/**
  ******************************************************************************
  * @file    stm32l1xx_hal_smartcard.h
  * @author  MCD Application Team
  * @brief   This file contains all the functions prototypes for the SMARTCARD 
  *          firmware library.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; 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 __STM32L1xx_HAL_SMARTCARD_H
#define __STM32L1xx_HAL_SMARTCARD_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32l1xx_hal_def.h"

/** @addtogroup STM32L1xx_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) / (16 * (hsmartcard->Init.BaudRate)))
                                           - FractionalDivider = ((IntegerDivider - ((uint32_t) IntegerDivider)) * 16) + 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. The value given in the register
                                           (5 significant bits) is multiplied by 2 to give the division factor of
                                           the source clock frequency;
                                           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 */

  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_Codes SMARTCARD Error Codes
  * @{
  */
#define HAL_SMARTCARD_ERROR_NONE      (0x00U)    /*!< No error            */
#define HAL_SMARTCARD_ERROR_PE        (0x01U)    /*!< Parity error        */
#define HAL_SMARTCARD_ERROR_NE        (0x02U)    /*!< Noise error         */
#define HAL_SMARTCARD_ERROR_FE        (0x04U)    /*!< frame error         */
#define HAL_SMARTCARD_ERROR_ORE       (0x08U)    /*!< Overrun error       */
#define HAL_SMARTCARD_ERROR_DMA       (0x10U)    /*!< 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                   (0x00000000U)
#define SMARTCARD_POLARITY_HIGH                  ((uint32_t)USART_CR2_CPOL)
/**
  * @}
  */ 

/** @defgroup SMARTCARD_Clock_Phase SMARTCARD Clock Phase
  * @{
  */
#define SMARTCARD_PHASE_1EDGE                    (0x00000000U)
#define SMARTCARD_PHASE_2EDGE                    ((uint32_t)USART_CR2_CPHA)
/**
  * @}
  */

/** @defgroup SMARTCARD_Last_Bit  SMARTCARD Last Bit
  * @{
  */
#define SMARTCARD_LASTBIT_DISABLE                (0x00000000U)
#define SMARTCARD_LASTBIT_ENABLE                 ((uint32_t)USART_CR2_LBCL)
/**
  * @}
  */

/** @defgroup SMARTCARD_OneBit_Sampling SMARTCARD One Bit Sampling Method
  * @{
  */
#define SMARTCARD_ONE_BIT_SAMPLE_DISABLE    (0x00000000U)
#define SMARTCARD_ONE_BIT_SAMPLE_ENABLE     ((uint32_t)USART_CR3_ONEBIT)
/**
  * @}
  */

/** @defgroup SMARTCARD_NACK_State   SMARTCARD NACK State
  * @{
  */
#define SMARTCARD_NACK_ENABLE                     ((uint32_t)USART_CR3_NACK)
#define SMARTCARD_NACK_DISABLE                    (0x00000000U)
/**
  * @}
  */

/** @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         (0x00000001U)          /*!< SYSCLK divided by 2 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV4         (0x00000002U)          /*!< SYSCLK divided by 4 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV6         (0x00000003U)          /*!< SYSCLK divided by 6 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV8         (0x00000004U)          /*!< SYSCLK divided by 8 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV10        (0x00000005U)          /*!< SYSCLK divided by 10 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV12        (0x00000006U)          /*!< SYSCLK divided by 12 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV14        (0x00000007U)          /*!< SYSCLK divided by 14 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV16        (0x00000008U)          /*!< SYSCLK divided by 16 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV18        (0x00000009U)          /*!< SYSCLK divided by 18 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV20        (0x0000000AU)          /*!< SYSCLK divided by 20 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV22        (0x0000000BU)          /*!< SYSCLK divided by 22 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV24        (0x0000000CU)          /*!< SYSCLK divided by 24 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV26        (0x0000000DU)          /*!< SYSCLK divided by 26 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV28        (0x0000000EU)          /*!< SYSCLK divided by 28 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV30        (0x0000000FU)          /*!< SYSCLK divided by 30 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV32        (0x00000010U)          /*!< SYSCLK divided by 32 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV34        (0x00000011U)          /*!< SYSCLK divided by 34 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV36        (0x00000012U)          /*!< SYSCLK divided by 36 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV38        (0x00000013U)          /*!< SYSCLK divided by 38 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV40        (0x00000014U)          /*!< SYSCLK divided by 40 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV42        (0x00000015U)          /*!< SYSCLK divided by 42 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV44        (0x00000016U)          /*!< SYSCLK divided by 44 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV46        (0x00000017U)          /*!< SYSCLK divided by 46 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV48        (0x00000018U)          /*!< SYSCLK divided by 48 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV50        (0x00000019U)          /*!< SYSCLK divided by 50 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV52        (0x0000001AU)          /*!< SYSCLK divided by 52 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV54        (0x0000001BU)          /*!< SYSCLK divided by 54 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV56        (0x0000001CU)          /*!< SYSCLK divided by 56 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV58        (0x0000001DU)          /*!< SYSCLK divided by 58 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV60        (0x0000001EU)          /*!< SYSCLK divided by 60 */
#define SMARTCARD_PRESCALER_SYSCLK_DIV62        (0x0000001FU)          /*!< 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)USART_SR_TXE)
#define SMARTCARD_FLAG_TC                       ((uint32_t)USART_SR_TC)
#define SMARTCARD_FLAG_RXNE                     ((uint32_t)USART_SR_RXNE)
#define SMARTCARD_FLAG_IDLE                     ((uint32_t)USART_SR_IDLE)
#define SMARTCARD_FLAG_ORE                      ((uint32_t)USART_SR_ORE)
#define SMARTCARD_FLAG_NE                       ((uint32_t)USART_SR_NE)
#define SMARTCARD_FLAG_FE                       ((uint32_t)USART_SR_FE)
#define SMARTCARD_FLAG_PE                       ((uint32_t)USART_SR_PE)
/**
  * @}
  */

/** @defgroup SMARTCARD_Interrupt_definition     SMARTCARD Interrupts Definition
  *        Elements values convention: 0xY000XXXX
  *           - XXXX  : Interrupt mask (16 bits) in the Y register
  *           - Y  : Interrupt source register (4 bits)
  *                 - 0001: CR1 register
  *                 - 0010: 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.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @retval None
  */
#define __HAL_SMARTCARD_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SMARTCARD_STATE_RESET)

/** @brief  Flush the Smartcard DR register 
  * @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_FLUSH_DRREGISTER(__HANDLE__) ((__HANDLE__)->Instance->DR)
    
/** @brief  Check whether the specified Smartcard flag is set or not.
  * @param  __HANDLE__: specifies the SMARTCARD Handle.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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  Clear the specified Smartcard pending flags.
  * @param  __HANDLE__: specifies the SMARTCARD Handle.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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.
  * @retval None
  *   
  * @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.
  *   
  * @retval None
  */
#define __HAL_SMARTCARD_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__))

/** @brief  Clear the SMARTCARD PE pending flag.
  * @param  __HANDLE__: specifies the USART Handle.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @retval None
  */
#define __HAL_SMARTCARD_CLEAR_IDLEFLAG(__HANDLE__) __HAL_SMARTCARD_CLEAR_PEFLAG(__HANDLE__)

/** @brief  Enable the specified SmartCard interrupt.
  * @param  __HANDLE__: specifies the SMARTCARD Handle.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @param  __INTERRUPT__: specifies the SMARTCARD interrupt to enable.
  *          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)
  * @retval None
  */
#define __HAL_SMARTCARD_ENABLE_IT(__HANDLE__, __INTERRUPT__)   ((((__INTERRUPT__) >> 28) == SMARTCARD_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & SMARTCARD_IT_MASK)): \
                                                               ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & SMARTCARD_IT_MASK)))

/** @brief  Disable the specified SmartCard interrupts.
  * @param  __HANDLE__: specifies the SMARTCARD Handle.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @param  __INTERRUPT__: specifies the SMARTCARD interrupt to disable.
  *          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_DISABLE_IT(__HANDLE__, __INTERRUPT__)  ((((__INTERRUPT__) >> 28) == SMARTCARD_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & SMARTCARD_IT_MASK)): \
                                                               ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & SMARTCARD_IT_MASK)))

/** @brief  Check whether the specified SmartCard interrupt has occurred or not.
  * @param  __HANDLE__: specifies the SMARTCARD Handle.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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) == SMARTCARD_CR1_REG_INDEX)? (__HANDLE__)->Instance->CR1: (__HANDLE__)->Instance->CR3) & (((uint32_t)(__IT__)) & SMARTCARD_IT_MASK))

/** @brief  Enables the SMARTCARD one bit sample method
  * @param  __HANDLE__: specifies the SMARTCARD Handle.  
  * @retval None
  */     
#define __HAL_SMARTCARD_ONE_BIT_SAMPLE_ENABLE(__HANDLE__)  (SET_BIT((__HANDLE__)->Instance->CR3, (USART_CR3_ONEBIT)))

/** @brief  Disables the SMARTCARD one bit sample method
  * @param  __HANDLE__: specifies the SMARTCARD Handle.  
  * @retval None
  */      
#define __HAL_SMARTCARD_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) (CLEAR_BIT((__HANDLE__)->Instance->CR3, (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__)               (SET_BIT((__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__)              (CLEAR_BIT((__HANDLE__)->Instance->CR1, USART_CR1_UE))

/** @brief  Enable the SmartCard DMA request.
  * @param  __HANDLE__: specifies the SmartCard Handle.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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
  * @retval None
  */
#define __HAL_SMARTCARD_DMA_REQUEST_ENABLE(__HANDLE__, __REQUEST__)    (SET_BIT((__HANDLE__)->Instance->CR3, (__REQUEST__)))

/** @brief  Disable the SmartCard DMA request.
  * @param  __HANDLE__: specifies the SmartCard Handle.
  *         SMARTCARD Handle selects the USARTx peripheral (USART availability and x value depending on device).
  * @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
  * @retval None
  */
#define __HAL_SMARTCARD_DMA_REQUEST_DISABLE(__HANDLE__, __REQUEST__)   (CLEAR_BIT((__HANDLE__)->Instance->CR3, (__REQUEST__)))


/**
  * @}
  */


/* Private macros --------------------------------------------------------*/
/** @defgroup SMARTCARD_Private_Macros   SMARTCARD Private Macros
  * @{
  */

#define SMARTCARD_CR1_REG_INDEX                 1    
#define SMARTCARD_CR3_REG_INDEX                 3    

#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)
/* UART BRR = mantissa + overflow + fraction
            = (UART DIVMANT << 4) + (UART DIVFRAQ & 0xF0) + (UART DIVFRAQ & 0x0F) */
#define SMARTCARD_BRR(_PCLK_, _BAUD_)            (((SMARTCARD_DIVMANT((_PCLK_), (_BAUD_)) << 4) + \
                                                  (SMARTCARD_DIVFRAQ((_PCLK_), (_BAUD_)) & 0xF0)) + \
                                                  (SMARTCARD_DIVFRAQ((_PCLK_), (_BAUD_)) & 0x0F))

/** Check the Baud rate range.
  *         The maximum Baud Rate is derived from the maximum clock on APB (i.e. 32 MHz) 
  *         divided by the smallest oversampling used on the USART (i.e. 16) 
  *         __BAUDRATE__: Baud rate set by the configuration function.
  * Return : TRUE or FALSE
  */ 
#define IS_SMARTCARD_BAUDRATE(__BAUDRATE__) ((__BAUDRATE__) < 2000001)

#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)SMARTCARD_MODE_TX_RX))) == 0x00U) && \
                                             ((MODE) != 0x00000000U))

#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_ONE_BIT_SAMPLE(ONEBIT) (((ONEBIT) == SMARTCARD_ONE_BIT_SAMPLE_DISABLE) || \
                                             ((ONEBIT) == SMARTCARD_ONE_BIT_SAMPLE_ENABLE))

#define IS_SMARTCARD_NACK_STATE(NACK)       (((NACK) == SMARTCARD_NACK_ENABLE) || \
                                             ((NACK) == SMARTCARD_NACK_DISABLE))

#define IS_SMARTCARD_PRESCALER(PRESCALER)   (((PRESCALER) >= SMARTCARD_PRESCALER_SYSCLK_DIV2) && \
                                             ((PRESCALER) <= SMARTCARD_PRESCALER_SYSCLK_DIV62) )

/** 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 )


/**
  * @}
  */


/* Exported functions --------------------------------------------------------*/

/** @addtogroup SMARTCARD_Exported_Functions SMARTCARD Exported Functions
  * @{
  */
  
/** @addtogroup SMARTCARD_Exported_Functions_Group1 Initialization and de-initialization functions 
  * @{
  */

/* Initialization/de-initialization functions  **********************************/
HAL_StatusTypeDef HAL_SMARTCARD_Init(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 
  * @{
  */

/* 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 and Errors functions 
  * @{
  */

/* Peripheral State and Errors functions functions  *****************************/
HAL_SMARTCARD_StateTypeDef HAL_SMARTCARD_GetState(SMARTCARD_HandleTypeDef *hsc);
uint32_t                   HAL_SMARTCARD_GetError(SMARTCARD_HandleTypeDef *hsc);

/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */ 

/**
  * @}
  */

#ifdef __cplusplus
}
#endif

#endif /* __STM32L1xx_HAL_SMARTCARD_H */

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