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mbed/TARGET_NUCLEO_F401RE/stm32f4xx_hal_smartcard.h 29.4 KB
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  /**
    ******************************************************************************
    * @file    stm32f4xx_hal_smartcard.h
    * @author  MCD Application Team
    * @version V1.4.1
    * @date    09-October-2015
    * @brief   Header file of SMARTCARD 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 __STM32F4xx_HAL_SMARTCARD_H
  #define __STM32F4xx_HAL_SMARTCARD_H
  
  #ifdef __cplusplus
   extern "C" {
  #endif
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32f4xx_hal_def.h"
  
  /** @addtogroup STM32F4xx_HAL_Driver
    * @{
    */
  
  /** @addtogroup SMARTCARD
    * @{
    */
  
  /* Exported types ------------------------------------------------------------*/ 
  /** @defgroup SMARTCARD_Exported_Types SMARTCARD Exported Types
    * @{
    */
  
  /** 
    * @brief SMARTCARD Init Structure definition
    */
  typedef struct
  {
    uint32_t BaudRate;                  /*!< This member configures the SmartCard communication baud rate.
                                             The baud rate is computed using the following formula:
                                             - IntegerDivider = ((PCLKx) / (8 * (hirda->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 SMARTCARD_Word_Length */
  
    uint32_t StopBits;                  /*!< Specifies the number of stop bits transmitted.
                                             This parameter can be a value of @ref SMARTCARD_Stop_Bits */
  
    uint32_t Parity;                   /*!< Specifies the parity mode.
                                             This parameter can be a value of @ref SMARTCARD_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 SMARTCARD_Mode */
  
    uint32_t CLKPolarity;               /*!< Specifies the steady state of the serial clock.
                                             This parameter can be a value of @ref SMARTCARD_Clock_Polarity */
  
    uint32_t CLKPhase;                  /*!< Specifies the clock transition on which the bit capture is made.
                                             This parameter can be a value of @ref SMARTCARD_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 SMARTCARD_Last_Bit */
  
    uint32_t Prescaler;                 /*!< Specifies the SmartCard Prescaler value used for dividing the system clock 
                                             to provide the smartcard clock
                                             This parameter can be a value of @ref SMARTCARD_Prescaler */
    
    uint32_t GuardTime;                 /*!< Specifies the SmartCard Guard Time value in terms of number of baud clocks
                                             The value given in the register (5 significant bits) is multiplied by 2 
                                             to give the division factor of the source clock frequency */
  
    uint32_t NACKState;                 /*!< Specifies the SmartCard NACK Transmission state.
                                             This parameter can be a value of @ref SmartCard_NACK_State */
  }SMARTCARD_InitTypeDef;
  
  /** 
    * @brief HAL State structures definition
    */
  typedef enum
  {
    HAL_SMARTCARD_STATE_RESET             = 0x00,    /*!< Peripheral is not yet Initialized                  */
    HAL_SMARTCARD_STATE_READY             = 0x01,    /*!< Peripheral Initialized and ready for use           */
    HAL_SMARTCARD_STATE_BUSY              = 0x02,    /*!< an internal process is ongoing                     */
    HAL_SMARTCARD_STATE_BUSY_TX           = 0x12,    /*!< Data Transmission process is ongoing               */
    HAL_SMARTCARD_STATE_BUSY_RX           = 0x22,    /*!< Data Reception process is ongoing                  */
    HAL_SMARTCARD_STATE_BUSY_TX_RX        = 0x32,    /*!< Data Transmission and Reception process is ongoing */ 
    HAL_SMARTCARD_STATE_TIMEOUT           = 0x03,    /*!< Timeout state                                      */
    HAL_SMARTCARD_STATE_ERROR             = 0x04     /*!< Error                                              */
  }HAL_SMARTCARD_StateTypeDef;
  
  /** 
    * @brief  SMARTCARD handle Structure definition
    */
  typedef struct
  {
    USART_TypeDef                    *Instance;        /* USART registers base address */
  
    SMARTCARD_InitTypeDef            Init;             /* SmartCard communication parameters */
  
    uint8_t                          *pTxBuffPtr;      /* Pointer to SmartCard Tx transfer Buffer */
  
    uint16_t                         TxXferSize;       /* SmartCard Tx Transfer size */
  
    uint16_t                         TxXferCount;      /* SmartCard Tx Transfer Counter */
  
    uint8_t                          *pRxBuffPtr;      /* Pointer to SmartCard Rx transfer Buffer */
  
    uint16_t                         RxXferSize;       /* SmartCard Rx Transfer size */
  
    uint16_t                         RxXferCount;      /* SmartCard Rx Transfer Counter */
  
    DMA_HandleTypeDef                *hdmatx;          /* SmartCard Tx DMA Handle parameters */
  
    DMA_HandleTypeDef                *hdmarx;          /* SmartCard Rx DMA Handle parameters */
  
    HAL_LockTypeDef                  Lock;             /* Locking object */
  
    __IO HAL_SMARTCARD_StateTypeDef  State;            /* SmartCard communication state */
  
    __IO uint32_t  ErrorCode;                          /* SmartCard Error code */
  
  }SMARTCARD_HandleTypeDef;
  
  /**
    * @}
    */
  
  /* Exported constants --------------------------------------------------------*/
  /** @defgroup SMARTCARD_Exported_Constants  SMARTCARD Exported constants
    * @{
    */
  /** @defgroup SMARTCARD_Error_Code SMARTCARD Error Code
    * @brief    SMARTCARD Error Code 
    * @{
    */ 
  #define HAL_SMARTCARD_ERROR_NONE         ((uint32_t)0x00000000)   /*!< No error            */
  #define HAL_SMARTCARD_ERROR_PE           ((uint32_t)0x00000001)   /*!< Parity error        */
  #define HAL_SMARTCARD_ERROR_NE           ((uint32_t)0x00000002)   /*!< Noise error         */
  #define HAL_SMARTCARD_ERROR_FE           ((uint32_t)0x00000004)   /*!< Frame error         */
  #define HAL_SMARTCARD_ERROR_ORE          ((uint32_t)0x00000008)   /*!< Overrun error       */
  #define HAL_SMARTCARD_ERROR_DMA          ((uint32_t)0x00000010)   /*!< DMA transfer error  */
  /**
    * @}
    */
  
  /** @defgroup SMARTCARD_Word_Length SMARTCARD Word Length
    * @{
    */
  #define SMARTCARD_WORDLENGTH_9B                  ((uint32_t)USART_CR1_M)
  /**
    * @}
    */
  
  /** @defgroup SMARTCARD_Stop_Bits SMARTCARD Number of Stop Bits
    * @{
    */
  #define SMARTCARD_STOPBITS_0_5                   ((uint32_t)USART_CR2_STOP_0)
  #define SMARTCARD_STOPBITS_1_5                   ((uint32_t)(USART_CR2_STOP_0 | USART_CR2_STOP_1))
  /**
    * @}
    */
  
  /** @defgroup SMARTCARD_Parity SMARTCARD Parity
    * @{
    */
  #define SMARTCARD_PARITY_EVEN                    ((uint32_t)USART_CR1_PCE)
  #define SMARTCARD_PARITY_ODD                     ((uint32_t)(USART_CR1_PCE | USART_CR1_PS)) 
  /**
    * @}
    */
  
  /** @defgroup SMARTCARD_Mode SMARTCARD Mode
    * @{
    */
  #define SMARTCARD_MODE_RX                        ((uint32_t)USART_CR1_RE)
  #define SMARTCARD_MODE_TX                        ((uint32_t)USART_CR1_TE)
  #define SMARTCARD_MODE_TX_RX                     ((uint32_t)(USART_CR1_TE |USART_CR1_RE))
  /**
    * @}
    */
  
  /** @defgroup SMARTCARD_Clock_Polarity SMARTCARD Clock Polarity
    * @{
    */
  #define SMARTCARD_POLARITY_LOW                   ((uint32_t)0x00000000)
  #define SMARTCARD_POLARITY_HIGH                  ((uint32_t)USART_CR2_CPOL)
  /**
    * @}
    */ 
  
  /** @defgroup SMARTCARD_Clock_Phase  SMARTCARD Clock Phase
    * @{
    */
  #define SMARTCARD_PHASE_1EDGE                    ((uint32_t)0x00000000)
  #define SMARTCARD_PHASE_2EDGE                    ((uint32_t)USART_CR2_CPHA)
  /**
    * @}
    */
  
  /** @defgroup SMARTCARD_Last_Bit  SMARTCARD Last Bit
    * @{
    */
  #define SMARTCARD_LASTBIT_DISABLE                ((uint32_t)0x00000000)
  #define SMARTCARD_LASTBIT_ENABLE                 ((uint32_t)USART_CR2_LBCL)
  /**
    * @}
    */
  
  /** @defgroup SmartCard_NACK_State  SMARTCARD NACK State
    * @{
    */
  #define SMARTCARD_NACK_ENABLE                  ((uint32_t)USART_CR3_NACK)
  #define SMARTCARD_NACK_DISABLE                 ((uint32_t)0x00000000)
  /**
    * @}
    */
  
  /** @defgroup SmartCard_DMA_Requests   SMARTCARD DMA requests
    * @{
    */
  #define SMARTCARD_DMAREQ_TX                    ((uint32_t)USART_CR3_DMAT)
  #define SMARTCARD_DMAREQ_RX                    ((uint32_t)USART_CR3_DMAR)
  /**
    * @}
    */
  
  /** @defgroup SMARTCARD_Prescaler SMARTCARD Prescaler
    * @{
    */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV2         ((uint32_t)0x00000001)          /*!< SYSCLK divided by 2 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV4         ((uint32_t)0x00000002)          /*!< SYSCLK divided by 4 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV6         ((uint32_t)0x00000003)          /*!< SYSCLK divided by 6 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV8         ((uint32_t)0x00000004)          /*!< SYSCLK divided by 8 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV10        ((uint32_t)0x00000005)          /*!< SYSCLK divided by 10 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV12        ((uint32_t)0x00000006)          /*!< SYSCLK divided by 12 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV14        ((uint32_t)0x00000007)          /*!< SYSCLK divided by 14 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV16        ((uint32_t)0x00000008)          /*!< SYSCLK divided by 16 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV18        ((uint32_t)0x00000009)          /*!< SYSCLK divided by 18 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV20        ((uint32_t)0x0000000A)          /*!< SYSCLK divided by 20 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV22        ((uint32_t)0x0000000B)          /*!< SYSCLK divided by 22 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV24        ((uint32_t)0x0000000C)          /*!< SYSCLK divided by 24 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV26        ((uint32_t)0x0000000D)          /*!< SYSCLK divided by 26 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV28        ((uint32_t)0x0000000E)          /*!< SYSCLK divided by 28 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV30        ((uint32_t)0x0000000F)          /*!< SYSCLK divided by 30 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV32        ((uint32_t)0x00000010)          /*!< SYSCLK divided by 32 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV34        ((uint32_t)0x00000011)          /*!< SYSCLK divided by 34 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV36        ((uint32_t)0x00000012)          /*!< SYSCLK divided by 36 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV38        ((uint32_t)0x00000013)          /*!< SYSCLK divided by 38 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV40        ((uint32_t)0x00000014)          /*!< SYSCLK divided by 40 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV42        ((uint32_t)0x00000015)          /*!< SYSCLK divided by 42 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV44        ((uint32_t)0x00000016)          /*!< SYSCLK divided by 44 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV46        ((uint32_t)0x00000017)          /*!< SYSCLK divided by 46 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV48        ((uint32_t)0x00000018)          /*!< SYSCLK divided by 48 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV50        ((uint32_t)0x00000019)          /*!< SYSCLK divided by 50 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV52        ((uint32_t)0x0000001A)          /*!< SYSCLK divided by 52 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV54        ((uint32_t)0x0000001B)          /*!< SYSCLK divided by 54 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV56        ((uint32_t)0x0000001C)          /*!< SYSCLK divided by 56 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV58        ((uint32_t)0x0000001D)          /*!< SYSCLK divided by 58 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV60        ((uint32_t)0x0000001E)          /*!< SYSCLK divided by 60 */
  #define SMARTCARD_PRESCALER_SYSCLK_DIV62        ((uint32_t)0x0000001F)          /*!< SYSCLK divided by 62 */
  /**
    * @}
    */
  
  /** @defgroup SmartCard_Flags SMARTCARD Flags
    *        Elements values convention: 0xXXXX
    *           - 0xXXXX  : Flag mask in the SR register
    * @{
    */
  #define SMARTCARD_FLAG_TXE                       ((uint32_t)0x00000080)
  #define SMARTCARD_FLAG_TC                        ((uint32_t)0x00000040)
  #define SMARTCARD_FLAG_RXNE                      ((uint32_t)0x00000020)
  #define SMARTCARD_FLAG_IDLE                      ((uint32_t)0x00000010)
  #define SMARTCARD_FLAG_ORE                       ((uint32_t)0x00000008)
  #define SMARTCARD_FLAG_NE                        ((uint32_t)0x00000004)
  #define SMARTCARD_FLAG_FE                        ((uint32_t)0x00000002)
  #define SMARTCARD_FLAG_PE                        ((uint32_t)0x00000001)
  /**
    * @}
    */
  
  /** @defgroup SmartCard_Interrupt_definition SMARTCARD Interrupts Definition
    *        Elements values convention: 0xY000XXXX
    *           - XXXX  : Interrupt mask in the XX register
    *           - Y  : Interrupt source register (2bits)
    *                 - 01: CR1 register
    *                 - 10: CR3 register
    * @{
    */
  #define SMARTCARD_IT_PE                         ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28 | USART_CR1_PEIE))
  #define SMARTCARD_IT_TXE                        ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28 | USART_CR1_TXEIE))
  #define SMARTCARD_IT_TC                         ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28 | USART_CR1_TCIE))
  #define SMARTCARD_IT_RXNE                       ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28 | USART_CR1_RXNEIE))
  #define SMARTCARD_IT_IDLE                       ((uint32_t)(SMARTCARD_CR1_REG_INDEX << 28 | USART_CR1_IDLEIE))
  #define SMARTCARD_IT_ERR                        ((uint32_t)(SMARTCARD_CR3_REG_INDEX << 28 | USART_CR3_EIE))
  /**
    * @}
    */
  
  /**
    * @}
    */
    
  /* Exported macro ------------------------------------------------------------*/
  /** @defgroup SMARTCARD_Exported_Macros SMARTCARD Exported Macros
    * @{
    */
  
  /** @brief Reset SMARTCARD handle state
    * @param  __HANDLE__: specifies the SMARTCARD Handle.
    * @retval None
    */
  #define __HAL_SMARTCARD_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SMARTCARD_STATE_RESET)
  
  /** @brief  Flushs the Smartcard DR register 
    * @param  __HANDLE__: specifies the SMARTCARD Handle.
    */
  #define __HAL_SMARTCARD_FLUSH_DRREGISTER(__HANDLE__) ((__HANDLE__)->Instance->DR)
      
  /** @brief  Checks whether the specified Smartcard flag is set or not.
    * @param  __HANDLE__: specifies the SMARTCARD Handle.
    * @param  __FLAG__: specifies the flag to check.
    *        This parameter can be one of the following values:
    *            @arg SMARTCARD_FLAG_TXE:  Transmit data register empty flag
    *            @arg SMARTCARD_FLAG_TC:   Transmission Complete flag
    *            @arg SMARTCARD_FLAG_RXNE: Receive data register not empty flag
    *            @arg SMARTCARD_FLAG_IDLE: Idle Line detection flag
    *            @arg SMARTCARD_FLAG_ORE:  Overrun Error flag
    *            @arg SMARTCARD_FLAG_NE:   Noise Error flag
    *            @arg SMARTCARD_FLAG_FE:   Framing Error flag
    *            @arg SMARTCARD_FLAG_PE:   Parity Error flag
    * @retval The new state of __FLAG__ (TRUE or FALSE).
    */
  #define __HAL_SMARTCARD_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
  
  /** @brief  Clears the specified Smartcard pending flags.
    * @param  __HANDLE__: specifies the SMARTCARD Handle.
    * @param  __FLAG__: specifies the flag to check.
    *          This parameter can be any combination of the following values:
    *            @arg SMARTCARD_FLAG_TC:   Transmission Complete flag.
    *            @arg SMARTCARD_FLAG_RXNE: Receive data register not empty flag.
    *   
    * @note   PE (Parity error), FE (Framing error), NE (Noise error) and ORE (Overrun 
    *          error) 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.
    */
  #define __HAL_SMARTCARD_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__))
  
  /** @brief  Clear the SMARTCARD PE pending flag.
    * @param  __HANDLE__: specifies the USART Handle.
    *         This parameter can be USARTx where x: 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or 
    *         UART peripheral.
    * @retval None
    */
  #define __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)     \
    do{                                                \
      __IO uint32_t tmpreg;                            \
      tmpreg = (__HANDLE__)->Instance->SR;             \
      tmpreg = (__HANDLE__)->Instance->DR;             \
      UNUSED(tmpreg);                                  \
    } while(0)
                                                     
  /** @brief  Clear the SMARTCARD FE pending flag.
    * @param  __HANDLE__: specifies the USART Handle.
    *         This parameter can be USARTx where x: 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or 
    *         UART peripheral.
    * @retval None
    */
  #define __HAL_SMARTCARD_CLEAR_FEFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)
  
  /** @brief  Clear the SMARTCARD NE pending flag.
    * @param  __HANDLE__: specifies the USART Handle.
    *         This parameter can be USARTx where x: 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or 
    *         UART peripheral.
    * @retval None
    */
  #define __HAL_SMARTCARD_CLEAR_NEFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)
  
  /** @brief  Clear the SMARTCARD ORE pending flag.
    * @param  __HANDLE__: specifies the USART Handle.
    *         This parameter can be USARTx where x: 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or 
    *         UART peripheral.
    * @retval None
    */
  #define __HAL_SMARTCARD_CLEAR_OREFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)
  
  /** @brief  Clear the SMARTCARD IDLE pending flag.
    * @param  __HANDLE__: specifies the USART Handle.
    *         This parameter can be USARTx where x: 1, 2, 3, 4, 5, 6, 7 or 8 to select the USART or 
    *         UART peripheral.
    * @retval None
    */
  #define __HAL_SMARTCARD_CLEAR_IDLEFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)
  
  
  /** @brief  Enables or disables the specified SmartCard interrupts.
    * @param  __HANDLE__: specifies the SMARTCARD Handle.
    * @param  __INTERRUPT__: specifies the SMARTCARD interrupt source to check.
    *          This parameter can be one of the following values:
    *            @arg SMARTCARD_IT_TXE:  Transmit Data Register empty interrupt
    *            @arg SMARTCARD_IT_TC:   Transmission complete interrupt
    *            @arg SMARTCARD_IT_RXNE: Receive Data register not empty interrupt
    *            @arg SMARTCARD_IT_IDLE: Idle line detection interrupt
    *            @arg SMARTCARD_IT_PE:   Parity Error interrupt
    *            @arg SMARTCARD_IT_ERR:  Error interrupt(Frame error, noise error, overrun error)
    */
  #define __HAL_SMARTCARD_ENABLE_IT(__HANDLE__, __INTERRUPT__)   ((((__INTERRUPT__) >> 28) == 1)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & SMARTCARD_IT_MASK)): \
                                                                   ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & SMARTCARD_IT_MASK)))
  #define __HAL_SMARTCARD_DISABLE_IT(__HANDLE__, __INTERRUPT__)  ((((__INTERRUPT__) >> 28) == 1)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & SMARTCARD_IT_MASK)): \
                                                                   ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & SMARTCARD_IT_MASK)))
  
  /** @brief  Checks whether the specified SmartCard interrupt has occurred or not.
    * @param  __HANDLE__: specifies the SmartCard Handle.
    * @param  __IT__: specifies the SMARTCARD interrupt source to check.
    *          This parameter can be one of the following values:
    *            @arg SMARTCARD_IT_TXE: Transmit Data Register empty interrupt
    *            @arg SMARTCARD_IT_TC:  Transmission complete interrupt
    *            @arg SMARTCARD_IT_RXNE: Receive Data register not empty interrupt
    *            @arg SMARTCARD_IT_IDLE: Idle line detection interrupt
    *            @arg SMARTCARD_IT_ERR: Error interrupt
    *            @arg SMARTCARD_IT_PE: Parity Error interrupt
    * @retval The new state of __IT__ (TRUE or FALSE).
    */
  #define __HAL_SMARTCARD_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28) == 1)? (__HANDLE__)->Instance->CR1: (__HANDLE__)->Instance->CR3) & (((uint32_t)(__IT__)) & SMARTCARD_IT_MASK))
  
  /** @brief  Macro to enable the SMARTCARD's one bit sample method
    * @param  __HANDLE__: specifies the SMARTCARD Handle.  
    * @retval None
    */     
  #define __HAL_SMARTCARD_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
  
  /** @brief  Macro to disable the SMARTCARD's one bit sample method
    * @param  __HANDLE__: specifies the SMARTCARD Handle.  
    * @retval None
    */      
  #define __HAL_SMARTCARD_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
  
  /** @brief  Enable the USART associated to the SMARTCARD Handle
    * @param  __HANDLE__: specifies the SMARTCARD Handle.
    *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
    * @retval None
    */
  #define __HAL_SMARTCARD_ENABLE(__HANDLE__)  ((__HANDLE__)->Instance->CR1 |=  USART_CR1_UE)
  
  /** @brief  Disable the USART associated to the SMARTCARD Handle
    * @param  __HANDLE__: specifies the SMARTCARD Handle.
    *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
    * @retval None
    */
  #define __HAL_SMARTCARD_DISABLE(__HANDLE__)  ((__HANDLE__)->Instance->CR1 &=  ~USART_CR1_UE)
  
  /** @brief  Macros to enable or disable the SmartCard DMA request.
    * @param  __HANDLE__: specifies the SmartCard Handle.
    * @param  __REQUEST__: specifies the SmartCard DMA request.
    *          This parameter can be one of the following values:
    *            @arg SMARTCARD_DMAREQ_TX: SmartCard DMA transmit request
    *            @arg SMARTCARD_DMAREQ_RX: SmartCard DMA receive request
    */
  #define __HAL_SMARTCARD_DMA_REQUEST_ENABLE(__HANDLE__, __REQUEST__)    ((__HANDLE__)->Instance->CR3 |=  (__REQUEST__))
  #define __HAL_SMARTCARD_DMA_REQUEST_DISABLE(__HANDLE__, __REQUEST__)   ((__HANDLE__)->Instance->CR3 &=  ~(__REQUEST__))
  
  /**
    * @}
    */
  
  /* Exported functions --------------------------------------------------------*/
  /** @addtogroup SMARTCARD_Exported_Functions
    * @{
    */
    
  /** @addtogroup SMARTCARD_Exported_Functions_Group1
    * @{
    */
  /* Initialization/de-initialization functions  **********************************/
  HAL_StatusTypeDef HAL_SMARTCARD_Init(SMARTCARD_HandleTypeDef *hsc);
  HAL_StatusTypeDef HAL_SMARTCARD_ReInit(SMARTCARD_HandleTypeDef *hsc);
  HAL_StatusTypeDef HAL_SMARTCARD_DeInit(SMARTCARD_HandleTypeDef *hsc);
  void HAL_SMARTCARD_MspInit(SMARTCARD_HandleTypeDef *hsc);
  void HAL_SMARTCARD_MspDeInit(SMARTCARD_HandleTypeDef *hsc);
  /**
    * @}
    */
  
  /** @addtogroup SMARTCARD_Exported_Functions_Group2
    * @{
    */
  /* IO operation functions *******************************************************/
  HAL_StatusTypeDef HAL_SMARTCARD_Transmit(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  HAL_StatusTypeDef HAL_SMARTCARD_Receive(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size, uint32_t Timeout);
  HAL_StatusTypeDef HAL_SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size);
  HAL_StatusTypeDef HAL_SMARTCARD_Receive_IT(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size);
  HAL_StatusTypeDef HAL_SMARTCARD_Transmit_DMA(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size);
  HAL_StatusTypeDef HAL_SMARTCARD_Receive_DMA(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size);
  void HAL_SMARTCARD_IRQHandler(SMARTCARD_HandleTypeDef *hsc);
  void HAL_SMARTCARD_TxCpltCallback(SMARTCARD_HandleTypeDef *hsc);
  void HAL_SMARTCARD_RxCpltCallback(SMARTCARD_HandleTypeDef *hsc);
  void HAL_SMARTCARD_ErrorCallback(SMARTCARD_HandleTypeDef *hsc);
  /**
    * @}
    */
  
  /** @addtogroup SMARTCARD_Exported_Functions_Group3
    * @{
    */
  /* Peripheral State functions  **************************************************/
  HAL_SMARTCARD_StateTypeDef HAL_SMARTCARD_GetState(SMARTCARD_HandleTypeDef *hsc);
  uint32_t HAL_SMARTCARD_GetError(SMARTCARD_HandleTypeDef *hsc);
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */
  /* Private types -------------------------------------------------------------*/
  /* Private variables ---------------------------------------------------------*/
  /* Private constants ---------------------------------------------------------*/
  /** @defgroup SMARTCARD_Private_Constants SMARTCARD Private Constants
    * @{
    */
  
  /** @brief SMARTCARD interruptions flag mask
    * 
    */ 
  #define SMARTCARD_IT_MASK   ((uint32_t) USART_CR1_PEIE | USART_CR1_TXEIE | USART_CR1_TCIE | USART_CR1_RXNEIE | \
                                          USART_CR1_IDLEIE | USART_CR3_EIE )
  #define SMARTCARD_DIV(_PCLK_, _BAUD_)              (((_PCLK_)*25)/(4*(_BAUD_)))
  #define SMARTCARD_DIVMANT(_PCLK_, _BAUD_)          (SMARTCARD_DIV((_PCLK_), (_BAUD_))/100)
  #define SMARTCARD_DIVFRAQ(_PCLK_, _BAUD_)          (((SMARTCARD_DIV((_PCLK_), (_BAUD_)) - (SMARTCARD_DIVMANT((_PCLK_), (_BAUD_)) * 100)) * 16 + 50) / 100)
  #define SMARTCARD_BRR(_PCLK_, _BAUD_)              ((SMARTCARD_DIVMANT((_PCLK_), (_BAUD_)) << 4)|(SMARTCARD_DIVFRAQ((_PCLK_), (_BAUD_)) & 0x0F))
  
  #define SMARTCARD_CR1_REG_INDEX                 1    
  #define SMARTCARD_CR3_REG_INDEX                 3
  /**
    * @}
    */
  
  /* Private macros --------------------------------------------------------*/
  /** @defgroup SMARTCARD_Private_Macros   SMARTCARD Private Macros
    * @{
    */
  #define IS_SMARTCARD_WORD_LENGTH(LENGTH) ((LENGTH) == SMARTCARD_WORDLENGTH_9B)
  #define IS_SMARTCARD_STOPBITS(STOPBITS) (((STOPBITS) == SMARTCARD_STOPBITS_0_5) || \
                                           ((STOPBITS) == SMARTCARD_STOPBITS_1_5))
  #define IS_SMARTCARD_PARITY(PARITY) (((PARITY) == SMARTCARD_PARITY_EVEN) || \
                                       ((PARITY) == SMARTCARD_PARITY_ODD))
  #define IS_SMARTCARD_MODE(MODE) ((((MODE) & (uint32_t)0x0000FFF3) == 0x00) && ((MODE) != (uint32_t)0x000000))
  #define IS_SMARTCARD_POLARITY(CPOL) (((CPOL) == SMARTCARD_POLARITY_LOW) || ((CPOL) == SMARTCARD_POLARITY_HIGH))
  #define IS_SMARTCARD_PHASE(CPHA) (((CPHA) == SMARTCARD_PHASE_1EDGE) || ((CPHA) == SMARTCARD_PHASE_2EDGE))
  #define IS_SMARTCARD_LASTBIT(LASTBIT) (((LASTBIT) == SMARTCARD_LASTBIT_DISABLE) || \
                                         ((LASTBIT) == SMARTCARD_LASTBIT_ENABLE))
  #define IS_SMARTCARD_NACK_STATE(NACK) (((NACK) == SMARTCARD_NACK_ENABLE) || \
                                         ((NACK) == SMARTCARD_NACK_DISABLE))
  #define IS_SMARTCARD_BAUDRATE(BAUDRATE) ((BAUDRATE) < 10500001)
  /**
    * @}
    */
  
  /* Private functions ---------------------------------------------------------*/
  /** @defgroup SMARTCARD_Private_Functions SMARTCARD Private Functions
    * @{
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* __STM32F4xx_HAL_SMARTCARD_H */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/