mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
targets/TARGET_STM/TARGET_STM32F7/device/stm32f7xx_hal_spi.c@149:156823d33999, 2016-10-28 (annotated)
- Committer:
- <>
- Date:
- Fri Oct 28 11:17:30 2016 +0100
- Revision:
- 149:156823d33999
- Parent:
- targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_hal_spi.c@144:ef7eb2e8f9f7
- Child:
- 157:ff67d9f36b67
This updates the lib to the mbed lib v128
NOTE: This release includes a restructuring of the file and directory locations and thus some
include paths in your code may need updating accordingly.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 144:ef7eb2e8f9f7 | 1 | /** |
<> | 144:ef7eb2e8f9f7 | 2 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 3 | * @file stm32f7xx_hal_spi.c |
<> | 144:ef7eb2e8f9f7 | 4 | * @author MCD Application Team |
<> | 144:ef7eb2e8f9f7 | 5 | * @version V1.1.0 |
<> | 144:ef7eb2e8f9f7 | 6 | * @date 22-April-2016 |
<> | 144:ef7eb2e8f9f7 | 7 | * @brief SPI HAL module driver. |
<> | 144:ef7eb2e8f9f7 | 8 | * This file provides firmware functions to manage the following |
<> | 144:ef7eb2e8f9f7 | 9 | * functionalities of the Serial Peripheral Interface (SPI) peripheral: |
<> | 144:ef7eb2e8f9f7 | 10 | * + Initialization and de-initialization functions |
<> | 144:ef7eb2e8f9f7 | 11 | * + IO operation functions |
<> | 144:ef7eb2e8f9f7 | 12 | * + Peripheral Control functions |
<> | 144:ef7eb2e8f9f7 | 13 | * + Peripheral State functions |
<> | 144:ef7eb2e8f9f7 | 14 | * |
<> | 144:ef7eb2e8f9f7 | 15 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 16 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 17 | ##### How to use this driver ##### |
<> | 144:ef7eb2e8f9f7 | 18 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 19 | [..] |
<> | 144:ef7eb2e8f9f7 | 20 | The SPI HAL driver can be used as follows: |
<> | 144:ef7eb2e8f9f7 | 21 | |
<> | 144:ef7eb2e8f9f7 | 22 | (#) Declare a SPI_HandleTypeDef handle structure, for example: |
<> | 144:ef7eb2e8f9f7 | 23 | SPI_HandleTypeDef hspi; |
<> | 144:ef7eb2e8f9f7 | 24 | |
<> | 144:ef7eb2e8f9f7 | 25 | (#)Initialize the SPI low level resources by implementing the HAL_SPI_MspInit() API: |
<> | 144:ef7eb2e8f9f7 | 26 | (##) Enable the SPIx interface clock |
<> | 144:ef7eb2e8f9f7 | 27 | (##) SPI pins configuration |
<> | 144:ef7eb2e8f9f7 | 28 | (+++) Enable the clock for the SPI GPIOs |
<> | 144:ef7eb2e8f9f7 | 29 | (+++) Configure these SPI pins as alternate function push-pull |
<> | 144:ef7eb2e8f9f7 | 30 | (##) NVIC configuration if you need to use interrupt process |
<> | 144:ef7eb2e8f9f7 | 31 | (+++) Configure the SPIx interrupt priority |
<> | 144:ef7eb2e8f9f7 | 32 | (+++) Enable the NVIC SPI IRQ handle |
<> | 144:ef7eb2e8f9f7 | 33 | (##) DMA Configuration if you need to use DMA process |
<> | 144:ef7eb2e8f9f7 | 34 | (+++) Declare a DMA_HandleTypeDef handle structure for the transmit or receive channel |
<> | 144:ef7eb2e8f9f7 | 35 | (+++) Enable the DMAx clock |
<> | 144:ef7eb2e8f9f7 | 36 | (+++) Configure the DMA handle parameters |
<> | 144:ef7eb2e8f9f7 | 37 | (+++) Configure the DMA Tx or Rx channel |
<> | 144:ef7eb2e8f9f7 | 38 | (+++) Associate the initialized hdma_tx handle to the hspi DMA Tx or Rx handle |
<> | 144:ef7eb2e8f9f7 | 39 | (+++) Configure the priority and enable the NVIC for the transfer complete interrupt on the DMA Tx or Rx channel |
<> | 144:ef7eb2e8f9f7 | 40 | |
<> | 144:ef7eb2e8f9f7 | 41 | (#) Program the Mode, BidirectionalMode , Data size, Baudrate Prescaler, NSS |
<> | 144:ef7eb2e8f9f7 | 42 | management, Clock polarity and phase, FirstBit and CRC configuration in the hspi Init structure. |
<> | 144:ef7eb2e8f9f7 | 43 | |
<> | 144:ef7eb2e8f9f7 | 44 | (#) Initialize the SPI registers by calling the HAL_SPI_Init() API: |
<> | 144:ef7eb2e8f9f7 | 45 | (++) This API configures also the low level Hardware GPIO, CLOCK, CORTEX...etc) |
<> | 144:ef7eb2e8f9f7 | 46 | by calling the customized HAL_SPI_MspInit() API. |
<> | 144:ef7eb2e8f9f7 | 47 | [..] |
<> | 144:ef7eb2e8f9f7 | 48 | Circular mode restriction: |
<> | 144:ef7eb2e8f9f7 | 49 | (#) The DMA circular mode cannot be used when the SPI is configured in these modes: |
<> | 144:ef7eb2e8f9f7 | 50 | (##) Master 2Lines RxOnly |
<> | 144:ef7eb2e8f9f7 | 51 | (##) Master 1Line Rx |
<> | 144:ef7eb2e8f9f7 | 52 | (#) The CRC feature is not managed when the DMA circular mode is enabled |
<> | 144:ef7eb2e8f9f7 | 53 | (#) When the SPI DMA Pause/Stop features are used, we must use the following APIs |
<> | 144:ef7eb2e8f9f7 | 54 | the HAL_SPI_DMAPause()/ HAL_SPI_DMAStop() only under the SPI callbacks |
<> | 144:ef7eb2e8f9f7 | 55 | |
<> | 144:ef7eb2e8f9f7 | 56 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 57 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 58 | * @attention |
<> | 144:ef7eb2e8f9f7 | 59 | * |
<> | 144:ef7eb2e8f9f7 | 60 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
<> | 144:ef7eb2e8f9f7 | 61 | * |
<> | 144:ef7eb2e8f9f7 | 62 | * Redistribution and use in source and binary forms, with or without modification, |
<> | 144:ef7eb2e8f9f7 | 63 | * are permitted provided that the following conditions are met: |
<> | 144:ef7eb2e8f9f7 | 64 | * 1. Redistributions of source code must retain the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 65 | * this list of conditions and the following disclaimer. |
<> | 144:ef7eb2e8f9f7 | 66 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 67 | * this list of conditions and the following disclaimer in the documentation |
<> | 144:ef7eb2e8f9f7 | 68 | * and/or other materials provided with the distribution. |
<> | 144:ef7eb2e8f9f7 | 69 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
<> | 144:ef7eb2e8f9f7 | 70 | * may be used to endorse or promote products derived from this software |
<> | 144:ef7eb2e8f9f7 | 71 | * without specific prior written permission. |
<> | 144:ef7eb2e8f9f7 | 72 | * |
<> | 144:ef7eb2e8f9f7 | 73 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
<> | 144:ef7eb2e8f9f7 | 74 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
<> | 144:ef7eb2e8f9f7 | 75 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
<> | 144:ef7eb2e8f9f7 | 76 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
<> | 144:ef7eb2e8f9f7 | 77 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
<> | 144:ef7eb2e8f9f7 | 78 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
<> | 144:ef7eb2e8f9f7 | 79 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
<> | 144:ef7eb2e8f9f7 | 80 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
<> | 144:ef7eb2e8f9f7 | 81 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
<> | 144:ef7eb2e8f9f7 | 82 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
<> | 144:ef7eb2e8f9f7 | 83 | * |
<> | 144:ef7eb2e8f9f7 | 84 | ****************************************************************************** |
<> | 144:ef7eb2e8f9f7 | 85 | */ |
<> | 144:ef7eb2e8f9f7 | 86 | |
<> | 144:ef7eb2e8f9f7 | 87 | /* Includes ------------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 88 | #include "stm32f7xx_hal.h" |
<> | 144:ef7eb2e8f9f7 | 89 | |
<> | 144:ef7eb2e8f9f7 | 90 | /** @addtogroup STM32F7xx_HAL_Driver |
<> | 144:ef7eb2e8f9f7 | 91 | * @{ |
<> | 144:ef7eb2e8f9f7 | 92 | */ |
<> | 144:ef7eb2e8f9f7 | 93 | |
<> | 144:ef7eb2e8f9f7 | 94 | /** @defgroup SPI SPI |
<> | 144:ef7eb2e8f9f7 | 95 | * @brief SPI HAL module driver |
<> | 144:ef7eb2e8f9f7 | 96 | * @{ |
<> | 144:ef7eb2e8f9f7 | 97 | */ |
<> | 144:ef7eb2e8f9f7 | 98 | #ifdef HAL_SPI_MODULE_ENABLED |
<> | 144:ef7eb2e8f9f7 | 99 | |
<> | 144:ef7eb2e8f9f7 | 100 | /* Private typedef -----------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 101 | /* Private defines -----------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 102 | /** @defgroup SPI_Private_Constants SPI Private Constants |
<> | 144:ef7eb2e8f9f7 | 103 | * @{ |
<> | 144:ef7eb2e8f9f7 | 104 | */ |
<> | 144:ef7eb2e8f9f7 | 105 | #define SPI_DEFAULT_TIMEOUT 50 |
<> | 144:ef7eb2e8f9f7 | 106 | /** |
<> | 144:ef7eb2e8f9f7 | 107 | * @} |
<> | 144:ef7eb2e8f9f7 | 108 | */ |
<> | 144:ef7eb2e8f9f7 | 109 | |
<> | 144:ef7eb2e8f9f7 | 110 | /* Private macros ------------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 111 | /* Private variables ---------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 112 | /* Private function prototypes -----------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 113 | /** @defgroup SPI_Private_Functions SPI Private Functions |
<> | 144:ef7eb2e8f9f7 | 114 | * @{ |
<> | 144:ef7eb2e8f9f7 | 115 | */ |
<> | 144:ef7eb2e8f9f7 | 116 | static void SPI_DMATransmitCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 117 | static void SPI_DMAReceiveCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 118 | static void SPI_DMATransmitReceiveCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 119 | static void SPI_DMAHalfTransmitCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 120 | static void SPI_DMAHalfReceiveCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 121 | static void SPI_DMAHalfTransmitReceiveCplt(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 122 | static void SPI_DMAError(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 123 | static void SPI_DMAAbortOnError(DMA_HandleTypeDef *hdma); |
<> | 144:ef7eb2e8f9f7 | 124 | static HAL_StatusTypeDef SPI_WaitFlagStateUntilTimeout(SPI_HandleTypeDef *hspi, uint32_t Flag, uint32_t State, uint32_t Timeout); |
<> | 144:ef7eb2e8f9f7 | 125 | static HAL_StatusTypeDef SPI_WaitFifoStateUntilTimeout(SPI_HandleTypeDef *hspi, uint32_t Fifo, uint32_t State, uint32_t Timeout); |
<> | 144:ef7eb2e8f9f7 | 126 | static void SPI_TxISR_8BIT(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 127 | static void SPI_TxISR_16BIT(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 128 | static void SPI_RxISR_8BIT(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 129 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 130 | static void SPI_RxISR_8BITCRC(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 131 | static void SPI_RxISR_16BITCRC(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 132 | static void SPI_2linesRxISR_8BITCRC(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 133 | static void SPI_2linesRxISR_16BITCRC(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 134 | #endif |
<> | 144:ef7eb2e8f9f7 | 135 | static void SPI_RxISR_16BIT(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 136 | static void SPI_2linesRxISR_8BIT(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 137 | static void SPI_2linesTxISR_8BIT(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 138 | static void SPI_2linesTxISR_16BIT(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 139 | static void SPI_2linesRxISR_16BIT(struct __SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 140 | static void SPI_CloseRxTx_ISR(SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 141 | static void SPI_CloseRx_ISR(SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 142 | static void SPI_CloseTx_ISR(SPI_HandleTypeDef *hspi); |
<> | 144:ef7eb2e8f9f7 | 143 | static HAL_StatusTypeDef SPI_EndRxTransaction(SPI_HandleTypeDef *hspi, uint32_t Timeout); |
<> | 144:ef7eb2e8f9f7 | 144 | static HAL_StatusTypeDef SPI_EndRxTxTransaction(SPI_HandleTypeDef *hspi, uint32_t Timeout); |
<> | 144:ef7eb2e8f9f7 | 145 | /** |
<> | 144:ef7eb2e8f9f7 | 146 | * @} |
<> | 144:ef7eb2e8f9f7 | 147 | */ |
<> | 144:ef7eb2e8f9f7 | 148 | |
<> | 144:ef7eb2e8f9f7 | 149 | /* Exported functions ---------------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 150 | |
<> | 144:ef7eb2e8f9f7 | 151 | /** @defgroup SPI_Exported_Functions SPI Exported Functions |
<> | 144:ef7eb2e8f9f7 | 152 | * @{ |
<> | 144:ef7eb2e8f9f7 | 153 | */ |
<> | 144:ef7eb2e8f9f7 | 154 | |
<> | 144:ef7eb2e8f9f7 | 155 | /** @defgroup SPI_Exported_Functions_Group1 Initialization and de-initialization functions |
<> | 144:ef7eb2e8f9f7 | 156 | * @brief Initialization and Configuration functions |
<> | 144:ef7eb2e8f9f7 | 157 | * |
<> | 144:ef7eb2e8f9f7 | 158 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 159 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 160 | ##### Initialization and de-initialization functions ##### |
<> | 144:ef7eb2e8f9f7 | 161 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 162 | [..] This subsection provides a set of functions allowing to initialize and |
<> | 144:ef7eb2e8f9f7 | 163 | de-initialize the SPIx peripheral: |
<> | 144:ef7eb2e8f9f7 | 164 | |
<> | 144:ef7eb2e8f9f7 | 165 | (+) User must implement HAL_SPI_MspInit() function in which he configures |
<> | 144:ef7eb2e8f9f7 | 166 | all related peripherals resources (CLOCK, GPIO, DMA, IT and NVIC ). |
<> | 144:ef7eb2e8f9f7 | 167 | |
<> | 144:ef7eb2e8f9f7 | 168 | (+) Call the function HAL_SPI_Init() to configure the selected device with |
<> | 144:ef7eb2e8f9f7 | 169 | the selected configuration: |
<> | 144:ef7eb2e8f9f7 | 170 | (++) Mode |
<> | 144:ef7eb2e8f9f7 | 171 | (++) Direction |
<> | 144:ef7eb2e8f9f7 | 172 | (++) Data Size |
<> | 144:ef7eb2e8f9f7 | 173 | (++) Clock Polarity and Phase |
<> | 144:ef7eb2e8f9f7 | 174 | (++) NSS Management |
<> | 144:ef7eb2e8f9f7 | 175 | (++) BaudRate Prescaler |
<> | 144:ef7eb2e8f9f7 | 176 | (++) FirstBit |
<> | 144:ef7eb2e8f9f7 | 177 | (++) TIMode |
<> | 144:ef7eb2e8f9f7 | 178 | (++) CRC Calculation |
<> | 144:ef7eb2e8f9f7 | 179 | (++) CRC Polynomial if CRC enabled |
<> | 144:ef7eb2e8f9f7 | 180 | (++) CRC Length, used only with Data8 and Data16 |
<> | 144:ef7eb2e8f9f7 | 181 | (++) FIFO reception threshold |
<> | 144:ef7eb2e8f9f7 | 182 | |
<> | 144:ef7eb2e8f9f7 | 183 | (+) Call the function HAL_SPI_DeInit() to restore the default configuration |
<> | 144:ef7eb2e8f9f7 | 184 | of the selected SPIx peripheral. |
<> | 144:ef7eb2e8f9f7 | 185 | |
<> | 144:ef7eb2e8f9f7 | 186 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 187 | * @{ |
<> | 144:ef7eb2e8f9f7 | 188 | */ |
<> | 144:ef7eb2e8f9f7 | 189 | |
<> | 144:ef7eb2e8f9f7 | 190 | /** |
<> | 144:ef7eb2e8f9f7 | 191 | * @brief Initialize the SPI according to the specified parameters |
<> | 144:ef7eb2e8f9f7 | 192 | * in the SPI_InitTypeDef and initialize the associated handle. |
<> | 144:ef7eb2e8f9f7 | 193 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 194 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 195 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 196 | */ |
<> | 144:ef7eb2e8f9f7 | 197 | HAL_StatusTypeDef HAL_SPI_Init(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 198 | { |
<> | 144:ef7eb2e8f9f7 | 199 | uint32_t frxth; |
<> | 144:ef7eb2e8f9f7 | 200 | |
<> | 144:ef7eb2e8f9f7 | 201 | /* Check the SPI handle allocation */ |
<> | 144:ef7eb2e8f9f7 | 202 | if(hspi == NULL) |
<> | 144:ef7eb2e8f9f7 | 203 | { |
<> | 144:ef7eb2e8f9f7 | 204 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 205 | } |
<> | 144:ef7eb2e8f9f7 | 206 | |
<> | 144:ef7eb2e8f9f7 | 207 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 208 | assert_param(IS_SPI_ALL_INSTANCE(hspi->Instance)); |
<> | 144:ef7eb2e8f9f7 | 209 | assert_param(IS_SPI_MODE(hspi->Init.Mode)); |
<> | 144:ef7eb2e8f9f7 | 210 | assert_param(IS_SPI_DIRECTION(hspi->Init.Direction)); |
<> | 144:ef7eb2e8f9f7 | 211 | assert_param(IS_SPI_DATASIZE(hspi->Init.DataSize)); |
<> | 144:ef7eb2e8f9f7 | 212 | assert_param(IS_SPI_CPOL(hspi->Init.CLKPolarity)); |
<> | 144:ef7eb2e8f9f7 | 213 | assert_param(IS_SPI_CPHA(hspi->Init.CLKPhase)); |
<> | 144:ef7eb2e8f9f7 | 214 | assert_param(IS_SPI_NSS(hspi->Init.NSS)); |
<> | 144:ef7eb2e8f9f7 | 215 | assert_param(IS_SPI_NSSP(hspi->Init.NSSPMode)); |
<> | 144:ef7eb2e8f9f7 | 216 | assert_param(IS_SPI_BAUDRATE_PRESCALER(hspi->Init.BaudRatePrescaler)); |
<> | 144:ef7eb2e8f9f7 | 217 | assert_param(IS_SPI_FIRST_BIT(hspi->Init.FirstBit)); |
<> | 144:ef7eb2e8f9f7 | 218 | assert_param(IS_SPI_TIMODE(hspi->Init.TIMode)); |
<> | 144:ef7eb2e8f9f7 | 219 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 220 | assert_param(IS_SPI_CRC_CALCULATION(hspi->Init.CRCCalculation)); |
<> | 144:ef7eb2e8f9f7 | 221 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 222 | { |
<> | 144:ef7eb2e8f9f7 | 223 | assert_param(IS_SPI_CRC_POLYNOMIAL(hspi->Init.CRCPolynomial)); |
<> | 144:ef7eb2e8f9f7 | 224 | assert_param(IS_SPI_CRC_LENGTH(hspi->Init.CRCLength)); |
<> | 144:ef7eb2e8f9f7 | 225 | } |
<> | 144:ef7eb2e8f9f7 | 226 | /* Align the CRC Length on the data size */ |
<> | 144:ef7eb2e8f9f7 | 227 | if( hspi->Init.CRCLength == SPI_CRC_LENGTH_DATASIZE) |
<> | 144:ef7eb2e8f9f7 | 228 | { |
<> | 144:ef7eb2e8f9f7 | 229 | /* CRC Length aligned on the data size : value set by default */ |
<> | 144:ef7eb2e8f9f7 | 230 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 231 | { |
<> | 144:ef7eb2e8f9f7 | 232 | hspi->Init.CRCLength = SPI_CRC_LENGTH_16BIT; |
<> | 144:ef7eb2e8f9f7 | 233 | } |
<> | 144:ef7eb2e8f9f7 | 234 | else |
<> | 144:ef7eb2e8f9f7 | 235 | { |
<> | 144:ef7eb2e8f9f7 | 236 | hspi->Init.CRCLength = SPI_CRC_LENGTH_8BIT; |
<> | 144:ef7eb2e8f9f7 | 237 | } |
<> | 144:ef7eb2e8f9f7 | 238 | } |
<> | 144:ef7eb2e8f9f7 | 239 | #endif |
<> | 144:ef7eb2e8f9f7 | 240 | |
<> | 144:ef7eb2e8f9f7 | 241 | if(hspi->State == HAL_SPI_STATE_RESET) |
<> | 144:ef7eb2e8f9f7 | 242 | { |
<> | 144:ef7eb2e8f9f7 | 243 | /* Allocate lock resource and initialize it */ |
<> | 144:ef7eb2e8f9f7 | 244 | hspi->Lock = HAL_UNLOCKED; |
<> | 144:ef7eb2e8f9f7 | 245 | |
<> | 144:ef7eb2e8f9f7 | 246 | /* Init the low level hardware : GPIO, CLOCK, NVIC... */ |
<> | 144:ef7eb2e8f9f7 | 247 | HAL_SPI_MspInit(hspi); |
<> | 144:ef7eb2e8f9f7 | 248 | } |
<> | 144:ef7eb2e8f9f7 | 249 | |
<> | 144:ef7eb2e8f9f7 | 250 | hspi->State = HAL_SPI_STATE_BUSY; |
<> | 144:ef7eb2e8f9f7 | 251 | |
<> | 144:ef7eb2e8f9f7 | 252 | /* Disable the selected SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 253 | __HAL_SPI_DISABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 254 | |
<> | 144:ef7eb2e8f9f7 | 255 | /* Align by default the rs fifo threshold on the data size */ |
<> | 144:ef7eb2e8f9f7 | 256 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 257 | { |
<> | 144:ef7eb2e8f9f7 | 258 | frxth = SPI_RXFIFO_THRESHOLD_HF; |
<> | 144:ef7eb2e8f9f7 | 259 | } |
<> | 144:ef7eb2e8f9f7 | 260 | else |
<> | 144:ef7eb2e8f9f7 | 261 | { |
<> | 144:ef7eb2e8f9f7 | 262 | frxth = SPI_RXFIFO_THRESHOLD_QF; |
<> | 144:ef7eb2e8f9f7 | 263 | } |
<> | 144:ef7eb2e8f9f7 | 264 | |
<> | 144:ef7eb2e8f9f7 | 265 | /* CRC calculation is valid only for 16Bit and 8 Bit */ |
<> | 144:ef7eb2e8f9f7 | 266 | if(( hspi->Init.DataSize != SPI_DATASIZE_16BIT ) && ( hspi->Init.DataSize != SPI_DATASIZE_8BIT )) |
<> | 144:ef7eb2e8f9f7 | 267 | { |
<> | 144:ef7eb2e8f9f7 | 268 | /* CRC must be disabled */ |
<> | 144:ef7eb2e8f9f7 | 269 | hspi->Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
<> | 144:ef7eb2e8f9f7 | 270 | } |
<> | 144:ef7eb2e8f9f7 | 271 | |
<> | 144:ef7eb2e8f9f7 | 272 | /*---------------------------- SPIx CR1 & CR2 Configuration ------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 273 | /* Configure : SPI Mode, Communication Mode, Clock polarity and phase, NSS management, |
<> | 144:ef7eb2e8f9f7 | 274 | Communication speed, First bit, CRC calculation state, CRC Length */ |
<> | 144:ef7eb2e8f9f7 | 275 | hspi->Instance->CR1 = (hspi->Init.Mode | hspi->Init.Direction | |
<> | 144:ef7eb2e8f9f7 | 276 | hspi->Init.CLKPolarity | hspi->Init.CLKPhase | (hspi->Init.NSS & SPI_CR1_SSM) | |
<> | 144:ef7eb2e8f9f7 | 277 | hspi->Init.BaudRatePrescaler | hspi->Init.FirstBit | hspi->Init.CRCCalculation); |
<> | 144:ef7eb2e8f9f7 | 278 | |
<> | 144:ef7eb2e8f9f7 | 279 | if( hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT) |
<> | 144:ef7eb2e8f9f7 | 280 | { |
<> | 144:ef7eb2e8f9f7 | 281 | hspi->Instance->CR1|= SPI_CR1_CRCL; |
<> | 144:ef7eb2e8f9f7 | 282 | } |
<> | 144:ef7eb2e8f9f7 | 283 | |
<> | 144:ef7eb2e8f9f7 | 284 | /* Configure : NSS management */ |
<> | 144:ef7eb2e8f9f7 | 285 | /* Configure : Rx Fifo Threshold */ |
<> | 144:ef7eb2e8f9f7 | 286 | hspi->Instance->CR2 = (((hspi->Init.NSS >> 16) & SPI_CR2_SSOE) | hspi->Init.TIMode | hspi->Init.NSSPMode | |
<> | 144:ef7eb2e8f9f7 | 287 | hspi->Init.DataSize ) | frxth; |
<> | 144:ef7eb2e8f9f7 | 288 | |
<> | 144:ef7eb2e8f9f7 | 289 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 290 | /*---------------------------- SPIx CRCPOLY Configuration --------------------*/ |
<> | 144:ef7eb2e8f9f7 | 291 | /* Configure : CRC Polynomial */ |
<> | 144:ef7eb2e8f9f7 | 292 | WRITE_REG(hspi->Instance->CRCPR, hspi->Init.CRCPolynomial); |
<> | 144:ef7eb2e8f9f7 | 293 | #endif |
<> | 144:ef7eb2e8f9f7 | 294 | |
<> | 144:ef7eb2e8f9f7 | 295 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 296 | hspi->State= HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 297 | |
<> | 144:ef7eb2e8f9f7 | 298 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 299 | } |
<> | 144:ef7eb2e8f9f7 | 300 | |
<> | 144:ef7eb2e8f9f7 | 301 | /** |
<> | 144:ef7eb2e8f9f7 | 302 | * @brief DeInitialize the SPI peripheral. |
<> | 144:ef7eb2e8f9f7 | 303 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 304 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 305 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 306 | */ |
<> | 144:ef7eb2e8f9f7 | 307 | HAL_StatusTypeDef HAL_SPI_DeInit(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 308 | { |
<> | 144:ef7eb2e8f9f7 | 309 | /* Check the SPI handle allocation */ |
<> | 144:ef7eb2e8f9f7 | 310 | if(hspi == NULL) |
<> | 144:ef7eb2e8f9f7 | 311 | { |
<> | 144:ef7eb2e8f9f7 | 312 | return HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 313 | } |
<> | 144:ef7eb2e8f9f7 | 314 | |
<> | 144:ef7eb2e8f9f7 | 315 | /* Check the parameters */ |
<> | 144:ef7eb2e8f9f7 | 316 | assert_param(IS_SPI_ALL_INSTANCE(hspi->Instance)); |
<> | 144:ef7eb2e8f9f7 | 317 | |
<> | 144:ef7eb2e8f9f7 | 318 | hspi->State = HAL_SPI_STATE_BUSY; |
<> | 144:ef7eb2e8f9f7 | 319 | |
<> | 144:ef7eb2e8f9f7 | 320 | /* Disable the SPI Peripheral Clock */ |
<> | 144:ef7eb2e8f9f7 | 321 | __HAL_SPI_DISABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 322 | |
<> | 144:ef7eb2e8f9f7 | 323 | /* DeInit the low level hardware: GPIO, CLOCK, NVIC... */ |
<> | 144:ef7eb2e8f9f7 | 324 | HAL_SPI_MspDeInit(hspi); |
<> | 144:ef7eb2e8f9f7 | 325 | |
<> | 144:ef7eb2e8f9f7 | 326 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 327 | hspi->State = HAL_SPI_STATE_RESET; |
<> | 144:ef7eb2e8f9f7 | 328 | |
<> | 144:ef7eb2e8f9f7 | 329 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 330 | |
<> | 144:ef7eb2e8f9f7 | 331 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 332 | } |
<> | 144:ef7eb2e8f9f7 | 333 | |
<> | 144:ef7eb2e8f9f7 | 334 | /** |
<> | 144:ef7eb2e8f9f7 | 335 | * @brief SPI MSP Init |
<> | 144:ef7eb2e8f9f7 | 336 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 337 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 338 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 339 | */ |
<> | 144:ef7eb2e8f9f7 | 340 | __weak void HAL_SPI_MspInit(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 341 | { |
<> | 144:ef7eb2e8f9f7 | 342 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 343 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 344 | |
<> | 144:ef7eb2e8f9f7 | 345 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 346 | the HAL_SPI_MspInit should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 347 | */ |
<> | 144:ef7eb2e8f9f7 | 348 | } |
<> | 144:ef7eb2e8f9f7 | 349 | |
<> | 144:ef7eb2e8f9f7 | 350 | /** |
<> | 144:ef7eb2e8f9f7 | 351 | * @brief SPI MSP DeInit |
<> | 144:ef7eb2e8f9f7 | 352 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 353 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 354 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 355 | */ |
<> | 144:ef7eb2e8f9f7 | 356 | __weak void HAL_SPI_MspDeInit(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 357 | { |
<> | 144:ef7eb2e8f9f7 | 358 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 359 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 360 | |
<> | 144:ef7eb2e8f9f7 | 361 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 362 | the HAL_SPI_MspDeInit should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 363 | */ |
<> | 144:ef7eb2e8f9f7 | 364 | } |
<> | 144:ef7eb2e8f9f7 | 365 | |
<> | 144:ef7eb2e8f9f7 | 366 | /** |
<> | 144:ef7eb2e8f9f7 | 367 | * @} |
<> | 144:ef7eb2e8f9f7 | 368 | */ |
<> | 144:ef7eb2e8f9f7 | 369 | |
<> | 144:ef7eb2e8f9f7 | 370 | /** @defgroup SPI_Exported_Functions_Group2 IO operation functions |
<> | 144:ef7eb2e8f9f7 | 371 | * @brief Data transfers functions |
<> | 144:ef7eb2e8f9f7 | 372 | * |
<> | 144:ef7eb2e8f9f7 | 373 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 374 | ============================================================================== |
<> | 144:ef7eb2e8f9f7 | 375 | ##### IO operation functions ##### |
<> | 144:ef7eb2e8f9f7 | 376 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 377 | [..] |
<> | 144:ef7eb2e8f9f7 | 378 | This subsection provides a set of functions allowing to manage the SPI |
<> | 144:ef7eb2e8f9f7 | 379 | data transfers. |
<> | 144:ef7eb2e8f9f7 | 380 | |
<> | 144:ef7eb2e8f9f7 | 381 | [..] The SPI supports master and slave mode : |
<> | 144:ef7eb2e8f9f7 | 382 | |
<> | 144:ef7eb2e8f9f7 | 383 | (#) There are two modes of transfer: |
<> | 144:ef7eb2e8f9f7 | 384 | (++) Blocking mode: The communication is performed in polling mode. |
<> | 144:ef7eb2e8f9f7 | 385 | The HAL status of all data processing is returned by the same function |
<> | 144:ef7eb2e8f9f7 | 386 | after finishing transfer. |
<> | 144:ef7eb2e8f9f7 | 387 | (++) No-Blocking mode: The communication is performed using Interrupts |
<> | 144:ef7eb2e8f9f7 | 388 | or DMA, These APIs return the HAL status. |
<> | 144:ef7eb2e8f9f7 | 389 | The end of the data processing will be indicated through the |
<> | 144:ef7eb2e8f9f7 | 390 | dedicated SPI IRQ when using Interrupt mode or the DMA IRQ when |
<> | 144:ef7eb2e8f9f7 | 391 | using DMA mode. |
<> | 144:ef7eb2e8f9f7 | 392 | The HAL_SPI_TxCpltCallback(), HAL_SPI_RxCpltCallback() and HAL_SPI_TxRxCpltCallback() user callbacks |
<> | 144:ef7eb2e8f9f7 | 393 | will be executed respectively at the end of the transmit or Receive process |
<> | 144:ef7eb2e8f9f7 | 394 | The HAL_SPI_ErrorCallback()user callback will be executed when a communication error is detected |
<> | 144:ef7eb2e8f9f7 | 395 | |
<> | 144:ef7eb2e8f9f7 | 396 | (#) APIs provided for these 2 transfer modes (Blocking mode or Non blocking mode using either Interrupt or DMA) |
<> | 144:ef7eb2e8f9f7 | 397 | exist for 1Line (simplex) and 2Lines (full duplex) modes. |
<> | 144:ef7eb2e8f9f7 | 398 | |
<> | 144:ef7eb2e8f9f7 | 399 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 400 | * @{ |
<> | 144:ef7eb2e8f9f7 | 401 | */ |
<> | 144:ef7eb2e8f9f7 | 402 | |
<> | 144:ef7eb2e8f9f7 | 403 | /** |
<> | 144:ef7eb2e8f9f7 | 404 | * @brief Transmit an amount of data in blocking mode. |
<> | 144:ef7eb2e8f9f7 | 405 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 406 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 407 | * @param pData: pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 408 | * @param Size: amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 409 | * @param Timeout: Timeout duration |
<> | 144:ef7eb2e8f9f7 | 410 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 411 | */ |
<> | 144:ef7eb2e8f9f7 | 412 | HAL_StatusTypeDef HAL_SPI_Transmit(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 413 | { |
<> | 144:ef7eb2e8f9f7 | 414 | uint32_t tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 415 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 416 | |
<> | 144:ef7eb2e8f9f7 | 417 | assert_param(IS_SPI_DIRECTION_2LINES_OR_1LINE(hspi->Init.Direction)); |
<> | 144:ef7eb2e8f9f7 | 418 | |
<> | 144:ef7eb2e8f9f7 | 419 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 420 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 421 | |
<> | 144:ef7eb2e8f9f7 | 422 | if(hspi->State != HAL_SPI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 423 | { |
<> | 144:ef7eb2e8f9f7 | 424 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 425 | goto error; |
<> | 144:ef7eb2e8f9f7 | 426 | } |
<> | 144:ef7eb2e8f9f7 | 427 | |
<> | 144:ef7eb2e8f9f7 | 428 | if((pData == NULL ) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 429 | { |
<> | 144:ef7eb2e8f9f7 | 430 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 431 | goto error; |
<> | 144:ef7eb2e8f9f7 | 432 | } |
<> | 144:ef7eb2e8f9f7 | 433 | |
<> | 144:ef7eb2e8f9f7 | 434 | /* Set the transaction information */ |
<> | 144:ef7eb2e8f9f7 | 435 | hspi->State = HAL_SPI_STATE_BUSY_TX; |
<> | 144:ef7eb2e8f9f7 | 436 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 437 | hspi->pTxBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 438 | hspi->TxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 439 | hspi->TxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 440 | hspi->pRxBuffPtr = (uint8_t *)NULL; |
<> | 144:ef7eb2e8f9f7 | 441 | hspi->RxXferSize = 0; |
<> | 144:ef7eb2e8f9f7 | 442 | hspi->RxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 443 | |
<> | 144:ef7eb2e8f9f7 | 444 | /* Configure communication direction : 1Line */ |
<> | 144:ef7eb2e8f9f7 | 445 | if(hspi->Init.Direction == SPI_DIRECTION_1LINE) |
<> | 144:ef7eb2e8f9f7 | 446 | { |
<> | 144:ef7eb2e8f9f7 | 447 | SPI_1LINE_TX(hspi); |
<> | 144:ef7eb2e8f9f7 | 448 | } |
<> | 144:ef7eb2e8f9f7 | 449 | |
<> | 144:ef7eb2e8f9f7 | 450 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 451 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 452 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 453 | { |
<> | 144:ef7eb2e8f9f7 | 454 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 455 | } |
<> | 144:ef7eb2e8f9f7 | 456 | #endif |
<> | 144:ef7eb2e8f9f7 | 457 | |
<> | 144:ef7eb2e8f9f7 | 458 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 459 | if((hspi->Instance->CR1 & SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 460 | { |
<> | 144:ef7eb2e8f9f7 | 461 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 462 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 463 | } |
<> | 144:ef7eb2e8f9f7 | 464 | |
<> | 144:ef7eb2e8f9f7 | 465 | /* Transmit data in 16 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 466 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 467 | { |
<> | 144:ef7eb2e8f9f7 | 468 | /* Transmit data in 16 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 469 | while (hspi->TxXferCount > 0) |
<> | 144:ef7eb2e8f9f7 | 470 | { |
<> | 144:ef7eb2e8f9f7 | 471 | /* Wait until TXE flag is set to send data */ |
<> | 144:ef7eb2e8f9f7 | 472 | if((hspi->Instance->SR & SPI_FLAG_TXE) == SPI_FLAG_TXE) |
<> | 144:ef7eb2e8f9f7 | 473 | { |
<> | 144:ef7eb2e8f9f7 | 474 | hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 475 | hspi->pTxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 476 | hspi->TxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 477 | } |
<> | 144:ef7eb2e8f9f7 | 478 | else |
<> | 144:ef7eb2e8f9f7 | 479 | { |
<> | 144:ef7eb2e8f9f7 | 480 | /* Timeout management */ |
<> | 144:ef7eb2e8f9f7 | 481 | if((Timeout == 0) || ((Timeout != HAL_MAX_DELAY) && ((HAL_GetTick()-tickstart) >= Timeout))) |
<> | 144:ef7eb2e8f9f7 | 482 | { |
<> | 144:ef7eb2e8f9f7 | 483 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 484 | goto error; |
<> | 144:ef7eb2e8f9f7 | 485 | } |
<> | 144:ef7eb2e8f9f7 | 486 | } |
<> | 144:ef7eb2e8f9f7 | 487 | } |
<> | 144:ef7eb2e8f9f7 | 488 | } |
<> | 144:ef7eb2e8f9f7 | 489 | /* Transmit data in 8 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 490 | else |
<> | 144:ef7eb2e8f9f7 | 491 | { |
<> | 144:ef7eb2e8f9f7 | 492 | while (hspi->TxXferCount > 0) |
<> | 144:ef7eb2e8f9f7 | 493 | { |
<> | 144:ef7eb2e8f9f7 | 494 | /* Wait until TXE flag is set to send data */ |
<> | 144:ef7eb2e8f9f7 | 495 | if((hspi->Instance->SR & SPI_FLAG_TXE) == SPI_FLAG_TXE) |
<> | 144:ef7eb2e8f9f7 | 496 | { |
<> | 144:ef7eb2e8f9f7 | 497 | if(hspi->TxXferCount > 1) |
<> | 144:ef7eb2e8f9f7 | 498 | { |
<> | 144:ef7eb2e8f9f7 | 499 | /* write on the data register in packing mode */ |
<> | 144:ef7eb2e8f9f7 | 500 | hspi->Instance->DR = *((uint16_t*)hspi->pTxBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 501 | hspi->pTxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 502 | hspi->TxXferCount -= 2; |
<> | 144:ef7eb2e8f9f7 | 503 | } |
<> | 144:ef7eb2e8f9f7 | 504 | else |
<> | 144:ef7eb2e8f9f7 | 505 | { |
<> | 144:ef7eb2e8f9f7 | 506 | *((__IO uint8_t*)&hspi->Instance->DR) = (*hspi->pTxBuffPtr++); |
<> | 144:ef7eb2e8f9f7 | 507 | hspi->TxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 508 | } |
<> | 144:ef7eb2e8f9f7 | 509 | } |
<> | 144:ef7eb2e8f9f7 | 510 | else |
<> | 144:ef7eb2e8f9f7 | 511 | { |
<> | 144:ef7eb2e8f9f7 | 512 | /* Timeout management */ |
<> | 144:ef7eb2e8f9f7 | 513 | if((Timeout == 0) || ((Timeout != HAL_MAX_DELAY) && ((HAL_GetTick()-tickstart) >= Timeout))) |
<> | 144:ef7eb2e8f9f7 | 514 | { |
<> | 144:ef7eb2e8f9f7 | 515 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 516 | goto error; |
<> | 144:ef7eb2e8f9f7 | 517 | } |
<> | 144:ef7eb2e8f9f7 | 518 | } |
<> | 144:ef7eb2e8f9f7 | 519 | } |
<> | 144:ef7eb2e8f9f7 | 520 | } |
<> | 144:ef7eb2e8f9f7 | 521 | |
<> | 144:ef7eb2e8f9f7 | 522 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 523 | /* Enable CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 524 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 525 | { |
<> | 144:ef7eb2e8f9f7 | 526 | hspi->Instance->CR1|= SPI_CR1_CRCNEXT; |
<> | 144:ef7eb2e8f9f7 | 527 | } |
<> | 144:ef7eb2e8f9f7 | 528 | #endif |
<> | 144:ef7eb2e8f9f7 | 529 | |
<> | 144:ef7eb2e8f9f7 | 530 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 531 | if(SPI_EndRxTxTransaction(hspi,Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 532 | { |
<> | 144:ef7eb2e8f9f7 | 533 | hspi->ErrorCode = HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 534 | } |
<> | 144:ef7eb2e8f9f7 | 535 | |
<> | 144:ef7eb2e8f9f7 | 536 | /* Clear overrun flag in 2 Lines communication mode because received is not read */ |
<> | 144:ef7eb2e8f9f7 | 537 | if(hspi->Init.Direction == SPI_DIRECTION_2LINES) |
<> | 144:ef7eb2e8f9f7 | 538 | { |
<> | 144:ef7eb2e8f9f7 | 539 | __HAL_SPI_CLEAR_OVRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 540 | } |
<> | 144:ef7eb2e8f9f7 | 541 | |
<> | 144:ef7eb2e8f9f7 | 542 | if(hspi->ErrorCode != HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 543 | { |
<> | 144:ef7eb2e8f9f7 | 544 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 545 | } |
<> | 144:ef7eb2e8f9f7 | 546 | |
<> | 144:ef7eb2e8f9f7 | 547 | error: |
<> | 144:ef7eb2e8f9f7 | 548 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 549 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 550 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 551 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 552 | } |
<> | 144:ef7eb2e8f9f7 | 553 | |
<> | 144:ef7eb2e8f9f7 | 554 | /** |
<> | 144:ef7eb2e8f9f7 | 555 | * @brief Receive an amount of data in blocking mode. |
<> | 144:ef7eb2e8f9f7 | 556 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 557 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 558 | * @param pData: pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 559 | * @param Size: amount of data to be received |
<> | 144:ef7eb2e8f9f7 | 560 | * @param Timeout: Timeout duration |
<> | 144:ef7eb2e8f9f7 | 561 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 562 | */ |
<> | 144:ef7eb2e8f9f7 | 563 | HAL_StatusTypeDef HAL_SPI_Receive(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 564 | { |
<> | 144:ef7eb2e8f9f7 | 565 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 566 | __IO uint16_t tmpreg; |
<> | 144:ef7eb2e8f9f7 | 567 | #endif |
<> | 144:ef7eb2e8f9f7 | 568 | uint32_t tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 569 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 570 | |
<> | 144:ef7eb2e8f9f7 | 571 | if((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES)) |
<> | 144:ef7eb2e8f9f7 | 572 | { |
<> | 144:ef7eb2e8f9f7 | 573 | /* the receive process is not supported in 2Lines direction master mode */ |
<> | 144:ef7eb2e8f9f7 | 574 | /* in this case we call the TransmitReceive process */ |
<> | 144:ef7eb2e8f9f7 | 575 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 576 | return HAL_SPI_TransmitReceive(hspi,pData,pData,Size,Timeout); |
<> | 144:ef7eb2e8f9f7 | 577 | } |
<> | 144:ef7eb2e8f9f7 | 578 | |
<> | 144:ef7eb2e8f9f7 | 579 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 580 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 581 | |
<> | 144:ef7eb2e8f9f7 | 582 | if(hspi->State != HAL_SPI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 583 | { |
<> | 144:ef7eb2e8f9f7 | 584 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 585 | goto error; |
<> | 144:ef7eb2e8f9f7 | 586 | } |
<> | 144:ef7eb2e8f9f7 | 587 | |
<> | 144:ef7eb2e8f9f7 | 588 | if((pData == NULL ) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 589 | { |
<> | 144:ef7eb2e8f9f7 | 590 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 591 | goto error; |
<> | 144:ef7eb2e8f9f7 | 592 | } |
<> | 144:ef7eb2e8f9f7 | 593 | |
<> | 144:ef7eb2e8f9f7 | 594 | hspi->State = HAL_SPI_STATE_BUSY_RX; |
<> | 144:ef7eb2e8f9f7 | 595 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 596 | hspi->pRxBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 597 | hspi->RxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 598 | hspi->RxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 599 | hspi->pTxBuffPtr = (uint8_t *)NULL; |
<> | 144:ef7eb2e8f9f7 | 600 | hspi->TxXferSize = 0; |
<> | 144:ef7eb2e8f9f7 | 601 | hspi->TxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 602 | |
<> | 144:ef7eb2e8f9f7 | 603 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 604 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 605 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 606 | { |
<> | 144:ef7eb2e8f9f7 | 607 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 608 | /* this is done to handle the CRCNEXT before the latest data */ |
<> | 144:ef7eb2e8f9f7 | 609 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 610 | } |
<> | 144:ef7eb2e8f9f7 | 611 | #endif |
<> | 144:ef7eb2e8f9f7 | 612 | |
<> | 144:ef7eb2e8f9f7 | 613 | /* Set the Rx Fido threshold */ |
<> | 144:ef7eb2e8f9f7 | 614 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 615 | { |
<> | 144:ef7eb2e8f9f7 | 616 | /* set fiforxthreshold according the reception data length: 16bit */ |
<> | 144:ef7eb2e8f9f7 | 617 | CLEAR_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 618 | } |
<> | 144:ef7eb2e8f9f7 | 619 | else |
<> | 144:ef7eb2e8f9f7 | 620 | { |
<> | 144:ef7eb2e8f9f7 | 621 | /* set fiforxthreshold according the reception data length: 8bit */ |
<> | 144:ef7eb2e8f9f7 | 622 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 623 | } |
<> | 144:ef7eb2e8f9f7 | 624 | |
<> | 144:ef7eb2e8f9f7 | 625 | /* Configure communication direction 1Line and enabled SPI if needed */ |
<> | 144:ef7eb2e8f9f7 | 626 | if(hspi->Init.Direction == SPI_DIRECTION_1LINE) |
<> | 144:ef7eb2e8f9f7 | 627 | { |
<> | 144:ef7eb2e8f9f7 | 628 | SPI_1LINE_RX(hspi); |
<> | 144:ef7eb2e8f9f7 | 629 | } |
<> | 144:ef7eb2e8f9f7 | 630 | |
<> | 144:ef7eb2e8f9f7 | 631 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 632 | if((hspi->Instance->CR1 & SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 633 | { |
<> | 144:ef7eb2e8f9f7 | 634 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 635 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 636 | } |
<> | 144:ef7eb2e8f9f7 | 637 | |
<> | 144:ef7eb2e8f9f7 | 638 | /* Receive data in 8 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 639 | if(hspi->Init.DataSize <= SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 640 | { |
<> | 144:ef7eb2e8f9f7 | 641 | /* Transfer loop */ |
<> | 144:ef7eb2e8f9f7 | 642 | while(hspi->RxXferCount > 0) |
<> | 144:ef7eb2e8f9f7 | 643 | { |
<> | 144:ef7eb2e8f9f7 | 644 | /* Check the RXNE flag */ |
<> | 144:ef7eb2e8f9f7 | 645 | if((hspi->Instance->SR & SPI_FLAG_RXNE) == SPI_FLAG_RXNE) |
<> | 144:ef7eb2e8f9f7 | 646 | { |
<> | 144:ef7eb2e8f9f7 | 647 | /* read the received data */ |
<> | 144:ef7eb2e8f9f7 | 648 | (*hspi->pRxBuffPtr++)= *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 649 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 650 | } |
<> | 144:ef7eb2e8f9f7 | 651 | else |
<> | 144:ef7eb2e8f9f7 | 652 | { |
<> | 144:ef7eb2e8f9f7 | 653 | /* Timeout management */ |
<> | 144:ef7eb2e8f9f7 | 654 | if((Timeout == 0) || ((Timeout != HAL_MAX_DELAY) && ((HAL_GetTick()-tickstart) >= Timeout))) |
<> | 144:ef7eb2e8f9f7 | 655 | { |
<> | 144:ef7eb2e8f9f7 | 656 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 657 | goto error; |
<> | 144:ef7eb2e8f9f7 | 658 | } |
<> | 144:ef7eb2e8f9f7 | 659 | } |
<> | 144:ef7eb2e8f9f7 | 660 | } |
<> | 144:ef7eb2e8f9f7 | 661 | } |
<> | 144:ef7eb2e8f9f7 | 662 | else |
<> | 144:ef7eb2e8f9f7 | 663 | { |
<> | 144:ef7eb2e8f9f7 | 664 | /* Transfer loop */ |
<> | 144:ef7eb2e8f9f7 | 665 | while(hspi->RxXferCount > 0) |
<> | 144:ef7eb2e8f9f7 | 666 | { |
<> | 144:ef7eb2e8f9f7 | 667 | /* Check the RXNE flag */ |
<> | 144:ef7eb2e8f9f7 | 668 | if((hspi->Instance->SR & SPI_FLAG_RXNE) == SPI_FLAG_RXNE) |
<> | 144:ef7eb2e8f9f7 | 669 | { |
<> | 144:ef7eb2e8f9f7 | 670 | *((uint16_t*)hspi->pRxBuffPtr) = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 671 | hspi->pRxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 672 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 673 | } |
<> | 144:ef7eb2e8f9f7 | 674 | else |
<> | 144:ef7eb2e8f9f7 | 675 | { |
<> | 144:ef7eb2e8f9f7 | 676 | /* Timeout management */ |
<> | 144:ef7eb2e8f9f7 | 677 | if((Timeout == 0) || ((Timeout != HAL_MAX_DELAY) && ((HAL_GetTick()-tickstart) >= Timeout))) |
<> | 144:ef7eb2e8f9f7 | 678 | { |
<> | 144:ef7eb2e8f9f7 | 679 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 680 | goto error; |
<> | 144:ef7eb2e8f9f7 | 681 | } |
<> | 144:ef7eb2e8f9f7 | 682 | } |
<> | 144:ef7eb2e8f9f7 | 683 | } |
<> | 144:ef7eb2e8f9f7 | 684 | } |
<> | 144:ef7eb2e8f9f7 | 685 | |
<> | 144:ef7eb2e8f9f7 | 686 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 687 | /* Handle the CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 688 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 689 | { |
<> | 144:ef7eb2e8f9f7 | 690 | /* freeze the CRC before the latest data */ |
<> | 144:ef7eb2e8f9f7 | 691 | hspi->Instance->CR1|= SPI_CR1_CRCNEXT; |
<> | 144:ef7eb2e8f9f7 | 692 | |
<> | 144:ef7eb2e8f9f7 | 693 | /* Read the latest data */ |
<> | 144:ef7eb2e8f9f7 | 694 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 695 | { |
<> | 144:ef7eb2e8f9f7 | 696 | /* the latest data has not been received */ |
<> | 144:ef7eb2e8f9f7 | 697 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 698 | goto error; |
<> | 144:ef7eb2e8f9f7 | 699 | } |
<> | 144:ef7eb2e8f9f7 | 700 | |
<> | 144:ef7eb2e8f9f7 | 701 | /* Receive last data in 16 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 702 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 703 | { |
<> | 144:ef7eb2e8f9f7 | 704 | *((uint16_t*)hspi->pRxBuffPtr) = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 705 | } |
<> | 144:ef7eb2e8f9f7 | 706 | /* Receive last data in 8 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 707 | else |
<> | 144:ef7eb2e8f9f7 | 708 | { |
<> | 144:ef7eb2e8f9f7 | 709 | *hspi->pRxBuffPtr = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 710 | } |
<> | 144:ef7eb2e8f9f7 | 711 | |
<> | 144:ef7eb2e8f9f7 | 712 | /* Wait until TXE flag */ |
<> | 144:ef7eb2e8f9f7 | 713 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 714 | { |
<> | 144:ef7eb2e8f9f7 | 715 | /* Flag Error*/ |
<> | 144:ef7eb2e8f9f7 | 716 | hspi->ErrorCode = HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 717 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 718 | goto error; |
<> | 144:ef7eb2e8f9f7 | 719 | } |
<> | 144:ef7eb2e8f9f7 | 720 | |
<> | 144:ef7eb2e8f9f7 | 721 | if(hspi->Init.DataSize == SPI_DATASIZE_16BIT) |
<> | 144:ef7eb2e8f9f7 | 722 | { |
<> | 144:ef7eb2e8f9f7 | 723 | tmpreg = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 724 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 725 | } |
<> | 144:ef7eb2e8f9f7 | 726 | else |
<> | 144:ef7eb2e8f9f7 | 727 | { |
<> | 144:ef7eb2e8f9f7 | 728 | tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 729 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 730 | |
<> | 144:ef7eb2e8f9f7 | 731 | if((hspi->Init.DataSize == SPI_DATASIZE_8BIT) && (hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT)) |
<> | 144:ef7eb2e8f9f7 | 732 | { |
<> | 144:ef7eb2e8f9f7 | 733 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 734 | { |
<> | 144:ef7eb2e8f9f7 | 735 | /* Error on the CRC reception */ |
<> | 144:ef7eb2e8f9f7 | 736 | hspi->ErrorCode = HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 737 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 738 | goto error; |
<> | 144:ef7eb2e8f9f7 | 739 | } |
<> | 144:ef7eb2e8f9f7 | 740 | tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 741 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 742 | } |
<> | 144:ef7eb2e8f9f7 | 743 | } |
<> | 144:ef7eb2e8f9f7 | 744 | } |
<> | 144:ef7eb2e8f9f7 | 745 | #endif |
<> | 144:ef7eb2e8f9f7 | 746 | |
<> | 144:ef7eb2e8f9f7 | 747 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 748 | if(SPI_EndRxTransaction(hspi,Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 749 | { |
<> | 144:ef7eb2e8f9f7 | 750 | hspi->ErrorCode = HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 751 | } |
<> | 144:ef7eb2e8f9f7 | 752 | |
<> | 144:ef7eb2e8f9f7 | 753 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 754 | /* Check if CRC error occurred */ |
<> | 144:ef7eb2e8f9f7 | 755 | if(__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_CRCERR) != RESET) |
<> | 144:ef7eb2e8f9f7 | 756 | { |
<> | 144:ef7eb2e8f9f7 | 757 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 758 | __HAL_SPI_CLEAR_CRCERRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 759 | } |
<> | 144:ef7eb2e8f9f7 | 760 | #endif |
<> | 144:ef7eb2e8f9f7 | 761 | |
<> | 144:ef7eb2e8f9f7 | 762 | if(hspi->ErrorCode != HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 763 | { |
<> | 144:ef7eb2e8f9f7 | 764 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 765 | } |
<> | 144:ef7eb2e8f9f7 | 766 | |
<> | 144:ef7eb2e8f9f7 | 767 | error : |
<> | 144:ef7eb2e8f9f7 | 768 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 769 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 770 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 771 | } |
<> | 144:ef7eb2e8f9f7 | 772 | |
<> | 144:ef7eb2e8f9f7 | 773 | /** |
<> | 144:ef7eb2e8f9f7 | 774 | * @brief Transmit and Receive an amount of data in blocking mode. |
<> | 144:ef7eb2e8f9f7 | 775 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 776 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 777 | * @param pTxData: pointer to transmission data buffer |
<> | 144:ef7eb2e8f9f7 | 778 | * @param pRxData: pointer to reception data buffer |
<> | 144:ef7eb2e8f9f7 | 779 | * @param Size: amount of data to be sent and received |
<> | 144:ef7eb2e8f9f7 | 780 | * @param Timeout: Timeout duration |
<> | 144:ef7eb2e8f9f7 | 781 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 782 | */ |
<> | 144:ef7eb2e8f9f7 | 783 | HAL_StatusTypeDef HAL_SPI_TransmitReceive(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 784 | { |
<> | 144:ef7eb2e8f9f7 | 785 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 786 | __IO uint16_t tmpreg; |
<> | 144:ef7eb2e8f9f7 | 787 | #endif |
<> | 144:ef7eb2e8f9f7 | 788 | uint32_t tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 789 | /* Variable used to alternate Rx and Tx during transfer */ |
<> | 144:ef7eb2e8f9f7 | 790 | uint32_t txallowed = 1U; |
<> | 144:ef7eb2e8f9f7 | 791 | |
<> | 144:ef7eb2e8f9f7 | 792 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 793 | |
<> | 144:ef7eb2e8f9f7 | 794 | assert_param(IS_SPI_DIRECTION_2LINES(hspi->Init.Direction)); |
<> | 144:ef7eb2e8f9f7 | 795 | |
<> | 144:ef7eb2e8f9f7 | 796 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 797 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 798 | |
<> | 144:ef7eb2e8f9f7 | 799 | if(hspi->State != HAL_SPI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 800 | { |
<> | 144:ef7eb2e8f9f7 | 801 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 802 | goto error; |
<> | 144:ef7eb2e8f9f7 | 803 | } |
<> | 144:ef7eb2e8f9f7 | 804 | |
<> | 144:ef7eb2e8f9f7 | 805 | if((pTxData == NULL) || (pRxData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 806 | { |
<> | 144:ef7eb2e8f9f7 | 807 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 808 | goto error; |
<> | 144:ef7eb2e8f9f7 | 809 | } |
<> | 144:ef7eb2e8f9f7 | 810 | |
<> | 144:ef7eb2e8f9f7 | 811 | hspi->State = HAL_SPI_STATE_BUSY_TX_RX; |
<> | 144:ef7eb2e8f9f7 | 812 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 813 | hspi->pRxBuffPtr = pRxData; |
<> | 144:ef7eb2e8f9f7 | 814 | hspi->RxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 815 | hspi->RxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 816 | hspi->pTxBuffPtr = pTxData; |
<> | 144:ef7eb2e8f9f7 | 817 | hspi->TxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 818 | hspi->TxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 819 | |
<> | 144:ef7eb2e8f9f7 | 820 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 821 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 822 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 823 | { |
<> | 144:ef7eb2e8f9f7 | 824 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 825 | } |
<> | 144:ef7eb2e8f9f7 | 826 | #endif |
<> | 144:ef7eb2e8f9f7 | 827 | |
<> | 144:ef7eb2e8f9f7 | 828 | /* Set the Rx Fifo threshold */ |
<> | 144:ef7eb2e8f9f7 | 829 | if((hspi->Init.DataSize > SPI_DATASIZE_8BIT) || (hspi->RxXferCount > 1)) |
<> | 144:ef7eb2e8f9f7 | 830 | { |
<> | 144:ef7eb2e8f9f7 | 831 | /* set fiforxthreshold according the reception data length: 16bit */ |
<> | 144:ef7eb2e8f9f7 | 832 | CLEAR_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 833 | } |
<> | 144:ef7eb2e8f9f7 | 834 | else |
<> | 144:ef7eb2e8f9f7 | 835 | { |
<> | 144:ef7eb2e8f9f7 | 836 | /* set fiforxthreshold according the reception data length: 8bit */ |
<> | 144:ef7eb2e8f9f7 | 837 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 838 | } |
<> | 144:ef7eb2e8f9f7 | 839 | |
<> | 144:ef7eb2e8f9f7 | 840 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 841 | if((hspi->Instance->CR1 &SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 842 | { |
<> | 144:ef7eb2e8f9f7 | 843 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 844 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 845 | } |
<> | 144:ef7eb2e8f9f7 | 846 | |
<> | 144:ef7eb2e8f9f7 | 847 | /* Transmit and Receive data in 16 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 848 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 849 | { |
<> | 144:ef7eb2e8f9f7 | 850 | while ((hspi->TxXferCount > 0 ) || (hspi->RxXferCount > 0)) |
<> | 144:ef7eb2e8f9f7 | 851 | { |
<> | 144:ef7eb2e8f9f7 | 852 | /* Check TXE flag */ |
<> | 144:ef7eb2e8f9f7 | 853 | if(txallowed && ((hspi->TxXferCount > 0) && ((hspi->Instance->SR & SPI_FLAG_TXE) == SPI_FLAG_TXE))) |
<> | 144:ef7eb2e8f9f7 | 854 | { |
<> | 144:ef7eb2e8f9f7 | 855 | hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 856 | hspi->pTxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 857 | hspi->TxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 858 | /* Next Data is a reception (Rx). Tx not allowed */ |
<> | 144:ef7eb2e8f9f7 | 859 | txallowed = 0U; |
<> | 144:ef7eb2e8f9f7 | 860 | |
<> | 144:ef7eb2e8f9f7 | 861 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 862 | /* Enable CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 863 | if((hspi->TxXferCount == 0) && (hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE)) |
<> | 144:ef7eb2e8f9f7 | 864 | { |
<> | 144:ef7eb2e8f9f7 | 865 | /* Set NSS Soft to received correctly the CRC on slave mode with NSS pulse activated */ |
<> | 144:ef7eb2e8f9f7 | 866 | if(((hspi->Instance->CR1 & SPI_CR1_MSTR) == 0) && ((hspi->Instance->CR2 & SPI_CR2_NSSP) == SPI_CR2_NSSP)) |
<> | 144:ef7eb2e8f9f7 | 867 | { |
<> | 144:ef7eb2e8f9f7 | 868 | SET_BIT(hspi->Instance->CR1, SPI_CR1_SSM); |
<> | 144:ef7eb2e8f9f7 | 869 | } |
<> | 144:ef7eb2e8f9f7 | 870 | SET_BIT(hspi->Instance->CR1, SPI_CR1_CRCNEXT); |
<> | 144:ef7eb2e8f9f7 | 871 | } |
<> | 144:ef7eb2e8f9f7 | 872 | #endif |
<> | 144:ef7eb2e8f9f7 | 873 | } |
<> | 144:ef7eb2e8f9f7 | 874 | /* Check RXNE flag */ |
<> | 144:ef7eb2e8f9f7 | 875 | if((hspi->RxXferCount > 0) && ((hspi->Instance->SR & SPI_FLAG_RXNE) == SPI_FLAG_RXNE)) |
<> | 144:ef7eb2e8f9f7 | 876 | { |
<> | 144:ef7eb2e8f9f7 | 877 | *((uint16_t *)hspi->pRxBuffPtr) = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 878 | hspi->pRxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 879 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 880 | /* Next Data is a reception (Rx). Tx not allowed */ |
<> | 144:ef7eb2e8f9f7 | 881 | txallowed = 1U; |
<> | 144:ef7eb2e8f9f7 | 882 | } |
<> | 144:ef7eb2e8f9f7 | 883 | if((Timeout != HAL_MAX_DELAY) && ((HAL_GetTick()-tickstart) >= Timeout)) |
<> | 144:ef7eb2e8f9f7 | 884 | { |
<> | 144:ef7eb2e8f9f7 | 885 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 886 | goto error; |
<> | 144:ef7eb2e8f9f7 | 887 | } |
<> | 144:ef7eb2e8f9f7 | 888 | } |
<> | 144:ef7eb2e8f9f7 | 889 | } |
<> | 144:ef7eb2e8f9f7 | 890 | /* Transmit and Receive data in 8 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 891 | else |
<> | 144:ef7eb2e8f9f7 | 892 | { |
<> | 144:ef7eb2e8f9f7 | 893 | while((hspi->TxXferCount > 0) || (hspi->RxXferCount > 0)) |
<> | 144:ef7eb2e8f9f7 | 894 | { |
<> | 144:ef7eb2e8f9f7 | 895 | /* check TXE flag */ |
<> | 144:ef7eb2e8f9f7 | 896 | if(txallowed && ((hspi->TxXferCount > 0) && ((hspi->Instance->SR & SPI_FLAG_TXE) == SPI_FLAG_TXE))) |
<> | 144:ef7eb2e8f9f7 | 897 | { |
<> | 144:ef7eb2e8f9f7 | 898 | if(hspi->TxXferCount > 1) |
<> | 144:ef7eb2e8f9f7 | 899 | { |
<> | 144:ef7eb2e8f9f7 | 900 | hspi->Instance->DR = *((uint16_t*)hspi->pTxBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 901 | hspi->pTxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 902 | hspi->TxXferCount -= 2; |
<> | 144:ef7eb2e8f9f7 | 903 | } |
<> | 144:ef7eb2e8f9f7 | 904 | else |
<> | 144:ef7eb2e8f9f7 | 905 | { |
<> | 144:ef7eb2e8f9f7 | 906 | *(__IO uint8_t *)&hspi->Instance->DR = (*hspi->pTxBuffPtr++); |
<> | 144:ef7eb2e8f9f7 | 907 | hspi->TxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 908 | /* Next Data is a reception (Rx). Tx not allowed */ |
<> | 144:ef7eb2e8f9f7 | 909 | txallowed = 0U; |
<> | 144:ef7eb2e8f9f7 | 910 | } |
<> | 144:ef7eb2e8f9f7 | 911 | |
<> | 144:ef7eb2e8f9f7 | 912 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 913 | /* Enable CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 914 | if((hspi->TxXferCount == 0) && (hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE)) |
<> | 144:ef7eb2e8f9f7 | 915 | { |
<> | 144:ef7eb2e8f9f7 | 916 | /* Set NSS Soft to received correctly the CRC on slave mode with NSS pulse activated */ |
<> | 144:ef7eb2e8f9f7 | 917 | if(((hspi->Instance->CR1 & SPI_CR1_MSTR) == 0) && ((hspi->Instance->CR2 & SPI_CR2_NSSP) == SPI_CR2_NSSP)) |
<> | 144:ef7eb2e8f9f7 | 918 | { |
<> | 144:ef7eb2e8f9f7 | 919 | SET_BIT(hspi->Instance->CR1, SPI_CR1_SSM); |
<> | 144:ef7eb2e8f9f7 | 920 | } |
<> | 144:ef7eb2e8f9f7 | 921 | SET_BIT(hspi->Instance->CR1, SPI_CR1_CRCNEXT); |
<> | 144:ef7eb2e8f9f7 | 922 | } |
<> | 144:ef7eb2e8f9f7 | 923 | #endif |
<> | 144:ef7eb2e8f9f7 | 924 | } |
<> | 144:ef7eb2e8f9f7 | 925 | |
<> | 144:ef7eb2e8f9f7 | 926 | /* Wait until RXNE flag is reset */ |
<> | 144:ef7eb2e8f9f7 | 927 | if((hspi->RxXferCount > 0) && ((hspi->Instance->SR & SPI_FLAG_RXNE) == SPI_FLAG_RXNE)) |
<> | 144:ef7eb2e8f9f7 | 928 | { |
<> | 144:ef7eb2e8f9f7 | 929 | if(hspi->RxXferCount > 1) |
<> | 144:ef7eb2e8f9f7 | 930 | { |
<> | 144:ef7eb2e8f9f7 | 931 | *((uint16_t*)hspi->pRxBuffPtr) = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 932 | hspi->pRxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 933 | hspi->RxXferCount -= 2; |
<> | 144:ef7eb2e8f9f7 | 934 | if(hspi->RxXferCount <= 1) |
<> | 144:ef7eb2e8f9f7 | 935 | { |
<> | 144:ef7eb2e8f9f7 | 936 | /* set fiforxthreshold before to switch on 8 bit data size */ |
<> | 144:ef7eb2e8f9f7 | 937 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 938 | } |
<> | 144:ef7eb2e8f9f7 | 939 | } |
<> | 144:ef7eb2e8f9f7 | 940 | else |
<> | 144:ef7eb2e8f9f7 | 941 | { |
<> | 144:ef7eb2e8f9f7 | 942 | (*hspi->pRxBuffPtr++) = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 943 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 944 | /* Next Data is a Transmission (Tx). Tx is allowed */ |
<> | 144:ef7eb2e8f9f7 | 945 | txallowed = 1U; |
<> | 144:ef7eb2e8f9f7 | 946 | } |
<> | 144:ef7eb2e8f9f7 | 947 | } |
<> | 144:ef7eb2e8f9f7 | 948 | if((Timeout != HAL_MAX_DELAY) && ((HAL_GetTick()-tickstart) >= Timeout)) |
<> | 144:ef7eb2e8f9f7 | 949 | { |
<> | 144:ef7eb2e8f9f7 | 950 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 951 | goto error; |
<> | 144:ef7eb2e8f9f7 | 952 | } |
<> | 144:ef7eb2e8f9f7 | 953 | } |
<> | 144:ef7eb2e8f9f7 | 954 | } |
<> | 144:ef7eb2e8f9f7 | 955 | |
<> | 144:ef7eb2e8f9f7 | 956 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 957 | /* Read CRC from DR to close CRC calculation process */ |
<> | 144:ef7eb2e8f9f7 | 958 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 959 | { |
<> | 144:ef7eb2e8f9f7 | 960 | /* Wait until TXE flag */ |
<> | 144:ef7eb2e8f9f7 | 961 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 962 | { |
<> | 144:ef7eb2e8f9f7 | 963 | /* Error on the CRC reception */ |
<> | 144:ef7eb2e8f9f7 | 964 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 965 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 966 | goto error; |
<> | 144:ef7eb2e8f9f7 | 967 | } |
<> | 144:ef7eb2e8f9f7 | 968 | |
<> | 144:ef7eb2e8f9f7 | 969 | if(hspi->Init.DataSize == SPI_DATASIZE_16BIT) |
<> | 144:ef7eb2e8f9f7 | 970 | { |
<> | 144:ef7eb2e8f9f7 | 971 | tmpreg = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 972 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 973 | } |
<> | 144:ef7eb2e8f9f7 | 974 | else |
<> | 144:ef7eb2e8f9f7 | 975 | { |
<> | 144:ef7eb2e8f9f7 | 976 | tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 977 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 978 | |
<> | 144:ef7eb2e8f9f7 | 979 | if(hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT) |
<> | 144:ef7eb2e8f9f7 | 980 | { |
<> | 144:ef7eb2e8f9f7 | 981 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 982 | { |
<> | 144:ef7eb2e8f9f7 | 983 | /* Error on the CRC reception */ |
<> | 144:ef7eb2e8f9f7 | 984 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 985 | errorcode = HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 986 | goto error; |
<> | 144:ef7eb2e8f9f7 | 987 | } |
<> | 144:ef7eb2e8f9f7 | 988 | tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 989 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 990 | } |
<> | 144:ef7eb2e8f9f7 | 991 | } |
<> | 144:ef7eb2e8f9f7 | 992 | } |
<> | 144:ef7eb2e8f9f7 | 993 | |
<> | 144:ef7eb2e8f9f7 | 994 | /* Check if CRC error occurred */ |
<> | 144:ef7eb2e8f9f7 | 995 | if(__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_CRCERR) != RESET) |
<> | 144:ef7eb2e8f9f7 | 996 | { |
<> | 144:ef7eb2e8f9f7 | 997 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 998 | /* Clear CRC Flag */ |
<> | 144:ef7eb2e8f9f7 | 999 | __HAL_SPI_CLEAR_CRCERRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 1000 | |
<> | 144:ef7eb2e8f9f7 | 1001 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1002 | } |
<> | 144:ef7eb2e8f9f7 | 1003 | #endif |
<> | 144:ef7eb2e8f9f7 | 1004 | |
<> | 144:ef7eb2e8f9f7 | 1005 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 1006 | if(SPI_EndRxTxTransaction(hspi,Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1007 | { |
<> | 144:ef7eb2e8f9f7 | 1008 | hspi->ErrorCode = HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 1009 | } |
<> | 144:ef7eb2e8f9f7 | 1010 | |
<> | 144:ef7eb2e8f9f7 | 1011 | if(hspi->ErrorCode != HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 1012 | { |
<> | 144:ef7eb2e8f9f7 | 1013 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1014 | } |
<> | 144:ef7eb2e8f9f7 | 1015 | |
<> | 144:ef7eb2e8f9f7 | 1016 | error : |
<> | 144:ef7eb2e8f9f7 | 1017 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1018 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1019 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 1020 | } |
<> | 144:ef7eb2e8f9f7 | 1021 | |
<> | 144:ef7eb2e8f9f7 | 1022 | /** |
<> | 144:ef7eb2e8f9f7 | 1023 | * @brief Transmit an amount of data in non-blocking mode with Interrupt. |
<> | 144:ef7eb2e8f9f7 | 1024 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1025 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1026 | * @param pData: pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 1027 | * @param Size: amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 1028 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1029 | */ |
<> | 144:ef7eb2e8f9f7 | 1030 | HAL_StatusTypeDef HAL_SPI_Transmit_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 1031 | { |
<> | 144:ef7eb2e8f9f7 | 1032 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1033 | assert_param(IS_SPI_DIRECTION_2LINES_OR_1LINE(hspi->Init.Direction)); |
<> | 144:ef7eb2e8f9f7 | 1034 | |
<> | 144:ef7eb2e8f9f7 | 1035 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1036 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1037 | |
<> | 144:ef7eb2e8f9f7 | 1038 | if((pData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 1039 | { |
<> | 144:ef7eb2e8f9f7 | 1040 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1041 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1042 | } |
<> | 144:ef7eb2e8f9f7 | 1043 | |
<> | 144:ef7eb2e8f9f7 | 1044 | if(hspi->State != HAL_SPI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 1045 | { |
<> | 144:ef7eb2e8f9f7 | 1046 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 1047 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1048 | } |
<> | 144:ef7eb2e8f9f7 | 1049 | |
<> | 144:ef7eb2e8f9f7 | 1050 | /* prepare the transfer */ |
<> | 144:ef7eb2e8f9f7 | 1051 | hspi->State = HAL_SPI_STATE_BUSY_TX; |
<> | 144:ef7eb2e8f9f7 | 1052 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 1053 | hspi->pTxBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 1054 | hspi->TxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1055 | hspi->TxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1056 | hspi->pRxBuffPtr = (uint8_t *)NULL; |
<> | 144:ef7eb2e8f9f7 | 1057 | hspi->RxXferSize = 0; |
<> | 144:ef7eb2e8f9f7 | 1058 | hspi->RxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 1059 | hspi->RxISR = NULL; |
<> | 144:ef7eb2e8f9f7 | 1060 | |
<> | 144:ef7eb2e8f9f7 | 1061 | /* Set the function for IT treatment */ |
<> | 144:ef7eb2e8f9f7 | 1062 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT ) |
<> | 144:ef7eb2e8f9f7 | 1063 | { |
<> | 144:ef7eb2e8f9f7 | 1064 | hspi->TxISR = SPI_TxISR_16BIT; |
<> | 144:ef7eb2e8f9f7 | 1065 | } |
<> | 144:ef7eb2e8f9f7 | 1066 | else |
<> | 144:ef7eb2e8f9f7 | 1067 | { |
<> | 144:ef7eb2e8f9f7 | 1068 | hspi->TxISR = SPI_TxISR_8BIT; |
<> | 144:ef7eb2e8f9f7 | 1069 | } |
<> | 144:ef7eb2e8f9f7 | 1070 | |
<> | 144:ef7eb2e8f9f7 | 1071 | /* Configure communication direction : 1Line */ |
<> | 144:ef7eb2e8f9f7 | 1072 | if(hspi->Init.Direction == SPI_DIRECTION_1LINE) |
<> | 144:ef7eb2e8f9f7 | 1073 | { |
<> | 144:ef7eb2e8f9f7 | 1074 | SPI_1LINE_TX(hspi); |
<> | 144:ef7eb2e8f9f7 | 1075 | } |
<> | 144:ef7eb2e8f9f7 | 1076 | |
<> | 144:ef7eb2e8f9f7 | 1077 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 1078 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 1079 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 1080 | { |
<> | 144:ef7eb2e8f9f7 | 1081 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 1082 | } |
<> | 144:ef7eb2e8f9f7 | 1083 | #endif |
<> | 144:ef7eb2e8f9f7 | 1084 | |
<> | 144:ef7eb2e8f9f7 | 1085 | /* Enable TXE and ERR interrupt */ |
<> | 144:ef7eb2e8f9f7 | 1086 | __HAL_SPI_ENABLE_IT(hspi,(SPI_IT_TXE)); |
<> | 144:ef7eb2e8f9f7 | 1087 | |
<> | 144:ef7eb2e8f9f7 | 1088 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 1089 | if((hspi->Instance->CR1 &SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 1090 | { |
<> | 144:ef7eb2e8f9f7 | 1091 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1092 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 1093 | } |
<> | 144:ef7eb2e8f9f7 | 1094 | |
<> | 144:ef7eb2e8f9f7 | 1095 | error : |
<> | 144:ef7eb2e8f9f7 | 1096 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1097 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 1098 | } |
<> | 144:ef7eb2e8f9f7 | 1099 | |
<> | 144:ef7eb2e8f9f7 | 1100 | /** |
<> | 144:ef7eb2e8f9f7 | 1101 | * @brief Receive an amount of data in non-blocking mode with Interrupt. |
<> | 144:ef7eb2e8f9f7 | 1102 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1103 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1104 | * @param pData: pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 1105 | * @param Size: amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 1106 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1107 | */ |
<> | 144:ef7eb2e8f9f7 | 1108 | HAL_StatusTypeDef HAL_SPI_Receive_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 1109 | { |
<> | 144:ef7eb2e8f9f7 | 1110 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1111 | |
<> | 144:ef7eb2e8f9f7 | 1112 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1113 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1114 | |
<> | 144:ef7eb2e8f9f7 | 1115 | if(hspi->State != HAL_SPI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 1116 | { |
<> | 144:ef7eb2e8f9f7 | 1117 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 1118 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1119 | } |
<> | 144:ef7eb2e8f9f7 | 1120 | if((pData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 1121 | { |
<> | 144:ef7eb2e8f9f7 | 1122 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1123 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1124 | } |
<> | 144:ef7eb2e8f9f7 | 1125 | |
<> | 144:ef7eb2e8f9f7 | 1126 | /* Configure communication */ |
<> | 144:ef7eb2e8f9f7 | 1127 | hspi->State = HAL_SPI_STATE_BUSY_RX; |
<> | 144:ef7eb2e8f9f7 | 1128 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 1129 | hspi->pRxBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 1130 | hspi->RxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1131 | hspi->RxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1132 | hspi->pTxBuffPtr = (uint8_t *)NULL; |
<> | 144:ef7eb2e8f9f7 | 1133 | hspi->TxXferSize = 0; |
<> | 144:ef7eb2e8f9f7 | 1134 | hspi->TxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 1135 | |
<> | 144:ef7eb2e8f9f7 | 1136 | if((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES)) |
<> | 144:ef7eb2e8f9f7 | 1137 | { |
<> | 144:ef7eb2e8f9f7 | 1138 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1139 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1140 | /* the receive process is not supported in 2Lines direction master mode */ |
<> | 144:ef7eb2e8f9f7 | 1141 | /* in this we call the TransmitReceive process */ |
<> | 144:ef7eb2e8f9f7 | 1142 | return HAL_SPI_TransmitReceive_IT(hspi,pData,pData,Size); |
<> | 144:ef7eb2e8f9f7 | 1143 | } |
<> | 144:ef7eb2e8f9f7 | 1144 | |
<> | 144:ef7eb2e8f9f7 | 1145 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 1146 | { |
<> | 144:ef7eb2e8f9f7 | 1147 | hspi->CRCSize = 1; |
<> | 144:ef7eb2e8f9f7 | 1148 | if((hspi->Init.DataSize <= SPI_DATASIZE_8BIT) && (hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT)) |
<> | 144:ef7eb2e8f9f7 | 1149 | { |
<> | 144:ef7eb2e8f9f7 | 1150 | hspi->CRCSize = 2; |
<> | 144:ef7eb2e8f9f7 | 1151 | } |
<> | 144:ef7eb2e8f9f7 | 1152 | } |
<> | 144:ef7eb2e8f9f7 | 1153 | else |
<> | 144:ef7eb2e8f9f7 | 1154 | { |
<> | 144:ef7eb2e8f9f7 | 1155 | hspi->CRCSize = 0; |
<> | 144:ef7eb2e8f9f7 | 1156 | } |
<> | 144:ef7eb2e8f9f7 | 1157 | |
<> | 144:ef7eb2e8f9f7 | 1158 | hspi->TxISR = NULL; |
<> | 144:ef7eb2e8f9f7 | 1159 | /* check the data size to adapt Rx threshold and the set the function for IT treatment */ |
<> | 144:ef7eb2e8f9f7 | 1160 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT ) |
<> | 144:ef7eb2e8f9f7 | 1161 | { |
<> | 144:ef7eb2e8f9f7 | 1162 | /* set fiforxthresold according the reception data length: 16 bit */ |
<> | 144:ef7eb2e8f9f7 | 1163 | CLEAR_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1164 | hspi->RxISR = SPI_RxISR_16BIT; |
<> | 144:ef7eb2e8f9f7 | 1165 | } |
<> | 144:ef7eb2e8f9f7 | 1166 | else |
<> | 144:ef7eb2e8f9f7 | 1167 | { |
<> | 144:ef7eb2e8f9f7 | 1168 | /* set fiforxthresold according the reception data length: 8 bit */ |
<> | 144:ef7eb2e8f9f7 | 1169 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1170 | hspi->RxISR = SPI_RxISR_8BIT; |
<> | 144:ef7eb2e8f9f7 | 1171 | } |
<> | 144:ef7eb2e8f9f7 | 1172 | |
<> | 144:ef7eb2e8f9f7 | 1173 | /* Configure communication direction : 1Line */ |
<> | 144:ef7eb2e8f9f7 | 1174 | if(hspi->Init.Direction == SPI_DIRECTION_1LINE) |
<> | 144:ef7eb2e8f9f7 | 1175 | { |
<> | 144:ef7eb2e8f9f7 | 1176 | SPI_1LINE_RX(hspi); |
<> | 144:ef7eb2e8f9f7 | 1177 | } |
<> | 144:ef7eb2e8f9f7 | 1178 | |
<> | 144:ef7eb2e8f9f7 | 1179 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 1180 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 1181 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 1182 | { |
<> | 144:ef7eb2e8f9f7 | 1183 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 1184 | } |
<> | 144:ef7eb2e8f9f7 | 1185 | #endif |
<> | 144:ef7eb2e8f9f7 | 1186 | |
<> | 144:ef7eb2e8f9f7 | 1187 | /* Enable TXE and ERR interrupt */ |
<> | 144:ef7eb2e8f9f7 | 1188 | __HAL_SPI_ENABLE_IT(hspi, (SPI_IT_RXNE | SPI_IT_ERR)); |
<> | 144:ef7eb2e8f9f7 | 1189 | |
<> | 144:ef7eb2e8f9f7 | 1190 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 1191 | if((hspi->Instance->CR1 & SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 1192 | { |
<> | 144:ef7eb2e8f9f7 | 1193 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1194 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 1195 | } |
<> | 144:ef7eb2e8f9f7 | 1196 | |
<> | 144:ef7eb2e8f9f7 | 1197 | error : |
<> | 144:ef7eb2e8f9f7 | 1198 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1199 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1200 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 1201 | } |
<> | 144:ef7eb2e8f9f7 | 1202 | |
<> | 144:ef7eb2e8f9f7 | 1203 | /** |
<> | 144:ef7eb2e8f9f7 | 1204 | * @brief Transmit and Receive an amount of data in non-blocking mode with Interrupt. |
<> | 144:ef7eb2e8f9f7 | 1205 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1206 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1207 | * @param pTxData: pointer to transmission data buffer |
<> | 144:ef7eb2e8f9f7 | 1208 | * @param pRxData: pointer to reception data buffer |
<> | 144:ef7eb2e8f9f7 | 1209 | * @param Size: amount of data to be sent and received |
<> | 144:ef7eb2e8f9f7 | 1210 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1211 | */ |
<> | 144:ef7eb2e8f9f7 | 1212 | HAL_StatusTypeDef HAL_SPI_TransmitReceive_IT(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 1213 | { |
<> | 144:ef7eb2e8f9f7 | 1214 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1215 | assert_param(IS_SPI_DIRECTION_2LINES(hspi->Init.Direction)); |
<> | 144:ef7eb2e8f9f7 | 1216 | |
<> | 144:ef7eb2e8f9f7 | 1217 | /* Process locked */ |
<> | 144:ef7eb2e8f9f7 | 1218 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1219 | |
<> | 144:ef7eb2e8f9f7 | 1220 | if(!((hspi->State == HAL_SPI_STATE_READY) || \ |
<> | 144:ef7eb2e8f9f7 | 1221 | ((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES) && (hspi->State == HAL_SPI_STATE_BUSY_RX)))) |
<> | 144:ef7eb2e8f9f7 | 1222 | { |
<> | 144:ef7eb2e8f9f7 | 1223 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 1224 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1225 | } |
<> | 144:ef7eb2e8f9f7 | 1226 | |
<> | 144:ef7eb2e8f9f7 | 1227 | if((pTxData == NULL ) || (pRxData == NULL ) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 1228 | { |
<> | 144:ef7eb2e8f9f7 | 1229 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1230 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1231 | } |
<> | 144:ef7eb2e8f9f7 | 1232 | |
<> | 144:ef7eb2e8f9f7 | 1233 | hspi->CRCSize = 0; |
<> | 144:ef7eb2e8f9f7 | 1234 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 1235 | { |
<> | 144:ef7eb2e8f9f7 | 1236 | hspi->CRCSize = 1; |
<> | 144:ef7eb2e8f9f7 | 1237 | if((hspi->Init.DataSize <= SPI_DATASIZE_8BIT) && (hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT)) |
<> | 144:ef7eb2e8f9f7 | 1238 | { |
<> | 144:ef7eb2e8f9f7 | 1239 | hspi->CRCSize = 2; |
<> | 144:ef7eb2e8f9f7 | 1240 | } |
<> | 144:ef7eb2e8f9f7 | 1241 | } |
<> | 144:ef7eb2e8f9f7 | 1242 | |
<> | 144:ef7eb2e8f9f7 | 1243 | if(hspi->State != HAL_SPI_STATE_BUSY_RX) |
<> | 144:ef7eb2e8f9f7 | 1244 | { |
<> | 144:ef7eb2e8f9f7 | 1245 | hspi->State = HAL_SPI_STATE_BUSY_TX_RX; |
<> | 144:ef7eb2e8f9f7 | 1246 | } |
<> | 144:ef7eb2e8f9f7 | 1247 | |
<> | 144:ef7eb2e8f9f7 | 1248 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 1249 | hspi->pTxBuffPtr = pTxData; |
<> | 144:ef7eb2e8f9f7 | 1250 | hspi->TxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1251 | hspi->TxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1252 | hspi->pRxBuffPtr = pRxData; |
<> | 144:ef7eb2e8f9f7 | 1253 | hspi->RxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1254 | hspi->RxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1255 | |
<> | 144:ef7eb2e8f9f7 | 1256 | /* Set the function for IT treatment */ |
<> | 144:ef7eb2e8f9f7 | 1257 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT ) |
<> | 144:ef7eb2e8f9f7 | 1258 | { |
<> | 144:ef7eb2e8f9f7 | 1259 | hspi->RxISR = SPI_2linesRxISR_16BIT; |
<> | 144:ef7eb2e8f9f7 | 1260 | hspi->TxISR = SPI_2linesTxISR_16BIT; |
<> | 144:ef7eb2e8f9f7 | 1261 | } |
<> | 144:ef7eb2e8f9f7 | 1262 | else |
<> | 144:ef7eb2e8f9f7 | 1263 | { |
<> | 144:ef7eb2e8f9f7 | 1264 | hspi->RxISR = SPI_2linesRxISR_8BIT; |
<> | 144:ef7eb2e8f9f7 | 1265 | hspi->TxISR = SPI_2linesTxISR_8BIT; |
<> | 144:ef7eb2e8f9f7 | 1266 | } |
<> | 144:ef7eb2e8f9f7 | 1267 | |
<> | 144:ef7eb2e8f9f7 | 1268 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 1269 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 1270 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 1271 | { |
<> | 144:ef7eb2e8f9f7 | 1272 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 1273 | } |
<> | 144:ef7eb2e8f9f7 | 1274 | #endif |
<> | 144:ef7eb2e8f9f7 | 1275 | |
<> | 144:ef7eb2e8f9f7 | 1276 | /* check if packing mode is enabled and if there is more than 2 data to receive */ |
<> | 144:ef7eb2e8f9f7 | 1277 | if((hspi->Init.DataSize > SPI_DATASIZE_8BIT) || (hspi->RxXferCount >= 2)) |
<> | 144:ef7eb2e8f9f7 | 1278 | { |
<> | 144:ef7eb2e8f9f7 | 1279 | /* set fiforxthresold according the reception data length: 16 bit */ |
<> | 144:ef7eb2e8f9f7 | 1280 | CLEAR_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1281 | } |
<> | 144:ef7eb2e8f9f7 | 1282 | else |
<> | 144:ef7eb2e8f9f7 | 1283 | { |
<> | 144:ef7eb2e8f9f7 | 1284 | /* set fiforxthresold according the reception data length: 8 bit */ |
<> | 144:ef7eb2e8f9f7 | 1285 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1286 | } |
<> | 144:ef7eb2e8f9f7 | 1287 | |
<> | 144:ef7eb2e8f9f7 | 1288 | /* Enable TXE, RXNE and ERR interrupt */ |
<> | 144:ef7eb2e8f9f7 | 1289 | __HAL_SPI_ENABLE_IT(hspi, (SPI_IT_TXE | SPI_IT_RXNE | SPI_IT_ERR)); |
<> | 144:ef7eb2e8f9f7 | 1290 | |
<> | 144:ef7eb2e8f9f7 | 1291 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 1292 | if((hspi->Instance->CR1 & SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 1293 | { |
<> | 144:ef7eb2e8f9f7 | 1294 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1295 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 1296 | } |
<> | 144:ef7eb2e8f9f7 | 1297 | |
<> | 144:ef7eb2e8f9f7 | 1298 | error : |
<> | 144:ef7eb2e8f9f7 | 1299 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1300 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1301 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 1302 | } |
<> | 144:ef7eb2e8f9f7 | 1303 | |
<> | 144:ef7eb2e8f9f7 | 1304 | /** |
<> | 144:ef7eb2e8f9f7 | 1305 | * @brief Transmit an amount of data in non-blocking mode with DMA. |
<> | 144:ef7eb2e8f9f7 | 1306 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1307 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1308 | * @param pData: pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 1309 | * @param Size: amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 1310 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1311 | */ |
<> | 144:ef7eb2e8f9f7 | 1312 | HAL_StatusTypeDef HAL_SPI_Transmit_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 1313 | { |
<> | 144:ef7eb2e8f9f7 | 1314 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1315 | assert_param(IS_SPI_DIRECTION_2LINES_OR_1LINE(hspi->Init.Direction)); |
<> | 144:ef7eb2e8f9f7 | 1316 | |
<> | 144:ef7eb2e8f9f7 | 1317 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1318 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1319 | |
<> | 144:ef7eb2e8f9f7 | 1320 | if(hspi->State != HAL_SPI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 1321 | { |
<> | 144:ef7eb2e8f9f7 | 1322 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 1323 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1324 | } |
<> | 144:ef7eb2e8f9f7 | 1325 | |
<> | 144:ef7eb2e8f9f7 | 1326 | if((pData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 1327 | { |
<> | 144:ef7eb2e8f9f7 | 1328 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1329 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1330 | } |
<> | 144:ef7eb2e8f9f7 | 1331 | |
<> | 144:ef7eb2e8f9f7 | 1332 | hspi->State = HAL_SPI_STATE_BUSY_TX; |
<> | 144:ef7eb2e8f9f7 | 1333 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 1334 | hspi->pTxBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 1335 | hspi->TxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1336 | hspi->TxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1337 | hspi->pRxBuffPtr = (uint8_t *)NULL; |
<> | 144:ef7eb2e8f9f7 | 1338 | hspi->RxXferSize = 0; |
<> | 144:ef7eb2e8f9f7 | 1339 | hspi->RxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 1340 | |
<> | 144:ef7eb2e8f9f7 | 1341 | /* Configure communication direction : 1Line */ |
<> | 144:ef7eb2e8f9f7 | 1342 | if(hspi->Init.Direction == SPI_DIRECTION_1LINE) |
<> | 144:ef7eb2e8f9f7 | 1343 | { |
<> | 144:ef7eb2e8f9f7 | 1344 | SPI_1LINE_TX(hspi); |
<> | 144:ef7eb2e8f9f7 | 1345 | } |
<> | 144:ef7eb2e8f9f7 | 1346 | |
<> | 144:ef7eb2e8f9f7 | 1347 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 1348 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 1349 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 1350 | { |
<> | 144:ef7eb2e8f9f7 | 1351 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 1352 | } |
<> | 144:ef7eb2e8f9f7 | 1353 | #endif |
<> | 144:ef7eb2e8f9f7 | 1354 | |
<> | 144:ef7eb2e8f9f7 | 1355 | /* Set the SPI TxDMA Half transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1356 | hspi->hdmatx->XferHalfCpltCallback = SPI_DMAHalfTransmitCplt; |
<> | 144:ef7eb2e8f9f7 | 1357 | |
<> | 144:ef7eb2e8f9f7 | 1358 | /* Set the SPI TxDMA transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1359 | hspi->hdmatx->XferCpltCallback = SPI_DMATransmitCplt; |
<> | 144:ef7eb2e8f9f7 | 1360 | |
<> | 144:ef7eb2e8f9f7 | 1361 | /* Set the DMA error callback */ |
<> | 144:ef7eb2e8f9f7 | 1362 | hspi->hdmatx->XferErrorCallback = SPI_DMAError; |
<> | 144:ef7eb2e8f9f7 | 1363 | |
<> | 144:ef7eb2e8f9f7 | 1364 | /* Set the DMA abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1365 | hspi->hdmatx->XferAbortCallback = SPI_DMAAbortOnError; |
<> | 144:ef7eb2e8f9f7 | 1366 | |
<> | 144:ef7eb2e8f9f7 | 1367 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_LDMATX); |
<> | 144:ef7eb2e8f9f7 | 1368 | /* packing mode is enabled only if the DMA setting is HALWORD */ |
<> | 144:ef7eb2e8f9f7 | 1369 | if((hspi->Init.DataSize <= SPI_DATASIZE_8BIT) && (hspi->hdmatx->Init.MemDataAlignment == DMA_MDATAALIGN_HALFWORD)) |
<> | 144:ef7eb2e8f9f7 | 1370 | { |
<> | 144:ef7eb2e8f9f7 | 1371 | /* Check the even/odd of the data size + crc if enabled */ |
<> | 144:ef7eb2e8f9f7 | 1372 | if((hspi->TxXferCount & 0x1) == 0) |
<> | 144:ef7eb2e8f9f7 | 1373 | { |
<> | 144:ef7eb2e8f9f7 | 1374 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_LDMATX); |
<> | 144:ef7eb2e8f9f7 | 1375 | hspi->TxXferCount = (hspi->TxXferCount >> 1); |
<> | 144:ef7eb2e8f9f7 | 1376 | } |
<> | 144:ef7eb2e8f9f7 | 1377 | else |
<> | 144:ef7eb2e8f9f7 | 1378 | { |
<> | 144:ef7eb2e8f9f7 | 1379 | SET_BIT(hspi->Instance->CR2, SPI_CR2_LDMATX); |
<> | 144:ef7eb2e8f9f7 | 1380 | hspi->TxXferCount = (hspi->TxXferCount >> 1) + 1; |
<> | 144:ef7eb2e8f9f7 | 1381 | } |
<> | 144:ef7eb2e8f9f7 | 1382 | } |
<> | 144:ef7eb2e8f9f7 | 1383 | |
<> | 144:ef7eb2e8f9f7 | 1384 | /* Enable SPI Error interrupts, EIE: MODF, OVR, FE, FRE, CEC(depends on family) */ |
<> | 144:ef7eb2e8f9f7 | 1385 | SET_BIT(hspi->Instance->CR2, (SPI_CR2_ERRIE)); |
<> | 144:ef7eb2e8f9f7 | 1386 | SET_BIT(hspi->Instance->SR, (SPI_SR_FRE | SPI_SR_OVR | SPI_SR_MODF | SPI_SR_CRCERR)); |
<> | 144:ef7eb2e8f9f7 | 1387 | |
<> | 144:ef7eb2e8f9f7 | 1388 | /* Enable the Tx DMA channel */ |
<> | 144:ef7eb2e8f9f7 | 1389 | HAL_DMA_Start_IT(hspi->hdmatx, (uint32_t)hspi->pTxBuffPtr, (uint32_t)&hspi->Instance->DR, hspi->TxXferCount); |
<> | 144:ef7eb2e8f9f7 | 1390 | |
<> | 144:ef7eb2e8f9f7 | 1391 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 1392 | if((hspi->Instance->CR1 &SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 1393 | { |
<> | 144:ef7eb2e8f9f7 | 1394 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1395 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 1396 | } |
<> | 144:ef7eb2e8f9f7 | 1397 | |
<> | 144:ef7eb2e8f9f7 | 1398 | /* Enable Tx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 1399 | SET_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 1400 | |
<> | 144:ef7eb2e8f9f7 | 1401 | error : |
<> | 144:ef7eb2e8f9f7 | 1402 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1403 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1404 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 1405 | } |
<> | 144:ef7eb2e8f9f7 | 1406 | |
<> | 144:ef7eb2e8f9f7 | 1407 | /** |
<> | 144:ef7eb2e8f9f7 | 1408 | * @brief Receive an amount of data in non-blocking mode with DMA. |
<> | 144:ef7eb2e8f9f7 | 1409 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1410 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1411 | * @param pData: pointer to data buffer |
<> | 144:ef7eb2e8f9f7 | 1412 | * @note When the CRC feature is enabled the pData Length must be Size + 1. |
<> | 144:ef7eb2e8f9f7 | 1413 | * @param Size: amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 1414 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1415 | */ |
<> | 144:ef7eb2e8f9f7 | 1416 | HAL_StatusTypeDef HAL_SPI_Receive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 1417 | { |
<> | 144:ef7eb2e8f9f7 | 1418 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1419 | |
<> | 144:ef7eb2e8f9f7 | 1420 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1421 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1422 | |
<> | 144:ef7eb2e8f9f7 | 1423 | if(hspi->State != HAL_SPI_STATE_READY) |
<> | 144:ef7eb2e8f9f7 | 1424 | { |
<> | 144:ef7eb2e8f9f7 | 1425 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 1426 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1427 | } |
<> | 144:ef7eb2e8f9f7 | 1428 | |
<> | 144:ef7eb2e8f9f7 | 1429 | if((pData == NULL) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 1430 | { |
<> | 144:ef7eb2e8f9f7 | 1431 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1432 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1433 | } |
<> | 144:ef7eb2e8f9f7 | 1434 | |
<> | 144:ef7eb2e8f9f7 | 1435 | hspi->State = HAL_SPI_STATE_BUSY_RX; |
<> | 144:ef7eb2e8f9f7 | 1436 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 1437 | hspi->pRxBuffPtr = pData; |
<> | 144:ef7eb2e8f9f7 | 1438 | hspi->RxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1439 | hspi->RxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1440 | hspi->pTxBuffPtr = (uint8_t *)NULL; |
<> | 144:ef7eb2e8f9f7 | 1441 | hspi->TxXferSize = 0; |
<> | 144:ef7eb2e8f9f7 | 1442 | hspi->TxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 1443 | |
<> | 144:ef7eb2e8f9f7 | 1444 | if((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES)) |
<> | 144:ef7eb2e8f9f7 | 1445 | { |
<> | 144:ef7eb2e8f9f7 | 1446 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1447 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1448 | /* the receive process is not supported in 2Lines direction master mode */ |
<> | 144:ef7eb2e8f9f7 | 1449 | /* in this case we call the TransmitReceive process */ |
<> | 144:ef7eb2e8f9f7 | 1450 | return HAL_SPI_TransmitReceive_DMA(hspi,pData,pData,Size); |
<> | 144:ef7eb2e8f9f7 | 1451 | } |
<> | 144:ef7eb2e8f9f7 | 1452 | |
<> | 144:ef7eb2e8f9f7 | 1453 | /* Configure communication direction : 1Line */ |
<> | 144:ef7eb2e8f9f7 | 1454 | if(hspi->Init.Direction == SPI_DIRECTION_1LINE) |
<> | 144:ef7eb2e8f9f7 | 1455 | { |
<> | 144:ef7eb2e8f9f7 | 1456 | SPI_1LINE_RX(hspi); |
<> | 144:ef7eb2e8f9f7 | 1457 | } |
<> | 144:ef7eb2e8f9f7 | 1458 | |
<> | 144:ef7eb2e8f9f7 | 1459 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 1460 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 1461 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 1462 | { |
<> | 144:ef7eb2e8f9f7 | 1463 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 1464 | } |
<> | 144:ef7eb2e8f9f7 | 1465 | #endif |
<> | 144:ef7eb2e8f9f7 | 1466 | |
<> | 144:ef7eb2e8f9f7 | 1467 | /* packing mode management is enabled by the DMA settings */ |
<> | 144:ef7eb2e8f9f7 | 1468 | if((hspi->Init.DataSize <= SPI_DATASIZE_8BIT) && (hspi->hdmarx->Init.MemDataAlignment == DMA_MDATAALIGN_HALFWORD)) |
<> | 144:ef7eb2e8f9f7 | 1469 | { |
<> | 144:ef7eb2e8f9f7 | 1470 | /* Restriction the DMA data received is not allowed in this mode */ |
<> | 144:ef7eb2e8f9f7 | 1471 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1472 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1473 | } |
<> | 144:ef7eb2e8f9f7 | 1474 | |
<> | 144:ef7eb2e8f9f7 | 1475 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_LDMARX); |
<> | 144:ef7eb2e8f9f7 | 1476 | if( hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 1477 | { |
<> | 144:ef7eb2e8f9f7 | 1478 | /* set fiforxthreshold according the reception data length: 16bit */ |
<> | 144:ef7eb2e8f9f7 | 1479 | CLEAR_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1480 | } |
<> | 144:ef7eb2e8f9f7 | 1481 | else |
<> | 144:ef7eb2e8f9f7 | 1482 | { |
<> | 144:ef7eb2e8f9f7 | 1483 | /* set fiforxthreshold according the reception data length: 8bit */ |
<> | 144:ef7eb2e8f9f7 | 1484 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1485 | } |
<> | 144:ef7eb2e8f9f7 | 1486 | |
<> | 144:ef7eb2e8f9f7 | 1487 | /* Set the SPI RxDMA Half transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1488 | hspi->hdmarx->XferHalfCpltCallback = SPI_DMAHalfReceiveCplt; |
<> | 144:ef7eb2e8f9f7 | 1489 | |
<> | 144:ef7eb2e8f9f7 | 1490 | /* Set the SPI Rx DMA transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1491 | hspi->hdmarx->XferCpltCallback = SPI_DMAReceiveCplt; |
<> | 144:ef7eb2e8f9f7 | 1492 | |
<> | 144:ef7eb2e8f9f7 | 1493 | /* Set the DMA error callback */ |
<> | 144:ef7eb2e8f9f7 | 1494 | hspi->hdmarx->XferErrorCallback = SPI_DMAError; |
<> | 144:ef7eb2e8f9f7 | 1495 | |
<> | 144:ef7eb2e8f9f7 | 1496 | /* Set the DMA abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1497 | hspi->hdmatx->XferAbortCallback = SPI_DMAAbortOnError; |
<> | 144:ef7eb2e8f9f7 | 1498 | |
<> | 144:ef7eb2e8f9f7 | 1499 | /* Enable SPI Error interrupts, EIE: MODF, OVR, FE, FRE, CEC(depends on family) */ |
<> | 144:ef7eb2e8f9f7 | 1500 | SET_BIT(hspi->Instance->CR2, (SPI_CR2_ERRIE)); |
<> | 144:ef7eb2e8f9f7 | 1501 | SET_BIT(hspi->Instance->SR, (SPI_SR_FRE | SPI_SR_OVR | SPI_SR_MODF | SPI_SR_CRCERR)); |
<> | 144:ef7eb2e8f9f7 | 1502 | |
<> | 144:ef7eb2e8f9f7 | 1503 | /* Enable Rx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 1504 | SET_BIT(hspi->Instance->CR2, SPI_CR2_RXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 1505 | |
<> | 144:ef7eb2e8f9f7 | 1506 | /* Enable the Rx DMA channel */ |
<> | 144:ef7eb2e8f9f7 | 1507 | HAL_DMA_Start_IT(hspi->hdmarx, (uint32_t)&hspi->Instance->DR, (uint32_t)hspi->pRxBuffPtr, hspi->RxXferCount); |
<> | 144:ef7eb2e8f9f7 | 1508 | |
<> | 144:ef7eb2e8f9f7 | 1509 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 1510 | if((hspi->Instance->CR1 & SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 1511 | { |
<> | 144:ef7eb2e8f9f7 | 1512 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1513 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 1514 | } |
<> | 144:ef7eb2e8f9f7 | 1515 | |
<> | 144:ef7eb2e8f9f7 | 1516 | error: |
<> | 144:ef7eb2e8f9f7 | 1517 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1518 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1519 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 1520 | } |
<> | 144:ef7eb2e8f9f7 | 1521 | |
<> | 144:ef7eb2e8f9f7 | 1522 | /** |
<> | 144:ef7eb2e8f9f7 | 1523 | * @brief Transmit and Receive an amount of data in non-blocking mode with DMA. |
<> | 144:ef7eb2e8f9f7 | 1524 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1525 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1526 | * @param pTxData: pointer to transmission data buffer |
<> | 144:ef7eb2e8f9f7 | 1527 | * @param pRxData: pointer to reception data buffer |
<> | 144:ef7eb2e8f9f7 | 1528 | * @note When the CRC feature is enabled the pRxData Length must be Size + 1 |
<> | 144:ef7eb2e8f9f7 | 1529 | * @param Size: amount of data to be sent |
<> | 144:ef7eb2e8f9f7 | 1530 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1531 | */ |
<> | 144:ef7eb2e8f9f7 | 1532 | HAL_StatusTypeDef HAL_SPI_TransmitReceive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size) |
<> | 144:ef7eb2e8f9f7 | 1533 | { |
<> | 144:ef7eb2e8f9f7 | 1534 | HAL_StatusTypeDef errorcode = HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1535 | assert_param(IS_SPI_DIRECTION_2LINES(hspi->Init.Direction)); |
<> | 144:ef7eb2e8f9f7 | 1536 | |
<> | 144:ef7eb2e8f9f7 | 1537 | /* Process locked */ |
<> | 144:ef7eb2e8f9f7 | 1538 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1539 | |
<> | 144:ef7eb2e8f9f7 | 1540 | if(!((hspi->State == HAL_SPI_STATE_READY) || |
<> | 144:ef7eb2e8f9f7 | 1541 | ((hspi->Init.Mode == SPI_MODE_MASTER) && (hspi->Init.Direction == SPI_DIRECTION_2LINES) && (hspi->State == HAL_SPI_STATE_BUSY_RX)))) |
<> | 144:ef7eb2e8f9f7 | 1542 | { |
<> | 144:ef7eb2e8f9f7 | 1543 | errorcode = HAL_BUSY; |
<> | 144:ef7eb2e8f9f7 | 1544 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1545 | } |
<> | 144:ef7eb2e8f9f7 | 1546 | |
<> | 144:ef7eb2e8f9f7 | 1547 | if((pTxData == NULL ) || (pRxData == NULL ) || (Size == 0)) |
<> | 144:ef7eb2e8f9f7 | 1548 | { |
<> | 144:ef7eb2e8f9f7 | 1549 | errorcode = HAL_ERROR; |
<> | 144:ef7eb2e8f9f7 | 1550 | goto error; |
<> | 144:ef7eb2e8f9f7 | 1551 | } |
<> | 144:ef7eb2e8f9f7 | 1552 | |
<> | 144:ef7eb2e8f9f7 | 1553 | /* check if the transmit Receive function is not called by a receive master */ |
<> | 144:ef7eb2e8f9f7 | 1554 | if(hspi->State != HAL_SPI_STATE_BUSY_RX) |
<> | 144:ef7eb2e8f9f7 | 1555 | { |
<> | 144:ef7eb2e8f9f7 | 1556 | hspi->State = HAL_SPI_STATE_BUSY_TX_RX; |
<> | 144:ef7eb2e8f9f7 | 1557 | } |
<> | 144:ef7eb2e8f9f7 | 1558 | |
<> | 144:ef7eb2e8f9f7 | 1559 | hspi->ErrorCode = HAL_SPI_ERROR_NONE; |
<> | 144:ef7eb2e8f9f7 | 1560 | hspi->pTxBuffPtr = (uint8_t *)pTxData; |
<> | 144:ef7eb2e8f9f7 | 1561 | hspi->TxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1562 | hspi->TxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1563 | hspi->pRxBuffPtr = (uint8_t *)pRxData; |
<> | 144:ef7eb2e8f9f7 | 1564 | hspi->RxXferSize = Size; |
<> | 144:ef7eb2e8f9f7 | 1565 | hspi->RxXferCount = Size; |
<> | 144:ef7eb2e8f9f7 | 1566 | |
<> | 144:ef7eb2e8f9f7 | 1567 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 1568 | /* Reset CRC Calculation + increase the rxsize */ |
<> | 144:ef7eb2e8f9f7 | 1569 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 1570 | { |
<> | 144:ef7eb2e8f9f7 | 1571 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 1572 | } |
<> | 144:ef7eb2e8f9f7 | 1573 | #endif |
<> | 144:ef7eb2e8f9f7 | 1574 | |
<> | 144:ef7eb2e8f9f7 | 1575 | /* Reset the threshold bit */ |
<> | 144:ef7eb2e8f9f7 | 1576 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_LDMATX | SPI_CR2_LDMARX); |
<> | 144:ef7eb2e8f9f7 | 1577 | |
<> | 144:ef7eb2e8f9f7 | 1578 | /* the packing mode management is enabled by the DMA settings according the spi data size */ |
<> | 144:ef7eb2e8f9f7 | 1579 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 1580 | { |
<> | 144:ef7eb2e8f9f7 | 1581 | /* set fiforxthreshold according the reception data length: 16bit */ |
<> | 144:ef7eb2e8f9f7 | 1582 | CLEAR_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1583 | } |
<> | 144:ef7eb2e8f9f7 | 1584 | else |
<> | 144:ef7eb2e8f9f7 | 1585 | { |
<> | 144:ef7eb2e8f9f7 | 1586 | /* set fiforxthresold according the reception data length: 8bit */ |
<> | 144:ef7eb2e8f9f7 | 1587 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1588 | |
<> | 144:ef7eb2e8f9f7 | 1589 | if(hspi->hdmatx->Init.MemDataAlignment == DMA_MDATAALIGN_HALFWORD) |
<> | 144:ef7eb2e8f9f7 | 1590 | { |
<> | 144:ef7eb2e8f9f7 | 1591 | if((hspi->TxXferSize & 0x1) == 0x0) |
<> | 144:ef7eb2e8f9f7 | 1592 | { |
<> | 144:ef7eb2e8f9f7 | 1593 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_LDMATX); |
<> | 144:ef7eb2e8f9f7 | 1594 | hspi->TxXferCount = hspi->TxXferCount >> 1; |
<> | 144:ef7eb2e8f9f7 | 1595 | } |
<> | 144:ef7eb2e8f9f7 | 1596 | else |
<> | 144:ef7eb2e8f9f7 | 1597 | { |
<> | 144:ef7eb2e8f9f7 | 1598 | SET_BIT(hspi->Instance->CR2, SPI_CR2_LDMATX); |
<> | 144:ef7eb2e8f9f7 | 1599 | hspi->TxXferCount = (hspi->TxXferCount >> 1) + 1; |
<> | 144:ef7eb2e8f9f7 | 1600 | } |
<> | 144:ef7eb2e8f9f7 | 1601 | } |
<> | 144:ef7eb2e8f9f7 | 1602 | |
<> | 144:ef7eb2e8f9f7 | 1603 | if(hspi->hdmarx->Init.MemDataAlignment == DMA_MDATAALIGN_HALFWORD) |
<> | 144:ef7eb2e8f9f7 | 1604 | { |
<> | 144:ef7eb2e8f9f7 | 1605 | /* set fiforxthresold according the reception data length: 16bit */ |
<> | 144:ef7eb2e8f9f7 | 1606 | CLEAR_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 1607 | |
<> | 144:ef7eb2e8f9f7 | 1608 | if((hspi->RxXferCount & 0x1) == 0x0 ) |
<> | 144:ef7eb2e8f9f7 | 1609 | { |
<> | 144:ef7eb2e8f9f7 | 1610 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_LDMARX); |
<> | 144:ef7eb2e8f9f7 | 1611 | hspi->RxXferCount = hspi->RxXferCount >> 1; |
<> | 144:ef7eb2e8f9f7 | 1612 | } |
<> | 144:ef7eb2e8f9f7 | 1613 | else |
<> | 144:ef7eb2e8f9f7 | 1614 | { |
<> | 144:ef7eb2e8f9f7 | 1615 | SET_BIT(hspi->Instance->CR2, SPI_CR2_LDMARX); |
<> | 144:ef7eb2e8f9f7 | 1616 | hspi->RxXferCount = (hspi->RxXferCount >> 1) + 1; |
<> | 144:ef7eb2e8f9f7 | 1617 | } |
<> | 144:ef7eb2e8f9f7 | 1618 | } |
<> | 144:ef7eb2e8f9f7 | 1619 | } |
<> | 144:ef7eb2e8f9f7 | 1620 | |
<> | 144:ef7eb2e8f9f7 | 1621 | /* Set the SPI Rx DMA transfer complete callback if the transfer request is a |
<> | 144:ef7eb2e8f9f7 | 1622 | reception request (RXNE) */ |
<> | 144:ef7eb2e8f9f7 | 1623 | if(hspi->State == HAL_SPI_STATE_BUSY_RX) |
<> | 144:ef7eb2e8f9f7 | 1624 | { |
<> | 144:ef7eb2e8f9f7 | 1625 | /* Set the SPI Rx DMA Half transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1626 | hspi->hdmarx->XferHalfCpltCallback = SPI_DMAHalfReceiveCplt; |
<> | 144:ef7eb2e8f9f7 | 1627 | hspi->hdmarx->XferCpltCallback = SPI_DMAReceiveCplt; |
<> | 144:ef7eb2e8f9f7 | 1628 | } |
<> | 144:ef7eb2e8f9f7 | 1629 | else |
<> | 144:ef7eb2e8f9f7 | 1630 | { |
<> | 144:ef7eb2e8f9f7 | 1631 | /* Set the SPI Rx DMA Half transfer complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1632 | hspi->hdmarx->XferHalfCpltCallback = SPI_DMAHalfTransmitReceiveCplt; |
<> | 144:ef7eb2e8f9f7 | 1633 | hspi->hdmarx->XferCpltCallback = SPI_DMATransmitReceiveCplt; |
<> | 144:ef7eb2e8f9f7 | 1634 | } |
<> | 144:ef7eb2e8f9f7 | 1635 | |
<> | 144:ef7eb2e8f9f7 | 1636 | /* Set the DMA error callback */ |
<> | 144:ef7eb2e8f9f7 | 1637 | hspi->hdmarx->XferErrorCallback = SPI_DMAError; |
<> | 144:ef7eb2e8f9f7 | 1638 | |
<> | 144:ef7eb2e8f9f7 | 1639 | /* Set the DMA abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1640 | hspi->hdmarx->XferAbortCallback = SPI_DMAAbortOnError; |
<> | 144:ef7eb2e8f9f7 | 1641 | |
<> | 144:ef7eb2e8f9f7 | 1642 | /* Enable SPI Error interrupts, EIE: MODF, OVR, FE, FRE, CEC(depends on family) */ |
<> | 144:ef7eb2e8f9f7 | 1643 | SET_BIT(hspi->Instance->CR2, (SPI_CR2_ERRIE)); |
<> | 144:ef7eb2e8f9f7 | 1644 | SET_BIT(hspi->Instance->SR, (SPI_SR_FRE | SPI_SR_OVR | SPI_SR_MODF | SPI_SR_CRCERR)); |
<> | 144:ef7eb2e8f9f7 | 1645 | |
<> | 144:ef7eb2e8f9f7 | 1646 | /* Enable Rx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 1647 | SET_BIT(hspi->Instance->CR2, SPI_CR2_RXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 1648 | |
<> | 144:ef7eb2e8f9f7 | 1649 | /* Enable the Rx DMA channel */ |
<> | 144:ef7eb2e8f9f7 | 1650 | HAL_DMA_Start_IT(hspi->hdmarx, (uint32_t)&hspi->Instance->DR, (uint32_t) hspi->pRxBuffPtr, hspi->RxXferCount); |
<> | 144:ef7eb2e8f9f7 | 1651 | |
<> | 144:ef7eb2e8f9f7 | 1652 | /* Set the SPI Tx DMA transfer complete callback as NULL because the communication closing |
<> | 144:ef7eb2e8f9f7 | 1653 | is performed in DMA reception complete callback */ |
<> | 144:ef7eb2e8f9f7 | 1654 | hspi->hdmatx->XferHalfCpltCallback = NULL; |
<> | 144:ef7eb2e8f9f7 | 1655 | hspi->hdmatx->XferCpltCallback = NULL; |
<> | 144:ef7eb2e8f9f7 | 1656 | |
<> | 144:ef7eb2e8f9f7 | 1657 | /* Set the DMA error callback */ |
<> | 144:ef7eb2e8f9f7 | 1658 | hspi->hdmatx->XferErrorCallback = SPI_DMAError; |
<> | 144:ef7eb2e8f9f7 | 1659 | |
<> | 144:ef7eb2e8f9f7 | 1660 | /* Set the DMA abort callback */ |
<> | 144:ef7eb2e8f9f7 | 1661 | hspi->hdmatx->XferAbortCallback = SPI_DMAAbortOnError; |
<> | 144:ef7eb2e8f9f7 | 1662 | |
<> | 144:ef7eb2e8f9f7 | 1663 | /* Enable the Tx DMA channel */ |
<> | 144:ef7eb2e8f9f7 | 1664 | HAL_DMA_Start_IT(hspi->hdmatx, (uint32_t)hspi->pTxBuffPtr, (uint32_t)&hspi->Instance->DR, hspi->TxXferCount); |
<> | 144:ef7eb2e8f9f7 | 1665 | |
<> | 144:ef7eb2e8f9f7 | 1666 | /* Check if the SPI is already enabled */ |
<> | 144:ef7eb2e8f9f7 | 1667 | if((hspi->Instance->CR1 &SPI_CR1_SPE) != SPI_CR1_SPE) |
<> | 144:ef7eb2e8f9f7 | 1668 | { |
<> | 144:ef7eb2e8f9f7 | 1669 | /* Enable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 1670 | __HAL_SPI_ENABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 1671 | } |
<> | 144:ef7eb2e8f9f7 | 1672 | |
<> | 144:ef7eb2e8f9f7 | 1673 | /* Enable Tx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 1674 | SET_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 1675 | |
<> | 144:ef7eb2e8f9f7 | 1676 | error : |
<> | 144:ef7eb2e8f9f7 | 1677 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1678 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1679 | return errorcode; |
<> | 144:ef7eb2e8f9f7 | 1680 | } |
<> | 144:ef7eb2e8f9f7 | 1681 | |
<> | 144:ef7eb2e8f9f7 | 1682 | /** |
<> | 144:ef7eb2e8f9f7 | 1683 | * @brief Pause the DMA Transfer. |
<> | 144:ef7eb2e8f9f7 | 1684 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1685 | * the configuration information for the specified SPI module. |
<> | 144:ef7eb2e8f9f7 | 1686 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1687 | */ |
<> | 144:ef7eb2e8f9f7 | 1688 | HAL_StatusTypeDef HAL_SPI_DMAPause(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1689 | { |
<> | 144:ef7eb2e8f9f7 | 1690 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1691 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1692 | |
<> | 144:ef7eb2e8f9f7 | 1693 | /* Disable the SPI DMA Tx & Rx requests */ |
<> | 144:ef7eb2e8f9f7 | 1694 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN | SPI_CR2_RXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 1695 | |
<> | 144:ef7eb2e8f9f7 | 1696 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1697 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1698 | |
<> | 144:ef7eb2e8f9f7 | 1699 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1700 | } |
<> | 144:ef7eb2e8f9f7 | 1701 | |
<> | 144:ef7eb2e8f9f7 | 1702 | /** |
<> | 144:ef7eb2e8f9f7 | 1703 | * @brief Resumes the DMA Transfer. |
<> | 144:ef7eb2e8f9f7 | 1704 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1705 | * the configuration information for the specified SPI module. |
<> | 144:ef7eb2e8f9f7 | 1706 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1707 | */ |
<> | 144:ef7eb2e8f9f7 | 1708 | HAL_StatusTypeDef HAL_SPI_DMAResume(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1709 | { |
<> | 144:ef7eb2e8f9f7 | 1710 | /* Process Locked */ |
<> | 144:ef7eb2e8f9f7 | 1711 | __HAL_LOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1712 | |
<> | 144:ef7eb2e8f9f7 | 1713 | /* Enable the SPI DMA Tx & Rx requests */ |
<> | 144:ef7eb2e8f9f7 | 1714 | SET_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN | SPI_CR2_RXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 1715 | |
<> | 144:ef7eb2e8f9f7 | 1716 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 1717 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 1718 | |
<> | 144:ef7eb2e8f9f7 | 1719 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1720 | } |
<> | 144:ef7eb2e8f9f7 | 1721 | |
<> | 144:ef7eb2e8f9f7 | 1722 | /** |
<> | 144:ef7eb2e8f9f7 | 1723 | * @brief Stops the DMA Transfer. |
<> | 144:ef7eb2e8f9f7 | 1724 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1725 | * the configuration information for the specified SPI module. |
<> | 144:ef7eb2e8f9f7 | 1726 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 1727 | */ |
<> | 144:ef7eb2e8f9f7 | 1728 | HAL_StatusTypeDef HAL_SPI_DMAStop(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1729 | { |
<> | 144:ef7eb2e8f9f7 | 1730 | /* The Lock is not implemented on this API to allow the user application |
<> | 144:ef7eb2e8f9f7 | 1731 | to call the HAL SPI API under callbacks HAL_SPI_TxCpltCallback() or HAL_SPI_RxCpltCallback() or HAL_SPI_TxRxCpltCallback(): |
<> | 144:ef7eb2e8f9f7 | 1732 | when calling HAL_DMA_Abort() API the DMA TX/RX Transfer complete interrupt is generated |
<> | 144:ef7eb2e8f9f7 | 1733 | and the correspond call back is executed HAL_SPI_TxCpltCallback() or HAL_SPI_RxCpltCallback() or HAL_SPI_TxRxCpltCallback() |
<> | 144:ef7eb2e8f9f7 | 1734 | */ |
<> | 144:ef7eb2e8f9f7 | 1735 | |
<> | 144:ef7eb2e8f9f7 | 1736 | /* Abort the SPI DMA tx Stream */ |
<> | 144:ef7eb2e8f9f7 | 1737 | if(hspi->hdmatx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1738 | { |
<> | 144:ef7eb2e8f9f7 | 1739 | HAL_DMA_Abort(hspi->hdmatx); |
<> | 144:ef7eb2e8f9f7 | 1740 | } |
<> | 144:ef7eb2e8f9f7 | 1741 | /* Abort the SPI DMA rx Stream */ |
<> | 144:ef7eb2e8f9f7 | 1742 | if(hspi->hdmarx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1743 | { |
<> | 144:ef7eb2e8f9f7 | 1744 | HAL_DMA_Abort(hspi->hdmarx); |
<> | 144:ef7eb2e8f9f7 | 1745 | } |
<> | 144:ef7eb2e8f9f7 | 1746 | |
<> | 144:ef7eb2e8f9f7 | 1747 | /* Disable the SPI DMA Tx & Rx requests */ |
<> | 144:ef7eb2e8f9f7 | 1748 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN | SPI_CR2_RXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 1749 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1750 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 1751 | } |
<> | 144:ef7eb2e8f9f7 | 1752 | |
<> | 144:ef7eb2e8f9f7 | 1753 | /** |
<> | 144:ef7eb2e8f9f7 | 1754 | * @brief This function handles SPI interrupt request. |
<> | 144:ef7eb2e8f9f7 | 1755 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1756 | * the configuration information for the specified SPI module. |
<> | 144:ef7eb2e8f9f7 | 1757 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1758 | */ |
<> | 144:ef7eb2e8f9f7 | 1759 | void HAL_SPI_IRQHandler(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1760 | { |
<> | 144:ef7eb2e8f9f7 | 1761 | uint32_t itsource = hspi->Instance->CR2; |
<> | 144:ef7eb2e8f9f7 | 1762 | uint32_t itflag = hspi->Instance->SR; |
<> | 144:ef7eb2e8f9f7 | 1763 | |
<> | 144:ef7eb2e8f9f7 | 1764 | /* SPI in mode Receiver ----------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1765 | if(((itflag & SPI_FLAG_OVR) == RESET) && |
<> | 144:ef7eb2e8f9f7 | 1766 | ((itflag & SPI_FLAG_RXNE) != RESET) && ((itsource & SPI_IT_RXNE) != RESET)) |
<> | 144:ef7eb2e8f9f7 | 1767 | { |
<> | 144:ef7eb2e8f9f7 | 1768 | hspi->RxISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 1769 | return; |
<> | 144:ef7eb2e8f9f7 | 1770 | } |
<> | 144:ef7eb2e8f9f7 | 1771 | |
<> | 144:ef7eb2e8f9f7 | 1772 | /* SPI in mode Transmitter ---------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1773 | if(((itflag & SPI_FLAG_TXE) != RESET) && ((itsource & SPI_IT_TXE) != RESET)) |
<> | 144:ef7eb2e8f9f7 | 1774 | { |
<> | 144:ef7eb2e8f9f7 | 1775 | hspi->TxISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 1776 | return; |
<> | 144:ef7eb2e8f9f7 | 1777 | } |
<> | 144:ef7eb2e8f9f7 | 1778 | |
<> | 144:ef7eb2e8f9f7 | 1779 | /* SPI in Error Treatment ---------------------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1780 | if((itflag & (SPI_FLAG_MODF | SPI_FLAG_OVR | SPI_FLAG_FRE)) != RESET) |
<> | 144:ef7eb2e8f9f7 | 1781 | { |
<> | 144:ef7eb2e8f9f7 | 1782 | /* SPI Overrun error interrupt occurred -------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1783 | if((itflag & SPI_FLAG_OVR) != RESET) |
<> | 144:ef7eb2e8f9f7 | 1784 | { |
<> | 144:ef7eb2e8f9f7 | 1785 | if(hspi->State != HAL_SPI_STATE_BUSY_TX) |
<> | 144:ef7eb2e8f9f7 | 1786 | { |
<> | 144:ef7eb2e8f9f7 | 1787 | hspi->ErrorCode |= HAL_SPI_ERROR_OVR; |
<> | 144:ef7eb2e8f9f7 | 1788 | __HAL_SPI_CLEAR_OVRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 1789 | } |
<> | 144:ef7eb2e8f9f7 | 1790 | else |
<> | 144:ef7eb2e8f9f7 | 1791 | { |
<> | 144:ef7eb2e8f9f7 | 1792 | return; |
<> | 144:ef7eb2e8f9f7 | 1793 | } |
<> | 144:ef7eb2e8f9f7 | 1794 | } |
<> | 144:ef7eb2e8f9f7 | 1795 | |
<> | 144:ef7eb2e8f9f7 | 1796 | /* SPI Mode Fault error interrupt occurred -------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1797 | if((itflag & SPI_FLAG_MODF) != RESET) |
<> | 144:ef7eb2e8f9f7 | 1798 | { |
<> | 144:ef7eb2e8f9f7 | 1799 | hspi->ErrorCode |= HAL_SPI_ERROR_MODF; |
<> | 144:ef7eb2e8f9f7 | 1800 | __HAL_SPI_CLEAR_MODFFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 1801 | } |
<> | 144:ef7eb2e8f9f7 | 1802 | |
<> | 144:ef7eb2e8f9f7 | 1803 | /* SPI Frame error interrupt occurred ----------------------------------------*/ |
<> | 144:ef7eb2e8f9f7 | 1804 | if((itflag & SPI_FLAG_FRE) != RESET) |
<> | 144:ef7eb2e8f9f7 | 1805 | { |
<> | 144:ef7eb2e8f9f7 | 1806 | hspi->ErrorCode |= HAL_SPI_ERROR_FRE; |
<> | 144:ef7eb2e8f9f7 | 1807 | __HAL_SPI_CLEAR_FREFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 1808 | } |
<> | 144:ef7eb2e8f9f7 | 1809 | |
<> | 144:ef7eb2e8f9f7 | 1810 | if(hspi->ErrorCode != HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 1811 | { |
<> | 144:ef7eb2e8f9f7 | 1812 | /* All SPI errors are treated as Blocking errors : transfer is aborted. |
<> | 144:ef7eb2e8f9f7 | 1813 | Set the SPI state to ready so as to be able to restart the process, |
<> | 144:ef7eb2e8f9f7 | 1814 | Disable Rx/Tx Interrupts, and disable DMA Rx/Tx requests, if ongoing */ |
<> | 144:ef7eb2e8f9f7 | 1815 | |
<> | 144:ef7eb2e8f9f7 | 1816 | /* Disable TXE, RXNE, MODF, OVR, FRE, and CRCERR (Master mode fault, Overrun error, TI frame format error, CRC protocol error) interrupts */ |
<> | 144:ef7eb2e8f9f7 | 1817 | CLEAR_BIT(hspi->Instance->CR1, (SPI_CR2_RXNEIE | SPI_CR2_TXEIE | SPI_CR2_ERRIE)); |
<> | 144:ef7eb2e8f9f7 | 1818 | CLEAR_BIT(hspi->Instance->SR, (SPI_SR_FRE | SPI_SR_OVR | SPI_SR_MODF | SPI_SR_CRCERR)); |
<> | 144:ef7eb2e8f9f7 | 1819 | |
<> | 144:ef7eb2e8f9f7 | 1820 | /* Restore SPI State to Ready */ |
<> | 144:ef7eb2e8f9f7 | 1821 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 1822 | |
<> | 144:ef7eb2e8f9f7 | 1823 | /* Disable the SPI DMA requests if enabled */ |
<> | 144:ef7eb2e8f9f7 | 1824 | if ((HAL_IS_BIT_SET(hspi->Instance->CR2, SPI_CR2_TXDMAEN))||(HAL_IS_BIT_SET(hspi->Instance->CR2, SPI_CR2_RXDMAEN))) |
<> | 144:ef7eb2e8f9f7 | 1825 | { |
<> | 144:ef7eb2e8f9f7 | 1826 | CLEAR_BIT(hspi->Instance->CR2, (SPI_CR2_TXDMAEN | SPI_CR2_RXDMAEN)); |
<> | 144:ef7eb2e8f9f7 | 1827 | |
<> | 144:ef7eb2e8f9f7 | 1828 | /* Abort the SPI DMA Rx channel */ |
<> | 144:ef7eb2e8f9f7 | 1829 | if(hspi->hdmarx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1830 | { |
<> | 144:ef7eb2e8f9f7 | 1831 | /* Set the SPI DMA Abort callback : |
<> | 144:ef7eb2e8f9f7 | 1832 | will lead to call HAL_SPI_ErrorCallback() at end of DMA abort procedure */ |
<> | 144:ef7eb2e8f9f7 | 1833 | hspi->hdmarx->XferAbortCallback = SPI_DMAAbortOnError; |
<> | 144:ef7eb2e8f9f7 | 1834 | |
<> | 144:ef7eb2e8f9f7 | 1835 | /* Abort DMA RX */ |
<> | 144:ef7eb2e8f9f7 | 1836 | if(HAL_DMA_Abort_IT(hspi->hdmarx) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1837 | { |
<> | 144:ef7eb2e8f9f7 | 1838 | /* Call Directly hspi->hdmarx->XferAbortCallback function in case of error */ |
<> | 144:ef7eb2e8f9f7 | 1839 | hspi->hdmarx->XferAbortCallback(hspi->hdmarx); |
<> | 144:ef7eb2e8f9f7 | 1840 | } |
<> | 144:ef7eb2e8f9f7 | 1841 | } |
<> | 144:ef7eb2e8f9f7 | 1842 | /* Abort the SPI DMA Tx channel */ |
<> | 144:ef7eb2e8f9f7 | 1843 | if(hspi->hdmatx != NULL) |
<> | 144:ef7eb2e8f9f7 | 1844 | { |
<> | 144:ef7eb2e8f9f7 | 1845 | /* Set the SPI DMA Abort callback : |
<> | 144:ef7eb2e8f9f7 | 1846 | will lead to call HAL_SPI_ErrorCallback() at end of DMA abort procedure */ |
<> | 144:ef7eb2e8f9f7 | 1847 | hspi->hdmatx->XferAbortCallback = SPI_DMAAbortOnError; |
<> | 144:ef7eb2e8f9f7 | 1848 | |
<> | 144:ef7eb2e8f9f7 | 1849 | /* Abort DMA TX */ |
<> | 144:ef7eb2e8f9f7 | 1850 | if(HAL_DMA_Abort_IT(hspi->hdmatx) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 1851 | { |
<> | 144:ef7eb2e8f9f7 | 1852 | /* Call Directly hspi->hdmatx->XferAbortCallback function in case of error */ |
<> | 144:ef7eb2e8f9f7 | 1853 | hspi->hdmatx->XferAbortCallback(hspi->hdmatx); |
<> | 144:ef7eb2e8f9f7 | 1854 | } |
<> | 144:ef7eb2e8f9f7 | 1855 | } |
<> | 144:ef7eb2e8f9f7 | 1856 | } |
<> | 144:ef7eb2e8f9f7 | 1857 | else |
<> | 144:ef7eb2e8f9f7 | 1858 | { |
<> | 144:ef7eb2e8f9f7 | 1859 | /* Call user error callback */ |
<> | 144:ef7eb2e8f9f7 | 1860 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 1861 | } |
<> | 144:ef7eb2e8f9f7 | 1862 | } |
<> | 144:ef7eb2e8f9f7 | 1863 | } |
<> | 144:ef7eb2e8f9f7 | 1864 | } |
<> | 144:ef7eb2e8f9f7 | 1865 | |
<> | 144:ef7eb2e8f9f7 | 1866 | /** |
<> | 144:ef7eb2e8f9f7 | 1867 | * @brief Tx Transfer completed callback. |
<> | 144:ef7eb2e8f9f7 | 1868 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1869 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1870 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1871 | */ |
<> | 144:ef7eb2e8f9f7 | 1872 | __weak void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1873 | { |
<> | 144:ef7eb2e8f9f7 | 1874 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1875 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 1876 | |
<> | 144:ef7eb2e8f9f7 | 1877 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1878 | the HAL_SPI_TxCpltCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1879 | */ |
<> | 144:ef7eb2e8f9f7 | 1880 | } |
<> | 144:ef7eb2e8f9f7 | 1881 | |
<> | 144:ef7eb2e8f9f7 | 1882 | /** |
<> | 144:ef7eb2e8f9f7 | 1883 | * @brief Rx Transfer completed callback. |
<> | 144:ef7eb2e8f9f7 | 1884 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1885 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1886 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1887 | */ |
<> | 144:ef7eb2e8f9f7 | 1888 | __weak void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1889 | { |
<> | 144:ef7eb2e8f9f7 | 1890 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1891 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 1892 | |
<> | 144:ef7eb2e8f9f7 | 1893 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1894 | the HAL_SPI_RxCpltCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1895 | */ |
<> | 144:ef7eb2e8f9f7 | 1896 | } |
<> | 144:ef7eb2e8f9f7 | 1897 | |
<> | 144:ef7eb2e8f9f7 | 1898 | /** |
<> | 144:ef7eb2e8f9f7 | 1899 | * @brief Tx and Rx Transfer completed callback. |
<> | 144:ef7eb2e8f9f7 | 1900 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1901 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1902 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1903 | */ |
<> | 144:ef7eb2e8f9f7 | 1904 | __weak void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1905 | { |
<> | 144:ef7eb2e8f9f7 | 1906 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1907 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 1908 | |
<> | 144:ef7eb2e8f9f7 | 1909 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1910 | the HAL_SPI_TxRxCpltCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1911 | */ |
<> | 144:ef7eb2e8f9f7 | 1912 | } |
<> | 144:ef7eb2e8f9f7 | 1913 | |
<> | 144:ef7eb2e8f9f7 | 1914 | /** |
<> | 144:ef7eb2e8f9f7 | 1915 | * @brief Tx Half Transfer completed callback. |
<> | 144:ef7eb2e8f9f7 | 1916 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1917 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1918 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1919 | */ |
<> | 144:ef7eb2e8f9f7 | 1920 | __weak void HAL_SPI_TxHalfCpltCallback(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1921 | { |
<> | 144:ef7eb2e8f9f7 | 1922 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1923 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 1924 | |
<> | 144:ef7eb2e8f9f7 | 1925 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1926 | the HAL_SPI_TxHalfCpltCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1927 | */ |
<> | 144:ef7eb2e8f9f7 | 1928 | } |
<> | 144:ef7eb2e8f9f7 | 1929 | |
<> | 144:ef7eb2e8f9f7 | 1930 | /** |
<> | 144:ef7eb2e8f9f7 | 1931 | * @brief Rx Half Transfer completed callback. |
<> | 144:ef7eb2e8f9f7 | 1932 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1933 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1934 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1935 | */ |
<> | 144:ef7eb2e8f9f7 | 1936 | __weak void HAL_SPI_RxHalfCpltCallback(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1937 | { |
<> | 144:ef7eb2e8f9f7 | 1938 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1939 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 1940 | |
<> | 144:ef7eb2e8f9f7 | 1941 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1942 | the HAL_SPI_RxHalfCpltCallback() should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1943 | */ |
<> | 144:ef7eb2e8f9f7 | 1944 | } |
<> | 144:ef7eb2e8f9f7 | 1945 | |
<> | 144:ef7eb2e8f9f7 | 1946 | /** |
<> | 144:ef7eb2e8f9f7 | 1947 | * @brief Tx and Rx Half Transfer callback. |
<> | 144:ef7eb2e8f9f7 | 1948 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1949 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1950 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1951 | */ |
<> | 144:ef7eb2e8f9f7 | 1952 | __weak void HAL_SPI_TxRxHalfCpltCallback(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1953 | { |
<> | 144:ef7eb2e8f9f7 | 1954 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1955 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 1956 | |
<> | 144:ef7eb2e8f9f7 | 1957 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1958 | the HAL_SPI_TxRxHalfCpltCallback() should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1959 | */ |
<> | 144:ef7eb2e8f9f7 | 1960 | } |
<> | 144:ef7eb2e8f9f7 | 1961 | |
<> | 144:ef7eb2e8f9f7 | 1962 | /** |
<> | 144:ef7eb2e8f9f7 | 1963 | * @brief SPI error callback. |
<> | 144:ef7eb2e8f9f7 | 1964 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 1965 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 1966 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 1967 | */ |
<> | 144:ef7eb2e8f9f7 | 1968 | __weak void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 1969 | { |
<> | 144:ef7eb2e8f9f7 | 1970 | /* Prevent unused argument(s) compilation warning */ |
<> | 144:ef7eb2e8f9f7 | 1971 | UNUSED(hspi); |
<> | 144:ef7eb2e8f9f7 | 1972 | |
<> | 144:ef7eb2e8f9f7 | 1973 | /* NOTE : This function should not be modified, when the callback is needed, |
<> | 144:ef7eb2e8f9f7 | 1974 | the HAL_SPI_ErrorCallback should be implemented in the user file |
<> | 144:ef7eb2e8f9f7 | 1975 | */ |
<> | 144:ef7eb2e8f9f7 | 1976 | /* NOTE : The ErrorCode parameter in the hspi handle is updated by the SPI processes |
<> | 144:ef7eb2e8f9f7 | 1977 | and user can use HAL_SPI_GetError() API to check the latest error occurred |
<> | 144:ef7eb2e8f9f7 | 1978 | */ |
<> | 144:ef7eb2e8f9f7 | 1979 | } |
<> | 144:ef7eb2e8f9f7 | 1980 | |
<> | 144:ef7eb2e8f9f7 | 1981 | /** |
<> | 144:ef7eb2e8f9f7 | 1982 | * @} |
<> | 144:ef7eb2e8f9f7 | 1983 | */ |
<> | 144:ef7eb2e8f9f7 | 1984 | |
<> | 144:ef7eb2e8f9f7 | 1985 | /** @defgroup SPI_Exported_Functions_Group3 Peripheral State and Errors functions |
<> | 144:ef7eb2e8f9f7 | 1986 | * @brief SPI control functions |
<> | 144:ef7eb2e8f9f7 | 1987 | * |
<> | 144:ef7eb2e8f9f7 | 1988 | @verbatim |
<> | 144:ef7eb2e8f9f7 | 1989 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 1990 | ##### Peripheral State and Errors functions ##### |
<> | 144:ef7eb2e8f9f7 | 1991 | =============================================================================== |
<> | 144:ef7eb2e8f9f7 | 1992 | [..] |
<> | 144:ef7eb2e8f9f7 | 1993 | This subsection provides a set of functions allowing to control the SPI. |
<> | 144:ef7eb2e8f9f7 | 1994 | (+) HAL_SPI_GetState() API can be helpful to check in run-time the state of the SPI peripheral |
<> | 144:ef7eb2e8f9f7 | 1995 | (+) HAL_SPI_GetError() check in run-time Errors occurring during communication |
<> | 144:ef7eb2e8f9f7 | 1996 | @endverbatim |
<> | 144:ef7eb2e8f9f7 | 1997 | * @{ |
<> | 144:ef7eb2e8f9f7 | 1998 | */ |
<> | 144:ef7eb2e8f9f7 | 1999 | |
<> | 144:ef7eb2e8f9f7 | 2000 | /** |
<> | 144:ef7eb2e8f9f7 | 2001 | * @brief Return the SPI handle state. |
<> | 144:ef7eb2e8f9f7 | 2002 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2003 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2004 | * @retval SPI state |
<> | 144:ef7eb2e8f9f7 | 2005 | */ |
<> | 144:ef7eb2e8f9f7 | 2006 | HAL_SPI_StateTypeDef HAL_SPI_GetState(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2007 | { |
<> | 144:ef7eb2e8f9f7 | 2008 | /* Return SPI handle state */ |
<> | 144:ef7eb2e8f9f7 | 2009 | return hspi->State; |
<> | 144:ef7eb2e8f9f7 | 2010 | } |
<> | 144:ef7eb2e8f9f7 | 2011 | |
<> | 144:ef7eb2e8f9f7 | 2012 | /** |
<> | 144:ef7eb2e8f9f7 | 2013 | * @brief Return the SPI error code. |
<> | 144:ef7eb2e8f9f7 | 2014 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2015 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2016 | * @retval SPI error code in bitmap format |
<> | 144:ef7eb2e8f9f7 | 2017 | */ |
<> | 144:ef7eb2e8f9f7 | 2018 | uint32_t HAL_SPI_GetError(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2019 | { |
<> | 144:ef7eb2e8f9f7 | 2020 | return hspi->ErrorCode; |
<> | 144:ef7eb2e8f9f7 | 2021 | } |
<> | 144:ef7eb2e8f9f7 | 2022 | |
<> | 144:ef7eb2e8f9f7 | 2023 | /** |
<> | 144:ef7eb2e8f9f7 | 2024 | * @} |
<> | 144:ef7eb2e8f9f7 | 2025 | */ |
<> | 144:ef7eb2e8f9f7 | 2026 | |
<> | 144:ef7eb2e8f9f7 | 2027 | |
<> | 144:ef7eb2e8f9f7 | 2028 | /** |
<> | 144:ef7eb2e8f9f7 | 2029 | * @} |
<> | 144:ef7eb2e8f9f7 | 2030 | */ |
<> | 144:ef7eb2e8f9f7 | 2031 | |
<> | 144:ef7eb2e8f9f7 | 2032 | /** @addtogroup SPI_Private_Functions |
<> | 144:ef7eb2e8f9f7 | 2033 | * @brief Private functions |
<> | 144:ef7eb2e8f9f7 | 2034 | * @{ |
<> | 144:ef7eb2e8f9f7 | 2035 | */ |
<> | 144:ef7eb2e8f9f7 | 2036 | |
<> | 144:ef7eb2e8f9f7 | 2037 | /** |
<> | 144:ef7eb2e8f9f7 | 2038 | * @brief DMA SPI transmit process complete callback. |
<> | 144:ef7eb2e8f9f7 | 2039 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2040 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2041 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2042 | */ |
<> | 144:ef7eb2e8f9f7 | 2043 | static void SPI_DMATransmitCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2044 | { |
<> | 144:ef7eb2e8f9f7 | 2045 | SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2046 | |
<> | 144:ef7eb2e8f9f7 | 2047 | /* DMA Normal Mode */ |
<> | 144:ef7eb2e8f9f7 | 2048 | if((hdma->Instance->CR & DMA_SxCR_CIRC) == 0) |
<> | 144:ef7eb2e8f9f7 | 2049 | { |
<> | 144:ef7eb2e8f9f7 | 2050 | /* Disable Tx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 2051 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 2052 | |
<> | 144:ef7eb2e8f9f7 | 2053 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 2054 | if(SPI_EndRxTxTransaction(hspi,SPI_DEFAULT_TIMEOUT) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2055 | { |
<> | 144:ef7eb2e8f9f7 | 2056 | hspi->ErrorCode = HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2057 | } |
<> | 144:ef7eb2e8f9f7 | 2058 | |
<> | 144:ef7eb2e8f9f7 | 2059 | /* Clear overrun flag in 2 Lines communication mode because received data is not read */ |
<> | 144:ef7eb2e8f9f7 | 2060 | if(hspi->Init.Direction == SPI_DIRECTION_2LINES) |
<> | 144:ef7eb2e8f9f7 | 2061 | { |
<> | 144:ef7eb2e8f9f7 | 2062 | __HAL_SPI_CLEAR_OVRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 2063 | } |
<> | 144:ef7eb2e8f9f7 | 2064 | |
<> | 144:ef7eb2e8f9f7 | 2065 | hspi->TxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 2066 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2067 | |
<> | 144:ef7eb2e8f9f7 | 2068 | if(hspi->ErrorCode != HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 2069 | { |
<> | 144:ef7eb2e8f9f7 | 2070 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2071 | return; |
<> | 144:ef7eb2e8f9f7 | 2072 | } |
<> | 144:ef7eb2e8f9f7 | 2073 | } |
<> | 144:ef7eb2e8f9f7 | 2074 | HAL_SPI_TxCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2075 | } |
<> | 144:ef7eb2e8f9f7 | 2076 | |
<> | 144:ef7eb2e8f9f7 | 2077 | /** |
<> | 144:ef7eb2e8f9f7 | 2078 | * @brief DMA SPI receive process complete callback. |
<> | 144:ef7eb2e8f9f7 | 2079 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2080 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2081 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2082 | */ |
<> | 144:ef7eb2e8f9f7 | 2083 | static void SPI_DMAReceiveCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2084 | { |
<> | 144:ef7eb2e8f9f7 | 2085 | SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2086 | |
<> | 144:ef7eb2e8f9f7 | 2087 | /* DMA Normal mode */ |
<> | 144:ef7eb2e8f9f7 | 2088 | if((hdma->Instance->CR & DMA_SxCR_CIRC) == 0) |
<> | 144:ef7eb2e8f9f7 | 2089 | { |
<> | 144:ef7eb2e8f9f7 | 2090 | |
<> | 144:ef7eb2e8f9f7 | 2091 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2092 | __IO uint16_t tmpreg; |
<> | 144:ef7eb2e8f9f7 | 2093 | /* CRC handling */ |
<> | 144:ef7eb2e8f9f7 | 2094 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2095 | { |
<> | 144:ef7eb2e8f9f7 | 2096 | /* Wait until TXE flag */ |
<> | 144:ef7eb2e8f9f7 | 2097 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, SPI_DEFAULT_TIMEOUT) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2098 | { |
<> | 144:ef7eb2e8f9f7 | 2099 | /* Error on the CRC reception */ |
<> | 144:ef7eb2e8f9f7 | 2100 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 2101 | } |
<> | 144:ef7eb2e8f9f7 | 2102 | if(hspi->Init.DataSize > SPI_DATASIZE_8BIT) |
<> | 144:ef7eb2e8f9f7 | 2103 | { |
<> | 144:ef7eb2e8f9f7 | 2104 | tmpreg = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2105 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2106 | } |
<> | 144:ef7eb2e8f9f7 | 2107 | else |
<> | 144:ef7eb2e8f9f7 | 2108 | { |
<> | 144:ef7eb2e8f9f7 | 2109 | tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2110 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2111 | |
<> | 144:ef7eb2e8f9f7 | 2112 | if(hspi->Init.CRCLength == SPI_CRC_LENGTH_16BIT) |
<> | 144:ef7eb2e8f9f7 | 2113 | { |
<> | 144:ef7eb2e8f9f7 | 2114 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_RXNE, SPI_FLAG_RXNE, SPI_DEFAULT_TIMEOUT) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2115 | { |
<> | 144:ef7eb2e8f9f7 | 2116 | /* Error on the CRC reception */ |
<> | 144:ef7eb2e8f9f7 | 2117 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 2118 | } |
<> | 144:ef7eb2e8f9f7 | 2119 | tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2120 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2121 | } |
<> | 144:ef7eb2e8f9f7 | 2122 | } |
<> | 144:ef7eb2e8f9f7 | 2123 | } |
<> | 144:ef7eb2e8f9f7 | 2124 | #endif |
<> | 144:ef7eb2e8f9f7 | 2125 | |
<> | 144:ef7eb2e8f9f7 | 2126 | /* Disable Rx/Tx DMA Request (done by default to handle the case master rx direction 2 lines) */ |
<> | 144:ef7eb2e8f9f7 | 2127 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN | SPI_CR2_RXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 2128 | |
<> | 144:ef7eb2e8f9f7 | 2129 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 2130 | if(SPI_EndRxTransaction(hspi,SPI_DEFAULT_TIMEOUT)!=HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2131 | { |
<> | 144:ef7eb2e8f9f7 | 2132 | hspi->ErrorCode|= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2133 | } |
<> | 144:ef7eb2e8f9f7 | 2134 | |
<> | 144:ef7eb2e8f9f7 | 2135 | hspi->RxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 2136 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2137 | |
<> | 144:ef7eb2e8f9f7 | 2138 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2139 | /* Check if CRC error occurred */ |
<> | 144:ef7eb2e8f9f7 | 2140 | if(__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_CRCERR) != RESET) |
<> | 144:ef7eb2e8f9f7 | 2141 | { |
<> | 144:ef7eb2e8f9f7 | 2142 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 2143 | __HAL_SPI_CLEAR_CRCERRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 2144 | } |
<> | 144:ef7eb2e8f9f7 | 2145 | #endif |
<> | 144:ef7eb2e8f9f7 | 2146 | |
<> | 144:ef7eb2e8f9f7 | 2147 | if(hspi->ErrorCode != HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 2148 | { |
<> | 144:ef7eb2e8f9f7 | 2149 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2150 | return; |
<> | 144:ef7eb2e8f9f7 | 2151 | } |
<> | 144:ef7eb2e8f9f7 | 2152 | } |
<> | 144:ef7eb2e8f9f7 | 2153 | HAL_SPI_RxCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2154 | } |
<> | 144:ef7eb2e8f9f7 | 2155 | |
<> | 144:ef7eb2e8f9f7 | 2156 | /** |
<> | 144:ef7eb2e8f9f7 | 2157 | * @brief DMA SPI transmit receive process complete callback. |
<> | 144:ef7eb2e8f9f7 | 2158 | * @param hdma : pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2159 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2160 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2161 | */ |
<> | 144:ef7eb2e8f9f7 | 2162 | static void SPI_DMATransmitReceiveCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2163 | { |
<> | 144:ef7eb2e8f9f7 | 2164 | SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2165 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2166 | __IO uint16_t tmpreg; |
<> | 144:ef7eb2e8f9f7 | 2167 | /* CRC handling */ |
<> | 144:ef7eb2e8f9f7 | 2168 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2169 | { |
<> | 144:ef7eb2e8f9f7 | 2170 | if((hspi->Init.DataSize == SPI_DATASIZE_8BIT) && (hspi->Init.CRCLength == SPI_CRC_LENGTH_8BIT)) |
<> | 144:ef7eb2e8f9f7 | 2171 | { |
<> | 144:ef7eb2e8f9f7 | 2172 | if(SPI_WaitFifoStateUntilTimeout(hspi, SPI_FLAG_FRLVL, SPI_FRLVL_QUARTER_FULL, SPI_DEFAULT_TIMEOUT) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2173 | { |
<> | 144:ef7eb2e8f9f7 | 2174 | /* Error on the CRC reception */ |
<> | 144:ef7eb2e8f9f7 | 2175 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 2176 | } |
<> | 144:ef7eb2e8f9f7 | 2177 | tmpreg = *(__IO uint8_t *)&hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2178 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2179 | } |
<> | 144:ef7eb2e8f9f7 | 2180 | else |
<> | 144:ef7eb2e8f9f7 | 2181 | { |
<> | 144:ef7eb2e8f9f7 | 2182 | if(SPI_WaitFifoStateUntilTimeout(hspi, SPI_FLAG_FRLVL, SPI_FRLVL_HALF_FULL, SPI_DEFAULT_TIMEOUT) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2183 | { |
<> | 144:ef7eb2e8f9f7 | 2184 | /* Error on the CRC reception */ |
<> | 144:ef7eb2e8f9f7 | 2185 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 2186 | } |
<> | 144:ef7eb2e8f9f7 | 2187 | tmpreg = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2188 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2189 | } |
<> | 144:ef7eb2e8f9f7 | 2190 | } |
<> | 144:ef7eb2e8f9f7 | 2191 | #endif |
<> | 144:ef7eb2e8f9f7 | 2192 | |
<> | 144:ef7eb2e8f9f7 | 2193 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 2194 | if(SPI_EndRxTxTransaction(hspi,SPI_DEFAULT_TIMEOUT) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2195 | { |
<> | 144:ef7eb2e8f9f7 | 2196 | hspi->ErrorCode = HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2197 | } |
<> | 144:ef7eb2e8f9f7 | 2198 | |
<> | 144:ef7eb2e8f9f7 | 2199 | /* Disable Rx/Tx DMA Request */ |
<> | 144:ef7eb2e8f9f7 | 2200 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN | SPI_CR2_RXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 2201 | |
<> | 144:ef7eb2e8f9f7 | 2202 | hspi->TxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 2203 | hspi->RxXferCount = 0; |
<> | 144:ef7eb2e8f9f7 | 2204 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2205 | |
<> | 144:ef7eb2e8f9f7 | 2206 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2207 | /* Check if CRC error occurred */ |
<> | 144:ef7eb2e8f9f7 | 2208 | if(__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_CRCERR) != RESET) |
<> | 144:ef7eb2e8f9f7 | 2209 | { |
<> | 144:ef7eb2e8f9f7 | 2210 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 2211 | __HAL_SPI_CLEAR_CRCERRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 2212 | } |
<> | 144:ef7eb2e8f9f7 | 2213 | #endif |
<> | 144:ef7eb2e8f9f7 | 2214 | |
<> | 144:ef7eb2e8f9f7 | 2215 | if(hspi->ErrorCode != HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 2216 | { |
<> | 144:ef7eb2e8f9f7 | 2217 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2218 | return; |
<> | 144:ef7eb2e8f9f7 | 2219 | } |
<> | 144:ef7eb2e8f9f7 | 2220 | HAL_SPI_TxRxCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2221 | } |
<> | 144:ef7eb2e8f9f7 | 2222 | |
<> | 144:ef7eb2e8f9f7 | 2223 | /** |
<> | 144:ef7eb2e8f9f7 | 2224 | * @brief DMA SPI half transmit process complete callback. |
<> | 144:ef7eb2e8f9f7 | 2225 | * @param hdma : pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2226 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2227 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2228 | */ |
<> | 144:ef7eb2e8f9f7 | 2229 | static void SPI_DMAHalfTransmitCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2230 | { |
<> | 144:ef7eb2e8f9f7 | 2231 | SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2232 | HAL_SPI_TxHalfCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2233 | } |
<> | 144:ef7eb2e8f9f7 | 2234 | |
<> | 144:ef7eb2e8f9f7 | 2235 | /** |
<> | 144:ef7eb2e8f9f7 | 2236 | * @brief DMA SPI half receive process complete callback. |
<> | 144:ef7eb2e8f9f7 | 2237 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2238 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2239 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2240 | */ |
<> | 144:ef7eb2e8f9f7 | 2241 | static void SPI_DMAHalfReceiveCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2242 | { |
<> | 144:ef7eb2e8f9f7 | 2243 | SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2244 | HAL_SPI_RxHalfCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2245 | } |
<> | 144:ef7eb2e8f9f7 | 2246 | |
<> | 144:ef7eb2e8f9f7 | 2247 | /** |
<> | 144:ef7eb2e8f9f7 | 2248 | * @brief DMA SPI half transmit receive process complete callback. |
<> | 144:ef7eb2e8f9f7 | 2249 | * @param hdma : pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2250 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2251 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2252 | */ |
<> | 144:ef7eb2e8f9f7 | 2253 | static void SPI_DMAHalfTransmitReceiveCplt(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2254 | { |
<> | 144:ef7eb2e8f9f7 | 2255 | SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2256 | HAL_SPI_TxRxHalfCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2257 | } |
<> | 144:ef7eb2e8f9f7 | 2258 | |
<> | 144:ef7eb2e8f9f7 | 2259 | /** |
<> | 144:ef7eb2e8f9f7 | 2260 | * @brief DMA SPI communication error callback. |
<> | 144:ef7eb2e8f9f7 | 2261 | * @param hdma : pointer to a DMA_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2262 | * the configuration information for the specified DMA module. |
<> | 144:ef7eb2e8f9f7 | 2263 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2264 | */ |
<> | 144:ef7eb2e8f9f7 | 2265 | static void SPI_DMAError(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2266 | { |
<> | 144:ef7eb2e8f9f7 | 2267 | SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2268 | |
<> | 144:ef7eb2e8f9f7 | 2269 | /* Stop the disable DMA transfer on SPI side */ |
<> | 144:ef7eb2e8f9f7 | 2270 | CLEAR_BIT(hspi->Instance->CR2, SPI_CR2_TXDMAEN | SPI_CR2_RXDMAEN); |
<> | 144:ef7eb2e8f9f7 | 2271 | |
<> | 144:ef7eb2e8f9f7 | 2272 | hspi->ErrorCode|= HAL_SPI_ERROR_DMA; |
<> | 144:ef7eb2e8f9f7 | 2273 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2274 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2275 | } |
<> | 144:ef7eb2e8f9f7 | 2276 | |
<> | 144:ef7eb2e8f9f7 | 2277 | /** |
<> | 144:ef7eb2e8f9f7 | 2278 | * @brief DMA SPI communication abort callback |
<> | 144:ef7eb2e8f9f7 | 2279 | * (To be called at end of DMA Abort procedure). |
<> | 144:ef7eb2e8f9f7 | 2280 | * @param hdma: DMA handle. |
<> | 144:ef7eb2e8f9f7 | 2281 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2282 | */ |
<> | 144:ef7eb2e8f9f7 | 2283 | static void SPI_DMAAbortOnError(DMA_HandleTypeDef *hdma) |
<> | 144:ef7eb2e8f9f7 | 2284 | { |
<> | 144:ef7eb2e8f9f7 | 2285 | SPI_HandleTypeDef* hspi = ( SPI_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
<> | 144:ef7eb2e8f9f7 | 2286 | hspi->RxXferCount = 0U; |
<> | 144:ef7eb2e8f9f7 | 2287 | hspi->TxXferCount = 0U; |
<> | 144:ef7eb2e8f9f7 | 2288 | |
<> | 144:ef7eb2e8f9f7 | 2289 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2290 | } |
<> | 144:ef7eb2e8f9f7 | 2291 | |
<> | 144:ef7eb2e8f9f7 | 2292 | /** |
<> | 144:ef7eb2e8f9f7 | 2293 | * @brief Rx 8-bit handler for Transmit and Receive in Interrupt mode. |
<> | 144:ef7eb2e8f9f7 | 2294 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2295 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2296 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2297 | */ |
<> | 144:ef7eb2e8f9f7 | 2298 | static void SPI_2linesRxISR_8BIT(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2299 | { |
<> | 144:ef7eb2e8f9f7 | 2300 | /* Receive data in packing mode */ |
<> | 144:ef7eb2e8f9f7 | 2301 | if(hspi->RxXferCount > 1) |
<> | 144:ef7eb2e8f9f7 | 2302 | { |
<> | 144:ef7eb2e8f9f7 | 2303 | *((uint16_t*)hspi->pRxBuffPtr) = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2304 | hspi->pRxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 2305 | hspi->RxXferCount -= 2; |
<> | 144:ef7eb2e8f9f7 | 2306 | if(hspi->RxXferCount == 1) |
<> | 144:ef7eb2e8f9f7 | 2307 | { |
<> | 144:ef7eb2e8f9f7 | 2308 | /* set fiforxthreshold according the reception data length: 8bit */ |
<> | 144:ef7eb2e8f9f7 | 2309 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 2310 | } |
<> | 144:ef7eb2e8f9f7 | 2311 | } |
<> | 144:ef7eb2e8f9f7 | 2312 | /* Receive data in 8 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 2313 | else |
<> | 144:ef7eb2e8f9f7 | 2314 | { |
<> | 144:ef7eb2e8f9f7 | 2315 | *hspi->pRxBuffPtr++ = *((__IO uint8_t *)&hspi->Instance->DR); |
<> | 144:ef7eb2e8f9f7 | 2316 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 2317 | } |
<> | 144:ef7eb2e8f9f7 | 2318 | |
<> | 144:ef7eb2e8f9f7 | 2319 | /* check end of the reception */ |
<> | 144:ef7eb2e8f9f7 | 2320 | if(hspi->RxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2321 | { |
<> | 144:ef7eb2e8f9f7 | 2322 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2323 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2324 | { |
<> | 144:ef7eb2e8f9f7 | 2325 | SET_BIT(hspi->Instance->CR2, SPI_RXFIFO_THRESHOLD); |
<> | 144:ef7eb2e8f9f7 | 2326 | hspi->RxISR = SPI_2linesRxISR_8BITCRC; |
<> | 144:ef7eb2e8f9f7 | 2327 | return; |
<> | 144:ef7eb2e8f9f7 | 2328 | } |
<> | 144:ef7eb2e8f9f7 | 2329 | #endif |
<> | 144:ef7eb2e8f9f7 | 2330 | |
<> | 144:ef7eb2e8f9f7 | 2331 | /* Disable RXNE interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2332 | __HAL_SPI_DISABLE_IT(hspi, SPI_IT_RXNE); |
<> | 144:ef7eb2e8f9f7 | 2333 | |
<> | 144:ef7eb2e8f9f7 | 2334 | if(hspi->TxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2335 | { |
<> | 144:ef7eb2e8f9f7 | 2336 | SPI_CloseRxTx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2337 | } |
<> | 144:ef7eb2e8f9f7 | 2338 | } |
<> | 144:ef7eb2e8f9f7 | 2339 | } |
<> | 144:ef7eb2e8f9f7 | 2340 | |
<> | 144:ef7eb2e8f9f7 | 2341 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2342 | /** |
<> | 144:ef7eb2e8f9f7 | 2343 | * @brief Rx 8-bit handler for Transmit and Receive in Interrupt mode. |
<> | 144:ef7eb2e8f9f7 | 2344 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2345 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2346 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2347 | */ |
<> | 144:ef7eb2e8f9f7 | 2348 | static void SPI_2linesRxISR_8BITCRC(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2349 | { |
<> | 144:ef7eb2e8f9f7 | 2350 | __IO uint8_t tmpreg = *((__IO uint8_t *)&hspi->Instance->DR); |
<> | 144:ef7eb2e8f9f7 | 2351 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2352 | |
<> | 144:ef7eb2e8f9f7 | 2353 | hspi->CRCSize--; |
<> | 144:ef7eb2e8f9f7 | 2354 | |
<> | 144:ef7eb2e8f9f7 | 2355 | /* check end of the reception */ |
<> | 144:ef7eb2e8f9f7 | 2356 | if(hspi->CRCSize == 0) |
<> | 144:ef7eb2e8f9f7 | 2357 | { |
<> | 144:ef7eb2e8f9f7 | 2358 | /* Disable RXNE interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2359 | __HAL_SPI_DISABLE_IT(hspi, SPI_IT_RXNE); |
<> | 144:ef7eb2e8f9f7 | 2360 | |
<> | 144:ef7eb2e8f9f7 | 2361 | if(hspi->TxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2362 | { |
<> | 144:ef7eb2e8f9f7 | 2363 | SPI_CloseRxTx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2364 | } |
<> | 144:ef7eb2e8f9f7 | 2365 | } |
<> | 144:ef7eb2e8f9f7 | 2366 | } |
<> | 144:ef7eb2e8f9f7 | 2367 | #endif |
<> | 144:ef7eb2e8f9f7 | 2368 | |
<> | 144:ef7eb2e8f9f7 | 2369 | /** |
<> | 144:ef7eb2e8f9f7 | 2370 | * @brief Tx 8-bit handler for Transmit and Receive in Interrupt mode. |
<> | 144:ef7eb2e8f9f7 | 2371 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2372 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2373 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2374 | */ |
<> | 144:ef7eb2e8f9f7 | 2375 | static void SPI_2linesTxISR_8BIT(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2376 | { |
<> | 144:ef7eb2e8f9f7 | 2377 | /* Transmit data in packing Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 2378 | if(hspi->TxXferCount >= 2) |
<> | 144:ef7eb2e8f9f7 | 2379 | { |
<> | 144:ef7eb2e8f9f7 | 2380 | hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 2381 | hspi->pTxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 2382 | hspi->TxXferCount -= 2; |
<> | 144:ef7eb2e8f9f7 | 2383 | } |
<> | 144:ef7eb2e8f9f7 | 2384 | /* Transmit data in 8 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 2385 | else |
<> | 144:ef7eb2e8f9f7 | 2386 | { |
<> | 144:ef7eb2e8f9f7 | 2387 | *(__IO uint8_t *)&hspi->Instance->DR = (*hspi->pTxBuffPtr++); |
<> | 144:ef7eb2e8f9f7 | 2388 | hspi->TxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 2389 | } |
<> | 144:ef7eb2e8f9f7 | 2390 | |
<> | 144:ef7eb2e8f9f7 | 2391 | /* check the end of the transmission */ |
<> | 144:ef7eb2e8f9f7 | 2392 | if(hspi->TxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2393 | { |
<> | 144:ef7eb2e8f9f7 | 2394 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2395 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2396 | { |
<> | 144:ef7eb2e8f9f7 | 2397 | hspi->Instance->CR1 |= SPI_CR1_CRCNEXT; |
<> | 144:ef7eb2e8f9f7 | 2398 | } |
<> | 144:ef7eb2e8f9f7 | 2399 | #endif |
<> | 144:ef7eb2e8f9f7 | 2400 | |
<> | 144:ef7eb2e8f9f7 | 2401 | /* Disable TXE interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2402 | __HAL_SPI_DISABLE_IT(hspi, SPI_IT_TXE); |
<> | 144:ef7eb2e8f9f7 | 2403 | |
<> | 144:ef7eb2e8f9f7 | 2404 | if(hspi->RxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2405 | { |
<> | 144:ef7eb2e8f9f7 | 2406 | SPI_CloseRxTx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2407 | } |
<> | 144:ef7eb2e8f9f7 | 2408 | } |
<> | 144:ef7eb2e8f9f7 | 2409 | } |
<> | 144:ef7eb2e8f9f7 | 2410 | |
<> | 144:ef7eb2e8f9f7 | 2411 | /** |
<> | 144:ef7eb2e8f9f7 | 2412 | * @brief Rx 16-bit handler for Transmit and Receive in Interrupt mode. |
<> | 144:ef7eb2e8f9f7 | 2413 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2414 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2415 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2416 | */ |
<> | 144:ef7eb2e8f9f7 | 2417 | static void SPI_2linesRxISR_16BIT(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2418 | { |
<> | 144:ef7eb2e8f9f7 | 2419 | /* Receive data in 16 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 2420 | *((uint16_t*)hspi->pRxBuffPtr) = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2421 | hspi->pRxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 2422 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 2423 | |
<> | 144:ef7eb2e8f9f7 | 2424 | if(hspi->RxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2425 | { |
<> | 144:ef7eb2e8f9f7 | 2426 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2427 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2428 | { |
<> | 144:ef7eb2e8f9f7 | 2429 | hspi->RxISR = SPI_2linesRxISR_16BITCRC; |
<> | 144:ef7eb2e8f9f7 | 2430 | return; |
<> | 144:ef7eb2e8f9f7 | 2431 | } |
<> | 144:ef7eb2e8f9f7 | 2432 | #endif |
<> | 144:ef7eb2e8f9f7 | 2433 | |
<> | 144:ef7eb2e8f9f7 | 2434 | /* Disable RXNE interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2435 | __HAL_SPI_DISABLE_IT(hspi, SPI_IT_RXNE); |
<> | 144:ef7eb2e8f9f7 | 2436 | |
<> | 144:ef7eb2e8f9f7 | 2437 | if(hspi->TxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2438 | { |
<> | 144:ef7eb2e8f9f7 | 2439 | SPI_CloseRxTx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2440 | } |
<> | 144:ef7eb2e8f9f7 | 2441 | } |
<> | 144:ef7eb2e8f9f7 | 2442 | } |
<> | 144:ef7eb2e8f9f7 | 2443 | |
<> | 144:ef7eb2e8f9f7 | 2444 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2445 | /** |
<> | 144:ef7eb2e8f9f7 | 2446 | * @brief Manage the CRC 16-bit receive for Transmit and Receive in Interrupt mode. |
<> | 144:ef7eb2e8f9f7 | 2447 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2448 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2449 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2450 | */ |
<> | 144:ef7eb2e8f9f7 | 2451 | static void SPI_2linesRxISR_16BITCRC(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2452 | { |
<> | 144:ef7eb2e8f9f7 | 2453 | /* Receive data in 16 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 2454 | __IO uint16_t tmpreg = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2455 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2456 | |
<> | 144:ef7eb2e8f9f7 | 2457 | /* Disable RXNE interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2458 | __HAL_SPI_DISABLE_IT(hspi, SPI_IT_RXNE); |
<> | 144:ef7eb2e8f9f7 | 2459 | |
<> | 144:ef7eb2e8f9f7 | 2460 | SPI_CloseRxTx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2461 | } |
<> | 144:ef7eb2e8f9f7 | 2462 | #endif |
<> | 144:ef7eb2e8f9f7 | 2463 | |
<> | 144:ef7eb2e8f9f7 | 2464 | /** |
<> | 144:ef7eb2e8f9f7 | 2465 | * @brief Tx 16-bit handler for Transmit and Receive in Interrupt mode. |
<> | 144:ef7eb2e8f9f7 | 2466 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2467 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2468 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2469 | */ |
<> | 144:ef7eb2e8f9f7 | 2470 | static void SPI_2linesTxISR_16BIT(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2471 | { |
<> | 144:ef7eb2e8f9f7 | 2472 | /* Transmit data in 16 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 2473 | hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 2474 | hspi->pTxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 2475 | hspi->TxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 2476 | |
<> | 144:ef7eb2e8f9f7 | 2477 | /* Enable CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 2478 | if(hspi->TxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2479 | { |
<> | 144:ef7eb2e8f9f7 | 2480 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2481 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2482 | { |
<> | 144:ef7eb2e8f9f7 | 2483 | hspi->Instance->CR1 |= SPI_CR1_CRCNEXT; |
<> | 144:ef7eb2e8f9f7 | 2484 | } |
<> | 144:ef7eb2e8f9f7 | 2485 | #endif |
<> | 144:ef7eb2e8f9f7 | 2486 | |
<> | 144:ef7eb2e8f9f7 | 2487 | /* Disable TXE interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2488 | __HAL_SPI_DISABLE_IT(hspi, SPI_IT_TXE); |
<> | 144:ef7eb2e8f9f7 | 2489 | |
<> | 144:ef7eb2e8f9f7 | 2490 | if(hspi->RxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2491 | { |
<> | 144:ef7eb2e8f9f7 | 2492 | SPI_CloseRxTx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2493 | } |
<> | 144:ef7eb2e8f9f7 | 2494 | } |
<> | 144:ef7eb2e8f9f7 | 2495 | } |
<> | 144:ef7eb2e8f9f7 | 2496 | |
<> | 144:ef7eb2e8f9f7 | 2497 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2498 | /** |
<> | 144:ef7eb2e8f9f7 | 2499 | * @brief Manage the CRC 8-bit receive in Interrupt context. |
<> | 144:ef7eb2e8f9f7 | 2500 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2501 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2502 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2503 | */ |
<> | 144:ef7eb2e8f9f7 | 2504 | static void SPI_RxISR_8BITCRC(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2505 | { |
<> | 144:ef7eb2e8f9f7 | 2506 | __IO uint8_t tmpreg; |
<> | 144:ef7eb2e8f9f7 | 2507 | tmpreg = *((__IO uint8_t*)&hspi->Instance->DR); |
<> | 144:ef7eb2e8f9f7 | 2508 | |
<> | 144:ef7eb2e8f9f7 | 2509 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2510 | |
<> | 144:ef7eb2e8f9f7 | 2511 | hspi->CRCSize--; |
<> | 144:ef7eb2e8f9f7 | 2512 | |
<> | 144:ef7eb2e8f9f7 | 2513 | if(hspi->CRCSize == 0) |
<> | 144:ef7eb2e8f9f7 | 2514 | { |
<> | 144:ef7eb2e8f9f7 | 2515 | SPI_CloseRx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2516 | } |
<> | 144:ef7eb2e8f9f7 | 2517 | } |
<> | 144:ef7eb2e8f9f7 | 2518 | #endif |
<> | 144:ef7eb2e8f9f7 | 2519 | |
<> | 144:ef7eb2e8f9f7 | 2520 | /** |
<> | 144:ef7eb2e8f9f7 | 2521 | * @brief Manage the receive 8-bit in Interrupt context. |
<> | 144:ef7eb2e8f9f7 | 2522 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2523 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2524 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2525 | */ |
<> | 144:ef7eb2e8f9f7 | 2526 | static void SPI_RxISR_8BIT(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2527 | { |
<> | 144:ef7eb2e8f9f7 | 2528 | *hspi->pRxBuffPtr++ = (*(__IO uint8_t *)&hspi->Instance->DR); |
<> | 144:ef7eb2e8f9f7 | 2529 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 2530 | |
<> | 144:ef7eb2e8f9f7 | 2531 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2532 | /* Enable CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 2533 | if((hspi->RxXferCount == 1) && (hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE)) |
<> | 144:ef7eb2e8f9f7 | 2534 | { |
<> | 144:ef7eb2e8f9f7 | 2535 | hspi->Instance->CR1 |= SPI_CR1_CRCNEXT; |
<> | 144:ef7eb2e8f9f7 | 2536 | } |
<> | 144:ef7eb2e8f9f7 | 2537 | #endif |
<> | 144:ef7eb2e8f9f7 | 2538 | |
<> | 144:ef7eb2e8f9f7 | 2539 | if(hspi->RxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2540 | { |
<> | 144:ef7eb2e8f9f7 | 2541 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2542 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2543 | { |
<> | 144:ef7eb2e8f9f7 | 2544 | hspi->RxISR = SPI_RxISR_8BITCRC; |
<> | 144:ef7eb2e8f9f7 | 2545 | return; |
<> | 144:ef7eb2e8f9f7 | 2546 | } |
<> | 144:ef7eb2e8f9f7 | 2547 | #endif |
<> | 144:ef7eb2e8f9f7 | 2548 | SPI_CloseRx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2549 | } |
<> | 144:ef7eb2e8f9f7 | 2550 | } |
<> | 144:ef7eb2e8f9f7 | 2551 | |
<> | 144:ef7eb2e8f9f7 | 2552 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2553 | /** |
<> | 144:ef7eb2e8f9f7 | 2554 | * @brief Manage the CRC 16-bit receive in Interrupt context. |
<> | 144:ef7eb2e8f9f7 | 2555 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2556 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2557 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2558 | */ |
<> | 144:ef7eb2e8f9f7 | 2559 | static void SPI_RxISR_16BITCRC(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2560 | { |
<> | 144:ef7eb2e8f9f7 | 2561 | __IO uint16_t tmpreg; |
<> | 144:ef7eb2e8f9f7 | 2562 | |
<> | 144:ef7eb2e8f9f7 | 2563 | tmpreg = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2564 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2565 | |
<> | 144:ef7eb2e8f9f7 | 2566 | /* Disable RXNE and ERR interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2567 | __HAL_SPI_DISABLE_IT(hspi, (SPI_IT_RXNE | SPI_IT_ERR)); |
<> | 144:ef7eb2e8f9f7 | 2568 | |
<> | 144:ef7eb2e8f9f7 | 2569 | SPI_CloseRx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2570 | } |
<> | 144:ef7eb2e8f9f7 | 2571 | #endif |
<> | 144:ef7eb2e8f9f7 | 2572 | |
<> | 144:ef7eb2e8f9f7 | 2573 | /** |
<> | 144:ef7eb2e8f9f7 | 2574 | * @brief Manage the 16-bit receive in Interrupt context. |
<> | 144:ef7eb2e8f9f7 | 2575 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2576 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2577 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2578 | */ |
<> | 144:ef7eb2e8f9f7 | 2579 | static void SPI_RxISR_16BIT(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2580 | { |
<> | 144:ef7eb2e8f9f7 | 2581 | *((uint16_t *)hspi->pRxBuffPtr) = hspi->Instance->DR; |
<> | 144:ef7eb2e8f9f7 | 2582 | hspi->pRxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 2583 | hspi->RxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 2584 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2585 | /* Enable CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 2586 | if((hspi->RxXferCount == 1) && (hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE)) |
<> | 144:ef7eb2e8f9f7 | 2587 | { |
<> | 144:ef7eb2e8f9f7 | 2588 | hspi->Instance->CR1 |= SPI_CR1_CRCNEXT; |
<> | 144:ef7eb2e8f9f7 | 2589 | } |
<> | 144:ef7eb2e8f9f7 | 2590 | #endif |
<> | 144:ef7eb2e8f9f7 | 2591 | if(hspi->RxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2592 | { |
<> | 144:ef7eb2e8f9f7 | 2593 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2594 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2595 | { |
<> | 144:ef7eb2e8f9f7 | 2596 | hspi->RxISR = SPI_RxISR_16BITCRC; |
<> | 144:ef7eb2e8f9f7 | 2597 | return; |
<> | 144:ef7eb2e8f9f7 | 2598 | } |
<> | 144:ef7eb2e8f9f7 | 2599 | #endif |
<> | 144:ef7eb2e8f9f7 | 2600 | SPI_CloseRx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2601 | } |
<> | 144:ef7eb2e8f9f7 | 2602 | } |
<> | 144:ef7eb2e8f9f7 | 2603 | |
<> | 144:ef7eb2e8f9f7 | 2604 | /** |
<> | 144:ef7eb2e8f9f7 | 2605 | * @brief Handle the data 8-bit transmit in Interrupt mode. |
<> | 144:ef7eb2e8f9f7 | 2606 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2607 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2608 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2609 | */ |
<> | 144:ef7eb2e8f9f7 | 2610 | static void SPI_TxISR_8BIT(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2611 | { |
<> | 144:ef7eb2e8f9f7 | 2612 | *(__IO uint8_t *)&hspi->Instance->DR = (*hspi->pTxBuffPtr++); |
<> | 144:ef7eb2e8f9f7 | 2613 | hspi->TxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 2614 | |
<> | 144:ef7eb2e8f9f7 | 2615 | if(hspi->TxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2616 | { |
<> | 144:ef7eb2e8f9f7 | 2617 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2618 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2619 | { |
<> | 144:ef7eb2e8f9f7 | 2620 | /* Enable CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 2621 | hspi->Instance->CR1 |= SPI_CR1_CRCNEXT; |
<> | 144:ef7eb2e8f9f7 | 2622 | } |
<> | 144:ef7eb2e8f9f7 | 2623 | #endif |
<> | 144:ef7eb2e8f9f7 | 2624 | SPI_CloseTx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2625 | } |
<> | 144:ef7eb2e8f9f7 | 2626 | } |
<> | 144:ef7eb2e8f9f7 | 2627 | |
<> | 144:ef7eb2e8f9f7 | 2628 | /** |
<> | 144:ef7eb2e8f9f7 | 2629 | * @brief Handle the data 16-bit transmit in Interrupt mode. |
<> | 144:ef7eb2e8f9f7 | 2630 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2631 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2632 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2633 | */ |
<> | 144:ef7eb2e8f9f7 | 2634 | static void SPI_TxISR_16BIT(struct __SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2635 | { |
<> | 144:ef7eb2e8f9f7 | 2636 | /* Transmit data in 16 Bit mode */ |
<> | 144:ef7eb2e8f9f7 | 2637 | hspi->Instance->DR = *((uint16_t *)hspi->pTxBuffPtr); |
<> | 144:ef7eb2e8f9f7 | 2638 | hspi->pTxBuffPtr += sizeof(uint16_t); |
<> | 144:ef7eb2e8f9f7 | 2639 | hspi->TxXferCount--; |
<> | 144:ef7eb2e8f9f7 | 2640 | |
<> | 144:ef7eb2e8f9f7 | 2641 | if(hspi->TxXferCount == 0) |
<> | 144:ef7eb2e8f9f7 | 2642 | { |
<> | 144:ef7eb2e8f9f7 | 2643 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2644 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2645 | { |
<> | 144:ef7eb2e8f9f7 | 2646 | /* Enable CRC Transmission */ |
<> | 144:ef7eb2e8f9f7 | 2647 | hspi->Instance->CR1 |= SPI_CR1_CRCNEXT; |
<> | 144:ef7eb2e8f9f7 | 2648 | } |
<> | 144:ef7eb2e8f9f7 | 2649 | #endif |
<> | 144:ef7eb2e8f9f7 | 2650 | SPI_CloseTx_ISR(hspi); |
<> | 144:ef7eb2e8f9f7 | 2651 | } |
<> | 144:ef7eb2e8f9f7 | 2652 | } |
<> | 144:ef7eb2e8f9f7 | 2653 | |
<> | 144:ef7eb2e8f9f7 | 2654 | /** |
<> | 144:ef7eb2e8f9f7 | 2655 | * @brief Handle SPI Communication Timeout. |
<> | 144:ef7eb2e8f9f7 | 2656 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2657 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2658 | * @param Flag : SPI flag to check |
<> | 144:ef7eb2e8f9f7 | 2659 | * @param State : flag state to check |
<> | 144:ef7eb2e8f9f7 | 2660 | * @param Timeout : Timeout duration |
<> | 144:ef7eb2e8f9f7 | 2661 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 2662 | */ |
<> | 144:ef7eb2e8f9f7 | 2663 | static HAL_StatusTypeDef SPI_WaitFlagStateUntilTimeout(SPI_HandleTypeDef *hspi, uint32_t Flag, uint32_t State, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 2664 | { |
<> | 144:ef7eb2e8f9f7 | 2665 | uint32_t tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 2666 | |
<> | 144:ef7eb2e8f9f7 | 2667 | while((hspi->Instance->SR & Flag) != State) |
<> | 144:ef7eb2e8f9f7 | 2668 | { |
<> | 144:ef7eb2e8f9f7 | 2669 | if(Timeout != HAL_MAX_DELAY) |
<> | 144:ef7eb2e8f9f7 | 2670 | { |
<> | 144:ef7eb2e8f9f7 | 2671 | if((Timeout == 0) || ((HAL_GetTick()-tickstart) >= Timeout)) |
<> | 144:ef7eb2e8f9f7 | 2672 | { |
<> | 144:ef7eb2e8f9f7 | 2673 | /* Disable the SPI and reset the CRC: the CRC value should be cleared |
<> | 144:ef7eb2e8f9f7 | 2674 | on both master and slave sides in order to resynchronize the master |
<> | 144:ef7eb2e8f9f7 | 2675 | and slave for their respective CRC calculation */ |
<> | 144:ef7eb2e8f9f7 | 2676 | |
<> | 144:ef7eb2e8f9f7 | 2677 | /* Disable TXE, RXNE and ERR interrupts for the interrupt process */ |
<> | 144:ef7eb2e8f9f7 | 2678 | __HAL_SPI_DISABLE_IT(hspi, (SPI_IT_TXE | SPI_IT_RXNE | SPI_IT_ERR)); |
<> | 144:ef7eb2e8f9f7 | 2679 | |
<> | 144:ef7eb2e8f9f7 | 2680 | if((hspi->Init.Mode == SPI_MODE_MASTER)&&((hspi->Init.Direction == SPI_DIRECTION_1LINE)||(hspi->Init.Direction == SPI_DIRECTION_2LINES_RXONLY))) |
<> | 144:ef7eb2e8f9f7 | 2681 | { |
<> | 144:ef7eb2e8f9f7 | 2682 | /* Disable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 2683 | __HAL_SPI_DISABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 2684 | } |
<> | 144:ef7eb2e8f9f7 | 2685 | |
<> | 144:ef7eb2e8f9f7 | 2686 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 2687 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2688 | { |
<> | 144:ef7eb2e8f9f7 | 2689 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 2690 | } |
<> | 144:ef7eb2e8f9f7 | 2691 | |
<> | 144:ef7eb2e8f9f7 | 2692 | hspi->State= HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2693 | |
<> | 144:ef7eb2e8f9f7 | 2694 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 2695 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 2696 | |
<> | 144:ef7eb2e8f9f7 | 2697 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 2698 | } |
<> | 144:ef7eb2e8f9f7 | 2699 | } |
<> | 144:ef7eb2e8f9f7 | 2700 | } |
<> | 144:ef7eb2e8f9f7 | 2701 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 2702 | } |
<> | 144:ef7eb2e8f9f7 | 2703 | |
<> | 144:ef7eb2e8f9f7 | 2704 | /** |
<> | 144:ef7eb2e8f9f7 | 2705 | * @brief Handle SPI FIFO Communication Timeout. |
<> | 144:ef7eb2e8f9f7 | 2706 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2707 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2708 | * @param Fifo : Fifo to check |
<> | 144:ef7eb2e8f9f7 | 2709 | * @param State : Fifo state to check |
<> | 144:ef7eb2e8f9f7 | 2710 | * @param Timeout : Timeout duration |
<> | 144:ef7eb2e8f9f7 | 2711 | * @retval HAL status |
<> | 144:ef7eb2e8f9f7 | 2712 | */ |
<> | 144:ef7eb2e8f9f7 | 2713 | static HAL_StatusTypeDef SPI_WaitFifoStateUntilTimeout(SPI_HandleTypeDef *hspi, uint32_t Fifo, uint32_t State, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 2714 | { |
<> | 144:ef7eb2e8f9f7 | 2715 | __IO uint8_t tmpreg; |
<> | 144:ef7eb2e8f9f7 | 2716 | uint32_t tickstart = HAL_GetTick(); |
<> | 144:ef7eb2e8f9f7 | 2717 | |
<> | 144:ef7eb2e8f9f7 | 2718 | while((hspi->Instance->SR & Fifo) != State) |
<> | 144:ef7eb2e8f9f7 | 2719 | { |
<> | 144:ef7eb2e8f9f7 | 2720 | if((Fifo == SPI_SR_FRLVL) && (State == SPI_FRLVL_EMPTY)) |
<> | 144:ef7eb2e8f9f7 | 2721 | { |
<> | 144:ef7eb2e8f9f7 | 2722 | tmpreg = *((__IO uint8_t*)&hspi->Instance->DR); |
<> | 144:ef7eb2e8f9f7 | 2723 | UNUSED(tmpreg); /* To avoid GCC warning */ |
<> | 144:ef7eb2e8f9f7 | 2724 | } |
<> | 144:ef7eb2e8f9f7 | 2725 | |
<> | 144:ef7eb2e8f9f7 | 2726 | if(Timeout != HAL_MAX_DELAY) |
<> | 144:ef7eb2e8f9f7 | 2727 | { |
<> | 144:ef7eb2e8f9f7 | 2728 | if((Timeout == 0) || ((HAL_GetTick()-tickstart) >= Timeout)) |
<> | 144:ef7eb2e8f9f7 | 2729 | { |
<> | 144:ef7eb2e8f9f7 | 2730 | /* Disable the SPI and reset the CRC: the CRC value should be cleared |
<> | 144:ef7eb2e8f9f7 | 2731 | on both master and slave sides in order to resynchronize the master |
<> | 144:ef7eb2e8f9f7 | 2732 | and slave for their respective CRC calculation */ |
<> | 144:ef7eb2e8f9f7 | 2733 | |
<> | 144:ef7eb2e8f9f7 | 2734 | /* Disable TXE, RXNE and ERR interrupts for the interrupt process */ |
<> | 144:ef7eb2e8f9f7 | 2735 | __HAL_SPI_DISABLE_IT(hspi, (SPI_IT_TXE | SPI_IT_RXNE | SPI_IT_ERR)); |
<> | 144:ef7eb2e8f9f7 | 2736 | |
<> | 144:ef7eb2e8f9f7 | 2737 | if((hspi->Init.Mode == SPI_MODE_MASTER)&&((hspi->Init.Direction == SPI_DIRECTION_1LINE)||(hspi->Init.Direction == SPI_DIRECTION_2LINES_RXONLY))) |
<> | 144:ef7eb2e8f9f7 | 2738 | { |
<> | 144:ef7eb2e8f9f7 | 2739 | /* Disable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 2740 | __HAL_SPI_DISABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 2741 | } |
<> | 144:ef7eb2e8f9f7 | 2742 | |
<> | 144:ef7eb2e8f9f7 | 2743 | /* Reset CRC Calculation */ |
<> | 144:ef7eb2e8f9f7 | 2744 | if(hspi->Init.CRCCalculation == SPI_CRCCALCULATION_ENABLE) |
<> | 144:ef7eb2e8f9f7 | 2745 | { |
<> | 144:ef7eb2e8f9f7 | 2746 | SPI_RESET_CRC(hspi); |
<> | 144:ef7eb2e8f9f7 | 2747 | } |
<> | 144:ef7eb2e8f9f7 | 2748 | |
<> | 144:ef7eb2e8f9f7 | 2749 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2750 | |
<> | 144:ef7eb2e8f9f7 | 2751 | /* Process Unlocked */ |
<> | 144:ef7eb2e8f9f7 | 2752 | __HAL_UNLOCK(hspi); |
<> | 144:ef7eb2e8f9f7 | 2753 | |
<> | 144:ef7eb2e8f9f7 | 2754 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 2755 | } |
<> | 144:ef7eb2e8f9f7 | 2756 | } |
<> | 144:ef7eb2e8f9f7 | 2757 | } |
<> | 144:ef7eb2e8f9f7 | 2758 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 2759 | } |
<> | 144:ef7eb2e8f9f7 | 2760 | |
<> | 144:ef7eb2e8f9f7 | 2761 | /** |
<> | 144:ef7eb2e8f9f7 | 2762 | * @brief Handle the check of the RX transaction complete. |
<> | 144:ef7eb2e8f9f7 | 2763 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2764 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2765 | * @param Timeout : Timeout duration |
<> | 144:ef7eb2e8f9f7 | 2766 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2767 | */ |
<> | 144:ef7eb2e8f9f7 | 2768 | static HAL_StatusTypeDef SPI_EndRxTransaction(SPI_HandleTypeDef *hspi, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 2769 | { |
<> | 144:ef7eb2e8f9f7 | 2770 | if((hspi->Init.Mode == SPI_MODE_MASTER)&&((hspi->Init.Direction == SPI_DIRECTION_1LINE)||(hspi->Init.Direction == SPI_DIRECTION_2LINES_RXONLY))) |
<> | 144:ef7eb2e8f9f7 | 2771 | { |
<> | 144:ef7eb2e8f9f7 | 2772 | /* Disable SPI peripheral */ |
<> | 144:ef7eb2e8f9f7 | 2773 | __HAL_SPI_DISABLE(hspi); |
<> | 144:ef7eb2e8f9f7 | 2774 | } |
<> | 144:ef7eb2e8f9f7 | 2775 | |
<> | 144:ef7eb2e8f9f7 | 2776 | /* Control the BSY flag */ |
<> | 144:ef7eb2e8f9f7 | 2777 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_BSY, RESET, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2778 | { |
<> | 144:ef7eb2e8f9f7 | 2779 | hspi->ErrorCode |= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2780 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 2781 | } |
<> | 144:ef7eb2e8f9f7 | 2782 | |
<> | 144:ef7eb2e8f9f7 | 2783 | if((hspi->Init.Mode == SPI_MODE_MASTER)&&((hspi->Init.Direction == SPI_DIRECTION_1LINE)||(hspi->Init.Direction == SPI_DIRECTION_2LINES_RXONLY))) |
<> | 144:ef7eb2e8f9f7 | 2784 | { |
<> | 144:ef7eb2e8f9f7 | 2785 | /* Empty the FRLVL fifo */ |
<> | 144:ef7eb2e8f9f7 | 2786 | if(SPI_WaitFifoStateUntilTimeout(hspi, SPI_FLAG_FRLVL, SPI_FRLVL_EMPTY, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2787 | { |
<> | 144:ef7eb2e8f9f7 | 2788 | hspi->ErrorCode |= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2789 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 2790 | } |
<> | 144:ef7eb2e8f9f7 | 2791 | } |
<> | 144:ef7eb2e8f9f7 | 2792 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 2793 | } |
<> | 144:ef7eb2e8f9f7 | 2794 | |
<> | 144:ef7eb2e8f9f7 | 2795 | /** |
<> | 144:ef7eb2e8f9f7 | 2796 | * @brief Handle the check of the RXTX or TX transaction complete. |
<> | 144:ef7eb2e8f9f7 | 2797 | * @param hspi: SPI handle |
<> | 144:ef7eb2e8f9f7 | 2798 | * @param Timeout : Timeout duration |
<> | 144:ef7eb2e8f9f7 | 2799 | */ |
<> | 144:ef7eb2e8f9f7 | 2800 | static HAL_StatusTypeDef SPI_EndRxTxTransaction(SPI_HandleTypeDef *hspi, uint32_t Timeout) |
<> | 144:ef7eb2e8f9f7 | 2801 | { |
<> | 144:ef7eb2e8f9f7 | 2802 | /* Procedure to check the transaction complete */ |
<> | 144:ef7eb2e8f9f7 | 2803 | if(SPI_WaitFifoStateUntilTimeout(hspi, SPI_FLAG_FTLVL, SPI_FTLVL_EMPTY, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2804 | { |
<> | 144:ef7eb2e8f9f7 | 2805 | hspi->ErrorCode |= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2806 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 2807 | } |
<> | 144:ef7eb2e8f9f7 | 2808 | if(SPI_WaitFifoStateUntilTimeout(hspi, SPI_FLAG_FRLVL, SPI_FRLVL_EMPTY, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2809 | { |
<> | 144:ef7eb2e8f9f7 | 2810 | hspi->ErrorCode |= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2811 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 2812 | } |
<> | 144:ef7eb2e8f9f7 | 2813 | /* Control the BSY flag */ |
<> | 144:ef7eb2e8f9f7 | 2814 | if(SPI_WaitFlagStateUntilTimeout(hspi, SPI_FLAG_BSY, RESET, Timeout) != HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2815 | { |
<> | 144:ef7eb2e8f9f7 | 2816 | hspi->ErrorCode |= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2817 | return HAL_TIMEOUT; |
<> | 144:ef7eb2e8f9f7 | 2818 | } |
<> | 144:ef7eb2e8f9f7 | 2819 | return HAL_OK; |
<> | 144:ef7eb2e8f9f7 | 2820 | } |
<> | 144:ef7eb2e8f9f7 | 2821 | |
<> | 144:ef7eb2e8f9f7 | 2822 | /** |
<> | 144:ef7eb2e8f9f7 | 2823 | * @brief Handle the end of the RXTX transaction. |
<> | 144:ef7eb2e8f9f7 | 2824 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2825 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2826 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2827 | */ |
<> | 144:ef7eb2e8f9f7 | 2828 | static void SPI_CloseRxTx_ISR(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2829 | { |
<> | 144:ef7eb2e8f9f7 | 2830 | /* Disable ERR interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2831 | __HAL_SPI_DISABLE_IT(hspi, SPI_IT_ERR); |
<> | 144:ef7eb2e8f9f7 | 2832 | |
<> | 144:ef7eb2e8f9f7 | 2833 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 2834 | if(SPI_EndRxTxTransaction(hspi,SPI_DEFAULT_TIMEOUT)!=HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2835 | { |
<> | 144:ef7eb2e8f9f7 | 2836 | hspi->ErrorCode|= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2837 | } |
<> | 144:ef7eb2e8f9f7 | 2838 | |
<> | 144:ef7eb2e8f9f7 | 2839 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2840 | /* Check if CRC error occurred */ |
<> | 144:ef7eb2e8f9f7 | 2841 | if(__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_CRCERR) != RESET) |
<> | 144:ef7eb2e8f9f7 | 2842 | { |
<> | 144:ef7eb2e8f9f7 | 2843 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2844 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 2845 | __HAL_SPI_CLEAR_CRCERRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 2846 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2847 | } |
<> | 144:ef7eb2e8f9f7 | 2848 | else |
<> | 144:ef7eb2e8f9f7 | 2849 | { |
<> | 144:ef7eb2e8f9f7 | 2850 | #endif |
<> | 144:ef7eb2e8f9f7 | 2851 | if(hspi->ErrorCode == HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 2852 | { |
<> | 144:ef7eb2e8f9f7 | 2853 | if(hspi->State == HAL_SPI_STATE_BUSY_RX) |
<> | 144:ef7eb2e8f9f7 | 2854 | { |
<> | 144:ef7eb2e8f9f7 | 2855 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2856 | HAL_SPI_RxCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2857 | } |
<> | 144:ef7eb2e8f9f7 | 2858 | else |
<> | 144:ef7eb2e8f9f7 | 2859 | { |
<> | 144:ef7eb2e8f9f7 | 2860 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2861 | HAL_SPI_TxRxCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2862 | } |
<> | 144:ef7eb2e8f9f7 | 2863 | } |
<> | 144:ef7eb2e8f9f7 | 2864 | else |
<> | 144:ef7eb2e8f9f7 | 2865 | { |
<> | 144:ef7eb2e8f9f7 | 2866 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2867 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2868 | } |
<> | 144:ef7eb2e8f9f7 | 2869 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2870 | } |
<> | 144:ef7eb2e8f9f7 | 2871 | #endif |
<> | 144:ef7eb2e8f9f7 | 2872 | } |
<> | 144:ef7eb2e8f9f7 | 2873 | |
<> | 144:ef7eb2e8f9f7 | 2874 | /** |
<> | 144:ef7eb2e8f9f7 | 2875 | * @brief Handle the end of the RX transaction. |
<> | 144:ef7eb2e8f9f7 | 2876 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2877 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2878 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2879 | */ |
<> | 144:ef7eb2e8f9f7 | 2880 | static void SPI_CloseRx_ISR(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2881 | { |
<> | 144:ef7eb2e8f9f7 | 2882 | /* Disable RXNE and ERR interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2883 | __HAL_SPI_DISABLE_IT(hspi, (SPI_IT_RXNE | SPI_IT_ERR)); |
<> | 144:ef7eb2e8f9f7 | 2884 | |
<> | 144:ef7eb2e8f9f7 | 2885 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 2886 | if(SPI_EndRxTransaction(hspi,SPI_DEFAULT_TIMEOUT)!=HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2887 | { |
<> | 144:ef7eb2e8f9f7 | 2888 | hspi->ErrorCode|= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2889 | } |
<> | 144:ef7eb2e8f9f7 | 2890 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2891 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2892 | /* Check if CRC error occurred */ |
<> | 144:ef7eb2e8f9f7 | 2893 | if(__HAL_SPI_GET_FLAG(hspi, SPI_FLAG_CRCERR) != RESET) |
<> | 144:ef7eb2e8f9f7 | 2894 | { |
<> | 144:ef7eb2e8f9f7 | 2895 | hspi->ErrorCode|= HAL_SPI_ERROR_CRC; |
<> | 144:ef7eb2e8f9f7 | 2896 | __HAL_SPI_CLEAR_CRCERRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 2897 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2898 | } |
<> | 144:ef7eb2e8f9f7 | 2899 | else |
<> | 144:ef7eb2e8f9f7 | 2900 | { |
<> | 144:ef7eb2e8f9f7 | 2901 | #endif |
<> | 144:ef7eb2e8f9f7 | 2902 | if(hspi->ErrorCode == HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 2903 | { |
<> | 144:ef7eb2e8f9f7 | 2904 | HAL_SPI_RxCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2905 | } |
<> | 144:ef7eb2e8f9f7 | 2906 | else |
<> | 144:ef7eb2e8f9f7 | 2907 | { |
<> | 144:ef7eb2e8f9f7 | 2908 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2909 | } |
<> | 144:ef7eb2e8f9f7 | 2910 | #if (USE_SPI_CRC != 0U) |
<> | 144:ef7eb2e8f9f7 | 2911 | } |
<> | 144:ef7eb2e8f9f7 | 2912 | #endif |
<> | 144:ef7eb2e8f9f7 | 2913 | } |
<> | 144:ef7eb2e8f9f7 | 2914 | |
<> | 144:ef7eb2e8f9f7 | 2915 | /** |
<> | 144:ef7eb2e8f9f7 | 2916 | * @brief Handle the end of the TX transaction. |
<> | 144:ef7eb2e8f9f7 | 2917 | * @param hspi: pointer to a SPI_HandleTypeDef structure that contains |
<> | 144:ef7eb2e8f9f7 | 2918 | * the configuration information for SPI module. |
<> | 144:ef7eb2e8f9f7 | 2919 | * @retval None |
<> | 144:ef7eb2e8f9f7 | 2920 | */ |
<> | 144:ef7eb2e8f9f7 | 2921 | static void SPI_CloseTx_ISR(SPI_HandleTypeDef *hspi) |
<> | 144:ef7eb2e8f9f7 | 2922 | { |
<> | 144:ef7eb2e8f9f7 | 2923 | /* Disable TXE and ERR interrupt */ |
<> | 144:ef7eb2e8f9f7 | 2924 | __HAL_SPI_DISABLE_IT(hspi, (SPI_IT_TXE | SPI_IT_ERR)); |
<> | 144:ef7eb2e8f9f7 | 2925 | |
<> | 144:ef7eb2e8f9f7 | 2926 | /* Check the end of the transaction */ |
<> | 144:ef7eb2e8f9f7 | 2927 | if(SPI_EndRxTxTransaction(hspi,SPI_DEFAULT_TIMEOUT)!=HAL_OK) |
<> | 144:ef7eb2e8f9f7 | 2928 | { |
<> | 144:ef7eb2e8f9f7 | 2929 | hspi->ErrorCode|= HAL_SPI_ERROR_FLAG; |
<> | 144:ef7eb2e8f9f7 | 2930 | } |
<> | 144:ef7eb2e8f9f7 | 2931 | |
<> | 144:ef7eb2e8f9f7 | 2932 | /* Clear overrun flag in 2 Lines communication mode because received is not read */ |
<> | 144:ef7eb2e8f9f7 | 2933 | if(hspi->Init.Direction == SPI_DIRECTION_2LINES) |
<> | 144:ef7eb2e8f9f7 | 2934 | { |
<> | 144:ef7eb2e8f9f7 | 2935 | __HAL_SPI_CLEAR_OVRFLAG(hspi); |
<> | 144:ef7eb2e8f9f7 | 2936 | } |
<> | 144:ef7eb2e8f9f7 | 2937 | |
<> | 144:ef7eb2e8f9f7 | 2938 | hspi->State = HAL_SPI_STATE_READY; |
<> | 144:ef7eb2e8f9f7 | 2939 | if(hspi->ErrorCode != HAL_SPI_ERROR_NONE) |
<> | 144:ef7eb2e8f9f7 | 2940 | { |
<> | 144:ef7eb2e8f9f7 | 2941 | HAL_SPI_ErrorCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2942 | } |
<> | 144:ef7eb2e8f9f7 | 2943 | else |
<> | 144:ef7eb2e8f9f7 | 2944 | { |
<> | 144:ef7eb2e8f9f7 | 2945 | HAL_SPI_TxCpltCallback(hspi); |
<> | 144:ef7eb2e8f9f7 | 2946 | } |
<> | 144:ef7eb2e8f9f7 | 2947 | } |
<> | 144:ef7eb2e8f9f7 | 2948 | |
<> | 144:ef7eb2e8f9f7 | 2949 | /** |
<> | 144:ef7eb2e8f9f7 | 2950 | * @} |
<> | 144:ef7eb2e8f9f7 | 2951 | */ |
<> | 144:ef7eb2e8f9f7 | 2952 | |
<> | 144:ef7eb2e8f9f7 | 2953 | #endif /* HAL_SPI_MODULE_ENABLED */ |
<> | 144:ef7eb2e8f9f7 | 2954 | |
<> | 144:ef7eb2e8f9f7 | 2955 | /** |
<> | 144:ef7eb2e8f9f7 | 2956 | * @} |
<> | 144:ef7eb2e8f9f7 | 2957 | */ |
<> | 144:ef7eb2e8f9f7 | 2958 | |
<> | 144:ef7eb2e8f9f7 | 2959 | /** |
<> | 144:ef7eb2e8f9f7 | 2960 | * @} |
<> | 144:ef7eb2e8f9f7 | 2961 | */ |
<> | 144:ef7eb2e8f9f7 | 2962 | |
<> | 144:ef7eb2e8f9f7 | 2963 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |