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TARGET_NUCLEO_L053R8/stm32l0xx_hal_spi.h
- Committer:
- Kojto
- Date:
- 2015-03-17
- Revision:
- 96:487b796308b0
- Parent:
- 92:4fc01daae5a5
- Child:
- 119:aae6fcc7d9bb
File content as of revision 96:487b796308b0:
/** ****************************************************************************** * @file stm32l0xx_hal_spi.h * @author MCD Application Team * @version V1.2.0 * @date 06-February-2015 * @brief Header file of SPI HAL module. ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32L0xx_HAL_SPI_H #define __STM32L0xx_HAL_SPI_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32l0xx_hal_def.h" /** @addtogroup STM32L0xx_HAL_Driver * @{ */ /** @addtogroup SPI * @{ */ /* Exported types ------------------------------------------------------------*/ /** @defgroup SPI_Exported_Types SPI Exported Types * @{ */ /** * @brief SPI Configuration Structure definition */ typedef struct { uint32_t Mode; /*!< Specifies the SPI operating mode. This parameter can be a value of @ref SPI_mode */ uint32_t Direction; /*!< Specifies the SPI Directional mode state. This parameter can be a value of @ref SPI_Direction_mode */ uint32_t DataSize; /*!< Specifies the SPI data size. This parameter can be a value of @ref SPI_data_size */ uint32_t CLKPolarity; /*!< Specifies the serial clock steady state. This parameter can be a value of @ref SPI_Clock_Polarity */ uint32_t CLKPhase; /*!< Specifies the clock active edge for the bit capture. This parameter can be a value of @ref SPI_Clock_Phase */ uint32_t NSS; /*!< Specifies whether the NSS signal is managed by hardware (NSS pin) or by software using the SSI bit. This parameter can be a value of @ref SPI_Slave_Select_management */ uint32_t BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be used to configure the transmit and receive SCK clock. This parameter can be a value of @ref SPI_BaudRate_Prescaler @note The communication clock is derived from the master clock. The slave clock does not need to be set */ uint32_t FirstBit; /*!< Specifies whether data transfers start from MSB or LSB bit. This parameter can be a value of @ref SPI_MSB_LSB_transmission */ uint32_t TIMode; /*!< Specifies if the TI mode is enabled or not. This parameter can be a value of @ref SPI_TI_mode */ uint32_t CRCCalculation; /*!< Specifies if the CRC calculation is enabled or not. This parameter can be a value of @ref SPI_CRC_Calculation */ uint32_t CRCPolynomial; /*!< Specifies the polynomial used for the CRC calculation. This parameter must be a number between Min_Data = 0 and Max_Data = 65535 */ }SPI_InitTypeDef; /** * @brief HAL SPI State structure definition */ typedef enum { HAL_SPI_STATE_RESET = 0x00, /*!< SPI not yet initialized or disabled */ HAL_SPI_STATE_READY = 0x01, /*!< SPI initialized and ready for use */ HAL_SPI_STATE_BUSY = 0x02, /*!< SPI process is ongoing */ HAL_SPI_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */ HAL_SPI_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */ HAL_SPI_STATE_BUSY_TX_RX = 0x32, /*!< Data Transmission and Reception process is ongoing */ HAL_SPI_STATE_ERROR = 0x03 /*!< SPI error state */ }HAL_SPI_StateTypeDef; /** * @brief SPI handle Structure definition */ typedef struct __SPI_HandleTypeDef { SPI_TypeDef *Instance; /*!< SPI registers base address */ SPI_InitTypeDef Init; /*!< SPI communication parameters */ uint8_t *pTxBuffPtr; /*!< Pointer to SPI Tx transfer Buffer */ uint16_t TxXferSize; /*!< SPI Tx transfer size */ uint16_t TxXferCount; /*!< SPI Tx Transfer Counter */ uint8_t *pRxBuffPtr; /*!< Pointer to SPI Rx transfer Buffer */ uint16_t RxXferSize; /*!< SPI Rx transfer size */ uint16_t RxXferCount; /*!< SPI Rx Transfer Counter */ DMA_HandleTypeDef *hdmatx; /*!< SPI Tx DMA handle parameters */ DMA_HandleTypeDef *hdmarx; /*!< SPI Rx DMA handle parameters */ void (*RxISR)(struct __SPI_HandleTypeDef * hspi); /*!< function pointer on Rx ISR */ void (*TxISR)(struct __SPI_HandleTypeDef * hspi); /*!< function pointer on Tx ISR */ HAL_LockTypeDef Lock; /*!< SPI locking object */ __IO HAL_SPI_StateTypeDef State; /*!< SPI communication state */ __IO uint32_t ErrorCode; /*!< SPI Error code */ }SPI_HandleTypeDef; /** * @} */ /* Exported constants --------------------------------------------------------*/ /** @defgroup SPI_Exported_Constants SPI Exported Constants * @{ */ /** * @defgroup SPI_ErrorCode SPI Error Code * @{ */ #define HAL_SPI_ERROR_NONE ((uint32_t)0x00) /*!< No error */ #define HAL_SPI_ERROR_MODF ((uint32_t)0x01) /*!< MODF error */ #define HAL_SPI_ERROR_CRC ((uint32_t)0x02) /*!< CRC error */ #define HAL_SPI_ERROR_OVR ((uint32_t)0x04) /*!< OVR error */ #define HAL_SPI_ERROR_FRE ((uint32_t)0x08) /*!< FRE error */ #define HAL_SPI_ERROR_DMA ((uint32_t)0x10) /*!< DMA transfer error */ #define HAL_SPI_ERROR_FLAG ((uint32_t)0x20) /*!< Flag: RXNE,TXE, BSY */ /** * @} */ /** @defgroup SPI_mode SPI mode * @{ */ #define SPI_MODE_SLAVE ((uint32_t)0x00000000) #define SPI_MODE_MASTER (SPI_CR1_MSTR | SPI_CR1_SSI) /** * @} */ /** @defgroup SPI_Direction_mode SPI Direction mode * @{ */ #define SPI_DIRECTION_2LINES ((uint32_t)0x00000000) #define SPI_DIRECTION_2LINES_RXONLY SPI_CR1_RXONLY #define SPI_DIRECTION_1LINE SPI_CR1_BIDIMODE /** * @} */ /** @defgroup SPI_data_size SPI data size * @{ */ #define SPI_DATASIZE_8BIT ((uint32_t)0x00000000) #define SPI_DATASIZE_16BIT SPI_CR1_DFF /** * @} */ /** @defgroup SPI_Clock_Polarity SPI Clock Polarity * @{ */ #define SPI_POLARITY_LOW ((uint32_t)0x00000000) #define SPI_POLARITY_HIGH SPI_CR1_CPOL /** * @} */ /** @defgroup SPI_Clock_Phase SPI Clock Phase * @{ */ #define SPI_PHASE_1EDGE ((uint32_t)0x00000000) #define SPI_PHASE_2EDGE SPI_CR1_CPHA /** * @} */ /** @defgroup SPI_Slave_Select_management SPI Slave Select management * @{ */ #define SPI_NSS_SOFT SPI_CR1_SSM #define SPI_NSS_HARD_INPUT ((uint32_t)0x00000000) #define SPI_NSS_HARD_OUTPUT ((uint32_t)(SPI_CR2_SSOE << 16)) /** * @} */ /** @defgroup SPI_BaudRate_Prescaler SPI BaudRate Prescaler * @{ */ #define SPI_BAUDRATEPRESCALER_2 ((uint32_t)0x00000000) #define SPI_BAUDRATEPRESCALER_4 ((uint32_t)SPI_CR1_BR_0) #define SPI_BAUDRATEPRESCALER_8 ((uint32_t)SPI_CR1_BR_1) #define SPI_BAUDRATEPRESCALER_16 ((uint32_t)SPI_CR1_BR_1 | SPI_CR1_BR_0) #define SPI_BAUDRATEPRESCALER_32 ((uint32_t)SPI_CR1_BR_2) #define SPI_BAUDRATEPRESCALER_64 ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_0) #define SPI_BAUDRATEPRESCALER_128 ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_1) #define SPI_BAUDRATEPRESCALER_256 ((uint32_t)SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0) /** * @} */ /** @defgroup SPI_MSB_LSB_transmission SPI MSB LSB transmission * @{ */ #define SPI_FIRSTBIT_MSB ((uint32_t)0x00000000) #define SPI_FIRSTBIT_LSB SPI_CR1_LSBFIRST /** * @} */ /** @defgroup SPI_TI_mode SPI TI mode * @{ */ #define SPI_TIMODE_DISABLE ((uint32_t)0x00000000) #define SPI_TIMODE_ENABLE SPI_CR2_FRF /** * @} */ /** @defgroup SPI_CRC_Calculation SPI CRC Calculation * @{ */ #define SPI_CRCCALCULATION_DISABLE ((uint32_t)0x00000000) #define SPI_CRCCALCULATION_ENABLE SPI_CR1_CRCEN /** * @} */ /** @defgroup SPI_Interrupt_configuration_definition SPI Interrupt configuration definition * @{ */ #define SPI_IT_TXE SPI_CR2_TXEIE #define SPI_IT_RXNE SPI_CR2_RXNEIE #define SPI_IT_ERR SPI_CR2_ERRIE /** * @} */ /** @defgroup SPI_Flag_definition SPI Flag definition * @{ */ #define SPI_FLAG_RXNE SPI_SR_RXNE #define SPI_FLAG_TXE SPI_SR_TXE #define SPI_FLAG_CRCERR SPI_SR_CRCERR #define SPI_FLAG_MODF SPI_SR_MODF #define SPI_FLAG_OVR SPI_SR_OVR #define SPI_FLAG_BSY SPI_SR_BSY #define SPI_FLAG_FRE SPI_SR_FRE /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /** @defgroup SPI_Exported_Macros SPI Exported Macros * @{ */ /** @brief Reset SPI handle state * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SPI_STATE_RESET) /** @brief Enable the specified SPI interrupts. * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @param __INTERRUPT__: specifies the interrupt source to enable. * This parameter can be one of the following values: * @arg SPI_IT_TXE: Tx buffer empty interrupt enable * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable * @arg SPI_IT_ERR: Error interrupt enable * @retval None */ #define __HAL_SPI_ENABLE_IT(__HANDLE__, __INTERRUPT__) SET_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__)) /** @brief Disable the specified SPI interrupts. * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @param __INTERRUPT__: specifies the interrupt source to disable. * This parameter can be one of the following values: * @arg SPI_IT_TXE: Tx buffer empty interrupt enable * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable * @arg SPI_IT_ERR: Error interrupt enable * @retval None */ #define __HAL_SPI_DISABLE_IT(__HANDLE__, __INTERRUPT__) CLEAR_BIT((__HANDLE__)->Instance->CR2, (__INTERRUPT__)) /** @brief Check if the specified SPI interrupt source is enabled or disabled. * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @param __INTERRUPT__: specifies the SPI interrupt source to check. * This parameter can be one of the following values: * @arg SPI_IT_TXE: Tx buffer empty interrupt enable * @arg SPI_IT_RXNE: RX buffer not empty interrupt enable * @arg SPI_IT_ERR: Error interrupt enable * @retval The new state of __IT__ (TRUE or FALSE). */ #define __HAL_SPI_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) /** @brief Check whether the specified SPI flag is set or not. * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @param __FLAG__: specifies the flag to check. * This parameter can be one of the following values: * @arg SPI_FLAG_RXNE: Receive buffer not empty flag * @arg SPI_FLAG_TXE: Transmit buffer empty flag * @arg SPI_FLAG_CRCERR: CRC error flag * @arg SPI_FLAG_MODF: Mode fault flag * @arg SPI_FLAG_OVR: Overrun flag * @arg SPI_FLAG_BSY: Busy flag * @arg SPI_FLAG_FRE: Frame format error flag * @retval The new state of __FLAG__ (TRUE or FALSE). */ #define __HAL_SPI_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__)) /** @brief Clear the SPI CRCERR pending flag. * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define __HAL_SPI_CLEAR_CRCERRFLAG(__HANDLE__) ((__HANDLE__)->Instance->SR = ~(SPI_FLAG_CRCERR)) /** @brief Clear the SPI MODF pending flag. * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define __HAL_SPI_CLEAR_MODFFLAG(__HANDLE__) \ do{ \ __IO uint32_t tmpreg; \ tmpreg = (__HANDLE__)->Instance->SR; \ (__HANDLE__)->Instance->CR1 &= (~SPI_CR1_SPE); \ UNUSED(tmpreg); \ } while(0) /** @brief Clear the SPI OVR pending flag. * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define __HAL_SPI_CLEAR_OVRFLAG(__HANDLE__) \ do{ \ __IO uint32_t tmpreg; \ tmpreg = (__HANDLE__)->Instance->DR; \ tmpreg = (__HANDLE__)->Instance->SR; \ UNUSED(tmpreg); \ } while(0) /** @brief Clear the SPI FRE pending flag. * @param __HANDLE__: specifies the SPI handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define __HAL_SPI_CLEAR_FREFLAG(__HANDLE__) \ do{ \ __IO uint32_t tmpreg; \ tmpreg = (__HANDLE__)->Instance->SR; \ UNUSED(tmpreg); \ } while(0) /** @brief Enables the SPI. * @param __HANDLE__: specifies the SPI Handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define __HAL_SPI_ENABLE(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE) /** @brief Disables the SPI. * @param __HANDLE__: specifies the SPI Handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define __HAL_SPI_DISABLE(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE) /** * @} */ /* Private macros -----------------------------------------------------------*/ /** @defgroup SPI_Private_Macros SPI Private Macros * @{ */ /** @brief Checks if SPI Mode parameter is in allowed range. * @param __MODE__: specifies the SPI Mode. * This parameter can be a value of @ref SPI_mode * @retval None */ #define IS_SPI_MODE(__MODE__) (((__MODE__) == SPI_MODE_SLAVE) || ((__MODE__) == SPI_MODE_MASTER)) /** @brief Checks if SPI Direction Mode parameter is in allowed range. * @param __MODE__: specifies the SPI Direction Mode. * This parameter can be a value of @ref SPI_Direction_mode * @retval None */ #define IS_SPI_DIRECTION_MODE(__MODE__) (((__MODE__) == SPI_DIRECTION_2LINES) || \ ((__MODE__) == SPI_DIRECTION_2LINES_RXONLY) || \ ((__MODE__) == SPI_DIRECTION_1LINE)) /** @brief Checks if SPI Direction Mode parameter is 1 or 2 lines. * @param __MODE__: specifies the SPI Direction Mode. * @retval None */ #define IS_SPI_DIRECTION_2LINES_OR_1LINE(__MODE__) (((__MODE__) == SPI_DIRECTION_2LINES) || \ ((__MODE__) == SPI_DIRECTION_1LINE)) /** @brief Checks if SPI Direction Mode parameter is 2 lines. * @param __MODE__: specifies the SPI Direction Mode. * @retval None */ #define IS_SPI_DIRECTION_2LINES(__MODE__) ((__MODE__) == SPI_DIRECTION_2LINES) /** @brief Checks if SPI Data Size parameter is in allowed range. * @param __DATASIZE__: specifies the SPI Data Size. * This parameter can be a value of @ref SPI_data_size * @retval None */ #define IS_SPI_DATASIZE(__DATASIZE__) (((__DATASIZE__) == SPI_DATASIZE_16BIT) || \ ((__DATASIZE__) == SPI_DATASIZE_8BIT)) /** @brief Checks if SPI Serial clock steady state parameter is in allowed range. * @param __CPOL__: specifies the SPI serial clock steady state. * This parameter can be a value of @ref SPI_Clock_Polarity * @retval None */ #define IS_SPI_CPOL(__CPOL__) (((__CPOL__) == SPI_POLARITY_LOW) || \ ((__CPOL__) == SPI_POLARITY_HIGH)) /** @brief Checks if SPI Clock Phase parameter is in allowed range. * @param __CPHA__: specifies the SPI Clock Phase. * This parameter can be a value of @ref SPI_Clock_Phase * @retval None */ #define IS_SPI_CPHA(__CPHA__) (((__CPHA__) == SPI_PHASE_1EDGE) || \ ((__CPHA__) == SPI_PHASE_2EDGE)) /** @brief Checks if SPI Slave select parameter is in allowed range. * @param __NSS__: specifies the SPI Slave Slelect management parameter. * This parameter can be a value of @ref SPI_Slave_Select_management * @retval None */ #define IS_SPI_NSS(__NSS__) (((__NSS__) == SPI_NSS_SOFT) || \ ((__NSS__) == SPI_NSS_HARD_INPUT) || \ ((__NSS__) == SPI_NSS_HARD_OUTPUT)) /** @brief Checks if SPI Baudrate prescaler parameter is in allowed range. * @param __PRESCALER__: specifies the SPI Baudrate prescaler. * This parameter can be a value of @ref SPI_BaudRate_Prescaler * @retval None */ #define IS_SPI_BAUDRATE_PRESCALER(__PRESCALER__) (((__PRESCALER__) == SPI_BAUDRATEPRESCALER_2) || \ ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_4) || \ ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_8) || \ ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_16) || \ ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_32) || \ ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_64) || \ ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_128) || \ ((__PRESCALER__) == SPI_BAUDRATEPRESCALER_256)) /** @brief Checks if SPI MSB LSB transmission parameter is in allowed range. * @param __BIT__: specifies the SPI MSB LSB transmission (whether data transfer starts from MSB or LSB bit). * This parameter can be a value of @ref SPI_MSB_LSB_transmission * @retval None */ #define IS_SPI_FIRST_BIT(__BIT__) (((__BIT__) == SPI_FIRSTBIT_MSB) || \ ((__BIT__) == SPI_FIRSTBIT_LSB)) /** @brief Checks if SPI TI mode parameter is in allowed range. * @param __MODE__: specifies the SPI TI mode. * This parameter can be a value of @ref SPI_TI_mode * @retval None */ #define IS_SPI_TIMODE(__MODE__) (((__MODE__) == SPI_TIMODE_DISABLE) || \ ((__MODE__) == SPI_TIMODE_ENABLE)) /** @brief Checks if SPI CRC calculation enabled state is in allowed range. * @param __CALCULATION__: specifies the SPI CRC calculation enable state. * This parameter can be a value of @ref SPI_CRC_Calculation * @retval None */ #define IS_SPI_CRC_CALCULATION(__CALCULATION__) (((__CALCULATION__) == SPI_CRCCALCULATION_DISABLE) || \ ((__CALCULATION__) == SPI_CRCCALCULATION_ENABLE)) /** @brief Checks if SPI polynomial value to be used for the CRC calculation, is in allowed range. * @param __POLYNOMIAL__: specifies the SPI polynomial value to be used for the CRC calculation. * This parameter must be a number between Min_Data = 0 and Max_Data = 65535 * @retval None */ #define IS_SPI_CRC_POLYNOMIAL(__POLYNOMIAL__) (((__POLYNOMIAL__) >= 0x1) && ((__POLYNOMIAL__) <= 0xFFFF)) /** @brief Sets the SPI transmit-only mode. * @param __HANDLE__: specifies the SPI Handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define SPI_1LINE_TX(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE) /** @brief Sets the SPI receive-only mode. * @param __HANDLE__: specifies the SPI Handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define SPI_1LINE_RX(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE) /** @brief Resets the CRC calculation of the SPI. * @param __HANDLE__: specifies the SPI Handle. * This parameter can be SPIx where x: 1 or 2 to select the SPI peripheral. * @retval None */ #define SPI_RESET_CRC(__HANDLE__) do{CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);\ SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);}while(0) /** * @} */ /* Exported functions --------------------------------------------------------*/ /** @addtogroup SPI_Exported_Functions * @{ */ /* Initialization/de-initialization functions **********************************/ /** @addtogroup SPI_Exported_Functions_Group1 * @{ */ HAL_StatusTypeDef HAL_SPI_Init(SPI_HandleTypeDef *hspi); HAL_StatusTypeDef HAL_SPI_DeInit (SPI_HandleTypeDef *hspi); void HAL_SPI_MspInit(SPI_HandleTypeDef *hspi); void HAL_SPI_MspDeInit(SPI_HandleTypeDef *hspi); /** * @} */ /* I/O operation functions *****************************************************/ /** @addtogroup SPI_Exported_Functions_Group2 * @{ */ HAL_StatusTypeDef HAL_SPI_Transmit(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout); HAL_StatusTypeDef HAL_SPI_Receive(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size, uint32_t Timeout); HAL_StatusTypeDef HAL_SPI_TransmitReceive(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size, uint32_t Timeout); HAL_StatusTypeDef HAL_SPI_Transmit_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size); HAL_StatusTypeDef HAL_SPI_Receive_IT(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size); HAL_StatusTypeDef HAL_SPI_TransmitReceive_IT(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size); HAL_StatusTypeDef HAL_SPI_Transmit_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size); HAL_StatusTypeDef HAL_SPI_Receive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pData, uint16_t Size); HAL_StatusTypeDef HAL_SPI_TransmitReceive_DMA(SPI_HandleTypeDef *hspi, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size); HAL_StatusTypeDef HAL_SPI_DMAPause(SPI_HandleTypeDef *hspi); HAL_StatusTypeDef HAL_SPI_DMAResume(SPI_HandleTypeDef *hspi); HAL_StatusTypeDef HAL_SPI_DMAStop(SPI_HandleTypeDef *hspi); void HAL_SPI_IRQHandler(SPI_HandleTypeDef *hspi); void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi); void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi); void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi); void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi); void HAL_SPI_TxHalfCpltCallback(SPI_HandleTypeDef *hspi); void HAL_SPI_RxHalfCpltCallback(SPI_HandleTypeDef *hspi); void HAL_SPI_TxRxHalfCpltCallback(SPI_HandleTypeDef *hspi); /** * @} */ /* Peripheral State and Control functions **************************************/ /** @addtogroup SPI_Exported_Functions_Group3 * @{ */ HAL_SPI_StateTypeDef HAL_SPI_GetState(SPI_HandleTypeDef *hspi); uint32_t HAL_SPI_GetError(SPI_HandleTypeDef *hspi); /** * @} */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32L0xx_HAL_SPI_H */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/