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micro_climate/Drivers/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_spi.h

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2024-07-05 03:52:43 +00:00
/**
******************************************************************************
* @file stm32l4xx_hal_spi.h
* @author MCD Application Team
* @brief Header file of SPI HAL module.
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32L4xx_HAL_SPI_H
#define STM32L4xx_HAL_SPI_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l4xx_hal_def.h"
/** @addtogroup STM32L4xx_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 bidirectional mode state.
This parameter can be a value of @ref SPI_Direction */
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 an odd number between Min_Data = 1 and Max_Data = 65535 */
uint32_t CRCLength; /*!< Specifies the CRC Length used for the CRC calculation.
CRC Length is only used with Data8 and Data16, not other data size
This parameter can be a value of @ref SPI_CRC_length */
uint32_t NSSPMode; /*!< Specifies whether the NSSP signal is enabled or not .
This parameter can be a value of @ref SPI_NSSP_Mode
This mode is activated by the NSSP bit in the SPIx_CR2 register and
it takes effect only if the SPI interface is configured as Motorola SPI
master (FRF=0) with capture on the first edge (SPIx_CR1 CPHA = 0,
CPOL setting is ignored).. */
} SPI_InitTypeDef;
/**
* @brief HAL SPI State structure definition
*/
typedef enum
{
HAL_SPI_STATE_RESET = 0x00U, /*!< Peripheral not Initialized */
HAL_SPI_STATE_READY = 0x01U, /*!< Peripheral Initialized and ready for use */
HAL_SPI_STATE_BUSY = 0x02U, /*!< an internal process is ongoing */
HAL_SPI_STATE_BUSY_TX = 0x03U, /*!< Data Transmission process is ongoing */
HAL_SPI_STATE_BUSY_RX = 0x04U, /*!< Data Reception process is ongoing */
HAL_SPI_STATE_BUSY_TX_RX = 0x05U, /*!< Data Transmission and Reception process is ongoing */
HAL_SPI_STATE_ERROR = 0x06U, /*!< SPI error state */
HAL_SPI_STATE_ABORT = 0x07U /*!< SPI abort is ongoing */
} 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 */
__IO uint16_t TxXferCount; /*!< SPI Tx Transfer Counter */
uint8_t *pRxBuffPtr; /*!< Pointer to SPI Rx transfer Buffer */
uint16_t RxXferSize; /*!< SPI Rx Transfer size */
__IO uint16_t RxXferCount; /*!< SPI Rx Transfer Counter */
uint32_t CRCSize; /*!< SPI CRC size used for the transfer */
void (*RxISR)(struct __SPI_HandleTypeDef *hspi); /*!< function pointer on Rx ISR */
void (*TxISR)(struct __SPI_HandleTypeDef *hspi); /*!< function pointer on Tx ISR */
DMA_HandleTypeDef *hdmatx; /*!< SPI Tx DMA Handle parameters */
DMA_HandleTypeDef *hdmarx; /*!< SPI Rx DMA Handle parameters */
HAL_LockTypeDef Lock; /*!< Locking object */
__IO HAL_SPI_StateTypeDef State; /*!< SPI communication state */
__IO uint32_t ErrorCode; /*!< SPI Error code */
#if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
void (* TxCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Tx Completed callback */
void (* RxCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Rx Completed callback */
void (* TxRxCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI TxRx Completed callback */
void (* TxHalfCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Tx Half Completed callback */
void (* RxHalfCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Rx Half Completed callback */
void (* TxRxHalfCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI TxRx Half Completed callback */
void (* ErrorCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Error callback */
void (* AbortCpltCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Abort callback */
void (* MspInitCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Msp Init callback */
void (* MspDeInitCallback)(struct __SPI_HandleTypeDef *hspi); /*!< SPI Msp DeInit callback */
#endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
} SPI_HandleTypeDef;
#if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
/**
* @brief HAL SPI Callback ID enumeration definition
*/
typedef enum
{
HAL_SPI_TX_COMPLETE_CB_ID = 0x00U, /*!< SPI Tx Completed callback ID */
HAL_SPI_RX_COMPLETE_CB_ID = 0x01U, /*!< SPI Rx Completed callback ID */
HAL_SPI_TX_RX_COMPLETE_CB_ID = 0x02U, /*!< SPI TxRx Completed callback ID */
HAL_SPI_TX_HALF_COMPLETE_CB_ID = 0x03U, /*!< SPI Tx Half Completed callback ID */
HAL_SPI_RX_HALF_COMPLETE_CB_ID = 0x04U, /*!< SPI Rx Half Completed callback ID */
HAL_SPI_TX_RX_HALF_COMPLETE_CB_ID = 0x05U, /*!< SPI TxRx Half Completed callback ID */
HAL_SPI_ERROR_CB_ID = 0x06U, /*!< SPI Error callback ID */
HAL_SPI_ABORT_CB_ID = 0x07U, /*!< SPI Abort callback ID */
HAL_SPI_MSPINIT_CB_ID = 0x08U, /*!< SPI Msp Init callback ID */
HAL_SPI_MSPDEINIT_CB_ID = 0x09U /*!< SPI Msp DeInit callback ID */
} HAL_SPI_CallbackIDTypeDef;
/**
* @brief HAL SPI Callback pointer definition
*/
typedef void (*pSPI_CallbackTypeDef)(SPI_HandleTypeDef *hspi); /*!< pointer to an SPI callback function */
#endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup SPI_Exported_Constants SPI Exported Constants
* @{
*/
/** @defgroup SPI_Error_Code SPI Error Code
* @{
*/
#define HAL_SPI_ERROR_NONE (0x00000000U) /*!< No error */
#define HAL_SPI_ERROR_MODF (0x00000001U) /*!< MODF error */
#define HAL_SPI_ERROR_CRC (0x00000002U) /*!< CRC error */
#define HAL_SPI_ERROR_OVR (0x00000004U) /*!< OVR error */
#define HAL_SPI_ERROR_FRE (0x00000008U) /*!< FRE error */
#define HAL_SPI_ERROR_DMA (0x00000010U) /*!< DMA transfer error */
#define HAL_SPI_ERROR_FLAG (0x00000020U) /*!< Error on RXNE/TXE/BSY/FTLVL/FRLVL Flag */
#define HAL_SPI_ERROR_ABORT (0x00000040U) /*!< Error during SPI Abort procedure */
#if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
#define HAL_SPI_ERROR_INVALID_CALLBACK (0x00000080U) /*!< Invalid Callback error */
#endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
/**
* @}
*/
/** @defgroup SPI_Mode SPI Mode
* @{
*/
#define SPI_MODE_SLAVE (0x00000000U)
#define SPI_MODE_MASTER (SPI_CR1_MSTR | SPI_CR1_SSI)
/**
* @}
*/
/** @defgroup SPI_Direction SPI Direction Mode
* @{
*/
#define SPI_DIRECTION_2LINES (0x00000000U)
#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_4BIT (0x00000300U)
#define SPI_DATASIZE_5BIT (0x00000400U)
#define SPI_DATASIZE_6BIT (0x00000500U)
#define SPI_DATASIZE_7BIT (0x00000600U)
#define SPI_DATASIZE_8BIT (0x00000700U)
#define SPI_DATASIZE_9BIT (0x00000800U)
#define SPI_DATASIZE_10BIT (0x00000900U)
#define SPI_DATASIZE_11BIT (0x00000A00U)
#define SPI_DATASIZE_12BIT (0x00000B00U)
#define SPI_DATASIZE_13BIT (0x00000C00U)
#define SPI_DATASIZE_14BIT (0x00000D00U)
#define SPI_DATASIZE_15BIT (0x00000E00U)
#define SPI_DATASIZE_16BIT (0x00000F00U)
/**
* @}
*/
/** @defgroup SPI_Clock_Polarity SPI Clock Polarity
* @{
*/
#define SPI_POLARITY_LOW (0x00000000U)
#define SPI_POLARITY_HIGH SPI_CR1_CPOL
/**
* @}
*/
/** @defgroup SPI_Clock_Phase SPI Clock Phase
* @{
*/
#define SPI_PHASE_1EDGE (0x00000000U)
#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 (0x00000000U)
#define SPI_NSS_HARD_OUTPUT (SPI_CR2_SSOE << 16U)
/**
* @}
*/
/** @defgroup SPI_NSSP_Mode SPI NSS Pulse Mode
* @{
*/
#define SPI_NSS_PULSE_ENABLE SPI_CR2_NSSP
#define SPI_NSS_PULSE_DISABLE (0x00000000U)
/**
* @}
*/
/** @defgroup SPI_BaudRate_Prescaler SPI BaudRate Prescaler
* @{
*/
#define SPI_BAUDRATEPRESCALER_2 (0x00000000U)
#define SPI_BAUDRATEPRESCALER_4 (SPI_CR1_BR_0)
#define SPI_BAUDRATEPRESCALER_8 (SPI_CR1_BR_1)
#define SPI_BAUDRATEPRESCALER_16 (SPI_CR1_BR_1 | SPI_CR1_BR_0)
#define SPI_BAUDRATEPRESCALER_32 (SPI_CR1_BR_2)
#define SPI_BAUDRATEPRESCALER_64 (SPI_CR1_BR_2 | SPI_CR1_BR_0)
#define SPI_BAUDRATEPRESCALER_128 (SPI_CR1_BR_2 | SPI_CR1_BR_1)
#define SPI_BAUDRATEPRESCALER_256 (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 (0x00000000U)
#define SPI_FIRSTBIT_LSB SPI_CR1_LSBFIRST
/**
* @}
*/
/** @defgroup SPI_TI_mode SPI TI Mode
* @{
*/
#define SPI_TIMODE_DISABLE (0x00000000U)
#define SPI_TIMODE_ENABLE SPI_CR2_FRF
/**
* @}
*/
/** @defgroup SPI_CRC_Calculation SPI CRC Calculation
* @{
*/
#define SPI_CRCCALCULATION_DISABLE (0x00000000U)
#define SPI_CRCCALCULATION_ENABLE SPI_CR1_CRCEN
/**
* @}
*/
/** @defgroup SPI_CRC_length SPI CRC Length
* @{
* This parameter can be one of the following values:
* SPI_CRC_LENGTH_DATASIZE: aligned with the data size
* SPI_CRC_LENGTH_8BIT : CRC 8bit
* SPI_CRC_LENGTH_16BIT : CRC 16bit
*/
#define SPI_CRC_LENGTH_DATASIZE (0x00000000U)
#define SPI_CRC_LENGTH_8BIT (0x00000001U)
#define SPI_CRC_LENGTH_16BIT (0x00000002U)
/**
* @}
*/
/** @defgroup SPI_FIFO_reception_threshold SPI FIFO Reception Threshold
* @{
* This parameter can be one of the following values:
* SPI_RXFIFO_THRESHOLD or SPI_RXFIFO_THRESHOLD_QF :
* RXNE event is generated if the FIFO
* level is greater or equal to 1/4(8-bits).
* SPI_RXFIFO_THRESHOLD_HF: RXNE event is generated if the FIFO
* level is greater or equal to 1/2(16 bits). */
#define SPI_RXFIFO_THRESHOLD SPI_CR2_FRXTH
#define SPI_RXFIFO_THRESHOLD_QF SPI_CR2_FRXTH
#define SPI_RXFIFO_THRESHOLD_HF (0x00000000U)
/**
* @}
*/
/** @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 /* SPI status flag: Rx buffer not empty flag */
#define SPI_FLAG_TXE SPI_SR_TXE /* SPI status flag: Tx buffer empty flag */
#define SPI_FLAG_BSY SPI_SR_BSY /* SPI status flag: Busy flag */
#define SPI_FLAG_CRCERR SPI_SR_CRCERR /* SPI Error flag: CRC error flag */
#define SPI_FLAG_MODF SPI_SR_MODF /* SPI Error flag: Mode fault flag */
#define SPI_FLAG_OVR SPI_SR_OVR /* SPI Error flag: Overrun flag */
#define SPI_FLAG_FRE SPI_SR_FRE /* SPI Error flag: TI mode frame format error flag */
#define SPI_FLAG_FTLVL SPI_SR_FTLVL /* SPI fifo transmission level */
#define SPI_FLAG_FRLVL SPI_SR_FRLVL /* SPI fifo reception level */
#define SPI_FLAG_MASK (SPI_SR_RXNE | SPI_SR_TXE | SPI_SR_BSY | SPI_SR_CRCERR\
| SPI_SR_MODF | SPI_SR_OVR | SPI_SR_FRE | SPI_SR_FTLVL | SPI_SR_FRLVL)
/**
* @}
*/
/** @defgroup SPI_transmission_fifo_status_level SPI Transmission FIFO Status Level
* @{
*/
#define SPI_FTLVL_EMPTY (0x00000000U)
#define SPI_FTLVL_QUARTER_FULL (0x00000800U)
#define SPI_FTLVL_HALF_FULL (0x00001000U)
#define SPI_FTLVL_FULL (0x00001800U)
/**
* @}
*/
/** @defgroup SPI_reception_fifo_status_level SPI Reception FIFO Status Level
* @{
*/
#define SPI_FRLVL_EMPTY (0x00000000U)
#define SPI_FRLVL_QUARTER_FULL (0x00000200U)
#define SPI_FRLVL_HALF_FULL (0x00000400U)
#define SPI_FRLVL_FULL (0x00000600U)
/**
* @}
*/
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
/** @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
*/
#if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
#define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) do{ \
(__HANDLE__)->State = HAL_SPI_STATE_RESET; \
(__HANDLE__)->MspInitCallback = NULL; \
(__HANDLE__)->MspDeInitCallback = NULL; \
} while(0)
#else
#define __HAL_SPI_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SPI_STATE_RESET)
#endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
/** @brief Enable 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.
* 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, 2, or 3 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 whether the specified SPI interrupt source is enabled 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 __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
* @arg SPI_FLAG_FTLVL: SPI fifo transmission level
* @arg SPI_FLAG_FRLVL: SPI fifo reception level
* @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 = (uint16_t)(~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_modf = 0x00U; \
tmpreg_modf = (__HANDLE__)->Instance->SR; \
CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE); \
UNUSED(tmpreg_modf); \
} while(0U)
/** @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_ovr = 0x00U; \
tmpreg_ovr = (__HANDLE__)->Instance->DR; \
tmpreg_ovr = (__HANDLE__)->Instance->SR; \
UNUSED(tmpreg_ovr); \
} while(0U)
/** @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_fre = 0x00U; \
tmpreg_fre = (__HANDLE__)->Instance->SR; \
UNUSED(tmpreg_fre); \
}while(0U)
/** @brief Enable the SPI peripheral.
* @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_ENABLE(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE)
/** @brief Disable the SPI peripheral.
* @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_DISABLE(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_SPE)
/**
* @}
*/
/* 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
*/
#define SPI_1LINE_TX(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE)
/** @brief Set the SPI receive-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
*/
#define SPI_1LINE_RX(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_BIDIOE)
/** @brief Reset the CRC calculation of the SPI.
* @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 SPI_RESET_CRC(__HANDLE__) do{CLEAR_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);\
SET_BIT((__HANDLE__)->Instance->CR1, SPI_CR1_CRCEN);}while(0U)
/** @brief Check whether the specified SPI flag is set or not.
* @param __SR__ copy of SPI SR register.
* @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
* @arg SPI_FLAG_FTLVL: SPI fifo transmission level
* @arg SPI_FLAG_FRLVL: SPI fifo reception level
* @retval SET or RESET.
*/
#define SPI_CHECK_FLAG(__SR__, __FLAG__) ((((__SR__) & ((__FLAG__) & SPI_FLAG_MASK)) == \
((__FLAG__) & SPI_FLAG_MASK)) ? SET : RESET)
/** @brief Check whether the specified SPI Interrupt is set or not.
* @param __CR2__ copy of SPI CR2 register.
* @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 SET or RESET.
*/
#define SPI_CHECK_IT_SOURCE(__CR2__, __INTERRUPT__) ((((__CR2__) & (__INTERRUPT__)) == \
(__INTERRUPT__)) ? SET : RESET)
/** @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
* @retval None
*/
#define IS_SPI_DIRECTION(__MODE__) (((__MODE__) == SPI_DIRECTION_2LINES) || \
((__MODE__) == SPI_DIRECTION_2LINES_RXONLY) || \
((__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 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 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_15BIT) || \
((__DATASIZE__) == SPI_DATASIZE_14BIT) || \
((__DATASIZE__) == SPI_DATASIZE_13BIT) || \
((__DATASIZE__) == SPI_DATASIZE_12BIT) || \
((__DATASIZE__) == SPI_DATASIZE_11BIT) || \
((__DATASIZE__) == SPI_DATASIZE_10BIT) || \
((__DATASIZE__) == SPI_DATASIZE_9BIT) || \
((__DATASIZE__) == SPI_DATASIZE_8BIT) || \
((__DATASIZE__) == SPI_DATASIZE_7BIT) || \
((__DATASIZE__) == SPI_DATASIZE_6BIT) || \
((__DATASIZE__) == SPI_DATASIZE_5BIT) || \
((__DATASIZE__) == SPI_DATASIZE_4BIT))
/** @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 Select 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 NSS Pulse parameter is in allowed range.
* @param __NSSP__ specifies the SPI NSS Pulse Mode parameter.
* This parameter can be a value of @ref SPI_NSSP_Mode
* @retval None
*/
#define IS_SPI_NSSP(__NSSP__) (((__NSSP__) == SPI_NSS_PULSE_ENABLE) || \
((__NSSP__) == SPI_NSS_PULSE_DISABLE))
/** @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 CRC length is in allowed range.
* @param __LENGTH__ specifies the SPI CRC length.
* This parameter can be a value of @ref SPI_CRC_length
* @retval None
*/
#define IS_SPI_CRC_LENGTH(__LENGTH__) (((__LENGTH__) == SPI_CRC_LENGTH_DATASIZE) || \
((__LENGTH__) == SPI_CRC_LENGTH_8BIT) || \
((__LENGTH__) == SPI_CRC_LENGTH_16BIT))
/** @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__) >= 0x1U) && \
((__POLYNOMIAL__) <= 0xFFFFU) && \
(((__POLYNOMIAL__)&0x1U) != 0U))
/** @brief Checks if DMA handle is valid.
* @param __HANDLE__ specifies a DMA Handle.
* @retval None
*/
#define IS_SPI_DMA_HANDLE(__HANDLE__) ((__HANDLE__) != NULL)
/**
* @}
*/
/* Include SPI HAL Extended module */
#include "stm32l4xx_hal_spi_ex.h"
/* 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);
/* Callbacks Register/UnRegister functions ***********************************/
#if (USE_HAL_SPI_REGISTER_CALLBACKS == 1U)
HAL_StatusTypeDef HAL_SPI_RegisterCallback(SPI_HandleTypeDef *hspi, HAL_SPI_CallbackIDTypeDef CallbackID,
pSPI_CallbackTypeDef pCallback);
HAL_StatusTypeDef HAL_SPI_UnRegisterCallback(SPI_HandleTypeDef *hspi, HAL_SPI_CallbackIDTypeDef CallbackID);
#endif /* USE_HAL_SPI_REGISTER_CALLBACKS */
/**
* @}
*/
/** @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);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32L4xx_HAL_SPI_H */