mbed library sources
Dependents: frdm_kl05z_gpio_test
Fork of mbed-src by
targets/cmsis/TARGET_STM/TARGET_DISCO_F407VG/stm32f4xx_hal_irda.c@242:7074e42da0b2, 2014-06-27 (annotated)
- Committer:
- mbed_official
- Date:
- Fri Jun 27 07:30:09 2014 +0100
- Revision:
- 242:7074e42da0b2
- Parent:
- 133:d4dda5c437f0
Synchronized with git revision 124ef5e3add9e74a3221347a3fbeea7c8b3cf353
Full URL: https://github.com/mbedmicro/mbed/commit/124ef5e3add9e74a3221347a3fbeea7c8b3cf353/
[DISCO_F407VG] HAL update.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 133:d4dda5c437f0 | 1 | /** |
mbed_official | 133:d4dda5c437f0 | 2 | ****************************************************************************** |
mbed_official | 133:d4dda5c437f0 | 3 | * @file stm32f4xx_hal_irda.c |
mbed_official | 133:d4dda5c437f0 | 4 | * @author MCD Application Team |
mbed_official | 242:7074e42da0b2 | 5 | * @version V1.1.0RC2 |
mbed_official | 242:7074e42da0b2 | 6 | * @date 14-May-2014 |
mbed_official | 133:d4dda5c437f0 | 7 | * @brief IRDA HAL module driver. |
mbed_official | 133:d4dda5c437f0 | 8 | * This file provides firmware functions to manage the following |
mbed_official | 133:d4dda5c437f0 | 9 | * functionalities of the IrDA SIR ENDEC block (IrDA): |
mbed_official | 242:7074e42da0b2 | 10 | * + Initialization and de-initialization methods |
mbed_official | 242:7074e42da0b2 | 11 | * + IO operation methods |
mbed_official | 242:7074e42da0b2 | 12 | * + Peripheral Control methods |
mbed_official | 242:7074e42da0b2 | 13 | * |
mbed_official | 242:7074e42da0b2 | 14 | @verbatim |
mbed_official | 133:d4dda5c437f0 | 15 | ============================================================================== |
mbed_official | 133:d4dda5c437f0 | 16 | ##### How to use this driver ##### |
mbed_official | 133:d4dda5c437f0 | 17 | ============================================================================== |
mbed_official | 133:d4dda5c437f0 | 18 | [..] |
mbed_official | 242:7074e42da0b2 | 19 | The IRDA HAL driver can be used as follows: |
mbed_official | 133:d4dda5c437f0 | 20 | |
mbed_official | 133:d4dda5c437f0 | 21 | (#) Declare a IRDA_HandleTypeDef handle structure. |
mbed_official | 242:7074e42da0b2 | 22 | (#) Initialize the IRDA low level resources by implementing the HAL_IRDA_MspInit() API: |
mbed_official | 133:d4dda5c437f0 | 23 | (##) Enable the USARTx interface clock. |
mbed_official | 133:d4dda5c437f0 | 24 | (##) IRDA pins configuration: |
mbed_official | 133:d4dda5c437f0 | 25 | (+++) Enable the clock for the IRDA GPIOs. |
mbed_official | 133:d4dda5c437f0 | 26 | (+++) Configure these IRDA pins as alternate function pull-up. |
mbed_official | 133:d4dda5c437f0 | 27 | (##) NVIC configuration if you need to use interrupt process (HAL_IRDA_Transmit_IT() |
mbed_official | 133:d4dda5c437f0 | 28 | and HAL_IRDA_Receive_IT() APIs): |
mbed_official | 133:d4dda5c437f0 | 29 | (+++) Configure the USARTx interrupt priority. |
mbed_official | 133:d4dda5c437f0 | 30 | (+++) Enable the NVIC USART IRQ handle. |
mbed_official | 133:d4dda5c437f0 | 31 | (##) DMA Configuration if you need to use DMA process (HAL_IRDA_Transmit_DMA() |
mbed_official | 133:d4dda5c437f0 | 32 | and HAL_IRDA_Receive_DMA() APIs): |
mbed_official | 133:d4dda5c437f0 | 33 | (+++) Declare a DMA handle structure for the Tx/Rx stream. |
mbed_official | 133:d4dda5c437f0 | 34 | (+++) Enable the DMAx interface clock. |
mbed_official | 133:d4dda5c437f0 | 35 | (+++) Configure the declared DMA handle structure with the required Tx/Rx parameters. |
mbed_official | 133:d4dda5c437f0 | 36 | (+++) Configure the DMA Tx/Rx Stream. |
mbed_official | 133:d4dda5c437f0 | 37 | (+++) Associate the initilalized DMA handle to the IRDA DMA Tx/Rx handle. |
mbed_official | 133:d4dda5c437f0 | 38 | (+++) Configure the priority and enable the NVIC for the transfer complete interrupt on the DMA Tx/Rx Stream. |
mbed_official | 133:d4dda5c437f0 | 39 | |
mbed_official | 133:d4dda5c437f0 | 40 | (#) Program the Baud Rate, Word Length, Parity, IrDA Mode, Prescaler |
mbed_official | 133:d4dda5c437f0 | 41 | and Mode(Receiver/Transmitter) in the hirda Init structure. |
mbed_official | 133:d4dda5c437f0 | 42 | |
mbed_official | 133:d4dda5c437f0 | 43 | (#) Initialize the IRDA registers by calling the HAL_IRDA_Init() API: |
mbed_official | 133:d4dda5c437f0 | 44 | (++) This API configures also the low level Hardware GPIO, CLOCK, CORTEX...etc) |
mbed_official | 133:d4dda5c437f0 | 45 | by calling the customed HAL_IRDA_MspInit() API. |
mbed_official | 133:d4dda5c437f0 | 46 | -@@- The specific IRDA interrupts (Transmission complete interrupt, |
mbed_official | 133:d4dda5c437f0 | 47 | RXNE interrupt and Error Interrupts) will be managed using the macros |
mbed_official | 133:d4dda5c437f0 | 48 | __HAL_IRDA_ENABLE_IT() and __HAL_IRDA_DISABLE_IT() inside the transmit and receive process. |
mbed_official | 133:d4dda5c437f0 | 49 | |
mbed_official | 242:7074e42da0b2 | 50 | (#) Three operation modes are available within this driver : |
mbed_official | 133:d4dda5c437f0 | 51 | |
mbed_official | 133:d4dda5c437f0 | 52 | *** Polling mode IO operation *** |
mbed_official | 133:d4dda5c437f0 | 53 | ================================= |
mbed_official | 133:d4dda5c437f0 | 54 | [..] |
mbed_official | 133:d4dda5c437f0 | 55 | (+) Send an amount of data in blocking mode using HAL_IRDA_Transmit() |
mbed_official | 133:d4dda5c437f0 | 56 | (+) Receive an amount of data in blocking mode using HAL_IRDA_Receive() |
mbed_official | 133:d4dda5c437f0 | 57 | |
mbed_official | 133:d4dda5c437f0 | 58 | *** Interrupt mode IO operation *** |
mbed_official | 133:d4dda5c437f0 | 59 | =================================== |
mbed_official | 133:d4dda5c437f0 | 60 | [..] |
mbed_official | 133:d4dda5c437f0 | 61 | (+) Send an amount of data in non blocking mode using HAL_IRDA_Transmit_IT() |
mbed_official | 133:d4dda5c437f0 | 62 | (+) At transmission end of transfer HAL_IRDA_TxCpltCallback is executed and user can |
mbed_official | 133:d4dda5c437f0 | 63 | add his own code by customization of function pointer HAL_IRDA_TxCpltCallback |
mbed_official | 133:d4dda5c437f0 | 64 | (+) Receive an amount of data in non blocking mode using HAL_IRDA_Receive_IT() |
mbed_official | 133:d4dda5c437f0 | 65 | (+) At reception end of transfer HAL_IRDA_RxCpltCallback is executed and user can |
mbed_official | 133:d4dda5c437f0 | 66 | add his own code by customization of function pointer HAL_IRDA_RxCpltCallback |
mbed_official | 133:d4dda5c437f0 | 67 | (+) In case of transfer Error, HAL_IRDA_ErrorCallback() function is executed and user can |
mbed_official | 133:d4dda5c437f0 | 68 | add his own code by customization of function pointer HAL_IRDA_ErrorCallback |
mbed_official | 133:d4dda5c437f0 | 69 | |
mbed_official | 133:d4dda5c437f0 | 70 | *** DMA mode IO operation *** |
mbed_official | 133:d4dda5c437f0 | 71 | ============================= |
mbed_official | 133:d4dda5c437f0 | 72 | [..] |
mbed_official | 133:d4dda5c437f0 | 73 | (+) Send an amount of data in non blocking mode (DMA) using HAL_IRDA_Transmit_DMA() |
mbed_official | 133:d4dda5c437f0 | 74 | (+) At transmission end of transfer HAL_IRDA_TxCpltCallback is executed and user can |
mbed_official | 133:d4dda5c437f0 | 75 | add his own code by customization of function pointer HAL_IRDA_TxCpltCallback |
mbed_official | 133:d4dda5c437f0 | 76 | (+) Receive an amount of data in non blocking mode (DMA) using HAL_IRDA_Receive_DMA() |
mbed_official | 133:d4dda5c437f0 | 77 | (+) At reception end of transfer HAL_IRDA_RxCpltCallback is executed and user can |
mbed_official | 133:d4dda5c437f0 | 78 | add his own code by customization of function pointer HAL_IRDA_RxCpltCallback |
mbed_official | 133:d4dda5c437f0 | 79 | (+) In case of transfer Error, HAL_IRDA_ErrorCallback() function is executed and user can |
mbed_official | 133:d4dda5c437f0 | 80 | add his own code by customization of function pointer HAL_IRDA_ErrorCallback |
mbed_official | 133:d4dda5c437f0 | 81 | |
mbed_official | 133:d4dda5c437f0 | 82 | *** IRDA HAL driver macros list *** |
mbed_official | 133:d4dda5c437f0 | 83 | =================================== |
mbed_official | 133:d4dda5c437f0 | 84 | [..] |
mbed_official | 133:d4dda5c437f0 | 85 | Below the list of most used macros in IRDA HAL driver. |
mbed_official | 133:d4dda5c437f0 | 86 | |
mbed_official | 133:d4dda5c437f0 | 87 | (+) __HAL_IRDA_ENABLE: Enable the IRDA peripheral |
mbed_official | 133:d4dda5c437f0 | 88 | (+) __HAL_IRDA_DISABLE: Disable the IRDA peripheral |
mbed_official | 133:d4dda5c437f0 | 89 | (+) __HAL_IRDA_GET_FLAG : Checks whether the specified IRDA flag is set or not |
mbed_official | 133:d4dda5c437f0 | 90 | (+) __HAL_IRDA_CLEAR_FLAG : Clears the specified IRDA pending flag |
mbed_official | 133:d4dda5c437f0 | 91 | (+) __HAL_IRDA_ENABLE_IT: Enables the specified IRDA interrupt |
mbed_official | 133:d4dda5c437f0 | 92 | (+) __HAL_IRDA_DISABLE_IT: Disables the specified IRDA interrupt |
mbed_official | 133:d4dda5c437f0 | 93 | |
mbed_official | 133:d4dda5c437f0 | 94 | (@) You can refer to the IRDA HAL driver header file for more useful macros |
mbed_official | 133:d4dda5c437f0 | 95 | |
mbed_official | 133:d4dda5c437f0 | 96 | @endverbatim |
mbed_official | 133:d4dda5c437f0 | 97 | ****************************************************************************** |
mbed_official | 133:d4dda5c437f0 | 98 | * @attention |
mbed_official | 133:d4dda5c437f0 | 99 | * |
mbed_official | 133:d4dda5c437f0 | 100 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
mbed_official | 133:d4dda5c437f0 | 101 | * |
mbed_official | 133:d4dda5c437f0 | 102 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 133:d4dda5c437f0 | 103 | * are permitted provided that the following conditions are met: |
mbed_official | 133:d4dda5c437f0 | 104 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 133:d4dda5c437f0 | 105 | * this list of conditions and the following disclaimer. |
mbed_official | 133:d4dda5c437f0 | 106 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 133:d4dda5c437f0 | 107 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 133:d4dda5c437f0 | 108 | * and/or other materials provided with the distribution. |
mbed_official | 133:d4dda5c437f0 | 109 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 133:d4dda5c437f0 | 110 | * may be used to endorse or promote products derived from this software |
mbed_official | 133:d4dda5c437f0 | 111 | * without specific prior written permission. |
mbed_official | 133:d4dda5c437f0 | 112 | * |
mbed_official | 133:d4dda5c437f0 | 113 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 133:d4dda5c437f0 | 114 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 133:d4dda5c437f0 | 115 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 133:d4dda5c437f0 | 116 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 133:d4dda5c437f0 | 117 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 133:d4dda5c437f0 | 118 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 133:d4dda5c437f0 | 119 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 133:d4dda5c437f0 | 120 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 133:d4dda5c437f0 | 121 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 133:d4dda5c437f0 | 122 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 133:d4dda5c437f0 | 123 | * |
mbed_official | 133:d4dda5c437f0 | 124 | ****************************************************************************** |
mbed_official | 133:d4dda5c437f0 | 125 | */ |
mbed_official | 133:d4dda5c437f0 | 126 | |
mbed_official | 133:d4dda5c437f0 | 127 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 128 | #include "stm32f4xx_hal.h" |
mbed_official | 133:d4dda5c437f0 | 129 | |
mbed_official | 133:d4dda5c437f0 | 130 | /** @addtogroup STM32F4xx_HAL_Driver |
mbed_official | 133:d4dda5c437f0 | 131 | * @{ |
mbed_official | 133:d4dda5c437f0 | 132 | */ |
mbed_official | 133:d4dda5c437f0 | 133 | |
mbed_official | 133:d4dda5c437f0 | 134 | /** @defgroup IRDA |
mbed_official | 133:d4dda5c437f0 | 135 | * @brief HAL IRDA module driver |
mbed_official | 133:d4dda5c437f0 | 136 | * @{ |
mbed_official | 133:d4dda5c437f0 | 137 | */ |
mbed_official | 133:d4dda5c437f0 | 138 | |
mbed_official | 133:d4dda5c437f0 | 139 | #ifdef HAL_IRDA_MODULE_ENABLED |
mbed_official | 133:d4dda5c437f0 | 140 | |
mbed_official | 133:d4dda5c437f0 | 141 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 142 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 143 | #define IRDA_TIMEOUT_VALUE 22000 |
mbed_official | 133:d4dda5c437f0 | 144 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 145 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 146 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 147 | static void IRDA_SetConfig (IRDA_HandleTypeDef *hirda); |
mbed_official | 133:d4dda5c437f0 | 148 | static HAL_StatusTypeDef IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda); |
mbed_official | 133:d4dda5c437f0 | 149 | static HAL_StatusTypeDef IRDA_Receive_IT(IRDA_HandleTypeDef *hirda); |
mbed_official | 133:d4dda5c437f0 | 150 | static void IRDA_DMATransmitCplt(DMA_HandleTypeDef *hdma); |
mbed_official | 133:d4dda5c437f0 | 151 | static void IRDA_DMAReceiveCplt(DMA_HandleTypeDef *hdma); |
mbed_official | 133:d4dda5c437f0 | 152 | static void IRDA_DMAError(DMA_HandleTypeDef *hdma); |
mbed_official | 133:d4dda5c437f0 | 153 | static HAL_StatusTypeDef IRDA_WaitOnFlagUntilTimeout(IRDA_HandleTypeDef *hirda, uint32_t Flag, FlagStatus Status, uint32_t Timeout); |
mbed_official | 133:d4dda5c437f0 | 154 | |
mbed_official | 133:d4dda5c437f0 | 155 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 156 | |
mbed_official | 133:d4dda5c437f0 | 157 | /** @defgroup IRDA_Private_Functions |
mbed_official | 133:d4dda5c437f0 | 158 | * @{ |
mbed_official | 133:d4dda5c437f0 | 159 | */ |
mbed_official | 133:d4dda5c437f0 | 160 | |
mbed_official | 133:d4dda5c437f0 | 161 | /** @defgroup IRDA_Group1 IrDA Initialization and de-initialization functions |
mbed_official | 133:d4dda5c437f0 | 162 | * @brief Initialization and Configuration functions |
mbed_official | 133:d4dda5c437f0 | 163 | * |
mbed_official | 133:d4dda5c437f0 | 164 | @verbatim |
mbed_official | 133:d4dda5c437f0 | 165 | |
mbed_official | 133:d4dda5c437f0 | 166 | =============================================================================== |
mbed_official | 133:d4dda5c437f0 | 167 | ##### Initialization and Configuration functions ##### |
mbed_official | 133:d4dda5c437f0 | 168 | =============================================================================== |
mbed_official | 133:d4dda5c437f0 | 169 | [..] |
mbed_official | 133:d4dda5c437f0 | 170 | This subsection provides a set of functions allowing to initialize the USARTx or the UARTy |
mbed_official | 133:d4dda5c437f0 | 171 | in IrDA mode. |
mbed_official | 133:d4dda5c437f0 | 172 | (+) For the asynchronous mode only these parameters can be configured: |
mbed_official | 133:d4dda5c437f0 | 173 | (++) BaudRate |
mbed_official | 133:d4dda5c437f0 | 174 | (++) WordLength |
mbed_official | 133:d4dda5c437f0 | 175 | (++) Parity: If the parity is enabled, then the MSB bit of the data written |
mbed_official | 133:d4dda5c437f0 | 176 | in the data register is transmitted but is changed by the parity bit. |
mbed_official | 133:d4dda5c437f0 | 177 | Depending on the frame length defined by the M bit (8-bits or 9-bits), |
mbed_official | 242:7074e42da0b2 | 178 | please refer to Reference manual for possible IRDA frame formats. |
mbed_official | 133:d4dda5c437f0 | 179 | (++) Prescaler: A pulse of width less than two and greater than one PSC period(s) may or may |
mbed_official | 133:d4dda5c437f0 | 180 | not be rejected. The receiver set up time should be managed by software. The IrDA physical layer |
mbed_official | 133:d4dda5c437f0 | 181 | specification specifies a minimum of 10 ms delay between transmission and |
mbed_official | 133:d4dda5c437f0 | 182 | reception (IrDA is a half duplex protocol). |
mbed_official | 133:d4dda5c437f0 | 183 | (++) Mode: Receiver/transmitter modes |
mbed_official | 133:d4dda5c437f0 | 184 | (++) IrDAMode: the IrDA can operate in the Normal mode or in the Low power mode. |
mbed_official | 133:d4dda5c437f0 | 185 | [..] |
mbed_official | 133:d4dda5c437f0 | 186 | The HAL_IRDA_Init() API follows IRDA configuration procedures (details for the procedures |
mbed_official | 133:d4dda5c437f0 | 187 | are available in reference manual). |
mbed_official | 133:d4dda5c437f0 | 188 | |
mbed_official | 133:d4dda5c437f0 | 189 | @endverbatim |
mbed_official | 133:d4dda5c437f0 | 190 | * @{ |
mbed_official | 133:d4dda5c437f0 | 191 | */ |
mbed_official | 133:d4dda5c437f0 | 192 | |
mbed_official | 133:d4dda5c437f0 | 193 | /** |
mbed_official | 133:d4dda5c437f0 | 194 | * @brief Initializes the IRDA mode according to the specified |
mbed_official | 133:d4dda5c437f0 | 195 | * parameters in the IRDA_InitTypeDef and create the associated handle. |
mbed_official | 242:7074e42da0b2 | 196 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 197 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 198 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 199 | */ |
mbed_official | 133:d4dda5c437f0 | 200 | HAL_StatusTypeDef HAL_IRDA_Init(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 201 | { |
mbed_official | 133:d4dda5c437f0 | 202 | /* Check the IRDA handle allocation */ |
mbed_official | 133:d4dda5c437f0 | 203 | if(hirda == NULL) |
mbed_official | 133:d4dda5c437f0 | 204 | { |
mbed_official | 133:d4dda5c437f0 | 205 | return HAL_ERROR; |
mbed_official | 133:d4dda5c437f0 | 206 | } |
mbed_official | 133:d4dda5c437f0 | 207 | |
mbed_official | 133:d4dda5c437f0 | 208 | /* Check the IRDA instance parameters */ |
mbed_official | 133:d4dda5c437f0 | 209 | assert_param(IS_IRDA_INSTANCE(hirda->Instance)); |
mbed_official | 133:d4dda5c437f0 | 210 | /* Check the IRDA mode parameter in the IRDA handle */ |
mbed_official | 133:d4dda5c437f0 | 211 | assert_param(IS_IRDA_POWERMODE(hirda->Init.IrDAMode)); |
mbed_official | 133:d4dda5c437f0 | 212 | |
mbed_official | 133:d4dda5c437f0 | 213 | if(hirda->State == HAL_IRDA_STATE_RESET) |
mbed_official | 133:d4dda5c437f0 | 214 | { |
mbed_official | 133:d4dda5c437f0 | 215 | /* Init the low level hardware : GPIO, CLOCK, CORTEX...etc */ |
mbed_official | 133:d4dda5c437f0 | 216 | HAL_IRDA_MspInit(hirda); |
mbed_official | 133:d4dda5c437f0 | 217 | } |
mbed_official | 133:d4dda5c437f0 | 218 | |
mbed_official | 133:d4dda5c437f0 | 219 | hirda->State = HAL_IRDA_STATE_BUSY; |
mbed_official | 133:d4dda5c437f0 | 220 | |
mbed_official | 133:d4dda5c437f0 | 221 | /* Disable the IRDA peripheral */ |
mbed_official | 133:d4dda5c437f0 | 222 | __IRDA_DISABLE(hirda); |
mbed_official | 133:d4dda5c437f0 | 223 | |
mbed_official | 133:d4dda5c437f0 | 224 | /* Set the IRDA communication parameters */ |
mbed_official | 133:d4dda5c437f0 | 225 | IRDA_SetConfig(hirda); |
mbed_official | 133:d4dda5c437f0 | 226 | |
mbed_official | 133:d4dda5c437f0 | 227 | /* In IrDA mode, the following bits must be kept cleared: |
mbed_official | 133:d4dda5c437f0 | 228 | - LINEN, STOP and CLKEN bits in the USART_CR2 register, |
mbed_official | 133:d4dda5c437f0 | 229 | - SCEN and HDSEL bits in the USART_CR3 register.*/ |
mbed_official | 133:d4dda5c437f0 | 230 | hirda->Instance->CR2 &= ~(USART_CR2_LINEN | USART_CR2_STOP | USART_CR2_CLKEN); |
mbed_official | 133:d4dda5c437f0 | 231 | hirda->Instance->CR3 &= ~(USART_CR3_SCEN | USART_CR3_HDSEL); |
mbed_official | 133:d4dda5c437f0 | 232 | |
mbed_official | 133:d4dda5c437f0 | 233 | /* Enable the IRDA peripheral */ |
mbed_official | 133:d4dda5c437f0 | 234 | __IRDA_ENABLE(hirda); |
mbed_official | 133:d4dda5c437f0 | 235 | |
mbed_official | 133:d4dda5c437f0 | 236 | /* Set the prescaler */ |
mbed_official | 133:d4dda5c437f0 | 237 | MODIFY_REG(hirda->Instance->GTPR, USART_GTPR_PSC, hirda->Init.Prescaler); |
mbed_official | 133:d4dda5c437f0 | 238 | |
mbed_official | 133:d4dda5c437f0 | 239 | /* Configure the IrDA mode */ |
mbed_official | 133:d4dda5c437f0 | 240 | MODIFY_REG(hirda->Instance->CR3, USART_CR3_IRLP, hirda->Init.IrDAMode); |
mbed_official | 133:d4dda5c437f0 | 241 | |
mbed_official | 133:d4dda5c437f0 | 242 | /* Enable the IrDA mode by setting the IREN bit in the CR3 register */ |
mbed_official | 133:d4dda5c437f0 | 243 | hirda->Instance->CR3 |= USART_CR3_IREN; |
mbed_official | 133:d4dda5c437f0 | 244 | |
mbed_official | 133:d4dda5c437f0 | 245 | /* Initialize the IRDA state*/ |
mbed_official | 133:d4dda5c437f0 | 246 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 133:d4dda5c437f0 | 247 | hirda->State= HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 248 | |
mbed_official | 133:d4dda5c437f0 | 249 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 250 | } |
mbed_official | 133:d4dda5c437f0 | 251 | |
mbed_official | 133:d4dda5c437f0 | 252 | /** |
mbed_official | 133:d4dda5c437f0 | 253 | * @brief DeInitializes the IRDA peripheral |
mbed_official | 242:7074e42da0b2 | 254 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 255 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 256 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 257 | */ |
mbed_official | 133:d4dda5c437f0 | 258 | HAL_StatusTypeDef HAL_IRDA_DeInit(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 259 | { |
mbed_official | 133:d4dda5c437f0 | 260 | /* Check the IRDA handle allocation */ |
mbed_official | 133:d4dda5c437f0 | 261 | if(hirda == NULL) |
mbed_official | 133:d4dda5c437f0 | 262 | { |
mbed_official | 133:d4dda5c437f0 | 263 | return HAL_ERROR; |
mbed_official | 133:d4dda5c437f0 | 264 | } |
mbed_official | 133:d4dda5c437f0 | 265 | |
mbed_official | 133:d4dda5c437f0 | 266 | /* Check the parameters */ |
mbed_official | 133:d4dda5c437f0 | 267 | assert_param(IS_IRDA_INSTANCE(hirda->Instance)); |
mbed_official | 133:d4dda5c437f0 | 268 | |
mbed_official | 133:d4dda5c437f0 | 269 | hirda->State = HAL_IRDA_STATE_BUSY; |
mbed_official | 133:d4dda5c437f0 | 270 | |
mbed_official | 133:d4dda5c437f0 | 271 | /* DeInit the low level hardware */ |
mbed_official | 133:d4dda5c437f0 | 272 | HAL_IRDA_MspDeInit(hirda); |
mbed_official | 133:d4dda5c437f0 | 273 | |
mbed_official | 133:d4dda5c437f0 | 274 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 133:d4dda5c437f0 | 275 | |
mbed_official | 133:d4dda5c437f0 | 276 | hirda->State = HAL_IRDA_STATE_RESET; |
mbed_official | 133:d4dda5c437f0 | 277 | |
mbed_official | 133:d4dda5c437f0 | 278 | /* Release Lock */ |
mbed_official | 133:d4dda5c437f0 | 279 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 280 | |
mbed_official | 133:d4dda5c437f0 | 281 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 282 | } |
mbed_official | 133:d4dda5c437f0 | 283 | |
mbed_official | 133:d4dda5c437f0 | 284 | /** |
mbed_official | 133:d4dda5c437f0 | 285 | * @brief IRDA MSP Init. |
mbed_official | 242:7074e42da0b2 | 286 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 287 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 288 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 289 | */ |
mbed_official | 133:d4dda5c437f0 | 290 | __weak void HAL_IRDA_MspInit(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 291 | { |
mbed_official | 133:d4dda5c437f0 | 292 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 133:d4dda5c437f0 | 293 | the HAL_IRDA_MspInit could be implenetd in the user file |
mbed_official | 133:d4dda5c437f0 | 294 | */ |
mbed_official | 133:d4dda5c437f0 | 295 | } |
mbed_official | 133:d4dda5c437f0 | 296 | |
mbed_official | 133:d4dda5c437f0 | 297 | /** |
mbed_official | 133:d4dda5c437f0 | 298 | * @brief IRDA MSP DeInit. |
mbed_official | 242:7074e42da0b2 | 299 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 300 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 301 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 302 | */ |
mbed_official | 133:d4dda5c437f0 | 303 | __weak void HAL_IRDA_MspDeInit(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 304 | { |
mbed_official | 133:d4dda5c437f0 | 305 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 133:d4dda5c437f0 | 306 | the HAL_IRDA_MspDeInit could be implenetd in the user file |
mbed_official | 133:d4dda5c437f0 | 307 | */ |
mbed_official | 133:d4dda5c437f0 | 308 | } |
mbed_official | 133:d4dda5c437f0 | 309 | |
mbed_official | 133:d4dda5c437f0 | 310 | /** |
mbed_official | 133:d4dda5c437f0 | 311 | * @} |
mbed_official | 133:d4dda5c437f0 | 312 | */ |
mbed_official | 133:d4dda5c437f0 | 313 | |
mbed_official | 133:d4dda5c437f0 | 314 | /** @defgroup IRDA_Group2 IO operation functions |
mbed_official | 133:d4dda5c437f0 | 315 | * @brief IRDA Transmit/Receive functions |
mbed_official | 133:d4dda5c437f0 | 316 | * |
mbed_official | 133:d4dda5c437f0 | 317 | @verbatim |
mbed_official | 133:d4dda5c437f0 | 318 | =============================================================================== |
mbed_official | 133:d4dda5c437f0 | 319 | ##### IO operation functions ##### |
mbed_official | 133:d4dda5c437f0 | 320 | =============================================================================== |
mbed_official | 133:d4dda5c437f0 | 321 | This subsection provides a set of functions allowing to manage the IRDA data transfers. |
mbed_official | 133:d4dda5c437f0 | 322 | [..] |
mbed_official | 133:d4dda5c437f0 | 323 | IrDA is a half duplex communication protocol. If the Transmitter is busy, any data |
mbed_official | 133:d4dda5c437f0 | 324 | on the IrDA receive line will be ignored by the IrDA decoder and if the Receiver |
mbed_official | 133:d4dda5c437f0 | 325 | is busy, data on the TX from the USART to IrDA will not be encoded by IrDA. |
mbed_official | 133:d4dda5c437f0 | 326 | While receiving data, transmission should be avoided as the data to be transmitted |
mbed_official | 133:d4dda5c437f0 | 327 | could be corrupted. |
mbed_official | 133:d4dda5c437f0 | 328 | |
mbed_official | 242:7074e42da0b2 | 329 | (#) There are two modes of transfer: |
mbed_official | 133:d4dda5c437f0 | 330 | (++) Blocking mode: The communication is performed in polling mode. |
mbed_official | 133:d4dda5c437f0 | 331 | The HAL status of all data processing is returned by the same function |
mbed_official | 133:d4dda5c437f0 | 332 | after finishing transfer. |
mbed_official | 133:d4dda5c437f0 | 333 | (++) No-Blocking mode: The communication is performed using Interrupts |
mbed_official | 242:7074e42da0b2 | 334 | or DMA, These APIs return the HAL status. |
mbed_official | 133:d4dda5c437f0 | 335 | The end of the data processing will be indicated through the |
mbed_official | 133:d4dda5c437f0 | 336 | dedicated IRDA IRQ when using Interrupt mode or the DMA IRQ when |
mbed_official | 133:d4dda5c437f0 | 337 | using DMA mode. |
mbed_official | 133:d4dda5c437f0 | 338 | The HAL_IRDA_TxCpltCallback(), HAL_IRDA_RxCpltCallback() user callbacks |
mbed_official | 133:d4dda5c437f0 | 339 | will be executed respectivelly at the end of the transmit or Receive process |
mbed_official | 242:7074e42da0b2 | 340 | The HAL_IRDA_ErrorCallback() user callback will be executed when a communication error is detected |
mbed_official | 133:d4dda5c437f0 | 341 | |
mbed_official | 133:d4dda5c437f0 | 342 | (#) Blocking mode API's are : |
mbed_official | 133:d4dda5c437f0 | 343 | (++) HAL_IRDA_Transmit() |
mbed_official | 133:d4dda5c437f0 | 344 | (++) HAL_IRDA_Receive() |
mbed_official | 133:d4dda5c437f0 | 345 | |
mbed_official | 242:7074e42da0b2 | 346 | (#) Non Blocking mode APIs with Interrupt are : |
mbed_official | 133:d4dda5c437f0 | 347 | (++) HAL_IRDA_Transmit_IT() |
mbed_official | 133:d4dda5c437f0 | 348 | (++) HAL_IRDA_Receive_IT() |
mbed_official | 133:d4dda5c437f0 | 349 | (++) HAL_IRDA_IRQHandler() |
mbed_official | 133:d4dda5c437f0 | 350 | |
mbed_official | 242:7074e42da0b2 | 351 | (#) Non Blocking mode functions with DMA are : |
mbed_official | 133:d4dda5c437f0 | 352 | (++) HAL_IRDA_Transmit_DMA() |
mbed_official | 133:d4dda5c437f0 | 353 | (++) HAL_IRDA_Receive_DMA() |
mbed_official | 133:d4dda5c437f0 | 354 | |
mbed_official | 242:7074e42da0b2 | 355 | (#) A set of Transfer Complete Callbacks are provided in non Blocking mode: |
mbed_official | 133:d4dda5c437f0 | 356 | (++) HAL_IRDA_TxCpltCallback() |
mbed_official | 133:d4dda5c437f0 | 357 | (++) HAL_IRDA_RxCpltCallback() |
mbed_official | 133:d4dda5c437f0 | 358 | (++) HAL_IRDA_ErrorCallback() |
mbed_official | 133:d4dda5c437f0 | 359 | |
mbed_official | 133:d4dda5c437f0 | 360 | @endverbatim |
mbed_official | 133:d4dda5c437f0 | 361 | * @{ |
mbed_official | 133:d4dda5c437f0 | 362 | */ |
mbed_official | 133:d4dda5c437f0 | 363 | |
mbed_official | 133:d4dda5c437f0 | 364 | /** |
mbed_official | 133:d4dda5c437f0 | 365 | * @brief Sends an amount of data in blocking mode. |
mbed_official | 242:7074e42da0b2 | 366 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 367 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 368 | * @param pData: Pointer to data buffer |
mbed_official | 133:d4dda5c437f0 | 369 | * @param Size: Amount of data to be sent |
mbed_official | 133:d4dda5c437f0 | 370 | * @param Timeout: Specify timeout value |
mbed_official | 133:d4dda5c437f0 | 371 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 372 | */ |
mbed_official | 133:d4dda5c437f0 | 373 | HAL_StatusTypeDef HAL_IRDA_Transmit(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
mbed_official | 133:d4dda5c437f0 | 374 | { |
mbed_official | 133:d4dda5c437f0 | 375 | uint16_t* tmp; |
mbed_official | 133:d4dda5c437f0 | 376 | uint32_t tmp1 = 0; |
mbed_official | 133:d4dda5c437f0 | 377 | |
mbed_official | 133:d4dda5c437f0 | 378 | tmp1 = hirda->State; |
mbed_official | 133:d4dda5c437f0 | 379 | if((tmp1 == HAL_IRDA_STATE_READY) || (tmp1 == HAL_IRDA_STATE_BUSY_RX)) |
mbed_official | 133:d4dda5c437f0 | 380 | { |
mbed_official | 133:d4dda5c437f0 | 381 | if((pData == NULL) || (Size == 0)) |
mbed_official | 133:d4dda5c437f0 | 382 | { |
mbed_official | 133:d4dda5c437f0 | 383 | return HAL_ERROR; |
mbed_official | 133:d4dda5c437f0 | 384 | } |
mbed_official | 133:d4dda5c437f0 | 385 | |
mbed_official | 133:d4dda5c437f0 | 386 | /* Process Locked */ |
mbed_official | 133:d4dda5c437f0 | 387 | __HAL_LOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 388 | |
mbed_official | 133:d4dda5c437f0 | 389 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 133:d4dda5c437f0 | 390 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
mbed_official | 133:d4dda5c437f0 | 391 | { |
mbed_official | 133:d4dda5c437f0 | 392 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 133:d4dda5c437f0 | 393 | } |
mbed_official | 133:d4dda5c437f0 | 394 | else |
mbed_official | 133:d4dda5c437f0 | 395 | { |
mbed_official | 133:d4dda5c437f0 | 396 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 133:d4dda5c437f0 | 397 | } |
mbed_official | 133:d4dda5c437f0 | 398 | |
mbed_official | 133:d4dda5c437f0 | 399 | hirda->TxXferSize = Size; |
mbed_official | 133:d4dda5c437f0 | 400 | hirda->TxXferCount = Size; |
mbed_official | 133:d4dda5c437f0 | 401 | while(hirda->TxXferCount > 0) |
mbed_official | 133:d4dda5c437f0 | 402 | { |
mbed_official | 133:d4dda5c437f0 | 403 | hirda->TxXferCount--; |
mbed_official | 133:d4dda5c437f0 | 404 | if(hirda->Init.WordLength == IRDA_WORDLENGTH_9B) |
mbed_official | 133:d4dda5c437f0 | 405 | { |
mbed_official | 133:d4dda5c437f0 | 406 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TXE, RESET, Timeout) != HAL_OK) |
mbed_official | 133:d4dda5c437f0 | 407 | { |
mbed_official | 133:d4dda5c437f0 | 408 | return HAL_TIMEOUT; |
mbed_official | 133:d4dda5c437f0 | 409 | } |
mbed_official | 133:d4dda5c437f0 | 410 | tmp = (uint16_t*) pData; |
mbed_official | 133:d4dda5c437f0 | 411 | hirda->Instance->DR = (*tmp & (uint16_t)0x01FF); |
mbed_official | 133:d4dda5c437f0 | 412 | if(hirda->Init.Parity == IRDA_PARITY_NONE) |
mbed_official | 133:d4dda5c437f0 | 413 | { |
mbed_official | 133:d4dda5c437f0 | 414 | pData +=2; |
mbed_official | 133:d4dda5c437f0 | 415 | } |
mbed_official | 133:d4dda5c437f0 | 416 | else |
mbed_official | 133:d4dda5c437f0 | 417 | { |
mbed_official | 133:d4dda5c437f0 | 418 | pData +=1; |
mbed_official | 133:d4dda5c437f0 | 419 | } |
mbed_official | 133:d4dda5c437f0 | 420 | } |
mbed_official | 133:d4dda5c437f0 | 421 | else |
mbed_official | 133:d4dda5c437f0 | 422 | { |
mbed_official | 133:d4dda5c437f0 | 423 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TXE, RESET, Timeout) != HAL_OK) |
mbed_official | 133:d4dda5c437f0 | 424 | { |
mbed_official | 133:d4dda5c437f0 | 425 | return HAL_TIMEOUT; |
mbed_official | 133:d4dda5c437f0 | 426 | } |
mbed_official | 133:d4dda5c437f0 | 427 | hirda->Instance->DR = (*pData++ & (uint8_t)0xFF); |
mbed_official | 133:d4dda5c437f0 | 428 | } |
mbed_official | 133:d4dda5c437f0 | 429 | } |
mbed_official | 133:d4dda5c437f0 | 430 | |
mbed_official | 133:d4dda5c437f0 | 431 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TC, RESET, Timeout) != HAL_OK) |
mbed_official | 133:d4dda5c437f0 | 432 | { |
mbed_official | 133:d4dda5c437f0 | 433 | return HAL_TIMEOUT; |
mbed_official | 133:d4dda5c437f0 | 434 | } |
mbed_official | 133:d4dda5c437f0 | 435 | |
mbed_official | 133:d4dda5c437f0 | 436 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 133:d4dda5c437f0 | 437 | { |
mbed_official | 133:d4dda5c437f0 | 438 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 133:d4dda5c437f0 | 439 | } |
mbed_official | 133:d4dda5c437f0 | 440 | else |
mbed_official | 133:d4dda5c437f0 | 441 | { |
mbed_official | 133:d4dda5c437f0 | 442 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 443 | } |
mbed_official | 133:d4dda5c437f0 | 444 | |
mbed_official | 133:d4dda5c437f0 | 445 | /* Process Unlocked */ |
mbed_official | 133:d4dda5c437f0 | 446 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 447 | |
mbed_official | 133:d4dda5c437f0 | 448 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 449 | } |
mbed_official | 133:d4dda5c437f0 | 450 | else |
mbed_official | 133:d4dda5c437f0 | 451 | { |
mbed_official | 133:d4dda5c437f0 | 452 | return HAL_BUSY; |
mbed_official | 133:d4dda5c437f0 | 453 | } |
mbed_official | 133:d4dda5c437f0 | 454 | } |
mbed_official | 133:d4dda5c437f0 | 455 | |
mbed_official | 133:d4dda5c437f0 | 456 | /** |
mbed_official | 133:d4dda5c437f0 | 457 | * @brief Receive an amount of data in blocking mode. |
mbed_official | 242:7074e42da0b2 | 458 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 459 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 460 | * @param pData: Pointer to data buffer |
mbed_official | 133:d4dda5c437f0 | 461 | * @param Size: Amount of data to be received |
mbed_official | 133:d4dda5c437f0 | 462 | * @param Timeout: Specify timeout value |
mbed_official | 133:d4dda5c437f0 | 463 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 464 | */ |
mbed_official | 133:d4dda5c437f0 | 465 | HAL_StatusTypeDef HAL_IRDA_Receive(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
mbed_official | 133:d4dda5c437f0 | 466 | { |
mbed_official | 133:d4dda5c437f0 | 467 | uint16_t* tmp; |
mbed_official | 133:d4dda5c437f0 | 468 | uint32_t tmp1 = 0; |
mbed_official | 133:d4dda5c437f0 | 469 | |
mbed_official | 133:d4dda5c437f0 | 470 | tmp1 = hirda->State; |
mbed_official | 133:d4dda5c437f0 | 471 | if((tmp1 == HAL_IRDA_STATE_READY) || (tmp1 == HAL_IRDA_STATE_BUSY_TX)) |
mbed_official | 133:d4dda5c437f0 | 472 | { |
mbed_official | 133:d4dda5c437f0 | 473 | if((pData == NULL) || (Size == 0)) |
mbed_official | 133:d4dda5c437f0 | 474 | { |
mbed_official | 133:d4dda5c437f0 | 475 | return HAL_ERROR; |
mbed_official | 133:d4dda5c437f0 | 476 | } |
mbed_official | 133:d4dda5c437f0 | 477 | |
mbed_official | 133:d4dda5c437f0 | 478 | /* Process Locked */ |
mbed_official | 133:d4dda5c437f0 | 479 | __HAL_LOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 480 | |
mbed_official | 133:d4dda5c437f0 | 481 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 133:d4dda5c437f0 | 482 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
mbed_official | 133:d4dda5c437f0 | 483 | { |
mbed_official | 133:d4dda5c437f0 | 484 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 133:d4dda5c437f0 | 485 | } |
mbed_official | 133:d4dda5c437f0 | 486 | else |
mbed_official | 133:d4dda5c437f0 | 487 | { |
mbed_official | 133:d4dda5c437f0 | 488 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 133:d4dda5c437f0 | 489 | } |
mbed_official | 133:d4dda5c437f0 | 490 | hirda->RxXferSize = Size; |
mbed_official | 133:d4dda5c437f0 | 491 | hirda->RxXferCount = Size; |
mbed_official | 133:d4dda5c437f0 | 492 | /* Check the remain data to be received */ |
mbed_official | 133:d4dda5c437f0 | 493 | while(hirda->RxXferCount > 0) |
mbed_official | 133:d4dda5c437f0 | 494 | { |
mbed_official | 133:d4dda5c437f0 | 495 | hirda->RxXferCount--; |
mbed_official | 133:d4dda5c437f0 | 496 | if(hirda->Init.WordLength == IRDA_WORDLENGTH_9B) |
mbed_official | 133:d4dda5c437f0 | 497 | { |
mbed_official | 133:d4dda5c437f0 | 498 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_RXNE, RESET, Timeout) != HAL_OK) |
mbed_official | 133:d4dda5c437f0 | 499 | { |
mbed_official | 133:d4dda5c437f0 | 500 | return HAL_TIMEOUT; |
mbed_official | 133:d4dda5c437f0 | 501 | } |
mbed_official | 133:d4dda5c437f0 | 502 | tmp = (uint16_t*) pData ; |
mbed_official | 133:d4dda5c437f0 | 503 | if(hirda->Init.Parity == IRDA_PARITY_NONE) |
mbed_official | 133:d4dda5c437f0 | 504 | { |
mbed_official | 133:d4dda5c437f0 | 505 | *tmp = (uint16_t)(hirda->Instance->DR & (uint16_t)0x01FF); |
mbed_official | 133:d4dda5c437f0 | 506 | pData +=2; |
mbed_official | 133:d4dda5c437f0 | 507 | } |
mbed_official | 133:d4dda5c437f0 | 508 | else |
mbed_official | 133:d4dda5c437f0 | 509 | { |
mbed_official | 133:d4dda5c437f0 | 510 | *tmp = (uint16_t)(hirda->Instance->DR & (uint16_t)0x00FF); |
mbed_official | 133:d4dda5c437f0 | 511 | pData +=1; |
mbed_official | 133:d4dda5c437f0 | 512 | } |
mbed_official | 133:d4dda5c437f0 | 513 | } |
mbed_official | 133:d4dda5c437f0 | 514 | else |
mbed_official | 133:d4dda5c437f0 | 515 | { |
mbed_official | 133:d4dda5c437f0 | 516 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_RXNE, RESET, Timeout) != HAL_OK) |
mbed_official | 133:d4dda5c437f0 | 517 | { |
mbed_official | 133:d4dda5c437f0 | 518 | return HAL_TIMEOUT; |
mbed_official | 133:d4dda5c437f0 | 519 | } |
mbed_official | 133:d4dda5c437f0 | 520 | if(hirda->Init.Parity == IRDA_PARITY_NONE) |
mbed_official | 133:d4dda5c437f0 | 521 | { |
mbed_official | 133:d4dda5c437f0 | 522 | *pData++ = (uint8_t)(hirda->Instance->DR & (uint8_t)0x00FF); |
mbed_official | 133:d4dda5c437f0 | 523 | } |
mbed_official | 133:d4dda5c437f0 | 524 | else |
mbed_official | 133:d4dda5c437f0 | 525 | { |
mbed_official | 133:d4dda5c437f0 | 526 | *pData++ = (uint8_t)(hirda->Instance->DR & (uint8_t)0x007F); |
mbed_official | 133:d4dda5c437f0 | 527 | } |
mbed_official | 133:d4dda5c437f0 | 528 | } |
mbed_official | 133:d4dda5c437f0 | 529 | } |
mbed_official | 133:d4dda5c437f0 | 530 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 133:d4dda5c437f0 | 531 | { |
mbed_official | 133:d4dda5c437f0 | 532 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 133:d4dda5c437f0 | 533 | } |
mbed_official | 133:d4dda5c437f0 | 534 | else |
mbed_official | 133:d4dda5c437f0 | 535 | { |
mbed_official | 133:d4dda5c437f0 | 536 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 537 | } |
mbed_official | 133:d4dda5c437f0 | 538 | |
mbed_official | 133:d4dda5c437f0 | 539 | /* Process Unlocked */ |
mbed_official | 133:d4dda5c437f0 | 540 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 541 | |
mbed_official | 133:d4dda5c437f0 | 542 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 543 | } |
mbed_official | 133:d4dda5c437f0 | 544 | else |
mbed_official | 133:d4dda5c437f0 | 545 | { |
mbed_official | 133:d4dda5c437f0 | 546 | return HAL_BUSY; |
mbed_official | 133:d4dda5c437f0 | 547 | } |
mbed_official | 133:d4dda5c437f0 | 548 | } |
mbed_official | 133:d4dda5c437f0 | 549 | |
mbed_official | 133:d4dda5c437f0 | 550 | /** |
mbed_official | 133:d4dda5c437f0 | 551 | * @brief Send an amount of data in non blocking mode. |
mbed_official | 242:7074e42da0b2 | 552 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 553 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 554 | * @param pData: Pointer to data buffer |
mbed_official | 133:d4dda5c437f0 | 555 | * @param Size: Amount of data to be sent |
mbed_official | 133:d4dda5c437f0 | 556 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 557 | */ |
mbed_official | 133:d4dda5c437f0 | 558 | HAL_StatusTypeDef HAL_IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
mbed_official | 133:d4dda5c437f0 | 559 | { |
mbed_official | 133:d4dda5c437f0 | 560 | uint32_t tmp1 = 0; |
mbed_official | 133:d4dda5c437f0 | 561 | |
mbed_official | 133:d4dda5c437f0 | 562 | tmp1 = hirda->State; |
mbed_official | 133:d4dda5c437f0 | 563 | if((tmp1 == HAL_IRDA_STATE_READY) || (tmp1 == HAL_IRDA_STATE_BUSY_RX)) |
mbed_official | 133:d4dda5c437f0 | 564 | { |
mbed_official | 133:d4dda5c437f0 | 565 | if((pData == NULL) || (Size == 0)) |
mbed_official | 133:d4dda5c437f0 | 566 | { |
mbed_official | 133:d4dda5c437f0 | 567 | return HAL_ERROR; |
mbed_official | 133:d4dda5c437f0 | 568 | } |
mbed_official | 133:d4dda5c437f0 | 569 | /* Process Locked */ |
mbed_official | 133:d4dda5c437f0 | 570 | __HAL_LOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 571 | |
mbed_official | 133:d4dda5c437f0 | 572 | hirda->pTxBuffPtr = pData; |
mbed_official | 133:d4dda5c437f0 | 573 | hirda->TxXferSize = Size; |
mbed_official | 133:d4dda5c437f0 | 574 | hirda->TxXferCount = Size; |
mbed_official | 133:d4dda5c437f0 | 575 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 133:d4dda5c437f0 | 576 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
mbed_official | 133:d4dda5c437f0 | 577 | { |
mbed_official | 133:d4dda5c437f0 | 578 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 133:d4dda5c437f0 | 579 | } |
mbed_official | 133:d4dda5c437f0 | 580 | else |
mbed_official | 133:d4dda5c437f0 | 581 | { |
mbed_official | 133:d4dda5c437f0 | 582 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 133:d4dda5c437f0 | 583 | } |
mbed_official | 133:d4dda5c437f0 | 584 | |
mbed_official | 133:d4dda5c437f0 | 585 | /* Enable the IRDA Parity Error Interrupt */ |
mbed_official | 133:d4dda5c437f0 | 586 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 133:d4dda5c437f0 | 587 | |
mbed_official | 133:d4dda5c437f0 | 588 | /* Enable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
mbed_official | 133:d4dda5c437f0 | 589 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 133:d4dda5c437f0 | 590 | |
mbed_official | 133:d4dda5c437f0 | 591 | /* Process Unlocked */ |
mbed_official | 133:d4dda5c437f0 | 592 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 593 | |
mbed_official | 133:d4dda5c437f0 | 594 | /* Enable the IRDA Transmit Complete Interrupt */ |
mbed_official | 133:d4dda5c437f0 | 595 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_TC); |
mbed_official | 133:d4dda5c437f0 | 596 | |
mbed_official | 133:d4dda5c437f0 | 597 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 598 | } |
mbed_official | 133:d4dda5c437f0 | 599 | else |
mbed_official | 133:d4dda5c437f0 | 600 | { |
mbed_official | 133:d4dda5c437f0 | 601 | return HAL_BUSY; |
mbed_official | 133:d4dda5c437f0 | 602 | } |
mbed_official | 133:d4dda5c437f0 | 603 | } |
mbed_official | 133:d4dda5c437f0 | 604 | |
mbed_official | 133:d4dda5c437f0 | 605 | /** |
mbed_official | 133:d4dda5c437f0 | 606 | * @brief Receives an amount of data in non blocking mode. |
mbed_official | 242:7074e42da0b2 | 607 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 608 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 609 | * @param pData: Pointer to data buffer |
mbed_official | 133:d4dda5c437f0 | 610 | * @param Size: Amount of data to be received |
mbed_official | 133:d4dda5c437f0 | 611 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 612 | */ |
mbed_official | 133:d4dda5c437f0 | 613 | HAL_StatusTypeDef HAL_IRDA_Receive_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
mbed_official | 133:d4dda5c437f0 | 614 | { |
mbed_official | 133:d4dda5c437f0 | 615 | uint32_t tmp1 = 0; |
mbed_official | 133:d4dda5c437f0 | 616 | |
mbed_official | 133:d4dda5c437f0 | 617 | tmp1 = hirda->State; |
mbed_official | 133:d4dda5c437f0 | 618 | if((tmp1 == HAL_IRDA_STATE_READY) || (tmp1 == HAL_IRDA_STATE_BUSY_TX)) |
mbed_official | 133:d4dda5c437f0 | 619 | { |
mbed_official | 133:d4dda5c437f0 | 620 | if((pData == NULL) || (Size == 0)) |
mbed_official | 133:d4dda5c437f0 | 621 | { |
mbed_official | 133:d4dda5c437f0 | 622 | return HAL_ERROR; |
mbed_official | 133:d4dda5c437f0 | 623 | } |
mbed_official | 133:d4dda5c437f0 | 624 | |
mbed_official | 133:d4dda5c437f0 | 625 | /* Process Locked */ |
mbed_official | 133:d4dda5c437f0 | 626 | __HAL_LOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 627 | |
mbed_official | 133:d4dda5c437f0 | 628 | hirda->pRxBuffPtr = pData; |
mbed_official | 133:d4dda5c437f0 | 629 | hirda->RxXferSize = Size; |
mbed_official | 133:d4dda5c437f0 | 630 | hirda->RxXferCount = Size; |
mbed_official | 133:d4dda5c437f0 | 631 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 133:d4dda5c437f0 | 632 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
mbed_official | 133:d4dda5c437f0 | 633 | { |
mbed_official | 133:d4dda5c437f0 | 634 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 133:d4dda5c437f0 | 635 | } |
mbed_official | 133:d4dda5c437f0 | 636 | else |
mbed_official | 133:d4dda5c437f0 | 637 | { |
mbed_official | 133:d4dda5c437f0 | 638 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 133:d4dda5c437f0 | 639 | } |
mbed_official | 133:d4dda5c437f0 | 640 | |
mbed_official | 133:d4dda5c437f0 | 641 | /* Enable the IRDA Data Register not empty Interrupt */ |
mbed_official | 133:d4dda5c437f0 | 642 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_RXNE); |
mbed_official | 133:d4dda5c437f0 | 643 | |
mbed_official | 133:d4dda5c437f0 | 644 | /* Enable the IRDA Parity Error Interrupt */ |
mbed_official | 133:d4dda5c437f0 | 645 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 133:d4dda5c437f0 | 646 | |
mbed_official | 133:d4dda5c437f0 | 647 | /* Enable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
mbed_official | 133:d4dda5c437f0 | 648 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 133:d4dda5c437f0 | 649 | |
mbed_official | 133:d4dda5c437f0 | 650 | /* Process Unlocked */ |
mbed_official | 133:d4dda5c437f0 | 651 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 652 | |
mbed_official | 133:d4dda5c437f0 | 653 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 654 | } |
mbed_official | 133:d4dda5c437f0 | 655 | else |
mbed_official | 133:d4dda5c437f0 | 656 | { |
mbed_official | 133:d4dda5c437f0 | 657 | return HAL_BUSY; |
mbed_official | 133:d4dda5c437f0 | 658 | } |
mbed_official | 133:d4dda5c437f0 | 659 | } |
mbed_official | 133:d4dda5c437f0 | 660 | |
mbed_official | 133:d4dda5c437f0 | 661 | /** |
mbed_official | 133:d4dda5c437f0 | 662 | * @brief Sends an amount of data in non blocking mode. |
mbed_official | 242:7074e42da0b2 | 663 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 664 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 665 | * @param pData: Pointer to data buffer |
mbed_official | 133:d4dda5c437f0 | 666 | * @param Size: Amount of data to be sent |
mbed_official | 133:d4dda5c437f0 | 667 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 668 | */ |
mbed_official | 133:d4dda5c437f0 | 669 | HAL_StatusTypeDef HAL_IRDA_Transmit_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
mbed_official | 133:d4dda5c437f0 | 670 | { |
mbed_official | 133:d4dda5c437f0 | 671 | uint32_t *tmp; |
mbed_official | 133:d4dda5c437f0 | 672 | uint32_t tmp1 = 0; |
mbed_official | 133:d4dda5c437f0 | 673 | |
mbed_official | 133:d4dda5c437f0 | 674 | tmp1 = hirda->State; |
mbed_official | 133:d4dda5c437f0 | 675 | if((tmp1 == HAL_IRDA_STATE_READY) || (tmp1 == HAL_IRDA_STATE_BUSY_RX)) |
mbed_official | 133:d4dda5c437f0 | 676 | { |
mbed_official | 133:d4dda5c437f0 | 677 | if((pData == NULL) || (Size == 0)) |
mbed_official | 133:d4dda5c437f0 | 678 | { |
mbed_official | 133:d4dda5c437f0 | 679 | return HAL_ERROR; |
mbed_official | 133:d4dda5c437f0 | 680 | } |
mbed_official | 133:d4dda5c437f0 | 681 | |
mbed_official | 133:d4dda5c437f0 | 682 | /* Process Locked */ |
mbed_official | 133:d4dda5c437f0 | 683 | __HAL_LOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 684 | |
mbed_official | 133:d4dda5c437f0 | 685 | hirda->pTxBuffPtr = pData; |
mbed_official | 133:d4dda5c437f0 | 686 | hirda->TxXferSize = Size; |
mbed_official | 133:d4dda5c437f0 | 687 | hirda->TxXferCount = Size; |
mbed_official | 133:d4dda5c437f0 | 688 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 133:d4dda5c437f0 | 689 | |
mbed_official | 133:d4dda5c437f0 | 690 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
mbed_official | 133:d4dda5c437f0 | 691 | { |
mbed_official | 133:d4dda5c437f0 | 692 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 133:d4dda5c437f0 | 693 | } |
mbed_official | 133:d4dda5c437f0 | 694 | else |
mbed_official | 133:d4dda5c437f0 | 695 | { |
mbed_official | 133:d4dda5c437f0 | 696 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 133:d4dda5c437f0 | 697 | } |
mbed_official | 133:d4dda5c437f0 | 698 | |
mbed_official | 133:d4dda5c437f0 | 699 | /* Set the IRDA DMA transfert complete callback */ |
mbed_official | 133:d4dda5c437f0 | 700 | hirda->hdmatx->XferCpltCallback = IRDA_DMATransmitCplt; |
mbed_official | 133:d4dda5c437f0 | 701 | |
mbed_official | 133:d4dda5c437f0 | 702 | /* Set the DMA error callback */ |
mbed_official | 133:d4dda5c437f0 | 703 | hirda->hdmatx->XferErrorCallback = IRDA_DMAError; |
mbed_official | 133:d4dda5c437f0 | 704 | |
mbed_official | 133:d4dda5c437f0 | 705 | /* Enable the IRDA transmit DMA Stream */ |
mbed_official | 133:d4dda5c437f0 | 706 | tmp = (uint32_t*)&pData; |
mbed_official | 133:d4dda5c437f0 | 707 | HAL_DMA_Start_IT(hirda->hdmatx, *(uint32_t*)tmp, (uint32_t)&hirda->Instance->DR, Size); |
mbed_official | 133:d4dda5c437f0 | 708 | |
mbed_official | 133:d4dda5c437f0 | 709 | /* Enable the DMA transfer for transmit request by setting the DMAT bit |
mbed_official | 133:d4dda5c437f0 | 710 | in the USART CR3 register */ |
mbed_official | 133:d4dda5c437f0 | 711 | hirda->Instance->CR3 |= USART_CR3_DMAT; |
mbed_official | 133:d4dda5c437f0 | 712 | |
mbed_official | 133:d4dda5c437f0 | 713 | /* Process Unlocked */ |
mbed_official | 133:d4dda5c437f0 | 714 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 715 | |
mbed_official | 133:d4dda5c437f0 | 716 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 717 | } |
mbed_official | 133:d4dda5c437f0 | 718 | else |
mbed_official | 133:d4dda5c437f0 | 719 | { |
mbed_official | 133:d4dda5c437f0 | 720 | return HAL_BUSY; |
mbed_official | 133:d4dda5c437f0 | 721 | } |
mbed_official | 133:d4dda5c437f0 | 722 | } |
mbed_official | 133:d4dda5c437f0 | 723 | |
mbed_official | 133:d4dda5c437f0 | 724 | /** |
mbed_official | 133:d4dda5c437f0 | 725 | * @brief Receives an amount of data in non blocking mode. |
mbed_official | 242:7074e42da0b2 | 726 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 727 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 728 | * @param pData: Pointer to data buffer |
mbed_official | 133:d4dda5c437f0 | 729 | * @param Size: Amount of data to be received |
mbed_official | 133:d4dda5c437f0 | 730 | * @note When the IRDA parity is enabled (PCE = 1) the data received contain the parity bit. |
mbed_official | 133:d4dda5c437f0 | 731 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 732 | */ |
mbed_official | 133:d4dda5c437f0 | 733 | HAL_StatusTypeDef HAL_IRDA_Receive_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
mbed_official | 133:d4dda5c437f0 | 734 | { |
mbed_official | 133:d4dda5c437f0 | 735 | uint32_t *tmp; |
mbed_official | 133:d4dda5c437f0 | 736 | uint32_t tmp1 = 0; |
mbed_official | 133:d4dda5c437f0 | 737 | |
mbed_official | 133:d4dda5c437f0 | 738 | tmp1 = hirda->State; |
mbed_official | 133:d4dda5c437f0 | 739 | if((tmp1 == HAL_IRDA_STATE_READY) || (tmp1 == HAL_IRDA_STATE_BUSY_TX)) |
mbed_official | 133:d4dda5c437f0 | 740 | { |
mbed_official | 133:d4dda5c437f0 | 741 | if((pData == NULL) || (Size == 0)) |
mbed_official | 133:d4dda5c437f0 | 742 | { |
mbed_official | 133:d4dda5c437f0 | 743 | return HAL_ERROR; |
mbed_official | 133:d4dda5c437f0 | 744 | } |
mbed_official | 133:d4dda5c437f0 | 745 | |
mbed_official | 133:d4dda5c437f0 | 746 | /* Process Locked */ |
mbed_official | 133:d4dda5c437f0 | 747 | __HAL_LOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 748 | |
mbed_official | 133:d4dda5c437f0 | 749 | hirda->pRxBuffPtr = pData; |
mbed_official | 133:d4dda5c437f0 | 750 | hirda->RxXferSize = Size; |
mbed_official | 133:d4dda5c437f0 | 751 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 133:d4dda5c437f0 | 752 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
mbed_official | 133:d4dda5c437f0 | 753 | { |
mbed_official | 133:d4dda5c437f0 | 754 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 133:d4dda5c437f0 | 755 | } |
mbed_official | 133:d4dda5c437f0 | 756 | else |
mbed_official | 133:d4dda5c437f0 | 757 | { |
mbed_official | 133:d4dda5c437f0 | 758 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 133:d4dda5c437f0 | 759 | } |
mbed_official | 133:d4dda5c437f0 | 760 | |
mbed_official | 133:d4dda5c437f0 | 761 | /* Set the IRDA DMA transfert complete callback */ |
mbed_official | 133:d4dda5c437f0 | 762 | hirda->hdmarx->XferCpltCallback = IRDA_DMAReceiveCplt; |
mbed_official | 133:d4dda5c437f0 | 763 | |
mbed_official | 133:d4dda5c437f0 | 764 | /* Set the DMA error callback */ |
mbed_official | 133:d4dda5c437f0 | 765 | hirda->hdmarx->XferErrorCallback = IRDA_DMAError; |
mbed_official | 133:d4dda5c437f0 | 766 | |
mbed_official | 133:d4dda5c437f0 | 767 | /* Enable the DMA Stream */ |
mbed_official | 133:d4dda5c437f0 | 768 | tmp = (uint32_t*)&pData; |
mbed_official | 133:d4dda5c437f0 | 769 | HAL_DMA_Start_IT(hirda->hdmarx, (uint32_t)&hirda->Instance->DR, *(uint32_t*)tmp, Size); |
mbed_official | 133:d4dda5c437f0 | 770 | |
mbed_official | 133:d4dda5c437f0 | 771 | /* Enable the DMA transfer for the receiver request by setting the DMAR bit |
mbed_official | 133:d4dda5c437f0 | 772 | in the USART CR3 register */ |
mbed_official | 133:d4dda5c437f0 | 773 | hirda->Instance->CR3 |= USART_CR3_DMAR; |
mbed_official | 133:d4dda5c437f0 | 774 | |
mbed_official | 133:d4dda5c437f0 | 775 | /* Process Unlocked */ |
mbed_official | 133:d4dda5c437f0 | 776 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 777 | |
mbed_official | 133:d4dda5c437f0 | 778 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 779 | } |
mbed_official | 133:d4dda5c437f0 | 780 | else |
mbed_official | 133:d4dda5c437f0 | 781 | { |
mbed_official | 133:d4dda5c437f0 | 782 | return HAL_BUSY; |
mbed_official | 133:d4dda5c437f0 | 783 | } |
mbed_official | 133:d4dda5c437f0 | 784 | } |
mbed_official | 133:d4dda5c437f0 | 785 | |
mbed_official | 133:d4dda5c437f0 | 786 | /** |
mbed_official | 133:d4dda5c437f0 | 787 | * @brief This function handles IRDA interrupt request. |
mbed_official | 242:7074e42da0b2 | 788 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 789 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 790 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 791 | */ |
mbed_official | 133:d4dda5c437f0 | 792 | void HAL_IRDA_IRQHandler(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 793 | { |
mbed_official | 133:d4dda5c437f0 | 794 | uint32_t tmp1 = 0, tmp2 =0; |
mbed_official | 133:d4dda5c437f0 | 795 | |
mbed_official | 133:d4dda5c437f0 | 796 | tmp1 = __HAL_IRDA_GET_FLAG(hirda, IRDA_FLAG_PE); |
mbed_official | 133:d4dda5c437f0 | 797 | tmp2 = __HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_PE); |
mbed_official | 242:7074e42da0b2 | 798 | /* IRDA parity error interrupt occurred -------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 799 | if((tmp1 != RESET) && (tmp2 != RESET)) |
mbed_official | 133:d4dda5c437f0 | 800 | { |
mbed_official | 133:d4dda5c437f0 | 801 | __HAL_IRDA_CLEAR_FLAG(hirda, IRDA_FLAG_PE); |
mbed_official | 133:d4dda5c437f0 | 802 | hirda->ErrorCode |= HAL_IRDA_ERROR_PE; |
mbed_official | 133:d4dda5c437f0 | 803 | } |
mbed_official | 133:d4dda5c437f0 | 804 | |
mbed_official | 133:d4dda5c437f0 | 805 | tmp1 = __HAL_IRDA_GET_FLAG(hirda, IRDA_FLAG_FE); |
mbed_official | 133:d4dda5c437f0 | 806 | tmp2 = __HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR); |
mbed_official | 242:7074e42da0b2 | 807 | /* IRDA frame error interrupt occurred --------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 808 | if((tmp1 != RESET) && (tmp2 != RESET)) |
mbed_official | 133:d4dda5c437f0 | 809 | { |
mbed_official | 133:d4dda5c437f0 | 810 | __HAL_IRDA_CLEAR_FLAG(hirda, IRDA_FLAG_FE); |
mbed_official | 133:d4dda5c437f0 | 811 | hirda->ErrorCode |= HAL_IRDA_ERROR_FE; |
mbed_official | 133:d4dda5c437f0 | 812 | } |
mbed_official | 133:d4dda5c437f0 | 813 | |
mbed_official | 133:d4dda5c437f0 | 814 | tmp1 = __HAL_IRDA_GET_FLAG(hirda, IRDA_FLAG_NE); |
mbed_official | 133:d4dda5c437f0 | 815 | tmp2 = __HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR); |
mbed_official | 242:7074e42da0b2 | 816 | /* IRDA noise error interrupt occurred --------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 817 | if((tmp1 != RESET) && (tmp2 != RESET)) |
mbed_official | 133:d4dda5c437f0 | 818 | { |
mbed_official | 133:d4dda5c437f0 | 819 | __HAL_IRDA_CLEAR_FLAG(hirda, IRDA_FLAG_NE); |
mbed_official | 133:d4dda5c437f0 | 820 | hirda->ErrorCode |= HAL_IRDA_ERROR_NE; |
mbed_official | 133:d4dda5c437f0 | 821 | } |
mbed_official | 133:d4dda5c437f0 | 822 | |
mbed_official | 133:d4dda5c437f0 | 823 | tmp1 = __HAL_IRDA_GET_FLAG(hirda, IRDA_FLAG_ORE); |
mbed_official | 133:d4dda5c437f0 | 824 | tmp2 = __HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR); |
mbed_official | 242:7074e42da0b2 | 825 | /* IRDA Over-Run interrupt occurred -----------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 826 | if((tmp1 != RESET) && (tmp2 != RESET)) |
mbed_official | 133:d4dda5c437f0 | 827 | { |
mbed_official | 133:d4dda5c437f0 | 828 | __HAL_IRDA_CLEAR_FLAG(hirda, IRDA_FLAG_ORE); |
mbed_official | 133:d4dda5c437f0 | 829 | hirda->ErrorCode |= HAL_IRDA_ERROR_ORE; |
mbed_official | 133:d4dda5c437f0 | 830 | } |
mbed_official | 133:d4dda5c437f0 | 831 | |
mbed_official | 133:d4dda5c437f0 | 832 | /* Call the Error call Back in case of Errors */ |
mbed_official | 133:d4dda5c437f0 | 833 | if(hirda->ErrorCode != HAL_IRDA_ERROR_NONE) |
mbed_official | 133:d4dda5c437f0 | 834 | { |
mbed_official | 133:d4dda5c437f0 | 835 | /* Set the IRDA state ready to be able to start again the process */ |
mbed_official | 133:d4dda5c437f0 | 836 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 837 | HAL_IRDA_ErrorCallback(hirda); |
mbed_official | 133:d4dda5c437f0 | 838 | } |
mbed_official | 133:d4dda5c437f0 | 839 | |
mbed_official | 133:d4dda5c437f0 | 840 | tmp1 = __HAL_IRDA_GET_FLAG(hirda, IRDA_FLAG_RXNE); |
mbed_official | 133:d4dda5c437f0 | 841 | tmp2 = __HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_RXNE); |
mbed_official | 133:d4dda5c437f0 | 842 | /* IRDA in mode Receiver ---------------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 843 | if((tmp1 != RESET) && (tmp2 != RESET)) |
mbed_official | 133:d4dda5c437f0 | 844 | { |
mbed_official | 133:d4dda5c437f0 | 845 | IRDA_Receive_IT(hirda); |
mbed_official | 133:d4dda5c437f0 | 846 | __HAL_IRDA_CLEAR_FLAG(hirda, IRDA_IT_RXNE); |
mbed_official | 133:d4dda5c437f0 | 847 | } |
mbed_official | 133:d4dda5c437f0 | 848 | |
mbed_official | 133:d4dda5c437f0 | 849 | tmp1 = __HAL_IRDA_GET_FLAG(hirda, IRDA_FLAG_TC); |
mbed_official | 133:d4dda5c437f0 | 850 | tmp2 = __HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_TC); |
mbed_official | 133:d4dda5c437f0 | 851 | /* IRDA in mode Transmitter ------------------------------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 852 | if((tmp1 != RESET) &&(tmp2 != RESET)) |
mbed_official | 133:d4dda5c437f0 | 853 | { |
mbed_official | 133:d4dda5c437f0 | 854 | IRDA_Transmit_IT(hirda); |
mbed_official | 133:d4dda5c437f0 | 855 | __HAL_IRDA_CLEAR_FLAG(hirda, IRDA_IT_TC); |
mbed_official | 133:d4dda5c437f0 | 856 | } |
mbed_official | 133:d4dda5c437f0 | 857 | } |
mbed_official | 133:d4dda5c437f0 | 858 | |
mbed_official | 133:d4dda5c437f0 | 859 | /** |
mbed_official | 133:d4dda5c437f0 | 860 | * @brief Tx Transfer complete callbacks. |
mbed_official | 242:7074e42da0b2 | 861 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 862 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 863 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 864 | */ |
mbed_official | 133:d4dda5c437f0 | 865 | __weak void HAL_IRDA_TxCpltCallback(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 866 | { |
mbed_official | 133:d4dda5c437f0 | 867 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 133:d4dda5c437f0 | 868 | the HAL_IRDA_TxCpltCallback could be implemented in the user file |
mbed_official | 133:d4dda5c437f0 | 869 | */ |
mbed_official | 133:d4dda5c437f0 | 870 | } |
mbed_official | 133:d4dda5c437f0 | 871 | |
mbed_official | 133:d4dda5c437f0 | 872 | /** |
mbed_official | 133:d4dda5c437f0 | 873 | * @brief Rx Transfer complete callbacks. |
mbed_official | 242:7074e42da0b2 | 874 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 875 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 876 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 877 | */ |
mbed_official | 133:d4dda5c437f0 | 878 | __weak void HAL_IRDA_RxCpltCallback(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 879 | { |
mbed_official | 133:d4dda5c437f0 | 880 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 133:d4dda5c437f0 | 881 | the HAL_IRDA_TxCpltCallback could be implemented in the user file |
mbed_official | 133:d4dda5c437f0 | 882 | */ |
mbed_official | 133:d4dda5c437f0 | 883 | } |
mbed_official | 133:d4dda5c437f0 | 884 | |
mbed_official | 133:d4dda5c437f0 | 885 | /** |
mbed_official | 133:d4dda5c437f0 | 886 | * @brief IRDA error callbacks. |
mbed_official | 242:7074e42da0b2 | 887 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 888 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 889 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 890 | */ |
mbed_official | 133:d4dda5c437f0 | 891 | __weak void HAL_IRDA_ErrorCallback(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 892 | { |
mbed_official | 133:d4dda5c437f0 | 893 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 133:d4dda5c437f0 | 894 | the HAL_IRDA_ErrorCallback could be implemented in the user file |
mbed_official | 133:d4dda5c437f0 | 895 | */ |
mbed_official | 133:d4dda5c437f0 | 896 | } |
mbed_official | 133:d4dda5c437f0 | 897 | |
mbed_official | 133:d4dda5c437f0 | 898 | /** |
mbed_official | 133:d4dda5c437f0 | 899 | * @} |
mbed_official | 133:d4dda5c437f0 | 900 | */ |
mbed_official | 133:d4dda5c437f0 | 901 | |
mbed_official | 133:d4dda5c437f0 | 902 | /** @defgroup IRDA_Group3 Peripheral State and Errors functions |
mbed_official | 133:d4dda5c437f0 | 903 | * @brief IRDA State and Errors functions |
mbed_official | 133:d4dda5c437f0 | 904 | * |
mbed_official | 133:d4dda5c437f0 | 905 | @verbatim |
mbed_official | 133:d4dda5c437f0 | 906 | ============================================================================== |
mbed_official | 133:d4dda5c437f0 | 907 | ##### Peripheral State and Errors functions ##### |
mbed_official | 133:d4dda5c437f0 | 908 | ============================================================================== |
mbed_official | 133:d4dda5c437f0 | 909 | [..] |
mbed_official | 133:d4dda5c437f0 | 910 | This subsection provides a set of functions allowing to return the State of IrDA |
mbed_official | 242:7074e42da0b2 | 911 | communication process and also return Peripheral Errors occurred during communication process |
mbed_official | 133:d4dda5c437f0 | 912 | (+) HAL_IRDA_GetState() API can be helpful to check in run-time the state of the IrDA peripheral. |
mbed_official | 242:7074e42da0b2 | 913 | (+) HAL_IRDA_GetError() check in run-time errors that could be occurred during communication. |
mbed_official | 133:d4dda5c437f0 | 914 | |
mbed_official | 133:d4dda5c437f0 | 915 | @endverbatim |
mbed_official | 133:d4dda5c437f0 | 916 | * @{ |
mbed_official | 133:d4dda5c437f0 | 917 | */ |
mbed_official | 133:d4dda5c437f0 | 918 | |
mbed_official | 133:d4dda5c437f0 | 919 | /** |
mbed_official | 133:d4dda5c437f0 | 920 | * @brief Returns the IRDA state. |
mbed_official | 242:7074e42da0b2 | 921 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 922 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 923 | * @retval HAL state |
mbed_official | 133:d4dda5c437f0 | 924 | */ |
mbed_official | 133:d4dda5c437f0 | 925 | HAL_IRDA_StateTypeDef HAL_IRDA_GetState(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 926 | { |
mbed_official | 133:d4dda5c437f0 | 927 | return hirda->State; |
mbed_official | 133:d4dda5c437f0 | 928 | } |
mbed_official | 133:d4dda5c437f0 | 929 | |
mbed_official | 133:d4dda5c437f0 | 930 | /** |
mbed_official | 133:d4dda5c437f0 | 931 | * @brief Return the IARDA error code |
mbed_official | 133:d4dda5c437f0 | 932 | * @param hirda : pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 133:d4dda5c437f0 | 933 | * the configuration information for the specified IRDA. |
mbed_official | 133:d4dda5c437f0 | 934 | * @retval IRDA Error Code |
mbed_official | 133:d4dda5c437f0 | 935 | */ |
mbed_official | 133:d4dda5c437f0 | 936 | uint32_t HAL_IRDA_GetError(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 937 | { |
mbed_official | 133:d4dda5c437f0 | 938 | return hirda->ErrorCode; |
mbed_official | 133:d4dda5c437f0 | 939 | } |
mbed_official | 133:d4dda5c437f0 | 940 | |
mbed_official | 133:d4dda5c437f0 | 941 | /** |
mbed_official | 133:d4dda5c437f0 | 942 | * @} |
mbed_official | 133:d4dda5c437f0 | 943 | */ |
mbed_official | 133:d4dda5c437f0 | 944 | |
mbed_official | 133:d4dda5c437f0 | 945 | /** |
mbed_official | 133:d4dda5c437f0 | 946 | * @brief DMA IRDA transmit process complete callback. |
mbed_official | 133:d4dda5c437f0 | 947 | * @param hdma : DMA handle |
mbed_official | 133:d4dda5c437f0 | 948 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 949 | */ |
mbed_official | 133:d4dda5c437f0 | 950 | static void IRDA_DMATransmitCplt(DMA_HandleTypeDef *hdma) |
mbed_official | 133:d4dda5c437f0 | 951 | { |
mbed_official | 133:d4dda5c437f0 | 952 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 133:d4dda5c437f0 | 953 | |
mbed_official | 133:d4dda5c437f0 | 954 | hirda->TxXferCount = 0; |
mbed_official | 133:d4dda5c437f0 | 955 | |
mbed_official | 242:7074e42da0b2 | 956 | /* Disable the DMA transfer for transmit request by setting the DMAT bit |
mbed_official | 242:7074e42da0b2 | 957 | in the IRDA CR3 register */ |
mbed_official | 242:7074e42da0b2 | 958 | hirda->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_DMAT); |
mbed_official | 242:7074e42da0b2 | 959 | |
mbed_official | 133:d4dda5c437f0 | 960 | /* Wait for IRDA TC Flag */ |
mbed_official | 133:d4dda5c437f0 | 961 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TC, RESET, IRDA_TIMEOUT_VALUE) != HAL_OK) |
mbed_official | 133:d4dda5c437f0 | 962 | { |
mbed_official | 242:7074e42da0b2 | 963 | /* Timeout occurred */ |
mbed_official | 133:d4dda5c437f0 | 964 | hirda->State = HAL_IRDA_STATE_TIMEOUT; |
mbed_official | 133:d4dda5c437f0 | 965 | HAL_IRDA_ErrorCallback(hirda); |
mbed_official | 133:d4dda5c437f0 | 966 | } |
mbed_official | 133:d4dda5c437f0 | 967 | else |
mbed_official | 133:d4dda5c437f0 | 968 | { |
mbed_official | 133:d4dda5c437f0 | 969 | /* No Timeout */ |
mbed_official | 133:d4dda5c437f0 | 970 | /* Check if a receive process is ongoing or not */ |
mbed_official | 133:d4dda5c437f0 | 971 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 133:d4dda5c437f0 | 972 | { |
mbed_official | 133:d4dda5c437f0 | 973 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 133:d4dda5c437f0 | 974 | } |
mbed_official | 133:d4dda5c437f0 | 975 | else |
mbed_official | 133:d4dda5c437f0 | 976 | { |
mbed_official | 133:d4dda5c437f0 | 977 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 978 | } |
mbed_official | 133:d4dda5c437f0 | 979 | HAL_IRDA_TxCpltCallback(hirda); |
mbed_official | 133:d4dda5c437f0 | 980 | } |
mbed_official | 133:d4dda5c437f0 | 981 | } |
mbed_official | 133:d4dda5c437f0 | 982 | |
mbed_official | 133:d4dda5c437f0 | 983 | /** |
mbed_official | 133:d4dda5c437f0 | 984 | * @brief DMA IRDA receive process complete callback. |
mbed_official | 133:d4dda5c437f0 | 985 | * @param hdma: DMA handle |
mbed_official | 133:d4dda5c437f0 | 986 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 987 | */ |
mbed_official | 133:d4dda5c437f0 | 988 | static void IRDA_DMAReceiveCplt(DMA_HandleTypeDef *hdma) |
mbed_official | 133:d4dda5c437f0 | 989 | { |
mbed_official | 133:d4dda5c437f0 | 990 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 133:d4dda5c437f0 | 991 | |
mbed_official | 133:d4dda5c437f0 | 992 | hirda->RxXferCount = 0; |
mbed_official | 242:7074e42da0b2 | 993 | |
mbed_official | 242:7074e42da0b2 | 994 | /* Disable the DMA transfer for the receiver request by setting the DMAR bit |
mbed_official | 242:7074e42da0b2 | 995 | in the IRDA CR3 register */ |
mbed_official | 242:7074e42da0b2 | 996 | hirda->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_DMAR); |
mbed_official | 242:7074e42da0b2 | 997 | |
mbed_official | 133:d4dda5c437f0 | 998 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 133:d4dda5c437f0 | 999 | { |
mbed_official | 133:d4dda5c437f0 | 1000 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 133:d4dda5c437f0 | 1001 | } |
mbed_official | 133:d4dda5c437f0 | 1002 | else |
mbed_official | 133:d4dda5c437f0 | 1003 | { |
mbed_official | 133:d4dda5c437f0 | 1004 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 1005 | } |
mbed_official | 133:d4dda5c437f0 | 1006 | |
mbed_official | 133:d4dda5c437f0 | 1007 | HAL_IRDA_RxCpltCallback(hirda); |
mbed_official | 133:d4dda5c437f0 | 1008 | } |
mbed_official | 133:d4dda5c437f0 | 1009 | |
mbed_official | 133:d4dda5c437f0 | 1010 | /** |
mbed_official | 133:d4dda5c437f0 | 1011 | * @brief DMA IRDA communication error callback. |
mbed_official | 133:d4dda5c437f0 | 1012 | * @param hdma: DMA handle |
mbed_official | 133:d4dda5c437f0 | 1013 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 1014 | */ |
mbed_official | 133:d4dda5c437f0 | 1015 | static void IRDA_DMAError(DMA_HandleTypeDef *hdma) |
mbed_official | 133:d4dda5c437f0 | 1016 | { |
mbed_official | 133:d4dda5c437f0 | 1017 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 133:d4dda5c437f0 | 1018 | |
mbed_official | 133:d4dda5c437f0 | 1019 | hirda->RxXferCount = 0; |
mbed_official | 133:d4dda5c437f0 | 1020 | hirda->TxXferCount = 0; |
mbed_official | 133:d4dda5c437f0 | 1021 | hirda->ErrorCode |= HAL_IRDA_ERROR_DMA; |
mbed_official | 133:d4dda5c437f0 | 1022 | hirda->State= HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 1023 | |
mbed_official | 133:d4dda5c437f0 | 1024 | HAL_IRDA_ErrorCallback(hirda); |
mbed_official | 133:d4dda5c437f0 | 1025 | } |
mbed_official | 133:d4dda5c437f0 | 1026 | |
mbed_official | 133:d4dda5c437f0 | 1027 | /** |
mbed_official | 133:d4dda5c437f0 | 1028 | * @brief This function handles IRDA Communication Timeout. |
mbed_official | 242:7074e42da0b2 | 1029 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 1030 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 1031 | * @param Flag: specifies the IRDA flag to check. |
mbed_official | 133:d4dda5c437f0 | 1032 | * @param Status: The new Flag status (SET or RESET). |
mbed_official | 133:d4dda5c437f0 | 1033 | * @param Timeout: Timeout duration |
mbed_official | 133:d4dda5c437f0 | 1034 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 1035 | */ |
mbed_official | 133:d4dda5c437f0 | 1036 | static HAL_StatusTypeDef IRDA_WaitOnFlagUntilTimeout(IRDA_HandleTypeDef *hirda, uint32_t Flag, FlagStatus Status, uint32_t Timeout) |
mbed_official | 133:d4dda5c437f0 | 1037 | { |
mbed_official | 133:d4dda5c437f0 | 1038 | uint32_t timeout = 0; |
mbed_official | 133:d4dda5c437f0 | 1039 | |
mbed_official | 133:d4dda5c437f0 | 1040 | timeout = HAL_GetTick() + Timeout; |
mbed_official | 133:d4dda5c437f0 | 1041 | |
mbed_official | 133:d4dda5c437f0 | 1042 | /* Wait until flag is set */ |
mbed_official | 133:d4dda5c437f0 | 1043 | if(Status == RESET) |
mbed_official | 133:d4dda5c437f0 | 1044 | { |
mbed_official | 133:d4dda5c437f0 | 1045 | while(__HAL_IRDA_GET_FLAG(hirda, Flag) == RESET) |
mbed_official | 133:d4dda5c437f0 | 1046 | { |
mbed_official | 133:d4dda5c437f0 | 1047 | /* Check for the Timeout */ |
mbed_official | 133:d4dda5c437f0 | 1048 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 133:d4dda5c437f0 | 1049 | { |
mbed_official | 133:d4dda5c437f0 | 1050 | if(HAL_GetTick() >= timeout) |
mbed_official | 133:d4dda5c437f0 | 1051 | { |
mbed_official | 133:d4dda5c437f0 | 1052 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
mbed_official | 133:d4dda5c437f0 | 1053 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TXE); |
mbed_official | 133:d4dda5c437f0 | 1054 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
mbed_official | 133:d4dda5c437f0 | 1055 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 133:d4dda5c437f0 | 1056 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 133:d4dda5c437f0 | 1057 | |
mbed_official | 133:d4dda5c437f0 | 1058 | hirda->State= HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 1059 | |
mbed_official | 133:d4dda5c437f0 | 1060 | /* Process Unlocked */ |
mbed_official | 133:d4dda5c437f0 | 1061 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 1062 | |
mbed_official | 133:d4dda5c437f0 | 1063 | return HAL_TIMEOUT; |
mbed_official | 133:d4dda5c437f0 | 1064 | } |
mbed_official | 133:d4dda5c437f0 | 1065 | } |
mbed_official | 133:d4dda5c437f0 | 1066 | } |
mbed_official | 133:d4dda5c437f0 | 1067 | } |
mbed_official | 133:d4dda5c437f0 | 1068 | else |
mbed_official | 133:d4dda5c437f0 | 1069 | { |
mbed_official | 133:d4dda5c437f0 | 1070 | while(__HAL_IRDA_GET_FLAG(hirda, Flag) != RESET) |
mbed_official | 133:d4dda5c437f0 | 1071 | { |
mbed_official | 133:d4dda5c437f0 | 1072 | /* Check for the Timeout */ |
mbed_official | 133:d4dda5c437f0 | 1073 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 133:d4dda5c437f0 | 1074 | { |
mbed_official | 133:d4dda5c437f0 | 1075 | if(HAL_GetTick() >= timeout) |
mbed_official | 133:d4dda5c437f0 | 1076 | { |
mbed_official | 133:d4dda5c437f0 | 1077 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
mbed_official | 133:d4dda5c437f0 | 1078 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TXE); |
mbed_official | 133:d4dda5c437f0 | 1079 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
mbed_official | 133:d4dda5c437f0 | 1080 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 133:d4dda5c437f0 | 1081 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 133:d4dda5c437f0 | 1082 | |
mbed_official | 133:d4dda5c437f0 | 1083 | hirda->State= HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 1084 | |
mbed_official | 133:d4dda5c437f0 | 1085 | /* Process Unlocked */ |
mbed_official | 133:d4dda5c437f0 | 1086 | __HAL_UNLOCK(hirda); |
mbed_official | 133:d4dda5c437f0 | 1087 | |
mbed_official | 133:d4dda5c437f0 | 1088 | return HAL_TIMEOUT; |
mbed_official | 133:d4dda5c437f0 | 1089 | } |
mbed_official | 133:d4dda5c437f0 | 1090 | } |
mbed_official | 133:d4dda5c437f0 | 1091 | } |
mbed_official | 133:d4dda5c437f0 | 1092 | } |
mbed_official | 133:d4dda5c437f0 | 1093 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 1094 | } |
mbed_official | 133:d4dda5c437f0 | 1095 | |
mbed_official | 133:d4dda5c437f0 | 1096 | /** |
mbed_official | 133:d4dda5c437f0 | 1097 | * @brief Send an amount of data in non blocking mode. |
mbed_official | 242:7074e42da0b2 | 1098 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 1099 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 1100 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 1101 | */ |
mbed_official | 133:d4dda5c437f0 | 1102 | static HAL_StatusTypeDef IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 1103 | { |
mbed_official | 133:d4dda5c437f0 | 1104 | uint16_t* tmp; |
mbed_official | 133:d4dda5c437f0 | 1105 | uint32_t tmp1 = 0; |
mbed_official | 133:d4dda5c437f0 | 1106 | |
mbed_official | 133:d4dda5c437f0 | 1107 | tmp1 = hirda->State; |
mbed_official | 133:d4dda5c437f0 | 1108 | if((tmp1 == HAL_IRDA_STATE_BUSY_TX) || (tmp1 == HAL_IRDA_STATE_BUSY_TX_RX)) |
mbed_official | 133:d4dda5c437f0 | 1109 | { |
mbed_official | 133:d4dda5c437f0 | 1110 | if(hirda->Init.WordLength == IRDA_WORDLENGTH_9B) |
mbed_official | 133:d4dda5c437f0 | 1111 | { |
mbed_official | 133:d4dda5c437f0 | 1112 | tmp = (uint16_t*) hirda->pTxBuffPtr; |
mbed_official | 133:d4dda5c437f0 | 1113 | hirda->Instance->DR = (uint16_t)(*tmp & (uint16_t)0x01FF); |
mbed_official | 133:d4dda5c437f0 | 1114 | if(hirda->Init.Parity == IRDA_PARITY_NONE) |
mbed_official | 133:d4dda5c437f0 | 1115 | { |
mbed_official | 133:d4dda5c437f0 | 1116 | hirda->pTxBuffPtr += 2; |
mbed_official | 133:d4dda5c437f0 | 1117 | } |
mbed_official | 133:d4dda5c437f0 | 1118 | else |
mbed_official | 133:d4dda5c437f0 | 1119 | { |
mbed_official | 133:d4dda5c437f0 | 1120 | hirda->pTxBuffPtr += 1; |
mbed_official | 133:d4dda5c437f0 | 1121 | } |
mbed_official | 133:d4dda5c437f0 | 1122 | } |
mbed_official | 133:d4dda5c437f0 | 1123 | else |
mbed_official | 133:d4dda5c437f0 | 1124 | { |
mbed_official | 133:d4dda5c437f0 | 1125 | hirda->Instance->DR = (uint8_t)(*hirda->pTxBuffPtr++ & (uint8_t)0x00FF); |
mbed_official | 133:d4dda5c437f0 | 1126 | } |
mbed_official | 133:d4dda5c437f0 | 1127 | |
mbed_official | 133:d4dda5c437f0 | 1128 | if(--hirda->TxXferCount == 0) |
mbed_official | 133:d4dda5c437f0 | 1129 | { |
mbed_official | 133:d4dda5c437f0 | 1130 | /* Disable the IRDA Transmit Complete Interrupt */ |
mbed_official | 133:d4dda5c437f0 | 1131 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TC); |
mbed_official | 133:d4dda5c437f0 | 1132 | |
mbed_official | 133:d4dda5c437f0 | 1133 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 133:d4dda5c437f0 | 1134 | { |
mbed_official | 133:d4dda5c437f0 | 1135 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 133:d4dda5c437f0 | 1136 | } |
mbed_official | 133:d4dda5c437f0 | 1137 | else |
mbed_official | 133:d4dda5c437f0 | 1138 | { |
mbed_official | 133:d4dda5c437f0 | 1139 | /* Disable the IRDA Parity Error Interrupt */ |
mbed_official | 133:d4dda5c437f0 | 1140 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 133:d4dda5c437f0 | 1141 | |
mbed_official | 133:d4dda5c437f0 | 1142 | /* Disable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
mbed_official | 133:d4dda5c437f0 | 1143 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 133:d4dda5c437f0 | 1144 | |
mbed_official | 133:d4dda5c437f0 | 1145 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 1146 | } |
mbed_official | 242:7074e42da0b2 | 1147 | |
mbed_official | 133:d4dda5c437f0 | 1148 | HAL_IRDA_TxCpltCallback(hirda); |
mbed_official | 133:d4dda5c437f0 | 1149 | |
mbed_official | 133:d4dda5c437f0 | 1150 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 1151 | } |
mbed_official | 242:7074e42da0b2 | 1152 | |
mbed_official | 133:d4dda5c437f0 | 1153 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 1154 | } |
mbed_official | 133:d4dda5c437f0 | 1155 | else |
mbed_official | 133:d4dda5c437f0 | 1156 | { |
mbed_official | 133:d4dda5c437f0 | 1157 | return HAL_BUSY; |
mbed_official | 133:d4dda5c437f0 | 1158 | } |
mbed_official | 133:d4dda5c437f0 | 1159 | } |
mbed_official | 133:d4dda5c437f0 | 1160 | |
mbed_official | 133:d4dda5c437f0 | 1161 | /** |
mbed_official | 133:d4dda5c437f0 | 1162 | * @brief Receives an amount of data in non blocking mode. |
mbed_official | 242:7074e42da0b2 | 1163 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 1164 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 1165 | * @retval HAL status |
mbed_official | 133:d4dda5c437f0 | 1166 | */ |
mbed_official | 133:d4dda5c437f0 | 1167 | static HAL_StatusTypeDef IRDA_Receive_IT(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 1168 | { |
mbed_official | 133:d4dda5c437f0 | 1169 | uint16_t* tmp; |
mbed_official | 133:d4dda5c437f0 | 1170 | uint32_t tmp1 = 0; |
mbed_official | 133:d4dda5c437f0 | 1171 | |
mbed_official | 133:d4dda5c437f0 | 1172 | tmp1 = hirda->State; |
mbed_official | 133:d4dda5c437f0 | 1173 | if((tmp1 == HAL_IRDA_STATE_BUSY_RX) || (tmp1 == HAL_IRDA_STATE_BUSY_TX_RX)) |
mbed_official | 133:d4dda5c437f0 | 1174 | { |
mbed_official | 133:d4dda5c437f0 | 1175 | if(hirda->Init.WordLength == IRDA_WORDLENGTH_9B) |
mbed_official | 133:d4dda5c437f0 | 1176 | { |
mbed_official | 133:d4dda5c437f0 | 1177 | tmp = (uint16_t*) hirda->pRxBuffPtr; |
mbed_official | 133:d4dda5c437f0 | 1178 | if(hirda->Init.Parity == IRDA_PARITY_NONE) |
mbed_official | 133:d4dda5c437f0 | 1179 | { |
mbed_official | 133:d4dda5c437f0 | 1180 | *tmp = (uint16_t)(hirda->Instance->DR & (uint16_t)0x01FF); |
mbed_official | 133:d4dda5c437f0 | 1181 | hirda->pRxBuffPtr += 2; |
mbed_official | 133:d4dda5c437f0 | 1182 | } |
mbed_official | 133:d4dda5c437f0 | 1183 | else |
mbed_official | 133:d4dda5c437f0 | 1184 | { |
mbed_official | 133:d4dda5c437f0 | 1185 | *tmp = (uint16_t)(hirda->Instance->DR & (uint16_t)0x00FF); |
mbed_official | 133:d4dda5c437f0 | 1186 | hirda->pRxBuffPtr += 1; |
mbed_official | 133:d4dda5c437f0 | 1187 | } |
mbed_official | 133:d4dda5c437f0 | 1188 | } |
mbed_official | 133:d4dda5c437f0 | 1189 | else |
mbed_official | 133:d4dda5c437f0 | 1190 | { |
mbed_official | 133:d4dda5c437f0 | 1191 | if(hirda->Init.Parity == IRDA_PARITY_NONE) |
mbed_official | 133:d4dda5c437f0 | 1192 | { |
mbed_official | 133:d4dda5c437f0 | 1193 | *hirda->pRxBuffPtr++ = (uint8_t)(hirda->Instance->DR & (uint8_t)0x00FF); |
mbed_official | 133:d4dda5c437f0 | 1194 | } |
mbed_official | 133:d4dda5c437f0 | 1195 | else |
mbed_official | 133:d4dda5c437f0 | 1196 | { |
mbed_official | 133:d4dda5c437f0 | 1197 | *hirda->pRxBuffPtr++ = (uint8_t)(hirda->Instance->DR & (uint8_t)0x007F); |
mbed_official | 133:d4dda5c437f0 | 1198 | } |
mbed_official | 133:d4dda5c437f0 | 1199 | } |
mbed_official | 133:d4dda5c437f0 | 1200 | |
mbed_official | 133:d4dda5c437f0 | 1201 | if(--hirda->RxXferCount == 0) |
mbed_official | 133:d4dda5c437f0 | 1202 | { |
mbed_official | 133:d4dda5c437f0 | 1203 | while(HAL_IS_BIT_SET(hirda->Instance->SR, IRDA_FLAG_RXNE)) |
mbed_official | 133:d4dda5c437f0 | 1204 | { |
mbed_official | 133:d4dda5c437f0 | 1205 | } |
mbed_official | 133:d4dda5c437f0 | 1206 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
mbed_official | 133:d4dda5c437f0 | 1207 | |
mbed_official | 133:d4dda5c437f0 | 1208 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 133:d4dda5c437f0 | 1209 | { |
mbed_official | 133:d4dda5c437f0 | 1210 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 133:d4dda5c437f0 | 1211 | } |
mbed_official | 133:d4dda5c437f0 | 1212 | else |
mbed_official | 133:d4dda5c437f0 | 1213 | { |
mbed_official | 133:d4dda5c437f0 | 1214 | /* Disable the IRDA Parity Error Interrupt */ |
mbed_official | 133:d4dda5c437f0 | 1215 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 133:d4dda5c437f0 | 1216 | |
mbed_official | 133:d4dda5c437f0 | 1217 | /* Disable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
mbed_official | 133:d4dda5c437f0 | 1218 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 133:d4dda5c437f0 | 1219 | |
mbed_official | 133:d4dda5c437f0 | 1220 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 133:d4dda5c437f0 | 1221 | } |
mbed_official | 133:d4dda5c437f0 | 1222 | HAL_IRDA_RxCpltCallback(hirda); |
mbed_official | 133:d4dda5c437f0 | 1223 | |
mbed_official | 133:d4dda5c437f0 | 1224 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 1225 | } |
mbed_official | 133:d4dda5c437f0 | 1226 | return HAL_OK; |
mbed_official | 133:d4dda5c437f0 | 1227 | } |
mbed_official | 133:d4dda5c437f0 | 1228 | else |
mbed_official | 133:d4dda5c437f0 | 1229 | { |
mbed_official | 133:d4dda5c437f0 | 1230 | return HAL_BUSY; |
mbed_official | 133:d4dda5c437f0 | 1231 | } |
mbed_official | 133:d4dda5c437f0 | 1232 | } |
mbed_official | 133:d4dda5c437f0 | 1233 | |
mbed_official | 133:d4dda5c437f0 | 1234 | /** |
mbed_official | 133:d4dda5c437f0 | 1235 | * @brief Configures the IRDA peripheral. |
mbed_official | 242:7074e42da0b2 | 1236 | * @param hirda: pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 242:7074e42da0b2 | 1237 | * the configuration information for the specified IRDA module. |
mbed_official | 133:d4dda5c437f0 | 1238 | * @retval None |
mbed_official | 133:d4dda5c437f0 | 1239 | */ |
mbed_official | 133:d4dda5c437f0 | 1240 | static void IRDA_SetConfig(IRDA_HandleTypeDef *hirda) |
mbed_official | 133:d4dda5c437f0 | 1241 | { |
mbed_official | 133:d4dda5c437f0 | 1242 | uint32_t tmpreg = 0x00; |
mbed_official | 133:d4dda5c437f0 | 1243 | |
mbed_official | 133:d4dda5c437f0 | 1244 | /* Check the parameters */ |
mbed_official | 133:d4dda5c437f0 | 1245 | assert_param(IS_IRDA_INSTANCE(hirda->Instance)); |
mbed_official | 133:d4dda5c437f0 | 1246 | assert_param(IS_IRDA_BAUDRATE(hirda->Init.BaudRate)); |
mbed_official | 133:d4dda5c437f0 | 1247 | assert_param(IS_IRDA_WORD_LENGTH(hirda->Init.WordLength)); |
mbed_official | 133:d4dda5c437f0 | 1248 | assert_param(IS_IRDA_PARITY(hirda->Init.Parity)); |
mbed_official | 133:d4dda5c437f0 | 1249 | assert_param(IS_IRDA_MODE(hirda->Init.Mode)); |
mbed_official | 133:d4dda5c437f0 | 1250 | |
mbed_official | 133:d4dda5c437f0 | 1251 | /*-------------------------- IRDA CR2 Configuration ------------------------*/ |
mbed_official | 133:d4dda5c437f0 | 1252 | /* Clear STOP[13:12] bits */ |
mbed_official | 133:d4dda5c437f0 | 1253 | hirda->Instance->CR2 &= (uint32_t)~((uint32_t)USART_CR2_STOP); |
mbed_official | 133:d4dda5c437f0 | 1254 | |
mbed_official | 133:d4dda5c437f0 | 1255 | /*-------------------------- USART CR1 Configuration -----------------------*/ |
mbed_official | 133:d4dda5c437f0 | 1256 | tmpreg = hirda->Instance->CR1; |
mbed_official | 133:d4dda5c437f0 | 1257 | |
mbed_official | 133:d4dda5c437f0 | 1258 | /* Clear M, PCE, PS, TE and RE bits */ |
mbed_official | 133:d4dda5c437f0 | 1259 | tmpreg &= (uint32_t)~((uint32_t)(USART_CR1_M | USART_CR1_PCE | USART_CR1_PS | USART_CR1_TE | \ |
mbed_official | 133:d4dda5c437f0 | 1260 | USART_CR1_RE)); |
mbed_official | 133:d4dda5c437f0 | 1261 | |
mbed_official | 133:d4dda5c437f0 | 1262 | /* Configure the USART Word Length, Parity and mode: |
mbed_official | 133:d4dda5c437f0 | 1263 | Set the M bits according to hirda->Init.WordLength value |
mbed_official | 133:d4dda5c437f0 | 1264 | Set PCE and PS bits according to hirda->Init.Parity value |
mbed_official | 133:d4dda5c437f0 | 1265 | Set TE and RE bits according to hirda->Init.Mode value */ |
mbed_official | 133:d4dda5c437f0 | 1266 | tmpreg |= (uint32_t)hirda->Init.WordLength | hirda->Init.Parity | hirda->Init.Mode; |
mbed_official | 133:d4dda5c437f0 | 1267 | |
mbed_official | 133:d4dda5c437f0 | 1268 | /* Write to USART CR1 */ |
mbed_official | 133:d4dda5c437f0 | 1269 | hirda->Instance->CR1 = (uint32_t)tmpreg; |
mbed_official | 133:d4dda5c437f0 | 1270 | |
mbed_official | 133:d4dda5c437f0 | 1271 | /*-------------------------- USART CR3 Configuration -----------------------*/ |
mbed_official | 133:d4dda5c437f0 | 1272 | /* Clear CTSE and RTSE bits */ |
mbed_official | 133:d4dda5c437f0 | 1273 | hirda->Instance->CR3 &= (uint32_t)~((uint32_t)(USART_CR3_RTSE | USART_CR3_CTSE)); |
mbed_official | 133:d4dda5c437f0 | 1274 | |
mbed_official | 133:d4dda5c437f0 | 1275 | /*-------------------------- USART BRR Configuration -----------------------*/ |
mbed_official | 133:d4dda5c437f0 | 1276 | if((hirda->Instance == USART1) || (hirda->Instance == USART6)) |
mbed_official | 133:d4dda5c437f0 | 1277 | { |
mbed_official | 133:d4dda5c437f0 | 1278 | hirda->Instance->BRR = __IRDA_BRR(HAL_RCC_GetPCLK2Freq(), hirda->Init.BaudRate); |
mbed_official | 133:d4dda5c437f0 | 1279 | } |
mbed_official | 133:d4dda5c437f0 | 1280 | else |
mbed_official | 133:d4dda5c437f0 | 1281 | { |
mbed_official | 133:d4dda5c437f0 | 1282 | hirda->Instance->BRR = __IRDA_BRR(HAL_RCC_GetPCLK1Freq(), hirda->Init.BaudRate); |
mbed_official | 133:d4dda5c437f0 | 1283 | } |
mbed_official | 133:d4dda5c437f0 | 1284 | } |
mbed_official | 133:d4dda5c437f0 | 1285 | /** |
mbed_official | 133:d4dda5c437f0 | 1286 | * @} |
mbed_official | 133:d4dda5c437f0 | 1287 | */ |
mbed_official | 133:d4dda5c437f0 | 1288 | |
mbed_official | 133:d4dda5c437f0 | 1289 | /** |
mbed_official | 133:d4dda5c437f0 | 1290 | * @} |
mbed_official | 133:d4dda5c437f0 | 1291 | */ |
mbed_official | 133:d4dda5c437f0 | 1292 | |
mbed_official | 133:d4dda5c437f0 | 1293 | #endif /* HAL_IRDA_MODULE_ENABLED */ |
mbed_official | 133:d4dda5c437f0 | 1294 | |
mbed_official | 133:d4dda5c437f0 | 1295 | /** |
mbed_official | 133:d4dda5c437f0 | 1296 | * @} |
mbed_official | 133:d4dda5c437f0 | 1297 | */ |
mbed_official | 133:d4dda5c437f0 | 1298 | |
mbed_official | 133:d4dda5c437f0 | 1299 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |