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-
- extern "C" {
-
-
-
-
- typedef struct
- {
- uint32_t BaudRate;
- uint32_t WordLength;
- uint32_t StopBits;
- uint32_t Parity;
-
- uint32_t Mode;
- uint32_t CLKPolarity;
- uint32_t CLKPhase;
- uint32_t CLKLastBit;
- }USART_InitTypeDef;
-
- typedef enum
- {
- HAL_USART_STATE_RESET = 0x00U,
- HAL_USART_STATE_READY = 0x01U,
- HAL_USART_STATE_BUSY = 0x02U,
- HAL_USART_STATE_BUSY_TX = 0x12U,
- HAL_USART_STATE_BUSY_RX = 0x22U,
- HAL_USART_STATE_BUSY_TX_RX = 0x32U,
- HAL_USART_STATE_TIMEOUT = 0x03U,
- HAL_USART_STATE_ERROR = 0x04U
- }HAL_USART_StateTypeDef;
-
- typedef struct
- {
- USART_TypeDef *Instance;
-
- USART_InitTypeDef Init;
-
- uint8_t *pTxBuffPtr;
-
- uint16_t TxXferSize;
-
- __IO uint16_t TxXferCount;
-
- uint8_t *pRxBuffPtr;
-
- uint16_t RxXferSize;
-
- __IO uint16_t RxXferCount;
-
- DMA_HandleTypeDef *hdmatx;
-
- DMA_HandleTypeDef *hdmarx;
-
- HAL_LockTypeDef Lock;
-
- __IO HAL_USART_StateTypeDef State;
-
- __IO uint32_t ErrorCode;
- }USART_HandleTypeDef;
-
-
-
-
-
-
-
-
-
-
- do{ \
- __IO uint32_t tmpreg = 0x00U; \
- tmpreg = (__HANDLE__)->Instance->SR; \
- tmpreg = (__HANDLE__)->Instance->DR; \
- UNUSED(tmpreg); \
- } while(0U)
-
- (((__INTERRUPT__) >> 28U) == 2U)? ((__HANDLE__)->Instance->CR2 |= ((__INTERRUPT__) & USART_IT_MASK)): \
- ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & USART_IT_MASK)))
- #define __HAL_USART_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28U) == 1U)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & USART_IT_MASK)): \
- (((__INTERRUPT__) >> 28U) == 2U)? ((__HANDLE__)->Instance->CR2 &= ~((__INTERRUPT__) & USART_IT_MASK)): \
- ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & USART_IT_MASK)))
-
- /** @brief Checks whether the specified USART interrupt has occurred or not.
- * @param __HANDLE__: specifies the USART Handle.
- * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
- * @param __IT__: specifies the USART interrupt source to check.
- * This parameter can be one of the following values:
- * @arg USART_IT_TXE: Transmit Data Register empty interrupt
- * @arg USART_IT_TC: Transmission complete interrupt
- * @arg USART_IT_RXNE: Receive Data register not empty interrupt
- * @arg USART_IT_IDLE: Idle line detection interrupt
- * @arg USART_IT_ERR: Error interrupt
- * @arg USART_IT_PE: Parity Error interrupt
- * @retval The new state of __IT__ (TRUE or FALSE).
- */
- #define __HAL_USART_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28U) == 1U)? (__HANDLE__)->Instance->CR1:(((((uint32_t)(__IT__)) >> 28U) == 2U)? \
- (__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & (((uint32_t)(__IT__)) & USART_IT_MASK))
- /** @brief Macro to enable the USART's one bit sample method
- * @param __HANDLE__: specifies the USART Handle.
- * @retval None
- */
- #define __HAL_USART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
- /** @brief Macro to disable the USART's one bit sample method
- * @param __HANDLE__: specifies the USART Handle.
- * @retval None
- */
- #define __HAL_USART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
- /** @brief Enable USART
- * @param __HANDLE__: specifies the USART Handle.
- * USART Handle selects the USARTx peripheral (USART availability and x value depending on device).
- * @retval None
- */
- #define __HAL_USART_ENABLE(__HANDLE__) ( (__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
- /** @brief Disable USART
- * @param __HANDLE__: specifies the USART Handle.
- * USART Handle selects the USARTx peripheral (USART availability and x value depending on device).
- * @retval None
- */
- #define __HAL_USART_DISABLE(__HANDLE__) ( (__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
- /**
- * @}
- */
- /* Exported functions --------------------------------------------------------*/
- /** @addtogroup USART_Exported_Functions
- * @{
- */
- /** @addtogroup USART_Exported_Functions_Group1
- * @{
- */
- /* Initialization/de-initialization functions **********************************/
- HAL_StatusTypeDef HAL_USART_Init(USART_HandleTypeDef *husart);
- HAL_StatusTypeDef HAL_USART_DeInit(USART_HandleTypeDef *husart);
- void HAL_USART_MspInit(USART_HandleTypeDef *husart);
- void HAL_USART_MspDeInit(USART_HandleTypeDef *husart);
- /**
- * @}
- */
- /** @addtogroup USART_Exported_Functions_Group2
- * @{
- */
- /* IO operation functions *******************************************************/
- HAL_StatusTypeDef HAL_USART_Transmit(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size, uint32_t Timeout);
- HAL_StatusTypeDef HAL_USART_Receive(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
- HAL_StatusTypeDef HAL_USART_TransmitReceive(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
- HAL_StatusTypeDef HAL_USART_Transmit_IT(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size);
- HAL_StatusTypeDef HAL_USART_Receive_IT(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size);
- HAL_StatusTypeDef HAL_USART_TransmitReceive_IT(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
- HAL_StatusTypeDef HAL_USART_Transmit_DMA(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size);
- HAL_StatusTypeDef HAL_USART_Receive_DMA(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size);
- HAL_StatusTypeDef HAL_USART_TransmitReceive_DMA(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
- HAL_StatusTypeDef HAL_USART_DMAPause(USART_HandleTypeDef *husart);
- HAL_StatusTypeDef HAL_USART_DMAResume(USART_HandleTypeDef *husart);
- HAL_StatusTypeDef HAL_USART_DMAStop(USART_HandleTypeDef *husart);
- /* Transfer Abort functions */
- HAL_StatusTypeDef HAL_USART_Abort(USART_HandleTypeDef *husart);
- HAL_StatusTypeDef HAL_USART_Abort_IT(USART_HandleTypeDef *husart);
- void HAL_USART_IRQHandler(USART_HandleTypeDef *husart);
- void HAL_USART_TxCpltCallback(USART_HandleTypeDef *husart);
- void HAL_USART_TxHalfCpltCallback(USART_HandleTypeDef *husart);
- void HAL_USART_RxCpltCallback(USART_HandleTypeDef *husart);
- void HAL_USART_RxHalfCpltCallback(USART_HandleTypeDef *husart);
- void HAL_USART_TxRxCpltCallback(USART_HandleTypeDef *husart);
- void HAL_USART_ErrorCallback(USART_HandleTypeDef *husart);
- void HAL_USART_AbortCpltCallback (USART_HandleTypeDef *husart);
- /**
- * @}
- */
- /** @addtogroup USART_Exported_Functions_Group3
- * @{
- */
- /* Peripheral State functions ************************************************/
- HAL_USART_StateTypeDef HAL_USART_GetState(USART_HandleTypeDef *husart);
- uint32_t HAL_USART_GetError(USART_HandleTypeDef *husart);
- /**
- * @}
- */
- /**
- * @}
- */
- /* Private types -------------------------------------------------------------*/
- /* Private variables ---------------------------------------------------------*/
- /* Private constants ---------------------------------------------------------*/
- /** @defgroup USART_Private_Constants USART Private Constants
- * @{
- */
- /** @brief USART interruptions flag mask
- *
- */
- #define USART_IT_MASK ((uint32_t) USART_CR1_PEIE | USART_CR1_TXEIE | USART_CR1_TCIE | USART_CR1_RXNEIE | \
- USART_CR1_IDLEIE | USART_CR2_LBDIE | USART_CR3_CTSIE | USART_CR3_EIE )
- #define USART_CR1_REG_INDEX 1U
- #define USART_CR2_REG_INDEX 2U
- #define USART_CR3_REG_INDEX 3U
- /**
- * @}
- */
- /* Private macros ------------------------------------------------------------*/
- /** @defgroup USART_Private_Macros USART Private Macros
- * @{
- */
- #define IS_USART_NACK_STATE(NACK) (((NACK) == USART_NACK_ENABLE) || \
- ((NACK) == USART_NACK_DISABLE))
- #define IS_USART_LASTBIT(LASTBIT) (((LASTBIT) == USART_LASTBIT_DISABLE) || \
- ((LASTBIT) == USART_LASTBIT_ENABLE))
- #define IS_USART_PHASE(CPHA) (((CPHA) == USART_PHASE_1EDGE) || ((CPHA) == USART_PHASE_2EDGE))
- #define IS_USART_POLARITY(CPOL) (((CPOL) == USART_POLARITY_LOW) || ((CPOL) == USART_POLARITY_HIGH))
- #define IS_USART_CLOCK(CLOCK) (((CLOCK) == USART_CLOCK_DISABLE) || \
- ((CLOCK) == USART_CLOCK_ENABLE))
- #define IS_USART_WORD_LENGTH(LENGTH) (((LENGTH) == USART_WORDLENGTH_8B) || \
- ((LENGTH) == USART_WORDLENGTH_9B))
- #define IS_USART_STOPBITS(STOPBITS) (((STOPBITS) == USART_STOPBITS_1) || \
- ((STOPBITS) == USART_STOPBITS_0_5) || \
- ((STOPBITS) == USART_STOPBITS_1_5) || \
- ((STOPBITS) == USART_STOPBITS_2))
- #define IS_USART_PARITY(PARITY) (((PARITY) == USART_PARITY_NONE) || \
- ((PARITY) == USART_PARITY_EVEN) || \
- ((PARITY) == USART_PARITY_ODD))
- #define IS_USART_MODE(MODE) ((((MODE) & 0xFFF3U) == 0x00U) && ((MODE) != 0x00U))
- #define IS_USART_BAUDRATE(BAUDRATE) ((BAUDRATE) < 10500001U)
- #define USART_DIV(_PCLK_, _BAUD_) (((_PCLK_)*25U)/(2U*(_BAUD_)))
- #define USART_DIVMANT(_PCLK_, _BAUD_) (USART_DIV((_PCLK_), (_BAUD_))/100U)
- #define USART_DIVFRAQ(_PCLK_, _BAUD_) (((USART_DIV((_PCLK_), (_BAUD_)) - (USART_DIVMANT((_PCLK_), (_BAUD_)) * 100U)) * 16U + 50U) / 100U)
- #define USART_BRR(_PCLK_, _BAUD_) ((USART_DIVMANT((_PCLK_), (_BAUD_)) << 4U)|(USART_DIVFRAQ((_PCLK_), (_BAUD_)) & 0x0FU))
- /**
- * @}
- */
- /* Private functions ---------------------------------------------------------*/
- /** @defgroup USART_Private_Functions USART Private Functions
- * @{
- */
- /**
- * @}
- */
- /**
- * @}
- */
- /**
- * @}
- */
-
- #ifdef __cplusplus
- }
- #endif
- #endif /* __STM32F4xx_HAL_USART_H */
- /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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