/**+
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  ******************************************************************************+
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  * @file    stm32f4xx_hal_spi.h+
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  * @author  MCD Application Team+
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  * @brief   Header file of SPI HAL module.+
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  ******************************************************************************+
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  * @attention+
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  *+
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  * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>+
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  *+
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  * Redistribution and use in source and binary forms, with or without modification,+
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  * are permitted provided that the following conditions are met:+
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  *   1. Redistributions of source code must retain the above copyright notice,+
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  *      this list of conditions and the following disclaimer.+
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  *   2. Redistributions in binary form must reproduce the above copyright notice,+
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  *      this list of conditions and the following disclaimer in the documentation+
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  *      and/or other materials provided with the distribution.+
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  *   3. Neither the name of STMicroelectronics nor the names of its contributors+
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  *      may be used to endorse or promote products derived from this software+
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  *      without specific prior written permission.+
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  *+
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  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"+
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  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE+
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  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE+
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  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE+
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  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL+
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  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR+
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  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER+
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  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,+
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  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE+
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  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.+
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  *+
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  ******************************************************************************+
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  */+
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+
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/* Define to prevent recursive inclusion -------------------------------------*/+
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#ifndef __STM32F4xx_HAL_SPI_H+
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#define __STM32F4xx_HAL_SPI_H+
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+
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#ifdef __cplusplus+
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 extern "C" {+
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#endif+
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+
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/* Includes ------------------------------------------------------------------*/+
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#include "stm32f4xx_hal_def.h"+
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+
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/** @addtogroup STM32F4xx_HAL_Driver+
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  * @{+
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  */+
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+
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/** @addtogroup SPI+
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  * @{+
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  */+
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+
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/* Exported types ------------------------------------------------------------*/+
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/** @defgroup SPI_Exported_Types SPI Exported Types+
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  * @{+
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  */+
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+
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/**+
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  * @brief  SPI Configuration Structure definition+
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  */+
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typedef struct+
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{+
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  uint32_t Mode;               /*!< Specifies the SPI operating mode.+
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                                     This parameter can be a value of @ref SPI_Mode */+
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+
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  uint32_t Direction;           /*!< Specifies the SPI bidirectional mode state.+
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                                     This parameter can be a value of @ref SPI_Direction */+
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+
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  uint32_t DataSize;           /*!< Specifies the SPI data size.+
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                                     This parameter can be a value of @ref SPI_Data_Size */+
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+
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  uint32_t CLKPolarity;        /*!< Specifies the serial clock steady state.+
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                                    This parameter can be a value of @ref SPI_Clock_Polarity */+
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+
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  uint32_t CLKPhase;           /*!< Specifies the clock active edge for the bit capture.+
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                                    This parameter can be a value of @ref SPI_Clock_Phase */+
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+
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  uint32_t NSS;                /*!< Specifies whether the NSS signal is managed by+
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                                    hardware (NSS pin) or by software using the SSI bit.+
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                                    This parameter can be a value of @ref SPI_Slave_Select_management */+
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+
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  uint32_t BaudRatePrescaler;  /*!< Specifies the Baud Rate prescaler value which will be+
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                                    used to configure the transmit and receive SCK clock.+
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                                    This parameter can be a value of @ref SPI_BaudRate_Prescaler+
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                                    @note The communication clock is derived from the master+
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                                     clock. The slave clock does not need to be set. */+
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+
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  uint32_t FirstBit;           /*!< Specifies whether data transfers start from MSB or LSB bit.+
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                                    This parameter can be a value of @ref SPI_MSB_LSB_transmission */+
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+
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  uint32_t TIMode;             /*!< Specifies if the TI mode is enabled or not.+
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                                    This parameter can be a value of @ref SPI_TI_mode */+
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+
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  uint32_t CRCCalculation;     /*!< Specifies if the CRC calculation is enabled or not.+
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                                    This parameter can be a value of @ref SPI_CRC_Calculation */+
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+
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  uint32_t CRCPolynomial;      /*!< Specifies the polynomial used for the CRC calculation.+
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                                    This parameter must be a number between Min_Data = 0 and Max_Data = 65535 */+
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}SPI_InitTypeDef;+
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+
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/**+
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  * @brief  HAL SPI State structure definition+
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  */+
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typedef enum+
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{+
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  HAL_SPI_STATE_RESET      = 0x00U,    /*!< Peripheral not Initialized                         */+
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  HAL_SPI_STATE_READY      = 0x01U,    /*!< Peripheral Initialized and ready for use           */+
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  HAL_SPI_STATE_BUSY       = 0x02U,    /*!< an internal process is ongoing                     */+
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  HAL_SPI_STATE_BUSY_TX    = 0x03U,    /*!< Data Transmission process is ongoing               */+
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  HAL_SPI_STATE_BUSY_RX    = 0x04U,    /*!< Data Reception process is ongoing                  */+
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  HAL_SPI_STATE_BUSY_TX_RX = 0x05U,    /*!< Data Transmission and Reception process is ongoing */+
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  HAL_SPI_STATE_ERROR      = 0x06U     /*!< SPI error state                                    */+
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}HAL_SPI_StateTypeDef;+
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+
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/**+
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  * @brief  SPI handle Structure definition+
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  */+
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typedef struct __SPI_HandleTypeDef+
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{+
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  SPI_TypeDef                *Instance;    /* SPI registers base address */+
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+
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  SPI_InitTypeDef            Init;         /* SPI communication parameters */+
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+
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  uint8_t                    *pTxBuffPtr;  /* Pointer to SPI Tx transfer Buffer */+
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+
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  uint16_t                   TxXferSize;   /* SPI Tx Transfer size */+
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+
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  __IO uint16_t              TxXferCount;  /* SPI Tx Transfer Counter */+
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+
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  uint8_t                    *pRxBuffPtr;  /* Pointer to SPI Rx transfer Buffer */+
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+
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  uint16_t                   RxXferSize;   /* SPI Rx Transfer size */+
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+
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  __IO uint16_t              RxXferCount;  /* SPI Rx Transfer Counter */+
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+
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  void                       (*RxISR)(struct __SPI_HandleTypeDef * hspi); /* function pointer on Rx ISR */+
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+
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  void                       (*TxISR)(struct __SPI_HandleTypeDef * hspi); /* function pointer on Tx ISR */+
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+
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  DMA_HandleTypeDef          *hdmatx;      /* SPI Tx DMA Handle parameters   */+
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+
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  DMA_HandleTypeDef          *hdmarx;      /* SPI Rx DMA Handle parameters   */+
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+
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  HAL_LockTypeDef            Lock;         /* Locking object                 */+
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+
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  __IO HAL_SPI_StateTypeDef  State;        /* SPI communication state */+
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+
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  __IO uint32_t              ErrorCode;    /* SPI Error code */+
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+
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}SPI_HandleTypeDef;+
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+
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/**+
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  * @}+
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  */+
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+
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/* Exported constants --------------------------------------------------------*/+
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/** @defgroup SPI_Exported_Constants SPI Exported Constants+
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  * @{+
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  */+
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+
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/** @defgroup SPI_Error_Code SPI Error Code+
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  * @{+
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  */+
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#define HAL_SPI_ERROR_NONE              0x00000000U   /*!< No error             */+
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#define HAL_SPI_ERROR_MODF              0x00000001U   /*!< MODF error           */+
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#define HAL_SPI_ERROR_CRC               0x00000002U   /*!< CRC error            */+
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#define HAL_SPI_ERROR_OVR               0x00000004U   /*!< OVR error            */+
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#define HAL_SPI_ERROR_FRE               0x00000008U   /*!< FRE error            */+
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#define HAL_SPI_ERROR_DMA               0x00000010U   /*!< DMA transfer error   */+
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#define HAL_SPI_ERROR_FLAG              0x00000020U   /*!< Flag: RXNE,TXE, BSY  */+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_Mode SPI Mode+
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  * @{+
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  */+
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#define SPI_MODE_SLAVE                  0x00000000U+
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#define SPI_MODE_MASTER                 (SPI_CR1_MSTR | SPI_CR1_SSI)+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_Direction SPI Direction Mode+
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  * @{+
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  */+
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#define SPI_DIRECTION_2LINES            0x00000000U+
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#define SPI_DIRECTION_2LINES_RXONLY     SPI_CR1_RXONLY+
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#define SPI_DIRECTION_1LINE             SPI_CR1_BIDIMODE+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_Data_Size SPI Data Size+
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  * @{+
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  */+
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#define SPI_DATASIZE_8BIT               0x00000000U+
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#define SPI_DATASIZE_16BIT              SPI_CR1_DFF+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_Clock_Polarity SPI Clock Polarity+
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  * @{+
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  */+
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#define SPI_POLARITY_LOW                0x00000000U+
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#define SPI_POLARITY_HIGH               SPI_CR1_CPOL+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_Clock_Phase SPI Clock Phase+
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  * @{+
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  */+
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#define SPI_PHASE_1EDGE                 0x00000000U+
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#define SPI_PHASE_2EDGE                 SPI_CR1_CPHA+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_Slave_Select_management SPI Slave Select Management+
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  * @{+
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  */+
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#define SPI_NSS_SOFT                    SPI_CR1_SSM+
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#define SPI_NSS_HARD_INPUT              0x00000000U+
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#define SPI_NSS_HARD_OUTPUT             0x00040000U+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_BaudRate_Prescaler SPI BaudRate Prescaler+
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  * @{+
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  */+
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#define SPI_BAUDRATEPRESCALER_2         0x00000000U+
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#define SPI_BAUDRATEPRESCALER_4         0x00000008U+
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#define SPI_BAUDRATEPRESCALER_8         0x00000010U+
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#define SPI_BAUDRATEPRESCALER_16        0x00000018U+
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#define SPI_BAUDRATEPRESCALER_32        0x00000020U+
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#define SPI_BAUDRATEPRESCALER_64        0x00000028U+
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#define SPI_BAUDRATEPRESCALER_128       0x00000030U+
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#define SPI_BAUDRATEPRESCALER_256       0x00000038U+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_MSB_LSB_transmission SPI MSB LSB Transmission+
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  * @{+
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  */+
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#define SPI_FIRSTBIT_MSB                0x00000000U+
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#define SPI_FIRSTBIT_LSB                SPI_CR1_LSBFIRST+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_TI_mode SPI TI Mode+
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  * @{+
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  */+
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#define SPI_TIMODE_DISABLE             0x00000000U+
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#define SPI_TIMODE_ENABLE              SPI_CR2_FRF+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_CRC_Calculation SPI CRC Calculation+
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  * @{+
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  */+
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#define SPI_CRCCALCULATION_DISABLE     0x00000000U+
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#define SPI_CRCCALCULATION_ENABLE      SPI_CR1_CRCEN+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_Interrupt_definition SPI Interrupt Definition+
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  * @{+
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  */+
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#define SPI_IT_TXE                      SPI_CR2_TXEIE+
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#define SPI_IT_RXNE                     SPI_CR2_RXNEIE+
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#define SPI_IT_ERR                      SPI_CR2_ERRIE+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup SPI_Flags_definition SPI Flags Definition+
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  * @{+
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  */+
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#define SPI_FLAG_RXNE                   SPI_SR_RXNE   /* SPI status flag: Rx buffer not empty flag */+
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#define SPI_FLAG_TXE                    SPI_SR_TXE    /* SPI status flag: Tx buffer empty flag */+
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#define SPI_FLAG_BSY                    SPI_SR_BSY    /* SPI status flag: Busy flag */+
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#define SPI_FLAG_CRCERR                 SPI_SR_CRCERR /* SPI Error flag: CRC error flag */+
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#define SPI_FLAG_MODF                   SPI_SR_MODF   /* SPI Error flag: Mode fault flag */+
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#define SPI_FLAG_OVR                    SPI_SR_OVR    /* SPI Error flag: Overrun flag */+
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#define SPI_FLAG_FRE                    SPI_SR_FRE    /* SPI Error flag: TI mode frame format error flag */+
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/**+
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  * @}+
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  */+
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+
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/**+
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  * @}+
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  */+
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+
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/* Exported macro ------------------------------------------------------------*/+
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/** @defgroup SPI_Exported_Macros SPI Exported Macros+
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  * @{+
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  */+
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+
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/** @brief  Reset SPI handle state.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
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  */+
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#define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SPI_STATE_RESET)+
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+
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/** @brief  Enable or disable the specified SPI interrupts.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @param  __INTERRUPT__ specifies the interrupt source to enable or disable.+
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  *         This parameter can be one of the following values:+
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  *            @arg SPI_IT_TXE: Tx buffer empty interrupt enable+
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  *            @arg SPI_IT_RXNE: RX buffer not empty interrupt enable+
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  *            @arg SPI_IT_ERR: Error interrupt enable+
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  * @retval None+
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  */+
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#define __HAL_SPI_ENABLE_IT(__HANDLE__, __INTERRUPT__)   ((__HANDLE__)->Instance->CR2 |= (__INTERRUPT__))+
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#define __HAL_SPI_DISABLE_IT(__HANDLE__, __INTERRUPT__)  ((__HANDLE__)->Instance->CR2 &= (~(__INTERRUPT__)))+
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+
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/** @brief  Check whether the specified SPI interrupt source is enabled or not.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @param  __INTERRUPT__ specifies the SPI interrupt source to check.+
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  *          This parameter can be one of the following values:+
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  *             @arg SPI_IT_TXE: Tx buffer empty interrupt enable+
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  *             @arg SPI_IT_RXNE: RX buffer not empty interrupt enable+
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  *             @arg SPI_IT_ERR: Error interrupt enable+
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  * @retval The new state of __IT__ (TRUE or FALSE).+
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  */+
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#define __HAL_SPI_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET)+
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+
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/** @brief  Check whether the specified SPI flag is set or not.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @param  __FLAG__ specifies the flag to check.+
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  *         This parameter can be one of the following values:+
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  *            @arg SPI_FLAG_RXNE: Receive buffer not empty flag+
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  *            @arg SPI_FLAG_TXE: Transmit buffer empty flag+
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  *            @arg SPI_FLAG_CRCERR: CRC error flag+
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  *            @arg SPI_FLAG_MODF: Mode fault flag+
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  *            @arg SPI_FLAG_OVR: Overrun flag+
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  *            @arg SPI_FLAG_BSY: Busy flag+
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  *            @arg SPI_FLAG_FRE: Frame format error flag+
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  * @retval The new state of __FLAG__ (TRUE or FALSE).+
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  */+
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#define __HAL_SPI_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__))+
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+
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/** @brief  Clear the SPI CRCERR pending flag.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
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  */+
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#define __HAL_SPI_CLEAR_CRCERRFLAG(__HANDLE__) ((__HANDLE__)->Instance->SR = (uint16_t)(~SPI_FLAG_CRCERR))+
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+
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/** @brief  Clear the SPI MODF pending flag.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
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  */+
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#define __HAL_SPI_CLEAR_MODFFLAG(__HANDLE__)       \+
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  do{                                              \+
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    __IO uint32_t tmpreg_modf = 0x00U;             \+
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    tmpreg_modf = (__HANDLE__)->Instance->SR;      \+
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    (__HANDLE__)->Instance->CR1 &= (~SPI_CR1_SPE); \+
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    UNUSED(tmpreg_modf);                           \+
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  } while(0U)+
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+
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/** @brief  Clear the SPI OVR pending flag.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
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  */+
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#define __HAL_SPI_CLEAR_OVRFLAG(__HANDLE__)        \+
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  do{                                              \+
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    __IO uint32_t tmpreg_ovr = 0x00U;              \+
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    tmpreg_ovr = (__HANDLE__)->Instance->DR;       \+
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    tmpreg_ovr = (__HANDLE__)->Instance->SR;       \+
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    UNUSED(tmpreg_ovr);                            \+
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  } while(0U)+
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+
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/** @brief  Clear the SPI FRE pending flag.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
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  */+
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#define __HAL_SPI_CLEAR_FREFLAG(__HANDLE__)        \+
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  do{                                              \+
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  __IO uint32_t tmpreg_fre = 0x00U;                \+
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  tmpreg_fre = (__HANDLE__)->Instance->SR;         \+
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  UNUSED(tmpreg_fre);                              \+
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  }while(0U)+
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+
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/** @brief  Enable the SPI peripheral.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
−
  */+
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#define __HAL_SPI_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 |=  SPI_CR1_SPE)+
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+
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/** @brief  Disable the SPI peripheral.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
−
  */+
−
#define __HAL_SPI_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= (~SPI_CR1_SPE))+
−
/**+
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  * @}+
−
  */+
−
+
−
/* Exported functions --------------------------------------------------------*/+
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/** @addtogroup SPI_Exported_Functions+
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  * @{+
−
  */+
−
+
−
/** @addtogroup SPI_Exported_Functions_Group1+
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  * @{+
−
  */+
−
/* Initialization/de-initialization functions  **********************************/+
−
HAL_StatusTypeDef HAL_SPI_Init(SPI_HandleTypeDef *hspi);+
−
HAL_StatusTypeDef HAL_SPI_DeInit (SPI_HandleTypeDef *hspi);+
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void HAL_SPI_MspInit(SPI_HandleTypeDef *hspi);+
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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);+
−
/* Transfer Abort functions */+
−
HAL_StatusTypeDef HAL_SPI_Abort(SPI_HandleTypeDef *hspi);+
−
HAL_StatusTypeDef HAL_SPI_Abort_IT(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_TxHalfCpltCallback(SPI_HandleTypeDef *hspi);+
−
void HAL_SPI_RxHalfCpltCallback(SPI_HandleTypeDef *hspi);+
−
void HAL_SPI_TxRxHalfCpltCallback(SPI_HandleTypeDef *hspi);+
−
void HAL_SPI_ErrorCallback(SPI_HandleTypeDef *hspi);+
−
void HAL_SPI_AbortCpltCallback(SPI_HandleTypeDef *hspi);+
−
/**+
−
  * @}+
−
  */+
−
+
−
/** @addtogroup SPI_Exported_Functions_Group3+
−
  * @{+
−
  */+
−
/* Peripheral State and Error functions ***************************************/+
−
HAL_SPI_StateTypeDef HAL_SPI_GetState(SPI_HandleTypeDef *hspi);+
−
uint32_t             HAL_SPI_GetError(SPI_HandleTypeDef *hspi);+
−
/**+
−
  * @}+
−
  */+
−
+
−
/**+
−
  * @}+
−
  */+
−
+
−
/* Private types -------------------------------------------------------------*/+
−
/* Private variables ---------------------------------------------------------*/+
−
/* Private constants ---------------------------------------------------------*/+
−
+
−
/* Private macros ------------------------------------------------------------*/+
−
/** @defgroup SPI_Private_Macros SPI Private Macros+
−
  * @{+
−
  */+
−
+
−
/** @brief  Set the SPI transmit-only mode.+
−
  * @param  __HANDLE__ specifies the SPI Handle.+
−
  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
−
  * @retval None+
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  */+
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#define SPI_1LINE_TX(__HANDLE__) ((__HANDLE__)->Instance->CR1 |= SPI_CR1_BIDIOE)+
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+
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/** @brief  Set the SPI receive-only mode.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
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  */+
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#define SPI_1LINE_RX(__HANDLE__) ((__HANDLE__)->Instance->CR1 &= (~SPI_CR1_BIDIOE))+
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+
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/** @brief  Reset the CRC calculation of the SPI.+
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  * @param  __HANDLE__ specifies the SPI Handle.+
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  *         This parameter can be SPI where x: 1, 2, or 3 to select the SPI peripheral.+
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  * @retval None+
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  */+
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#define SPI_RESET_CRC(__HANDLE__) do{(__HANDLE__)->Instance->CR1 &= (uint16_t)(~SPI_CR1_CRCEN);\+
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                                     (__HANDLE__)->Instance->CR1 |= SPI_CR1_CRCEN;}while(0U)+
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+
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#define IS_SPI_MODE(MODE) (((MODE) == SPI_MODE_SLAVE) || \+
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                           ((MODE) == SPI_MODE_MASTER))+
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+
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#define IS_SPI_DIRECTION(MODE) (((MODE) == SPI_DIRECTION_2LINES)        || \+
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                                ((MODE) == SPI_DIRECTION_2LINES_RXONLY) || \+
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                                ((MODE) == SPI_DIRECTION_1LINE))+
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+
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#define IS_SPI_DIRECTION_2LINES(MODE) ((MODE) == SPI_DIRECTION_2LINES)+
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+
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#define IS_SPI_DIRECTION_2LINES_OR_1LINE(MODE) (((MODE) == SPI_DIRECTION_2LINES)  || \+
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                                                ((MODE) == SPI_DIRECTION_1LINE))+
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+
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#define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DATASIZE_16BIT) || \+
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                                   ((DATASIZE) == SPI_DATASIZE_8BIT))+
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+
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#define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_POLARITY_LOW) || \+
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                           ((CPOL) == SPI_POLARITY_HIGH))+
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+
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#define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_PHASE_1EDGE) || \+
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                           ((CPHA) == SPI_PHASE_2EDGE))+
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+
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#define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_SOFT)       || \+
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                         ((NSS) == SPI_NSS_HARD_INPUT) || \+
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                         ((NSS) == SPI_NSS_HARD_OUTPUT))+
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+
−
#define IS_SPI_BAUDRATE_PRESCALER(PRESCALER) (((PRESCALER) == SPI_BAUDRATEPRESCALER_2)   || \+
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                                              ((PRESCALER) == SPI_BAUDRATEPRESCALER_4)   || \+
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                                              ((PRESCALER) == SPI_BAUDRATEPRESCALER_8)   || \+
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                                              ((PRESCALER) == SPI_BAUDRATEPRESCALER_16)  || \+
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                                              ((PRESCALER) == SPI_BAUDRATEPRESCALER_32)  || \+
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                                              ((PRESCALER) == SPI_BAUDRATEPRESCALER_64)  || \+
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                                              ((PRESCALER) == SPI_BAUDRATEPRESCALER_128) || \+
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                                              ((PRESCALER) == SPI_BAUDRATEPRESCALER_256))+
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+
−
#define IS_SPI_FIRST_BIT(BIT) (((BIT) == SPI_FIRSTBIT_MSB) || \+
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                               ((BIT) == SPI_FIRSTBIT_LSB))+
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+
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#define IS_SPI_TIMODE(MODE) (((MODE) == SPI_TIMODE_DISABLE) || \+
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                             ((MODE) == SPI_TIMODE_ENABLE))+
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+
−
#define IS_SPI_CRC_CALCULATION(CALCULATION) (((CALCULATION) == SPI_CRCCALCULATION_DISABLE) || \+
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                                             ((CALCULATION) == SPI_CRCCALCULATION_ENABLE))+
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+
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#define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) (((POLYNOMIAL) >= 0x01U) && ((POLYNOMIAL) <= 0xFFFFU))+
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+
−
/**+
−
  * @}+
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  */+
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+
−
/* Private functions ---------------------------------------------------------*/+
−
/** @defgroup SPI_Private_Functions SPI Private Functions+
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  * @{+
−
  */+
−
+
−
/**+
−
  * @}+
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  */+
−
+
−
/**+
−
  * @}+
−
  */+
−
+
−
/**+
−
  * @}+
−
  */+
−
+
−
#ifdef __cplusplus+
−
}+
−
#endif+
−
+
−
#endif /* __STM32F4xx_HAL_SPI_H */+
−
+
−
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/+
−