text: /**
    ******************************************************************************
    * @file    stm32f7xx_hal_smartcard_ex.h
    * @author  MCD Application Team
    * @version V1.1.0
    * @date    22-April-2016
    * @brief   Header file of SMARTCARD HAL module.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT(c) 2016 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_SMARTCARD_EX_H
  #define __STM32F7xx_HAL_SMARTCARD_EX_H
  
  #ifdef __cplusplus
   extern "C" {
  #endif
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32f7xx_hal_def.h"
  
  /** @addtogroup STM32F7xx_HAL_Driver
    * @{
    */
  
  /** @addtogroup SMARTCARDEx
    * @{
    */ 
  
  /* Exported types ------------------------------------------------------------*/
  /* Exported constants --------------------------------------------------------*/
  /* Exported macro ------------------------------------------------------------*/
     
  /** @brief  Reports the SMARTCARD clock source.
    * @param  __HANDLE__: specifies the USART Handle
    * @param  __CLOCKSOURCE__ : output variable   
    * @retval the USART clocking source, written in __CLOCKSOURCE__.
    */
  #define SMARTCARD_GETCLOCKSOURCE(__HANDLE__,__CLOCKSOURCE__) \
    do {                                                             \
      if((__HANDLE__)->Instance == USART1)                           \
      {                                                              \
         switch(__HAL_RCC_GET_USART1_SOURCE())                       \
         {                                                           \
          case RCC_USART1CLKSOURCE_PCLK2:                            \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_PCLK2;         \
            break;                                                   \
          case RCC_USART1CLKSOURCE_HSI:                              \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_HSI;           \
            break;                                                   \
          case RCC_USART1CLKSOURCE_SYSCLK:                           \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_SYSCLK;        \
            break;                                                   \
          case RCC_USART1CLKSOURCE_LSE:                              \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_LSE;           \
            break;                                                   \
          default:                                                   \
            break;                                                   \
         }                                                           \
      }                                                              \
      else if((__HANDLE__)->Instance == USART2)                      \
      {                                                              \
         switch(__HAL_RCC_GET_USART2_SOURCE())                       \
         {                                                           \
          case RCC_USART2CLKSOURCE_PCLK1:                            \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_PCLK1;         \
            break;                                                   \
          case RCC_USART2CLKSOURCE_HSI:                              \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_HSI;           \
            break;                                                   \
          case RCC_USART2CLKSOURCE_SYSCLK:                           \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_SYSCLK;        \
            break;                                                   \
          case RCC_USART2CLKSOURCE_LSE:                              \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_LSE;           \
            break;                                                   \
          default:                                                   \
            break;                                                   \
         }                                                           \
      }                                                              \
      else if((__HANDLE__)->Instance == USART3)                      \
      {                                                              \
         switch(__HAL_RCC_GET_USART3_SOURCE())                       \
         {                                                           \
          case RCC_USART3CLKSOURCE_PCLK1:                            \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_PCLK1;         \
            break;                                                   \
          case RCC_USART3CLKSOURCE_HSI:                              \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_HSI;           \
            break;                                                   \
          case RCC_USART3CLKSOURCE_SYSCLK:                           \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_SYSCLK;        \
            break;                                                   \
          case RCC_USART3CLKSOURCE_LSE:                              \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_LSE;           \
            break;                                                   \
          default:                                                   \
            break;                                                   \
         }                                                           \
      }                                                              \
      else if((__HANDLE__)->Instance == USART6)                      \
      {                                                              \
         switch(__HAL_RCC_GET_USART6_SOURCE())                       \
         {                                                           \
          case RCC_USART6CLKSOURCE_PCLK2:                            \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_PCLK2;         \
            break;                                                   \
          case RCC_USART6CLKSOURCE_HSI:                              \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_HSI;           \
            break;                                                   \
          case RCC_USART6CLKSOURCE_SYSCLK:                           \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_SYSCLK;        \
            break;                                                   \
          case RCC_USART6CLKSOURCE_LSE:                              \
            (__CLOCKSOURCE__) = SMARTCARD_CLOCKSOURCE_LSE;           \
            break;                                                   \
          default:                                                   \
            break;                                                   \
         }                                                           \
      }                                                              \
      } while(0)
  
  /* Exported functions --------------------------------------------------------*/
  /* Initialization and de-initialization functions  ****************************/
  /* IO operation functions *****************************************************/
  /* Peripheral Control functions ***********************************************/
  void HAL_SMARTCARDEx_BlockLength_Config(SMARTCARD_HandleTypeDef *hsc, uint8_t BlockLength);
  void HAL_SMARTCARDEx_TimeOut_Config(SMARTCARD_HandleTypeDef *hsc, uint32_t TimeOutValue);
  HAL_StatusTypeDef HAL_SMARTCARDEx_EnableReceiverTimeOut(SMARTCARD_HandleTypeDef *hsc);
  HAL_StatusTypeDef HAL_SMARTCARDEx_DisableReceiverTimeOut(SMARTCARD_HandleTypeDef *hsc);
  
  /* Peripheral State and Error functions ***************************************/
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */
    
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* __STM32F7xx_HAL_SMARTCARD_EX_H */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  