/**
  ******************************************************************************
  * @file    USART/Smartcard/stm32f10x_it.c 
  * @author  MCD Application Team
  * @version V3.5.0
  * @date    08-April-2011
  * @brief   Main Interrupt Service Routines.
  *          This file provides template for all exceptions handler and peripherals
  *          interrupt service routine.
  ******************************************************************************
  * @attention
  *
  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  *
  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
  ******************************************************************************
  */ 

/* Includes ------------------------------------------------------------------*/
#include "stm32f10x_it.h"
#include "platform_config.h"

/** @addtogroup STM32F10x_StdPeriph_Examples
  * @{
  */

/** @addtogroup USART_Smartcard
  * @{
  */ 

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
extern __IO uint32_t CardInserted; 

/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/

/******************************************************************************/
/*            Cortex-M3 Processor Exceptions Handlers                         */
/******************************************************************************/

/**
  * @brief  This function handles NMI exception.
  * @param  None
  * @retval None
  */
void NMI_Handler(void)
{
}

/**
  * @brief  This function handles Hard Fault exception.
  * @param  None
  * @retval None
  */
void HardFault_Handler(void)
{
  /* Go to infinite loop when Hard Fault exception occurs */
  while (1)
  {
  }
}

/**
  * @brief  This function handles Memory Manage exception.
  * @param  None
  * @retval None
  */
void MemManage_Handler(void)
{
  /* Go to infinite loop when Memory Manage exception occurs */
  while (1)
  {
  }
}

/**
  * @brief  This function handles Bus Fault exception.
  * @param  None
  * @retval None
  */
void BusFault_Handler(void)
{
  /* Go to infinite loop when Bus Fault exception occurs */
  while (1)
  {
  }
}

/**
  * @brief  This function handles Usage Fault exception.
  * @param  None
  * @retval None
  */
void UsageFault_Handler(void)
{
  /* Go to infinite loop when Usage Fault exception occurs */
  while (1)
  {
  }
}

/**
  * @brief  This function handles SVCall exception.
  * @param  None
  * @retval None
  */
void SVC_Handler(void)
{
}

/**
  * @brief  This function handles Debug Monitor exception.
  * @param  None
  * @retval None
  */
void DebugMon_Handler(void)
{
}

/**
  * @brief  This function handles PendSV_Handler exception.
  * @param  None
  * @retval None
  */
void PendSV_Handler(void)
{
}

/**
  * @brief  This function handles SysTick Handler.
  * @param  None
  * @retval None
  */
void SysTick_Handler(void)
{
}

/******************************************************************************/
/*            STM32F10x Peripherals Interrupt Handlers                        */
/******************************************************************************/

/**
  * @brief  This function handles External lines 9 to 5 interrupt request.
  * @param  None
  * @retval None
  */
void EXTI9_5_IRQHandler(void)
{
  /* Select Smart Card CMDVCC */  
  GPIO_ResetBits(GPIO_CMDVCC, SC_CMDVCC);

  /* Set RSTIN LOW */  
  GPIO_ResetBits(GPIO_RESET, SC_RESET);

  /* Set RSTIN HIGH */  
  GPIO_SetBits(GPIO_RESET, SC_RESET);
    
  /* Clear SC EXTIT Line Pending Bit */
  EXTI_ClearITPendingBit(SC_EXTI);

  /* Smart card detected */
  CardInserted = 1;
}

/**
  * @brief  This function handles SC_USART global interrupt request.
  * @param  None
  * @retval None
  */
void SC_USART_IRQHandler(void)
{
  /* If the SC_USART detects a parity error */
  if(USART_GetITStatus(SC_USART, USART_IT_PE) != RESET)
  {
    /* Enable SC_USART RXNE Interrupt (until receiving the corrupted byte) */
    USART_ITConfig(SC_USART, USART_IT_RXNE, ENABLE);
    /* Flush the SC_USART DR register */
    USART_ReceiveData(SC_USART);
  }
  
  if(USART_GetITStatus(SC_USART, USART_IT_RXNE) != RESET)
  {
    /* Disable SC_USART RXNE Interrupt */
    USART_ITConfig(SC_USART, USART_IT_RXNE, DISABLE);
    USART_ReceiveData(SC_USART);
  }
}

/**
  * @brief  This function handles External lines 15 to 10 interrupt request.
  * @param  None
  * @retval None
  */
void EXTI15_10_IRQHandler(void)
{
  /* Select Smart Card CMDVCC */  
  GPIO_ResetBits(GPIO_CMDVCC, SC_CMDVCC);

  /* Set RSTIN LOW */  
  GPIO_ResetBits(GPIO_RESET, SC_RESET);

  /* Set RSTIN HIGH */  
  GPIO_SetBits(GPIO_RESET, SC_RESET);
    
  /* Clear SC EXTIT Line Pending Bit */
  EXTI_ClearITPendingBit(SC_EXTI);

  /* Smart card detected */
  CardInserted = 1;
}

/******************************************************************************/
/*                 STM32F10x Peripherals Interrupt Handlers                   */
/*  Add here the Interrupt Handler for the used peripheral(s) (PPP), for the  */
/*  available peripheral interrupt handler's name please refer to the startup */
/*  file (startup_stm32f10x_xx.s).                                            */
/******************************************************************************/

/**
  * @brief  This function handles PPP interrupt request.
  * @param  None
  * @retval None
  */
/*void PPP_IRQHandler(void)
{
}*/

/**
  * @}
  */ 


/**
  * @}
  */

/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/