Ejemplo n.º 1
0
/**
  * @brief This function handles SMARTCARD interrupt request.
  * @param  hsc: pointer to a SMARTCARD_HandleTypeDef structure that contains
  *                the configuration information for SMARTCARD module.
  * @retval None
  */
void HAL_SMARTCARD_IRQHandler(SMARTCARD_HandleTypeDef *hsc)
{
  uint32_t tmp1 = 0, tmp2 = 0; 
  
  tmp1 = hsc->Instance->SR;  
  tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_PE);

  /* SMARTCARD parity error interrupt occured --------------------------------*/
  if(((tmp1 & SMARTCARD_FLAG_PE) != RESET) && (tmp2 != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_PEFLAG(hsc);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_PE;
  }
  
  tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR);
  /* SMARTCARD frame error interrupt occured ---------------------------------*/
  if(((tmp1 & SMARTCARD_FLAG_FE) != RESET) && (tmp2 != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_FEFLAG(hsc);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_FE;
  }
  
  tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR);
  /* SMARTCARD noise error interrupt occured ---------------------------------*/
  if(((tmp1 & SMARTCARD_FLAG_NE) != RESET) && (tmp2 != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_NEFLAG(hsc);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_NE;
  }

  tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR);
  /* SMARTCARD Over-Run interrupt occured ------------------------------------*/
  if(((tmp1 & SMARTCARD_FLAG_ORE) != RESET) && (tmp2 != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_OREFLAG(hsc);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_ORE;
  }
  
  tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_RXNE);
  /* SMARTCARD in mode Receiver ----------------------------------------------*/
  if(((tmp1 & SMARTCARD_FLAG_RXNE) != RESET) && (tmp2 != RESET))
  { 
    SMARTCARD_Receive_IT(hsc);
  }

  tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_TXE);
  /* SMARTCARD in mode Transmitter -------------------------------------------*/
  if(((tmp1 & SMARTCARD_FLAG_TXE) != RESET) && (tmp2 != RESET))
  {
    SMARTCARD_Transmit_IT(hsc);
  }
  
  /* Call the Error call Back in case of Errors */
  if(hsc->ErrorCode != HAL_SMARTCARD_ERROR_NONE)
  {
    /* Set the SMARTCARD state ready to be able to start again the process */
    hsc->State= HAL_SMARTCARD_STATE_READY;
    HAL_SMARTCARD_ErrorCallback(hsc);
  }
}
/**
  * @brief SMARTCARD interrupt requests handling.
  * @param hsc: SMARTCARD handle
  * @retval None
  */
void HAL_SMARTCARD_IRQHandler(SMARTCARD_HandleTypeDef *hsc)
{
  /* SMARTCARD parity error interrupt occurred -------------------------------*/
  if((__HAL_SMARTCARD_GET_IT(hsc, SMARTCARD_IT_PE) != RESET) && (__HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_PE) != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_IT(hsc, SMARTCARD_CLEAR_PEF);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_PE;
    /* Set the SMARTCARD state ready to be able to start again the process */
    hsc->State = HAL_SMARTCARD_STATE_READY;
  }
  
  /* SMARTCARD frame error interrupt occurred ---------------------------------*/
  if((__HAL_SMARTCARD_GET_IT(hsc, SMARTCARD_IT_FE) != RESET) && (__HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR) != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_IT(hsc, SMARTCARD_CLEAR_FEF);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_FE;
    /* Set the SMARTCARD state ready to be able to start again the process */
    hsc->State = HAL_SMARTCARD_STATE_READY;
  }
  
  /* SMARTCARD noise error interrupt occurred ---------------------------------*/
  if((__HAL_SMARTCARD_GET_IT(hsc, SMARTCARD_IT_NE) != RESET) && (__HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR) != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_IT(hsc, SMARTCARD_CLEAR_NEF);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_NE; 
    /* Set the SMARTCARD state ready to be able to start again the process */
    hsc->State = HAL_SMARTCARD_STATE_READY;
  }
  
  /* SMARTCARD Over-Run interrupt occurred ------------------------------------*/
  if((__HAL_SMARTCARD_GET_IT(hsc, SMARTCARD_IT_ORE) != RESET) && (__HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR) != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_IT(hsc, SMARTCARD_CLEAR_OREF);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_ORE; 
    /* Set the SMARTCARD state ready to be able to start again the process */
    hsc->State = HAL_SMARTCARD_STATE_READY;
  }
  
  /* SMARTCARD receiver timeout interrupt occurred ----------------------------*/
  if((__HAL_SMARTCARD_GET_IT(hsc, SMARTCARD_IT_RTO) != RESET) && (__HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_RTO) != RESET))
  { 
    __HAL_SMARTCARD_CLEAR_IT(hsc, SMARTCARD_CLEAR_RTOF);
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_RTO; 
    /* Set the SMARTCARD state ready to be able to start again the process */
    hsc->State = HAL_SMARTCARD_STATE_READY;
  }
  
  /* Call SMARTCARD Error Call back function if need be ----------------------*/
  if(hsc->ErrorCode != HAL_SMARTCARD_ERROR_NONE)
  {
    HAL_SMARTCARD_ErrorCallback(hsc);
  } 
  
  /* SMARTCARD in mode Receiver ----------------------------------------------*/
  if((__HAL_SMARTCARD_GET_IT(hsc, SMARTCARD_IT_RXNE) != RESET) && (__HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_RXNE) != RESET))
  { 
    SMARTCARD_Receive_IT(hsc);
    /* Clear RXNE interrupt flag */
    __HAL_SMARTCARD_SEND_REQ(hsc, SMARTCARD_RXDATA_FLUSH_REQUEST);
  }
  
  /* SMARTCARD in mode Receiver, end of block interruption -------------------*/
  if((__HAL_SMARTCARD_GET_IT(hsc, SMARTCARD_IT_EOB) != RESET) && (__HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_EOB) != RESET))
  { 
    hsc->State = HAL_SMARTCARD_STATE_READY;
    HAL_SMARTCARD_RxCpltCallback(hsc);
    /* Clear EOBF interrupt after HAL_SMARTCARD_RxCpltCallback() call for the End of Block information
    * to be available during HAL_SMARTCARD_RxCpltCallback() processing */
    __HAL_SMARTCARD_CLEAR_IT(hsc, SMARTCARD_CLEAR_EOBF);
  }  
  
  /* SMARTCARD in mode Transmitter -------------------------------------------*/
  if((__HAL_SMARTCARD_GET_IT(hsc, SMARTCARD_IT_TC) != RESET) && (__HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_TC) != RESET))
  {
    SMARTCARD_Transmit_IT(hsc);
  } 
} 
Ejemplo n.º 3
0
/**
  * @brief SMARTCARD interrupt requests handling.
  * @param hsc: SMARTCARD handle
  * @retval None
  */
void HAL_SMARTCARD_IRQHandler(SMARTCARD_HandleTypeDef *hsc)
{
  uint32_t isrflags   = READ_REG(hsc->Instance->ISR);
  uint32_t cr1its     = READ_REG(hsc->Instance->CR1);
  uint32_t cr3its     = READ_REG(hsc->Instance->CR3);
  uint32_t dmarequest = 0x00U;
  uint32_t errorflags = 0x00U;

  /* If no error occurs */
  errorflags = (isrflags & (uint32_t)(USART_ISR_PE | USART_ISR_FE | USART_ISR_ORE | USART_ISR_NE));
  if(errorflags == RESET)
  {
    /* SMARTCARD in mode Receiver -------------------------------------------------*/
    if(((isrflags & USART_ISR_RXNE) != RESET) && ((cr1its & USART_CR1_RXNEIE) != RESET))
    {
      SMARTCARD_Receive_IT(hsc);
      return;
    }
  }

  /* If some errors occur */
  if((errorflags != RESET) && ((cr3its & (USART_CR3_EIE | USART_CR1_PEIE)) != RESET))
  {
    /* SMARTCARD parity error interrupt occurred ---------------------------*/
    if(((isrflags & SMARTCARD_FLAG_PE) != RESET) && ((cr1its & USART_CR1_PEIE) != RESET))
    { 
      hsc->ErrorCode |= HAL_SMARTCARD_ERROR_PE;
    }

    /* SMARTCARD frame error interrupt occurred ----------------------------*/
    if(((isrflags & SMARTCARD_FLAG_FE) != RESET) && ((cr3its & USART_CR3_EIE) != RESET))
    { 
      hsc->ErrorCode |= HAL_SMARTCARD_ERROR_FE;
    }

    /* SMARTCARD noise error interrupt occurred ----------------------------*/
    if(((isrflags & SMARTCARD_FLAG_NE) != RESET) && ((cr3its & USART_CR3_EIE) != RESET))
    { 
      hsc->ErrorCode |= HAL_SMARTCARD_ERROR_NE;
    }

    /* SMARTCARD Over-Run interrupt occurred -------------------------------*/
    if(((isrflags & SMARTCARD_FLAG_ORE) != RESET) && ((cr3its & USART_CR3_EIE) != RESET))
    { 
      hsc->ErrorCode |= HAL_SMARTCARD_ERROR_ORE;
    }
    /* Call the Error call Back in case of Errors */
    if(hsc->ErrorCode != HAL_SMARTCARD_ERROR_NONE)
    {
      /* SMARTCARD in mode Receiver -----------------------------------------------*/
      if(((isrflags & USART_ISR_RXNE) != RESET) && ((cr1its & USART_CR1_RXNEIE) != RESET))
      {
        SMARTCARD_Receive_IT(hsc);
      }

      /* If Overrun error occurs, or if any error occurs in DMA mode reception,
         consider error as blocking */
      dmarequest = HAL_IS_BIT_SET(hsc->Instance->CR3, USART_CR3_DMAR);
      if(((hsc->ErrorCode & HAL_SMARTCARD_ERROR_ORE) != RESET) || dmarequest)
      {
        /* Blocking error : transfer is aborted
          Set the SMARTCARD state ready to be able to start again the process,
          Disable Rx Interrupts, and disable Rx DMA request, if ongoing */
        SMARTCARD_EndRxTransfer(hsc);
        /* Disable the SMARTCARD DMA Rx request if enabled */
        if (HAL_IS_BIT_SET(hsc->Instance->CR3, USART_CR3_DMAR))
        {
          CLEAR_BIT(hsc->Instance->CR3, USART_CR3_DMAR);

          /* Abort the SMARTCARD DMA Rx channel */
          if(hsc->hdmarx != NULL)
          {
            /* Set the SMARTCARD DMA Abort callback : 
              will lead to call HAL_SMARTCARD_ErrorCallback() at end of DMA abort procedure */
            hsc->hdmarx->XferAbortCallback = SMARTCARD_DMAAbortOnError;

           if(HAL_DMA_Abort_IT(hsc->hdmarx) != HAL_OK)
            {
              /* Call Directly XferAbortCallback function in case of error */
              hsc->hdmarx->XferAbortCallback(hsc->hdmarx);
            }
          }
          else
          {
            /* Call user error callback */
            HAL_SMARTCARD_ErrorCallback(hsc);
          }
        }
        else
        {
          /* Call user error callback */
          HAL_SMARTCARD_ErrorCallback(hsc);
        }
      }
      else
      {
        /* Call user error callback */
        HAL_SMARTCARD_ErrorCallback(hsc);
        hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE;
      }
    }
    return;
  } /* End if some error occurs */
  
  /* SMARTCARD in mode Transmitter -------------------------------------------*/
  if(((isrflags & SMARTCARD_FLAG_TXE) != RESET) && ((cr1its & USART_CR1_TXEIE) != RESET))
  {
    SMARTCARD_Transmit_IT(hsc);
    return;
  }
  
  /* SMARTCARD in mode Transmitter (transmission end) ------------------------*/
  if(((isrflags & SMARTCARD_FLAG_TC) != RESET) && ((cr1its & USART_CR1_TCIE) != RESET))
  {
    /* Disable the SMARTCARD Transmit Complete Interrupt */   
    CLEAR_BIT(hsc->Instance->CR1, USART_CR1_TCIE);

    /* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */
    CLEAR_BIT(hsc->Instance->CR3, USART_CR3_EIE);

    /* Tx process is ended, restore hsmartcard->gState to Ready */
    hsc->gState = HAL_SMARTCARD_STATE_READY;

    HAL_SMARTCARD_TxCpltCallback(hsc);
    
    return;
  }
}
/**
  * @brief  This function handles SMARTCARD interrupt request.
  * @param  hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains
  *                the configuration information for the specified SMARTCARD module.
  * @retval None
  */
void HAL_SMARTCARD_IRQHandler(SMARTCARD_HandleTypeDef *hsc)
{
  uint32_t  tmp_flag = 0, tmp_it_source = 0;
  
  tmp_flag = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_PE);
  tmp_it_source = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_PE);
  /* SMARTCARD parity error interrupt occurred -----------------------------------*/
  if((tmp_flag != RESET) && (tmp_it_source != RESET))
  {
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_PE;
  }

  tmp_flag = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_FE);
  tmp_it_source = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR);
  /* SMARTCARD frame error interrupt occurred ------------------------------------*/
  if((tmp_flag != RESET) && (tmp_it_source != RESET))
  {
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_FE;
  }

  tmp_flag = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_NE);
  /* SMARTCARD noise error interrupt occurred ------------------------------------*/
  if((tmp_flag != RESET) && (tmp_it_source != RESET))
  {
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_NE;
  }

  tmp_flag = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_ORE);
  /* SMARTCARD Over-Run interrupt occurred ---------------------------------------*/
  if((tmp_flag != RESET) && (tmp_it_source != RESET))
  {
    hsc->ErrorCode |= HAL_SMARTCARD_ERROR_ORE;
  }
  
  tmp_flag = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_RXNE);
  tmp_it_source = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_RXNE);
  /* SMARTCARD in mode Receiver --------------------------------------------------*/
  if((tmp_flag != RESET) && (tmp_it_source != RESET))
  {
    SMARTCARD_Receive_IT(hsc);
  }

  tmp_flag = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_TXE);
  tmp_it_source = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_TXE);
  /* SMARTCARD in mode Transmitter -----------------------------------------------*/
  if((tmp_flag != RESET) && (tmp_it_source != RESET))
  {
    SMARTCARD_Transmit_IT(hsc);
  }
  
  tmp_flag = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_TC);
  tmp_it_source = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_TC);
  /* SMARTCARD in mode Transmitter (transmission end) ------------------------*/
  if((tmp_flag != RESET) && (tmp_it_source != RESET))
  {
    SMARTCARD_EndTransmit_IT(hsc);
  } 

  /* Call the Error call Back in case of Errors */
  if(hsc->ErrorCode != HAL_SMARTCARD_ERROR_NONE)
  {
    /* Clear all the error flag at once */
    __HAL_SMARTCARD_CLEAR_PEFLAG(hsc);

    /* Set the SMARTCARD state ready to be able to start again the process */
    hsc->State= HAL_SMARTCARD_STATE_READY;
    HAL_SMARTCARD_ErrorCallback(hsc);
  }
}