | 0:9b334a45a8ff | 1075 | * @retval IRDA Error Code |
bogdanm | 0:9b334a45a8ff | 1076 | */ |
bogdanm | 0:9b334a45a8ff | 1077 | uint32_t HAL_IRDA_GetError(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1078 | { |
bogdanm | 0:9b334a45a8ff | 1079 | return hirda->ErrorCode; |
bogdanm | 0:9b334a45a8ff | 1080 | } |
bogdanm | 0:9b334a45a8ff | 1081 | |
bogdanm | 0:9b334a45a8ff | 1082 | /** |
bogdanm | 0:9b334a45a8ff | 1083 | * @} |
bogdanm | 0:9b334a45a8ff | 1084 | */ |
bogdanm | 0:9b334a45a8ff | 1085 | |
bogdanm | 0:9b334a45a8ff | 1086 | /** |
mbed_official | 113:b3775bf36a83 | 1087 | * @} |
mbed_official | 113:b3775bf36a83 | 1088 | */ |
mbed_official | 113:b3775bf36a83 | 1089 | |
mbed_official | 113:b3775bf36a83 | 1090 | /** @addtogroup IRDA_Private |
mbed_official | 113:b3775bf36a83 | 1091 | * @{ |
mbed_official | 113:b3775bf36a83 | 1092 | */ |
mbed_official | 113:b3775bf36a83 | 1093 | /** |
bogdanm | 0:9b334a45a8ff | 1094 | * @brief Configure the IRDA peripheral |
bogdanm | 0:9b334a45a8ff | 1095 | * @param hirda: irda handle |
bogdanm | 0:9b334a45a8ff | 1096 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1097 | */ |
bogdanm | 0:9b334a45a8ff | 1098 | static void IRDA_SetConfig(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1099 | { |
bogdanm | 0:9b334a45a8ff | 1100 | uint32_t tmpreg = 0x00000000; |
bogdanm | 0:9b334a45a8ff | 1101 | uint32_t clocksource = 0x00000000; |
bogdanm | 0:9b334a45a8ff | 1102 | |
bogdanm | 0:9b334a45a8ff | 1103 | /* Check the communication parameters */ |
bogdanm | 0:9b334a45a8ff | 1104 | assert_param(IS_IRDA_BAUDRATE(hirda->Init.BaudRate)); |
bogdanm | 0:9b334a45a8ff | 1105 | assert_param(IS_IRDA_WORD_LENGTH(hirda->Init.WordLength)); |
bogdanm | 0:9b334a45a8ff | 1106 | assert_param(IS_IRDA_PARITY(hirda->Init.Parity)); |
bogdanm | 0:9b334a45a8ff | 1107 | assert_param(IS_IRDA_TX_RX_MODE(hirda->Init.Mode)); |
bogdanm | 0:9b334a45a8ff | 1108 | assert_param(IS_IRDA_PRESCALER(hirda->Init.Prescaler)); |
bogdanm | 0:9b334a45a8ff | 1109 | assert_param(IS_IRDA_POWERMODE(hirda->Init.PowerMode)); |
bogdanm | 0:9b334a45a8ff | 1110 | /*-------------------------- USART CR1 Configuration -----------------------*/ |
bogdanm | 0:9b334a45a8ff | 1111 | /* Configure the IRDA Word Length, Parity and transfer Mode: |
bogdanm | 0:9b334a45a8ff | 1112 | Set the M bits according to hirda->Init.WordLength value |
bogdanm | 0:9b334a45a8ff | 1113 | Set PCE and PS bits according to hirda->Init.Parity value |
bogdanm | 0:9b334a45a8ff | 1114 | Set TE and RE bits according to hirda->Init.Mode value */ |
bogdanm | 0:9b334a45a8ff | 1115 | tmpreg = (uint32_t)hirda->Init.WordLength | hirda->Init.Parity | hirda->Init.Mode ; |
bogdanm | 0:9b334a45a8ff | 1116 | |
bogdanm | 0:9b334a45a8ff | 1117 | MODIFY_REG(hirda->Instance->CR1, IRDA_CR1_FIELDS, tmpreg); |
bogdanm | 0:9b334a45a8ff | 1118 | |
bogdanm | 0:9b334a45a8ff | 1119 | /*-------------------------- USART CR3 Configuration -----------------------*/ |
bogdanm | 0:9b334a45a8ff | 1120 | MODIFY_REG(hirda->Instance->CR3, USART_CR3_IRLP, hirda->Init.PowerMode); |
bogdanm | 0:9b334a45a8ff | 1121 | |
bogdanm | 0:9b334a45a8ff | 1122 | /*-------------------------- USART GTPR Configuration ----------------------*/ |
bogdanm | 0:9b334a45a8ff | 1123 | MODIFY_REG(hirda->Instance->GTPR, (uint32_t)USART_GTPR_PSC, hirda->Init.Prescaler); |
bogdanm | 0:9b334a45a8ff | 1124 | |
bogdanm | 0:9b334a45a8ff | 1125 | /*-------------------------- USART BRR Configuration -----------------------*/ |
bogdanm | 0:9b334a45a8ff | 1126 | IRDA_GETCLOCKSOURCE(hirda, clocksource); |
bogdanm | 0:9b334a45a8ff | 1127 | switch (clocksource) |
bogdanm | 0:9b334a45a8ff | 1128 | { |
bogdanm | 0:9b334a45a8ff | 1129 | case IRDA_CLOCKSOURCE_PCLK1: |
bogdanm | 0:9b334a45a8ff | 1130 | hirda->Instance->BRR = (uint16_t)(HAL_RCC_GetPCLK1Freq() / hirda->Init.BaudRate); |
bogdanm | 0:9b334a45a8ff | 1131 | break; |
bogdanm | 0:9b334a45a8ff | 1132 | case IRDA_CLOCKSOURCE_PCLK2: |
bogdanm | 0:9b334a45a8ff | 1133 | hirda->Instance->BRR = (uint16_t)(HAL_RCC_GetPCLK2Freq() / hirda->Init.BaudRate); |
bogdanm | 0:9b334a45a8ff | 1134 | break; |
bogdanm | 0:9b334a45a8ff | 1135 | case IRDA_CLOCKSOURCE_HSI: |
bogdanm | 0:9b334a45a8ff | 1136 | hirda->Instance->BRR = (uint16_t)(HSI_VALUE / hirda->Init.BaudRate); |
bogdanm | 0:9b334a45a8ff | 1137 | break; |
bogdanm | 0:9b334a45a8ff | 1138 | case IRDA_CLOCKSOURCE_SYSCLK: |
bogdanm | 0:9b334a45a8ff | 1139 | hirda->Instance->BRR = (uint16_t)(HAL_RCC_GetSysClockFreq() / hirda->Init.BaudRate); |
bogdanm | 0:9b334a45a8ff | 1140 | break; |
bogdanm | 0:9b334a45a8ff | 1141 | case IRDA_CLOCKSOURCE_LSE: |
bogdanm | 0:9b334a45a8ff | 1142 | hirda->Instance->BRR = (uint16_t)(LSE_VALUE / hirda->Init.BaudRate); |
bogdanm | 0:9b334a45a8ff | 1143 | break; |
bogdanm | 0:9b334a45a8ff | 1144 | default: |
bogdanm | 0:9b334a45a8ff | 1145 | break; |
bogdanm | 0:9b334a45a8ff | 1146 | } |
bogdanm | 0:9b334a45a8ff | 1147 | } |
bogdanm | 0:9b334a45a8ff | 1148 | |
bogdanm | 0:9b334a45a8ff | 1149 | /** |
bogdanm | 0:9b334a45a8ff | 1150 | * @brief Check the IRDA Idle State |
bogdanm | 0:9b334a45a8ff | 1151 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 1152 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1153 | */ |
bogdanm | 0:9b334a45a8ff | 1154 | static HAL_StatusTypeDef IRDA_CheckIdleState(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1155 | { |
bogdanm | 0:9b334a45a8ff | 1156 | /* Initialize the IRDA ErrorCode */ |
bogdanm | 0:9b334a45a8ff | 1157 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 1158 | |
bogdanm | 0:9b334a45a8ff | 1159 | /* Check if the Transmitter is enabled */ |
bogdanm | 0:9b334a45a8ff | 1160 | if((hirda->Instance->CR1 & USART_CR1_TE) == USART_CR1_TE) |
bogdanm | 0:9b334a45a8ff | 1161 | { |
bogdanm | 0:9b334a45a8ff | 1162 | /* Wait until TEACK flag is set */ |
bogdanm | 0:9b334a45a8ff | 1163 | if(IRDA_WaitOnFlagUntilTimeout(hirda, USART_ISR_TEACK, RESET, TEACK_REACK_TIMEOUT) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 1164 | { |
bogdanm | 0:9b334a45a8ff | 1165 | hirda->State= HAL_IRDA_STATE_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1166 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1167 | } |
bogdanm | 0:9b334a45a8ff | 1168 | } |
bogdanm | 0:9b334a45a8ff | 1169 | /* Check if the Receiver is enabled */ |
bogdanm | 0:9b334a45a8ff | 1170 | if((hirda->Instance->CR1 & USART_CR1_RE) == USART_CR1_RE) |
bogdanm | 0:9b334a45a8ff | 1171 | { |
bogdanm | 0:9b334a45a8ff | 1172 | if(IRDA_WaitOnFlagUntilTimeout(hirda, USART_ISR_REACK, RESET, TEACK_REACK_TIMEOUT) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 1173 | { |
bogdanm | 0:9b334a45a8ff | 1174 | hirda->State= HAL_IRDA_STATE_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1175 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1176 | } |
bogdanm | 0:9b334a45a8ff | 1177 | } |
bogdanm | 0:9b334a45a8ff | 1178 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 1179 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 1180 | |
bogdanm | 0:9b334a45a8ff | 1181 | /* Initialize the IRDA state*/ |
bogdanm | 0:9b334a45a8ff | 1182 | hirda->State= HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1183 | |
bogdanm | 0:9b334a45a8ff | 1184 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1185 | } |
bogdanm | 0:9b334a45a8ff | 1186 | |
bogdanm | 0:9b334a45a8ff | 1187 | /** |
bogdanm | 0:9b334a45a8ff | 1188 | * @brief Handle IRDA Communication Timeout. |
bogdanm | 0:9b334a45a8ff | 1189 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 1190 | * @param Flag: specifies the IRDA flag to check. |
bogdanm | 0:9b334a45a8ff | 1191 | * @param Status: the flag status (SET or RESET). The function is locked in a while loop as long as the flag remains set to Status. |
bogdanm | 0:9b334a45a8ff | 1192 | * @param Timeout: Timeout duration |
bogdanm | 0:9b334a45a8ff | 1193 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1194 | */ |
bogdanm | 0:9b334a45a8ff | 1195 | static HAL_StatusTypeDef IRDA_WaitOnFlagUntilTimeout(IRDA_HandleTypeDef *hirda, uint32_t Flag, FlagStatus Status, uint32_t Timeout) |
bogdanm | 0:9b334a45a8ff | 1196 | { |
bogdanm | 0:9b334a45a8ff | 1197 | uint32_t tickstart = 0x00; |
bogdanm | 0:9b334a45a8ff | 1198 | tickstart = HAL_GetTick(); |
bogdanm | 0:9b334a45a8ff | 1199 | |
bogdanm | 0:9b334a45a8ff | 1200 | /* Wait until flag is set */ |
bogdanm | 0:9b334a45a8ff | 1201 | if(Status == RESET) |
bogdanm | 0:9b334a45a8ff | 1202 | { |
bogdanm | 0:9b334a45a8ff | 1203 | while(__HAL_IRDA_GET_FLAG(hirda, Flag) == RESET) |
bogdanm | 0:9b334a45a8ff | 1204 | { |
bogdanm | 0:9b334a45a8ff | 1205 | /* Check for the Timeout */ |
bogdanm | 0:9b334a45a8ff | 1206 | if(Timeout != HAL_MAX_DELAY) |
bogdanm | 0:9b334a45a8ff | 1207 | { |
bogdanm | 0:9b334a45a8ff | 1208 | if((Timeout == 0)||((HAL_GetTick() - tickstart ) > Timeout)) |
bogdanm | 0:9b334a45a8ff | 1209 | { |
bogdanm | 0:9b334a45a8ff | 1210 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
bogdanm | 0:9b334a45a8ff | 1211 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 1212 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 1213 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
bogdanm | 0:9b334a45a8ff | 1214 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 1215 | |
bogdanm | 0:9b334a45a8ff | 1216 | hirda->State= HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1217 | |
bogdanm | 0:9b334a45a8ff | 1218 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 1219 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 1220 | |
bogdanm | 0:9b334a45a8ff | 1221 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1222 | } |
bogdanm | 0:9b334a45a8ff | 1223 | } |
bogdanm | 0:9b334a45a8ff | 1224 | } |
bogdanm | 0:9b334a45a8ff | 1225 | } |
bogdanm | 0:9b334a45a8ff | 1226 | else |
bogdanm | 0:9b334a45a8ff | 1227 | { |
bogdanm | 0:9b334a45a8ff | 1228 | while(__HAL_IRDA_GET_FLAG(hirda, Flag) != RESET) |
bogdanm | 0:9b334a45a8ff | 1229 | { |
bogdanm | 0:9b334a45a8ff | 1230 | /* Check for the Timeout */ |
bogdanm | 0:9b334a45a8ff | 1231 | if(Timeout != HAL_MAX_DELAY) |
bogdanm | 0:9b334a45a8ff | 1232 | { |
bogdanm | 0:9b334a45a8ff | 1233 | if((Timeout == 0)||((HAL_GetTick() - tickstart ) > Timeout)) |
bogdanm | 0:9b334a45a8ff | 1234 | { |
bogdanm | 0:9b334a45a8ff | 1235 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
bogdanm | 0:9b334a45a8ff | 1236 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 1237 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 1238 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
bogdanm | 0:9b334a45a8ff | 1239 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 1240 | |
bogdanm | 0:9b334a45a8ff | 1241 | hirda->State= HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1242 | |
bogdanm | 0:9b334a45a8ff | 1243 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 1244 | __HAL_UNLOCK(hirda); |
bogdanm | 0:9b334a45a8ff | 1245 | |
bogdanm | 0:9b334a45a8ff | 1246 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1247 | } |
bogdanm | 0:9b334a45a8ff | 1248 | } |
bogdanm | 0:9b334a45a8ff | 1249 | } |
bogdanm | 0:9b334a45a8ff | 1250 | } |
bogdanm | 0:9b334a45a8ff | 1251 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1252 | } |
bogdanm | 0:9b334a45a8ff | 1253 | |
bogdanm | 0:9b334a45a8ff | 1254 | /** |
bogdanm | 0:9b334a45a8ff | 1255 | * @brief Receive an amount of data in non blocking mode. |
bogdanm | 0:9b334a45a8ff | 1256 | * Function called under interruption only, once |
bogdanm | 0:9b334a45a8ff | 1257 | * interruptions have been enabled by HAL_IRDA_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 1258 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 1259 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1260 | */ |
bogdanm | 0:9b334a45a8ff | 1261 | static HAL_StatusTypeDef IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1262 | { |
bogdanm | 0:9b334a45a8ff | 1263 | uint16_t* tmp; |
bogdanm | 0:9b334a45a8ff | 1264 | |
bogdanm | 0:9b334a45a8ff | 1265 | if((hirda->State == HAL_IRDA_STATE_BUSY_TX) || (hirda->State == HAL_IRDA_STATE_BUSY_TX_RX)) |
bogdanm | 0:9b334a45a8ff | 1266 | { |
bogdanm | 0:9b334a45a8ff | 1267 | |
bogdanm | 0:9b334a45a8ff | 1268 | if(hirda->TxXferCount == 0) |
bogdanm | 0:9b334a45a8ff | 1269 | { |
bogdanm | 0:9b334a45a8ff | 1270 | /* Disable the IRDA Transmit Data Register Empty Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1271 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 1272 | |
bogdanm | 0:9b334a45a8ff | 1273 | /* Enable the IRDA Transmit Complete Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1274 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_TC); |
bogdanm | 0:9b334a45a8ff | 1275 | |
bogdanm | 0:9b334a45a8ff | 1276 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1277 | } |
bogdanm | 0:9b334a45a8ff | 1278 | else |
bogdanm | 0:9b334a45a8ff | 1279 | { |
bogdanm | 0:9b334a45a8ff | 1280 | if ((hirda->Init.WordLength == IRDA_WORDLENGTH_9B) && (hirda->Init.Parity == IRDA_PARITY_NONE)) |
bogdanm | 0:9b334a45a8ff | 1281 | { |
bogdanm | 0:9b334a45a8ff | 1282 | tmp = (uint16_t*) hirda->pTxBuffPtr; |
bogdanm | 0:9b334a45a8ff | 1283 | hirda->Instance->TDR = (*tmp & (uint16_t)0x01FF); |
bogdanm | 0:9b334a45a8ff | 1284 | hirda->pTxBuffPtr += 2; |
bogdanm | 0:9b334a45a8ff | 1285 | } |
bogdanm | 0:9b334a45a8ff | 1286 | else |
bogdanm | 0:9b334a45a8ff | 1287 | { |
bogdanm | 0:9b334a45a8ff | 1288 | hirda->Instance->TDR = (uint8_t)(*hirda->pTxBuffPtr++ & (uint8_t)0xFF); |
bogdanm | 0:9b334a45a8ff | 1289 | } |
bogdanm | 0:9b334a45a8ff | 1290 | hirda->TxXferCount--; |
bogdanm | 0:9b334a45a8ff | 1291 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1292 | } |
bogdanm | 0:9b334a45a8ff | 1293 | } |
bogdanm | 0:9b334a45a8ff | 1294 | else |
bogdanm | 0:9b334a45a8ff | 1295 | { |
bogdanm | 0:9b334a45a8ff | 1296 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 1297 | } |
bogdanm | 0:9b334a45a8ff | 1298 | } |
bogdanm | 0:9b334a45a8ff | 1299 | /** |
bogdanm | 0:9b334a45a8ff | 1300 | * @brief Wraps up transmission in non blocking mode. |
bogdanm | 0:9b334a45a8ff | 1301 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1302 | * the configuration information for the specified IRDA module. |
bogdanm | 0:9b334a45a8ff | 1303 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1304 | */ |
bogdanm | 0:9b334a45a8ff | 1305 | static HAL_StatusTypeDef IRDA_EndTransmit_IT(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1306 | { |
bogdanm | 0:9b334a45a8ff | 1307 | /* Disable the IRDA Transmit Complete Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1308 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TC); |
bogdanm | 0:9b334a45a8ff | 1309 | |
bogdanm | 0:9b334a45a8ff | 1310 | /* Check if a receive process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 1311 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 1312 | { |
bogdanm | 0:9b334a45a8ff | 1313 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 1314 | } |
bogdanm | 0:9b334a45a8ff | 1315 | else |
bogdanm | 0:9b334a45a8ff | 1316 | { |
bogdanm | 0:9b334a45a8ff | 1317 | /* Disable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
bogdanm | 0:9b334a45a8ff | 1318 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 1319 | |
bogdanm | 0:9b334a45a8ff | 1320 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1321 | } |
bogdanm | 0:9b334a45a8ff | 1322 | |
bogdanm | 0:9b334a45a8ff | 1323 | HAL_IRDA_TxCpltCallback(hirda); |
bogdanm | 0:9b334a45a8ff | 1324 | |
bogdanm | 0:9b334a45a8ff | 1325 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1326 | } |
bogdanm | 0:9b334a45a8ff | 1327 | |
bogdanm | 0:9b334a45a8ff | 1328 | /** |
bogdanm | 0:9b334a45a8ff | 1329 | * @brief Receive an amount of data in non blocking mode. |
bogdanm | 0:9b334a45a8ff | 1330 | * Function called under interruption only, once |
bogdanm | 0:9b334a45a8ff | 1331 | * interruptions have been enabled by HAL_IRDA_Receive_IT() |
bogdanm | 0:9b334a45a8ff | 1332 | * @param hirda: IRDA handle |
bogdanm | 0:9b334a45a8ff | 1333 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1334 | */ |
bogdanm | 0:9b334a45a8ff | 1335 | static HAL_StatusTypeDef IRDA_Receive_IT(IRDA_HandleTypeDef *hirda) |
bogdanm | 0:9b334a45a8ff | 1336 | { |
bogdanm | 0:9b334a45a8ff | 1337 | uint16_t* tmp; |
bogdanm | 0:9b334a45a8ff | 1338 | uint16_t uhMask = hirda->Mask; |
bogdanm | 0:9b334a45a8ff | 1339 | |
bogdanm | 0:9b334a45a8ff | 1340 | if ((hirda->State == HAL_IRDA_STATE_BUSY_RX) || (hirda->State == HAL_IRDA_STATE_BUSY_TX_RX)) |
bogdanm | 0:9b334a45a8ff | 1341 | { |
bogdanm | 0:9b334a45a8ff | 1342 | if ((hirda->Init.WordLength == IRDA_WORDLENGTH_9B) && (hirda->Init.Parity == IRDA_PARITY_NONE)) |
bogdanm | 0:9b334a45a8ff | 1343 | { |
bogdanm | 0:9b334a45a8ff | 1344 | tmp = (uint16_t*) hirda->pRxBuffPtr ; |
bogdanm | 0:9b334a45a8ff | 1345 | *tmp = (uint16_t)(hirda->Instance->RDR & uhMask); |
bogdanm | 0:9b334a45a8ff | 1346 | hirda->pRxBuffPtr +=2; |
bogdanm | 0:9b334a45a8ff | 1347 | } |
bogdanm | 0:9b334a45a8ff | 1348 | else |
bogdanm | 0:9b334a45a8ff | 1349 | { |
bogdanm | 0:9b334a45a8ff | 1350 | *hirda->pRxBuffPtr++ = (uint8_t)(hirda->Instance->RDR & (uint8_t)uhMask); |
bogdanm | 0:9b334a45a8ff | 1351 | } |
bogdanm | 0:9b334a45a8ff | 1352 | |
bogdanm | 0:9b334a45a8ff | 1353 | if(--hirda->RxXferCount == 0) |
bogdanm | 0:9b334a45a8ff | 1354 | { |
bogdanm | 0:9b334a45a8ff | 1355 | while(HAL_IS_BIT_SET(hirda->Instance->ISR, IRDA_FLAG_RXNE)) |
bogdanm | 0:9b334a45a8ff | 1356 | { |
bogdanm | 0:9b334a45a8ff | 1357 | } |
bogdanm | 0:9b334a45a8ff | 1358 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 1359 | |
bogdanm | 0:9b334a45a8ff | 1360 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 1361 | { |
bogdanm | 0:9b334a45a8ff | 1362 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 1363 | } |
bogdanm | 0:9b334a45a8ff | 1364 | else |
bogdanm | 0:9b334a45a8ff | 1365 | { |
bogdanm | 0:9b334a45a8ff | 1366 | /* Disable the IRDA Parity Error Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1367 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
bogdanm | 0:9b334a45a8ff | 1368 | |
bogdanm | 0:9b334a45a8ff | 1369 | /* Disable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
bogdanm | 0:9b334a45a8ff | 1370 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 1371 | |
bogdanm | 0:9b334a45a8ff | 1372 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1373 | } |
bogdanm | 0:9b334a45a8ff | 1374 | |
bogdanm | 0:9b334a45a8ff | 1375 | HAL_IRDA_RxCpltCallback(hirda); |
bogdanm | 0:9b334a45a8ff | 1376 | |
bogdanm | 0:9b334a45a8ff | 1377 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1378 | } |
bogdanm | 0:9b334a45a8ff | 1379 | |
bogdanm | 0:9b334a45a8ff | 1380 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1381 | } |
bogdanm | 0:9b334a45a8ff | 1382 | else |
bogdanm | 0:9b334a45a8ff | 1383 | { |
bogdanm | 0:9b334a45a8ff | 1384 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 1385 | } |
bogdanm | 0:9b334a45a8ff | 1386 | } |
bogdanm | 0:9b334a45a8ff | 1387 | |
bogdanm | 0:9b334a45a8ff | 1388 | /** |
bogdanm | 0:9b334a45a8ff | 1389 | * @brief DMA IRDA Tx transfer completed callback |
bogdanm | 0:9b334a45a8ff | 1390 | * @param hdma: DMA handle |
bogdanm | 0:9b334a45a8ff | 1391 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1392 | */ |
bogdanm | 0:9b334a45a8ff | 1393 | static void IRDA_DMATransmitCplt(DMA_HandleTypeDef *hdma) |
bogdanm | 0:9b334a45a8ff | 1394 | { |
bogdanm | 0:9b334a45a8ff | 1395 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
bogdanm | 0:9b334a45a8ff | 1396 | |
bogdanm | 0:9b334a45a8ff | 1397 | /* DMA Normal mode */ |
bogdanm | 0:9b334a45a8ff | 1398 | if ( HAL_IS_BIT_CLR(hdma->Instance->CCR, DMA_CCR_CIRC) ) |
bogdanm | 0:9b334a45a8ff | 1399 | { |
bogdanm | 0:9b334a45a8ff | 1400 | hirda->TxXferCount = 0; |
bogdanm | 0:9b334a45a8ff | 1401 | |
bogdanm | 0:9b334a45a8ff | 1402 | /* Disable the DMA transfer for transmit request by resetting the DMAT bit |
bogdanm | 0:9b334a45a8ff | 1403 | in the IRDA CR3 register */ |
bogdanm | 0:9b334a45a8ff | 1404 | hirda->Instance->CR3 &= ~(USART_CR3_DMAT); |
bogdanm | 0:9b334a45a8ff | 1405 | |
bogdanm | 0:9b334a45a8ff | 1406 | /* Enable the IRDA Transmit Complete Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1407 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_TC); |
bogdanm | 0:9b334a45a8ff | 1408 | } |
bogdanm | 0:9b334a45a8ff | 1409 | /* DMA Circular mode */ |
bogdanm | 0:9b334a45a8ff | 1410 | else |
bogdanm | 0:9b334a45a8ff | 1411 | { |
bogdanm | 0:9b334a45a8ff | 1412 | HAL_IRDA_TxCpltCallback(hirda); |
bogdanm | 0:9b334a45a8ff | 1413 | } |
bogdanm | 0:9b334a45a8ff | 1414 | } |
bogdanm | 0:9b334a45a8ff | 1415 | |
bogdanm | 0:9b334a45a8ff | 1416 | /** |
bogdanm | 0:9b334a45a8ff | 1417 | * @brief DMA IRDA receive process half complete callback |
bogdanm | 0:9b334a45a8ff | 1418 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1419 | * the configuration information for the specified DMA module. |
bogdanm | 0:9b334a45a8ff | 1420 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1421 | */ |
bogdanm | 0:9b334a45a8ff | 1422 | static void IRDA_DMATransmitHalfCplt(DMA_HandleTypeDef *hdma) |
bogdanm | 0:9b334a45a8ff | 1423 | { |
bogdanm | 0:9b334a45a8ff | 1424 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
bogdanm | 0:9b334a45a8ff | 1425 | |
bogdanm | 0:9b334a45a8ff | 1426 | HAL_IRDA_TxHalfCpltCallback(hirda); |
bogdanm | 0:9b334a45a8ff | 1427 | } |
bogdanm | 0:9b334a45a8ff | 1428 | |
bogdanm | 0:9b334a45a8ff | 1429 | /** |
bogdanm | 0:9b334a45a8ff | 1430 | * @brief DMA IRDA Rx Transfer completed callback |
bogdanm | 0:9b334a45a8ff | 1431 | * @param hdma: DMA handle |
bogdanm | 0:9b334a45a8ff | 1432 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1433 | */ |
bogdanm | 0:9b334a45a8ff | 1434 | static void IRDA_DMAReceiveCplt(DMA_HandleTypeDef *hdma) |
bogdanm | 0:9b334a45a8ff | 1435 | { |
bogdanm | 0:9b334a45a8ff | 1436 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
bogdanm | 0:9b334a45a8ff | 1437 | /* DMA Normal mode */ |
bogdanm | 0:9b334a45a8ff | 1438 | if((hdma->Instance->CCR & DMA_CCR_CIRC) == 0) |
bogdanm | 0:9b334a45a8ff | 1439 | { |
bogdanm | 0:9b334a45a8ff | 1440 | hirda->RxXferCount = 0; |
bogdanm | 0:9b334a45a8ff | 1441 | |
bogdanm | 0:9b334a45a8ff | 1442 | /* Disable the DMA transfer for the receiver request by setting the DMAR bit |
bogdanm | 0:9b334a45a8ff | 1443 | in the IRDA CR3 register */ |
bogdanm | 0:9b334a45a8ff | 1444 | hirda->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_DMAR); |
bogdanm | 0:9b334a45a8ff | 1445 | |
bogdanm | 0:9b334a45a8ff | 1446 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 1447 | { |
bogdanm | 0:9b334a45a8ff | 1448 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 1449 | } |
bogdanm | 0:9b334a45a8ff | 1450 | else |
bogdanm | 0:9b334a45a8ff | 1451 | { |
bogdanm | 0:9b334a45a8ff | 1452 | hirda->State = HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1453 | } |
bogdanm | 0:9b334a45a8ff | 1454 | } |
bogdanm | 0:9b334a45a8ff | 1455 | |
bogdanm | 0:9b334a45a8ff | 1456 | HAL_IRDA_RxCpltCallback(hirda); |
bogdanm | 0:9b334a45a8ff | 1457 | } |
bogdanm | 0:9b334a45a8ff | 1458 | |
bogdanm | 0:9b334a45a8ff | 1459 | /** |
bogdanm | 0:9b334a45a8ff | 1460 | * @brief DMA IRDA receive process half complete callback |
bogdanm | 0:9b334a45a8ff | 1461 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1462 | * the configuration information for the specified DMA module. |
bogdanm | 0:9b334a45a8ff | 1463 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1464 | */ |
bogdanm | 0:9b334a45a8ff | 1465 | static void IRDA_DMAReceiveHalfCplt(DMA_HandleTypeDef *hdma) |
bogdanm | 0:9b334a45a8ff | 1466 | { |
bogdanm | 0:9b334a45a8ff | 1467 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
bogdanm | 0:9b334a45a8ff | 1468 | |
bogdanm | 0:9b334a45a8ff | 1469 | HAL_IRDA_RxHalfCpltCallback(hirda); |
bogdanm | 0:9b334a45a8ff | 1470 | } |
bogdanm | 0:9b334a45a8ff | 1471 | |
bogdanm | 0:9b334a45a8ff | 1472 | /** |
bogdanm | 0:9b334a45a8ff | 1473 | * @brief DMA IRDA communication error callback |
bogdanm | 0:9b334a45a8ff | 1474 | * @param hdma: DMA handle |
bogdanm | 0:9b334a45a8ff | 1475 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1476 | */ |
bogdanm | 0:9b334a45a8ff | 1477 | static void IRDA_DMAError(DMA_HandleTypeDef *hdma) |
bogdanm | 0:9b334a45a8ff | 1478 | { |
bogdanm | 0:9b334a45a8ff | 1479 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
bogdanm | 0:9b334a45a8ff | 1480 | hirda->RxXferCount = 0; |
bogdanm | 0:9b334a45a8ff | 1481 | hirda->TxXferCount = 0; |
bogdanm | 0:9b334a45a8ff | 1482 | hirda->State= HAL_IRDA_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1483 | hirda->ErrorCode |= HAL_IRDA_ERROR_DMA; |
bogdanm | 0:9b334a45a8ff | 1484 | HAL_IRDA_ErrorCallback(hirda); |
bogdanm | 0:9b334a45a8ff | 1485 | } |
bogdanm | 0:9b334a45a8ff | 1486 | |
bogdanm | 0:9b334a45a8ff | 1487 | /** |
bogdanm | 0:9b334a45a8ff | 1488 | * @} |
bogdanm | 0:9b334a45a8ff | 1489 | */ |
bogdanm | 0:9b334a45a8ff | 1490 | |
bogdanm | 0:9b334a45a8ff | 1491 | /** |
bogdanm | 0:9b334a45a8ff | 1492 | * @} |
bogdanm | 0:9b334a45a8ff | 1493 | */ |
bogdanm | 0:9b334a45a8ff | 1494 | |
mbed_official | 113:b3775bf36a83 | 1495 | #endif /* HAL_IRDA_MODULE_ENABLED */ |
bogdanm | 0:9b334a45a8ff | 1496 | /** |
bogdanm | 0:9b334a45a8ff | 1497 | * @} |
bogdanm | 0:9b334a45a8ff | 1498 | */ |
bogdanm | 0:9b334a45a8ff | 1499 | |
bogdanm | 0:9b334a45a8ff | 1500 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
bogdanm | 0:9b334a45a8ff | 1501 |