/** | |
****************************************************************************** | |
* @file stm32f4xx_hal_usart.h | |
* @author MCD Application Team | |
* @version V1.7.0 | |
* @date 17-February-2017 | |
* @brief Header file of USART HAL module. | |
****************************************************************************** | |
* @attention | |
* | |
* <h2><center>© COPYRIGHT(c) 2017 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_USART_H | |
#define __STM32F4xx_HAL_USART_H | |
#ifdef __cplusplus | |
extern "C" { | |
#endif | |
/* Includes ------------------------------------------------------------------*/ | |
#include "stm32f4xx_hal_def.h" | |
/** @addtogroup STM32F4xx_HAL_Driver | |
* @{ | |
*/ | |
/** @addtogroup USART | |
* @{ | |
*/ | |
/* Exported types ------------------------------------------------------------*/ | |
/** @defgroup USART_Exported_Types USART Exported Types | |
* @{ | |
*/ | |
/** | |
* @brief USART Init Structure definition | |
*/ | |
typedef struct | |
{ | |
uint32_t BaudRate; /*!< This member configures the Usart communication baud rate. | |
The baud rate is computed using the following formula: | |
- IntegerDivider = ((PCLKx) / (8 * (husart->Init.BaudRate))) | |
- FractionalDivider = ((IntegerDivider - ((uint32_t) IntegerDivider)) * 8) + 0.5 */ | |
uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame. | |
This parameter can be a value of @ref USART_Word_Length */ | |
uint32_t StopBits; /*!< Specifies the number of stop bits transmitted. | |
This parameter can be a value of @ref USART_Stop_Bits */ | |
uint32_t Parity; /*!< Specifies the parity mode. | |
This parameter can be a value of @ref USART_Parity | |
@note When parity is enabled, the computed parity is inserted | |
at the MSB position of the transmitted data (9th bit when | |
the word length is set to 9 data bits; 8th bit when the | |
word length is set to 8 data bits). */ | |
uint32_t Mode; /*!< Specifies whether the Receive or Transmit mode is enabled or disabled. | |
This parameter can be a value of @ref USART_Mode */ | |
uint32_t CLKPolarity; /*!< Specifies the steady state of the serial clock. | |
This parameter can be a value of @ref USART_Clock_Polarity */ | |
uint32_t CLKPhase; /*!< Specifies the clock transition on which the bit capture is made. | |
This parameter can be a value of @ref USART_Clock_Phase */ | |
uint32_t CLKLastBit; /*!< Specifies whether the clock pulse corresponding to the last transmitted | |
data bit (MSB) has to be output on the SCLK pin in synchronous mode. | |
This parameter can be a value of @ref USART_Last_Bit */ | |
}USART_InitTypeDef; | |
/** | |
* @brief HAL State structures definition | |
*/ | |
typedef enum | |
{ | |
HAL_USART_STATE_RESET = 0x00U, /*!< Peripheral is not yet Initialized */ | |
HAL_USART_STATE_READY = 0x01U, /*!< Peripheral Initialized and ready for use */ | |
HAL_USART_STATE_BUSY = 0x02U, /*!< an internal process is ongoing */ | |
HAL_USART_STATE_BUSY_TX = 0x12U, /*!< Data Transmission process is ongoing */ | |
HAL_USART_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing */ | |
HAL_USART_STATE_BUSY_TX_RX = 0x32U, /*!< Data Transmission Reception process is ongoing */ | |
HAL_USART_STATE_TIMEOUT = 0x03U, /*!< Timeout state */ | |
HAL_USART_STATE_ERROR = 0x04U /*!< Error */ | |
}HAL_USART_StateTypeDef; | |
/** | |
* @brief USART handle Structure definition | |
*/ | |
typedef struct | |
{ | |
USART_TypeDef *Instance; /* USART registers base address */ | |
USART_InitTypeDef Init; /* Usart communication parameters */ | |
uint8_t *pTxBuffPtr; /* Pointer to Usart Tx transfer Buffer */ | |
uint16_t TxXferSize; /* Usart Tx Transfer size */ | |
__IO uint16_t TxXferCount; /* Usart Tx Transfer Counter */ | |
uint8_t *pRxBuffPtr; /* Pointer to Usart Rx transfer Buffer */ | |
uint16_t RxXferSize; /* Usart Rx Transfer size */ | |
__IO uint16_t RxXferCount; /* Usart Rx Transfer Counter */ | |
DMA_HandleTypeDef *hdmatx; /* Usart Tx DMA Handle parameters */ | |
DMA_HandleTypeDef *hdmarx; /* Usart Rx DMA Handle parameters */ | |
HAL_LockTypeDef Lock; /* Locking object */ | |
__IO HAL_USART_StateTypeDef State; /* Usart communication state */ | |
__IO uint32_t ErrorCode; /* USART Error code */ | |
}USART_HandleTypeDef; | |
/** | |
* @} | |
*/ | |
/* Exported constants --------------------------------------------------------*/ | |
/** @defgroup USART_Exported_Constants USART Exported Constants | |
* @{ | |
*/ | |
/** @defgroup USART_Error_Code USART Error Code | |
* @brief USART Error Code | |
* @{ | |
*/ | |
#define HAL_USART_ERROR_NONE 0x00000000U /*!< No error */ | |
#define HAL_USART_ERROR_PE 0x00000001U /*!< Parity error */ | |
#define HAL_USART_ERROR_NE 0x00000002U /*!< Noise error */ | |
#define HAL_USART_ERROR_FE 0x00000004U /*!< Frame error */ | |
#define HAL_USART_ERROR_ORE 0x00000008U /*!< Overrun error */ | |
#define HAL_USART_ERROR_DMA 0x00000010U /*!< DMA transfer error */ | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Word_Length USART Word Length | |
* @{ | |
*/ | |
#define USART_WORDLENGTH_8B 0x00000000U | |
#define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M) | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Stop_Bits USART Number of Stop Bits | |
* @{ | |
*/ | |
#define USART_STOPBITS_1 0x00000000U | |
#define USART_STOPBITS_0_5 ((uint32_t)USART_CR2_STOP_0) | |
#define USART_STOPBITS_2 ((uint32_t)USART_CR2_STOP_1) | |
#define USART_STOPBITS_1_5 ((uint32_t)(USART_CR2_STOP_0 | USART_CR2_STOP_1)) | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Parity USART Parity | |
* @{ | |
*/ | |
#define USART_PARITY_NONE 0x00000000U | |
#define USART_PARITY_EVEN ((uint32_t)USART_CR1_PCE) | |
#define USART_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS)) | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Mode USART Mode | |
* @{ | |
*/ | |
#define USART_MODE_RX ((uint32_t)USART_CR1_RE) | |
#define USART_MODE_TX ((uint32_t)USART_CR1_TE) | |
#define USART_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE)) | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Clock USART Clock | |
* @{ | |
*/ | |
#define USART_CLOCK_DISABLE 0x00000000U | |
#define USART_CLOCK_ENABLE ((uint32_t)USART_CR2_CLKEN) | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Clock_Polarity USART Clock Polarity | |
* @{ | |
*/ | |
#define USART_POLARITY_LOW 0x00000000U | |
#define USART_POLARITY_HIGH ((uint32_t)USART_CR2_CPOL) | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Clock_Phase USART Clock Phase | |
* @{ | |
*/ | |
#define USART_PHASE_1EDGE 0x00000000U | |
#define USART_PHASE_2EDGE ((uint32_t)USART_CR2_CPHA) | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Last_Bit USART Last Bit | |
* @{ | |
*/ | |
#define USART_LASTBIT_DISABLE 0x00000000U | |
#define USART_LASTBIT_ENABLE ((uint32_t)USART_CR2_LBCL) | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_NACK_State USART NACK State | |
* @{ | |
*/ | |
#define USART_NACK_ENABLE ((uint32_t)USART_CR3_NACK) | |
#define USART_NACK_DISABLE 0x00000000U | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Flags USART Flags | |
* Elements values convention: 0xXXXX | |
* - 0xXXXX : Flag mask in the SR register | |
* @{ | |
*/ | |
#define USART_FLAG_TXE 0x00000080U | |
#define USART_FLAG_TC 0x00000040U | |
#define USART_FLAG_RXNE 0x00000020U | |
#define USART_FLAG_IDLE 0x00000010U | |
#define USART_FLAG_ORE 0x00000008U | |
#define USART_FLAG_NE 0x00000004U | |
#define USART_FLAG_FE 0x00000002U | |
#define USART_FLAG_PE 0x00000001U | |
/** | |
* @} | |
*/ | |
/** @defgroup USART_Interrupt_definition USART Interrupts Definition | |
* Elements values convention: 0xY000XXXX | |
* - XXXX : Interrupt mask in the XX register | |
* - Y : Interrupt source register (2bits) | |
* - 01: CR1 register | |
* - 10: CR2 register | |
* - 11: CR3 register | |
* | |
* @{ | |
*/ | |
#define USART_IT_PE ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_PEIE)) | |
#define USART_IT_TXE ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_TXEIE)) | |
#define USART_IT_TC ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_TCIE)) | |
#define USART_IT_RXNE ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_RXNEIE)) | |
#define USART_IT_IDLE ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_IDLEIE)) | |
#define USART_IT_LBD ((uint32_t)(USART_CR2_REG_INDEX << 28U | USART_CR2_LBDIE)) | |
#define USART_IT_CTS ((uint32_t)(USART_CR3_REG_INDEX << 28U | USART_CR3_CTSIE)) | |
#define USART_IT_ERR ((uint32_t)(USART_CR3_REG_INDEX << 28U | USART_CR3_EIE)) | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/* Exported macro ------------------------------------------------------------*/ | |
/** @defgroup USART_Exported_Macros USART Exported Macros | |
* @{ | |
*/ | |
/** @brief Reset USART handle state | |
* @param __HANDLE__: specifies the USART Handle. | |
* This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral. | |
* @retval None | |
*/ | |
#define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_USART_STATE_RESET) | |
/** @brief Checks whether the specified Smartcard flag is set 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 __FLAG__: specifies the flag to check. | |
* This parameter can be one of the following values: | |
* @arg USART_FLAG_TXE: Transmit data register empty flag | |
* @arg USART_FLAG_TC: Transmission Complete flag | |
* @arg USART_FLAG_RXNE: Receive data register not empty flag | |
* @arg USART_FLAG_IDLE: Idle Line detection flag | |
* @arg USART_FLAG_ORE: Overrun Error flag | |
* @arg USART_FLAG_NE: Noise Error flag | |
* @arg USART_FLAG_FE: Framing Error flag | |
* @arg USART_FLAG_PE: Parity Error flag | |
* @retval The new state of __FLAG__ (TRUE or FALSE). | |
*/ | |
#define __HAL_USART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__)) | |
/** @brief Clears the specified Smartcard pending flags. | |
* @param __HANDLE__: specifies the USART Handle. | |
* This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral. | |
* @param __FLAG__: specifies the flag to check. | |
* This parameter can be any combination of the following values: | |
* @arg USART_FLAG_TC: Transmission Complete flag. | |
* @arg USART_FLAG_RXNE: Receive data register not empty flag. | |
* | |
* @note PE (Parity error), FE (Framing error), NE (Noise error), ORE (Overrun | |
* error) and IDLE (Idle line detected) flags are cleared by software | |
* sequence: a read operation to USART_SR register followed by a read | |
* operation to USART_DR register. | |
* @note RXNE flag can be also cleared by a read to the USART_DR register. | |
* @note TC flag can be also cleared by software sequence: a read operation to | |
* USART_SR register followed by a write operation to USART_DR register. | |
* @note TXE flag is cleared only by a write to the USART_DR register. | |
* | |
* @retval None | |
*/ | |
#define __HAL_USART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__)) | |
/** @brief Clear the USART PE pending flag. | |
* @param __HANDLE__: specifies the USART Handle. | |
* This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral. | |
* @retval None | |
*/ | |
#define __HAL_USART_CLEAR_PEFLAG(__HANDLE__) \ | |
do{ \ | |
__IO uint32_t tmpreg = 0x00U; \ | |
tmpreg = (__HANDLE__)->Instance->SR; \ | |
tmpreg = (__HANDLE__)->Instance->DR; \ | |
UNUSED(tmpreg); \ | |
} while(0U) | |
/** @brief Clear the USART FE pending flag. | |
* @param __HANDLE__: specifies the USART Handle. | |
* This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral. | |
* @retval None | |
*/ | |
#define __HAL_USART_CLEAR_FEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__) | |
/** @brief Clear the USART NE pending flag. | |
* @param __HANDLE__: specifies the USART Handle. | |
* This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral. | |
* @retval None | |
*/ | |
#define __HAL_USART_CLEAR_NEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__) | |
/** @brief Clear the UART ORE pending flag. | |
* @param __HANDLE__: specifies the USART Handle. | |
* This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral. | |
* @retval None | |
*/ | |
#define __HAL_USART_CLEAR_OREFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__) | |
/** @brief Clear the USART IDLE pending flag. | |
* @param __HANDLE__: specifies the USART Handle. | |
* This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral. | |
* @retval None | |
*/ | |
#define __HAL_USART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__) | |
/** @brief Enables or disables the specified USART interrupts. | |
* @param __HANDLE__: specifies the USART Handle. | |
* This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral. | |
* @param __INTERRUPT__: 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_PE: Parity Error interrupt | |
* @arg USART_IT_ERR: Error interrupt(Frame error, noise error, overrun error) | |
* This parameter can be: ENABLE or DISABLE. | |
* @retval None | |
*/ | |
#define __HAL_USART_ENABLE_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))) | |
#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****/ |