mbed library sources

Dependents:   Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more

Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_hal_usart.h

Committer:
mbed_official
Date:
2015-08-14
Revision:
610:813dcc80987e
Parent:
573:ad23fe03a082

File content as of revision 610:813dcc80987e:

/**
  ******************************************************************************
  * @file    stm32f7xx_hal_usart.h
  * @author  MCD Application Team
  * @version V1.0.1
  * @date    25-June-2015
  * @brief   Header file of USART HAL module.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */ 

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F7xx_HAL_USART_H
#define __STM32F7xx_HAL_USART_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32f7xx_hal_def.h"

/** @addtogroup STM32F7xx_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:
                                              Baud Rate Register = ((PCLKx) / ((huart->Init.BaudRate))) */

  uint32_t WordLength;                /*!< Specifies the number of data bits transmitted or received in a frame.
                                           This parameter can be a value of @ref USARTEx_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 OverSampling;              /*!< Specifies whether the Over sampling 8 is enabled or disabled, to achieve higher speed (up to fPCLK/8).
                                           This parameter can be a value of @ref USART_Over_Sampling */                                                                                        

  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 USART State structures definition
  */
typedef enum
{
  HAL_USART_STATE_RESET             = 0x00,    /*!< Peripheral is not initialized   */
  HAL_USART_STATE_READY             = 0x01,    /*!< Peripheral Initialized and ready for use */
  HAL_USART_STATE_BUSY              = 0x02,    /*!< an internal process is ongoing */
  HAL_USART_STATE_BUSY_TX           = 0x12,    /*!< Data Transmission process is ongoing */
  HAL_USART_STATE_BUSY_RX           = 0x22,    /*!< Data Reception process is ongoing */
  HAL_USART_STATE_BUSY_TX_RX        = 0x32,    /*!< Data Transmission Reception process is ongoing */
  HAL_USART_STATE_TIMEOUT           = 0x03,    /*!< Timeout state */
  HAL_USART_STATE_ERROR             = 0x04     /*!< Error */
}HAL_USART_StateTypeDef;


/**
  * @brief  USART clock sources definitions
  */
typedef enum
{
  USART_CLOCKSOURCE_PCLK1      = 0x00,    /*!< PCLK1 clock source  */
  USART_CLOCKSOURCE_PCLK2      = 0x01,    /*!< PCLK2 clock source  */
  USART_CLOCKSOURCE_HSI        = 0x02,    /*!< HSI clock source    */
  USART_CLOCKSOURCE_SYSCLK     = 0x04,    /*!< SYSCLK clock source */
  USART_CLOCKSOURCE_LSE        = 0x08,    /*!< LSE clock source       */
  USART_CLOCKSOURCE_UNDEFINED  = 0x10     /*!< Undefined clock source */
}USART_ClockSourceTypeDef;


/**
  * @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              */

  uint16_t                      TxXferCount;      /*!< USART Tx Transfer Counter           */

  uint8_t                       *pRxBuffPtr;      /*!< Pointer to USART Rx transfer Buffer */

  uint16_t                      RxXferSize;       /*!< USART Rx Transfer size              */

  uint16_t                      RxXferCount;      /*!< USART Rx Transfer Counter           */

  uint16_t                      Mask;             /*!< USART Rx RDR register mask          */

  DMA_HandleTypeDef             *hdmatx;          /*!< USART Tx DMA Handle parameters      */

  DMA_HandleTypeDef             *hdmarx;          /*!< USART Rx DMA Handle parameters      */

  HAL_LockTypeDef               Lock;            /*!<  Locking object                      */

  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         ((uint32_t)0x00000000)   /*!< No error            */
#define HAL_USART_ERROR_PE           ((uint32_t)0x00000001)   /*!< Parity error        */
#define HAL_USART_ERROR_NE           ((uint32_t)0x00000002)   /*!< Noise error         */
#define HAL_USART_ERROR_FE           ((uint32_t)0x00000004)   /*!< Frame error         */
#define HAL_USART_ERROR_ORE          ((uint32_t)0x00000008)   /*!< Overrun error       */
#define HAL_USART_ERROR_DMA          ((uint32_t)0x00000010)   /*!< DMA transfer error  */
/**
  * @}
  */

/** @defgroup USART_Stop_Bits  USART Number of Stop Bits
  * @{
  */
#define USART_STOPBITS_1                     ((uint32_t)0x0000)
#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                   ((uint32_t)0x0000)
#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_Over_Sampling USART Over Sampling
  * @{
  */
#define USART_OVERSAMPLING_16               ((uint32_t)0x0000)
#define USART_OVERSAMPLING_8                ((uint32_t)USART_CR1_OVER8)
/**
  * @}
  */
/** @defgroup USART_Clock  USART Clock
  * @{
  */
#define USART_CLOCK_DISABLE                 ((uint32_t)0x0000)
#define USART_CLOCK_ENABLE                  ((uint32_t)USART_CR2_CLKEN)
/**
  * @}
  */

/** @defgroup USART_Clock_Polarity  USART Clock Polarity
  * @{
  */
#define USART_POLARITY_LOW                  ((uint32_t)0x0000)
#define USART_POLARITY_HIGH                 ((uint32_t)USART_CR2_CPOL)
/**
  * @}
  */

/** @defgroup USART_Clock_Phase   USART Clock Phase
  * @{
  */
#define USART_PHASE_1EDGE                   ((uint32_t)0x0000)
#define USART_PHASE_2EDGE                   ((uint32_t)USART_CR2_CPHA)
/**
  * @}
  */

/** @defgroup USART_Last_Bit  USART Last Bit
  * @{
  */
#define USART_LASTBIT_DISABLE               ((uint32_t)0x0000)
#define USART_LASTBIT_ENABLE                ((uint32_t)USART_CR2_LBCL)
/**
  * @}
  */

/** @defgroup USART_Request_Parameters  USART Request Parameters
  * @{
  */
#define USART_RXDATA_FLUSH_REQUEST        ((uint32_t)USART_RQR_RXFRQ)        /*!< Receive Data flush Request */ 
#define USART_TXDATA_FLUSH_REQUEST        ((uint32_t)USART_RQR_TXFRQ)        /*!< Transmit data flush Request */
/**
  * @}
  */

/** @defgroup USART_Flags      USART Flags
  *        Elements values convention: 0xXXXX
  *           - 0xXXXX  : Flag mask in the ISR register
  * @{
  */
#define USART_FLAG_REACK                     ((uint32_t)0x00400000)
#define USART_FLAG_TEACK                     ((uint32_t)0x00200000)  
#define USART_FLAG_BUSY                      ((uint32_t)0x00010000)
#define USART_FLAG_CTS                       ((uint32_t)0x00000400)
#define USART_FLAG_CTSIF                     ((uint32_t)0x00000200)
#define USART_FLAG_LBDF                      ((uint32_t)0x00000100)
#define USART_FLAG_TXE                       ((uint32_t)0x00000080)
#define USART_FLAG_TC                        ((uint32_t)0x00000040)
#define USART_FLAG_RXNE                      ((uint32_t)0x00000020)
#define USART_FLAG_IDLE                      ((uint32_t)0x00000010)
#define USART_FLAG_ORE                       ((uint32_t)0x00000008)
#define USART_FLAG_NE                        ((uint32_t)0x00000004)
#define USART_FLAG_FE                        ((uint32_t)0x00000002)
#define USART_FLAG_PE                        ((uint32_t)0x00000001)
/**
  * @}
  */

/** @defgroup USART_Interrupt_definition USART Interrupts Definition
  *        Elements values convention: 0000ZZZZ0XXYYYYYb
  *           - YYYYY  : Interrupt source position in the XX register (5bits)
  *           - XX  : Interrupt source register (2bits)
  *                 - 01: CR1 register
  *                 - 10: CR2 register
  *                 - 11: CR3 register
  *           - ZZZZ  : Flag position in the ISR register(4bits)
  * @{
  */

#define USART_IT_PE                          ((uint16_t)0x0028)
#define USART_IT_TXE                         ((uint16_t)0x0727)
#define USART_IT_TC                          ((uint16_t)0x0626)
#define USART_IT_RXNE                        ((uint16_t)0x0525)
#define USART_IT_IDLE                        ((uint16_t)0x0424)
#define USART_IT_ERR                         ((uint16_t)0x0060)

#define USART_IT_ORE                         ((uint16_t)0x0300)
#define USART_IT_NE                          ((uint16_t)0x0200)
#define USART_IT_FE                          ((uint16_t)0x0100)
/**
  * @}
  */

/** @defgroup USART_IT_CLEAR_Flags    USART Interruption Clear Flags
  * @{
  */
#define USART_CLEAR_PEF                       USART_ICR_PECF            /*!< Parity Error Clear Flag */
#define USART_CLEAR_FEF                       USART_ICR_FECF            /*!< Framing Error Clear Flag */
#define USART_CLEAR_NEF                       USART_ICR_NCF             /*!< Noise detected Clear Flag */
#define USART_CLEAR_OREF                      USART_ICR_ORECF           /*!< OverRun Error Clear Flag */
#define USART_CLEAR_IDLEF                     USART_ICR_IDLECF          /*!< IDLE line detected Clear Flag */
#define USART_CLEAR_TCF                       USART_ICR_TCCF            /*!< Transmission Complete Clear Flag */
#define USART_CLEAR_CTSF                      USART_ICR_CTSCF           /*!< CTS Interrupt Clear Flag */
/**
  * @}
  */

/**
  * @}
  */

/* Exported macros -----------------------------------------------------------*/
/** @defgroup USART_Exported_Macros USART Exported Macros
  * @{
  */

/** @brief Reset USART handle state
  * @param  __HANDLE__: USART handle.
  * @retval None
  */
#define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__)  ((__HANDLE__)->State = HAL_USART_STATE_RESET)

/** @brief  Checks whether the specified USART flag is set or not.
  * @param  __HANDLE__: specifies the USART Handle
  * @param  __FLAG__: specifies the flag to check.
  *        This parameter can be one of the following values:
  *            @arg USART_FLAG_REACK: Receive enable acknowledge flag
  *            @arg USART_FLAG_TEACK: Transmit enable acknowledge flag
  *            @arg USART_FLAG_BUSY:  Busy flag
  *            @arg USART_FLAG_CTS:   CTS Change flag
  *            @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->ISR & (__FLAG__)) == (__FLAG__))


/** @brief  Enables the specified USART interrupt.
  * @param  __HANDLE__: specifies the USART Handle
  * @param  __INTERRUPT__: specifies the USART interrupt source to enable.
  *          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)
  * @retval None
  */
#define __HAL_USART_ENABLE_IT(__HANDLE__, __INTERRUPT__)   (((((uint8_t)(__INTERRUPT__)) >> 5U) == 1)? ((__HANDLE__)->Instance->CR1 |= (1U << ((__INTERRUPT__) & USART_IT_MASK))): \
                                                            ((((uint8_t)(__INTERRUPT__)) >> 5U) == 2)? ((__HANDLE__)->Instance->CR2 |= (1U << ((__INTERRUPT__) & USART_IT_MASK))): \
                                                            ((__HANDLE__)->Instance->CR3 |= (1U << ((__INTERRUPT__) & USART_IT_MASK))))

/** @brief  Disables the specified USART interrupt.
  * @param  __HANDLE__: specifies the USART Handle.
  * @param  __INTERRUPT__: specifies the USART interrupt source to disable.
  *          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)
  * @retval None
  */
#define __HAL_USART_DISABLE_IT(__HANDLE__, __INTERRUPT__)  (((((uint8_t)(__INTERRUPT__)) >> 5U) == 1)? ((__HANDLE__)->Instance->CR1 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK))): \
                                                            ((((uint8_t)(__INTERRUPT__)) >> 5U) == 2)? ((__HANDLE__)->Instance->CR2 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK))): \
                                                            ((__HANDLE__)->Instance->CR3 &= ~ (1U << ((__INTERRUPT__) & USART_IT_MASK))))


/** @brief  Checks whether the specified USART interrupt has occurred or not.
  * @param  __HANDLE__: specifies the USART Handle
  * @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_ORE: OverRun Error interrupt
  *            @arg USART_IT_NE: Noise Error interrupt
  *            @arg USART_IT_FE: Framing Error interrupt
  *            @arg USART_IT_PE: Parity Error interrupt
  * @retval The new state of __IT__ (TRUE or FALSE).
  */
#define __HAL_USART_GET_IT(__HANDLE__, __IT__) ((__HANDLE__)->Instance->ISR & ((uint32_t)1 << ((__IT__)>> 0x08)))

/** @brief  Checks whether the specified USART interrupt source is enabled.
  * @param  __HANDLE__: specifies the USART Handle.
  * @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_ORE: OverRun Error interrupt
  *            @arg USART_IT_NE: Noise Error interrupt
  *            @arg USART_IT_FE: Framing 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__) ((((((uint8_t)(__IT__)) >> 5) == 1)? (__HANDLE__)->Instance->CR1:(((((uint8_t)(__IT__)) >> 5) == 2)? \
                                                   (__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & ((uint32_t)1 << \
                                                   (((uint16_t)(__IT__)) & USART_IT_MASK)))


/** @brief  Clears the specified USART ISR flag, in setting the proper ICR register flag.
  * @param  __HANDLE__: specifies the USART Handle.
  * @param  __IT_CLEAR__: specifies the interrupt clear register flag that needs to be set
  *                       to clear the corresponding interrupt
  *          This parameter can be one of the following values:
  *            @arg USART_CLEAR_PEF: Parity Error Clear Flag
  *            @arg USART_CLEAR_FEF: Framing Error Clear Flag
  *            @arg USART_CLEAR_NEF: Noise detected Clear Flag
  *            @arg USART_CLEAR_OREF: OverRun Error Clear Flag
  *            @arg USART_CLEAR_IDLEF: IDLE line detected Clear Flag
  *            @arg USART_CLEAR_TCF: Transmission Complete Clear Flag
  *            @arg USART_CLEAR_CTSF: CTS Interrupt Clear Flag
  * @retval None
  */
#define __HAL_USART_CLEAR_IT(__HANDLE__, __IT_CLEAR__) ((__HANDLE__)->Instance->ICR = (uint32_t)(__IT_CLEAR__))

/** @brief  Set a specific USART request flag.
  * @param  __HANDLE__: specifies the USART Handle.
  * @param  __REQ__: specifies the request flag to set
  *          This parameter can be one of the following values:
  *            @arg USART_RXDATA_FLUSH_REQUEST: Receive Data flush Request
  *            @arg USART_TXDATA_FLUSH_REQUEST: Transmit data flush Request
  *
  * @retval None
  */
#define __HAL_USART_SEND_REQ(__HANDLE__, __REQ__) ((__HANDLE__)->Instance->RQR |= (uint16_t)(__REQ__)) 

/** @brief  Enable USART
  * @param  __HANDLE__: specifies the USART Handle.
  * @retval None
  */
#define __HAL_USART_ENABLE(__HANDLE__)                 ((__HANDLE__)->Instance->CR1 |=  USART_CR1_UE)

/** @brief  Disable USART
  * @param  __HANDLE__: specifies the USART Handle.
  * @retval None
  */
#define __HAL_USART_DISABLE(__HANDLE__)                ((__HANDLE__)->Instance->CR1 &=  ~USART_CR1_UE)

/**
  * @}
  */
/* Include UART HAL Extension module */
#include "stm32f7xx_hal_usart_ex.h"

/* 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);
HAL_StatusTypeDef HAL_USART_CheckIdleState(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);
void HAL_USART_IRQHandler(USART_HandleTypeDef *husart);
void HAL_USART_TxHalfCpltCallback(USART_HandleTypeDef *husart);
void HAL_USART_TxCpltCallback(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);

/**
  * @}
  */ 

/** @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                             ((uint16_t)0x001F)

/**
  * @}
  */
/* Private macros ------------------------------------------------------------*/
/** @defgroup USART_Private_Macros USART Private Macros
  * @{
  */
/** @brief  Reports the USART clock source.
  * @param  __HANDLE__: specifies the USART Handle
  * @param  __CLOCKSOURCE__ : output variable
  * @retval the USART clocking source, written in __CLOCKSOURCE__.
  */
#define USART_GETCLOCKSOURCE(__HANDLE__, __CLOCKSOURCE__)\
  do {                                                         \
    if((__HANDLE__)->Instance == USART1)                       \
    {                                                          \
       switch(__HAL_RCC_GET_USART1_SOURCE())                   \
       {                                                       \
        case RCC_USART1CLKSOURCE_PCLK2:                        \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK2;         \
          break;                                               \
        case RCC_USART1CLKSOURCE_HSI:                          \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
          break;                                               \
        case RCC_USART1CLKSOURCE_SYSCLK:                       \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
          break;                                               \
        case RCC_USART1CLKSOURCE_LSE:                          \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
          break;                                               \
        default:                                               \
          break;                                               \
       }                                                       \
    }                                                          \
    else if((__HANDLE__)->Instance == USART2)                  \
    {                                                          \
       switch(__HAL_RCC_GET_USART2_SOURCE())                   \
       {                                                       \
        case RCC_USART2CLKSOURCE_PCLK1:                        \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
          break;                                               \
        case RCC_USART2CLKSOURCE_HSI:                          \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
          break;                                               \
        case RCC_USART2CLKSOURCE_SYSCLK:                       \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
          break;                                               \
        case RCC_USART2CLKSOURCE_LSE:                          \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
          break;                                               \
        default:                                               \
          break;                                               \
       }                                                       \
    }                                                          \
    else if((__HANDLE__)->Instance == USART3)                  \
    {                                                          \
       switch(__HAL_RCC_GET_USART3_SOURCE())                   \
       {                                                       \
        case RCC_USART3CLKSOURCE_PCLK1:                        \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK1;         \
          break;                                               \
        case RCC_USART3CLKSOURCE_HSI:                          \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
          break;                                               \
        case RCC_USART3CLKSOURCE_SYSCLK:                       \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
          break;                                               \
        case RCC_USART3CLKSOURCE_LSE:                          \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
          break;                                               \
        default:                                               \
          break;                                               \
       }                                                       \
    }                                                          \
    else if((__HANDLE__)->Instance == USART6)                  \
    {                                                          \
       switch(__HAL_RCC_GET_USART6_SOURCE())                   \
       {                                                       \
        case RCC_USART6CLKSOURCE_PCLK2:                        \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_PCLK2;         \
          break;                                               \
        case RCC_USART6CLKSOURCE_HSI:                          \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_HSI;           \
          break;                                               \
        case RCC_USART6CLKSOURCE_SYSCLK:                       \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_SYSCLK;        \
          break;                                               \
        case RCC_USART6CLKSOURCE_LSE:                          \
          (__CLOCKSOURCE__) = USART_CLOCKSOURCE_LSE;           \
          break;                                               \
        default:                                               \
          break;                                               \
       }                                                       \
    }                                                          \
 } while(0)
  

#define IS_USART_STOPBITS(__STOPBITS__) (((__STOPBITS__) == USART_STOPBITS_1) || \
                                         ((__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__) & (uint32_t)0xFFFFFFF3) == 0x00) && ((__MODE__) != (uint32_t)0x00))
#define IS_USART_OVERSAMPLING(__SAMPLING__) (((__SAMPLING__) == USART_OVERSAMPLING_16) || \
                                             ((__SAMPLING__) == USART_OVERSAMPLING_8))
#define IS_USART_CLOCK(__CLOCK__)     (((__CLOCK__)== USART_CLOCK_DISABLE) || \
                                       ((__CLOCK__)== USART_CLOCK_ENABLE))
#define IS_USART_POLARITY(__CPOL__) (((__CPOL__) == USART_POLARITY_LOW) || ((__CPOL__) == USART_POLARITY_HIGH))
#define IS_USART_PHASE(__CPHA__) (((__CPHA__) == USART_PHASE_1EDGE) || ((__CPHA__) == USART_PHASE_2EDGE))
#define IS_USART_LASTBIT(__LASTBIT__) (((__LASTBIT__) == USART_LASTBIT_DISABLE) || \
                                       ((__LASTBIT__) == USART_LASTBIT_ENABLE))
#define IS_USART_REQUEST_PARAMETER(__PARAM__) (((__PARAM__) == USART_RXDATA_FLUSH_REQUEST) || \
                                               ((__PARAM__) == USART_TXDATA_FLUSH_REQUEST))   
#define IS_USART_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 9000001)

/**
  * @}
  */

/* Private functions ---------------------------------------------------------*/
/** @defgroup USART_Private_Functions USART Private Functions
  * @{
  */

/**
  * @}
  */

/**
  * @}
  */ 

/**
  * @}
  */
  
#ifdef __cplusplus
}
#endif

#endif /* __STM32F7xx_HAL_USART_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/