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Diffstat (limited to 'c/src/lib/libbsp/arm/stm32f4x/hal/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h')
| -rw-r--r-- | c/src/lib/libbsp/arm/stm32f4x/hal/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h | 575 |
1 files changed, 575 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/arm/stm32f4x/hal/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h b/c/src/lib/libbsp/arm/stm32f4x/hal/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h new file mode 100644 index 0000000000..fe2279e5dd --- /dev/null +++ b/c/src/lib/libbsp/arm/stm32f4x/hal/STM32F4xx_HAL_Driver/Inc/stm32f4xx_hal_spi.h @@ -0,0 +1,575 @@ +/** + ****************************************************************************** + * @file stm32f4xx_hal_spi.h + * @author MCD Application Team + * @version V1.4.0 + * @date 14-August-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 __STM32F4xx_HAL_SPI_H +#define __STM32F4xx_HAL_SPI_H + +#ifdef __cplusplus + extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f4xx_hal_def.h" + +/** @addtogroup STM32F4xx_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_Error_Code SPI Error Code + * @brief SPI Error Code + * @{ + */ +#define HAL_SPI_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */ +#define HAL_SPI_ERROR_MODF ((uint32_t)0x00000001) /*!< MODF error */ +#define HAL_SPI_ERROR_CRC ((uint32_t)0x00000002) /*!< CRC error */ +#define HAL_SPI_ERROR_OVR ((uint32_t)0x00000004) /*!< OVR error */ +#define HAL_SPI_ERROR_FRE ((uint32_t)0x00000008) /*!< FRE error */ +#define HAL_SPI_ERROR_DMA ((uint32_t)0x00000010) /*!< DMA transfer error */ +#define HAL_SPI_ERROR_FLAG ((uint32_t)0x00000020) /*!< 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)0x00040000) +/** + * @} + */ + +/** @defgroup SPI_BaudRate_Prescaler SPI BaudRate Prescaler + * @{ + */ +#define SPI_BAUDRATEPRESCALER_2 ((uint32_t)0x00000000) +#define SPI_BAUDRATEPRESCALER_4 ((uint32_t)0x00000008) +#define SPI_BAUDRATEPRESCALER_8 ((uint32_t)0x00000010) +#define SPI_BAUDRATEPRESCALER_16 ((uint32_t)0x00000018) +#define SPI_BAUDRATEPRESCALER_32 ((uint32_t)0x00000020) +#define SPI_BAUDRATEPRESCALER_64 ((uint32_t)0x00000028) +#define SPI_BAUDRATEPRESCALER_128 ((uint32_t)0x00000030) +#define SPI_BAUDRATEPRESCALER_256 ((uint32_t)0x00000038) +/** + * @} + */ + +/** @defgroup SPI_MSB_LSB_transmission SPI MSB LSB Transsmission + * @{ + */ +#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_definition SPI Interrupt Definition + * @{ + */ +#define SPI_IT_TXE SPI_CR2_TXEIE +#define SPI_IT_RXNE SPI_CR2_RXNEIE +#define SPI_IT_ERR SPI_CR2_ERRIE +/** + * @} + */ + +/** @defgroup SPI_Flags_definition SPI Flags 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 SPI where x: 1, 2, or 3 to select the SPI peripheral. + * @retval None + */ +#define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SPI_STATE_RESET) + +/** @brief Enable or disable the specified SPI interrupts. + * @param __HANDLE__: specifies the SPI handle. + * This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral. + * @param __INTERRUPT__: specifies the interrupt source to enable or 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_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 |= (__INTERRUPT__)) +#define __HAL_SPI_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__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 SPI where x: 1, 2, or 3 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 SPI where x: 1, 2, or 3 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 SPI where x: 1, 2, or 3 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 SPI where x: 1, 2, or 3 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 SPI where x: 1, 2, or 3 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 SPI where x: 1, 2, or 3 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 Enable SPI + * @param __HANDLE__: specifies the SPI Handle. + * @retval None + */ +#define __HAL_SPI_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= SPI_CR1_SPE) + +/** @brief Disable SPI + * @param __HANDLE__: specifies the SPI Handle. + * @retval None + */ +#define __HAL_SPI_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~SPI_CR1_SPE) +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup SPI_Exported_Functions + * @{ + */ + +/** @addtogroup SPI_Exported_Functions_Group1 + * @{ + */ +/* Initialization/de-initialization functions **********************************/ +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); +/** + * @} + */ + +/** @addtogroup SPI_Exported_Functions_Group2 + * @{ + */ +/* I/O operation functions *****************************************************/ +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); +/** + * @} + */ + +/** @addtogroup SPI_Exported_Functions_Group3 + * @{ + */ +/* Peripheral State and Control functions **************************************/ +HAL_SPI_StateTypeDef HAL_SPI_GetState(SPI_HandleTypeDef *hspi); +uint32_t HAL_SPI_GetError(SPI_HandleTypeDef *hspi); + +/** + * @} + */ + +/** + * @} + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @defgroup SPI_Private_Constants SPI Private Constants + * @{ + */ +/** + * @} + */ + +/* Private macros ------------------------------------------------------------*/ +/** @defgroup SPI_Private_Macros SPI Private Macros + * @{ + */ + +#define IS_SPI_MODE(MODE) (((MODE) == SPI_MODE_SLAVE) || \ + ((MODE) == SPI_MODE_MASTER)) + + +#define IS_SPI_DIRECTION_MODE(MODE) (((MODE) == SPI_DIRECTION_2LINES) || \ + ((MODE) == SPI_DIRECTION_2LINES_RXONLY) || \ + ((MODE) == SPI_DIRECTION_1LINE)) + +#define IS_SPI_DIRECTION_2LINES_OR_1LINE(MODE) (((MODE) == SPI_DIRECTION_2LINES) || \ + ((MODE) == SPI_DIRECTION_1LINE)) + +#define IS_SPI_DIRECTION_2LINES(MODE) ((MODE) == SPI_DIRECTION_2LINES) + +#define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DATASIZE_16BIT) || \ + ((DATASIZE) == SPI_DATASIZE_8BIT)) + +#define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_POLARITY_LOW) || \ + ((CPOL) == SPI_POLARITY_HIGH)) + +#define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_PHASE_1EDGE) || \ + ((CPHA) == SPI_PHASE_2EDGE)) + +#define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_SOFT) || \ + ((NSS) == SPI_NSS_HARD_INPUT) || \ + ((NSS) == SPI_NSS_HARD_OUTPUT)) + +#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)) + +#define IS_SPI_FIRST_BIT(BIT) (((BIT) == SPI_FIRSTBIT_MSB) || \ + ((BIT) == SPI_FIRSTBIT_LSB)) + +#define IS_SPI_TIMODE(MODE) (((MODE) == SPI_TIMODE_DISABLE) || \ + ((MODE) == SPI_TIMODE_ENABLE)) + +#define IS_SPI_CRC_CALCULATION(CALCULATION) (((CALCULATION) == SPI_CRCCALCULATION_DISABLE) || \ + ((CALCULATION) == SPI_CRCCALCULATION_ENABLE)) + +#define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) (((POLYNOMIAL) >= 0x1) && ((POLYNOMIAL) <= 0xFFFF)) + +#define SPI_1LINE_TX(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= SPI_CR1_BIDIOE) + +#define SPI_1LINE_RX(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= ~SPI_CR1_BIDIOE) + +#define SPI_RESET_CRC(__HANDLE__) do{(__HANDLE__)->Instance->CR1 &= (~SPI_CR1_CRCEN);\ + (__HANDLE__)->Instance->CR1 |= SPI_CR1_CRCEN;}while(0) +/** + * @} + */ + +/* Private functions ---------------------------------------------------------*/ +/** @defgroup SPI_Private_Functions SPI Private Functions + * @{ + */ + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + + +#ifdef __cplusplus +} +#endif + +#endif /* __STM32F4xx_HAL_SPI_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |