/********************************** (C) COPYRIGHT *******************************
 * File Name          : ch32v20x_it.c
 * Author             : WCH
 * Version            : V1.0.0
 * Date               : 2023/12/29
 * Description        : Main Interrupt Service Routines.
*********************************************************************************
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
* Attention: This software (modified or not) and binary are used for 
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
*******************************************************************************/
#include "ch32v20x_it.h"

void NMI_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
void HardFault_Handler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
void I2C1_ER_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));

/*********************************************************************
 * @fn      NMI_Handler
 *
 * @brief   This function handles NMI exception.
 *
 * @return  none
 */
void NMI_Handler(void)
{
  while (1)
  {
  }
}

/*********************************************************************
 * @fn      HardFault_Handler
 *
 * @brief   This function handles Hard Fault exception.
 *
 * @return  none
 */
void HardFault_Handler(void)
{
  while (1)
  {
  }
}

/*********************************************************************
 * @fn      I2C1_ER_IRQHandler
 *
 * @brief   This function IIC PEC error exception.
 *
 * @return  none
 */
void I2C1_ER_IRQHandler(void )
{
	if( I2C_GetITStatus( I2C1, I2C_IT_PECERR ) != RESET )
	{
		printf( "PECEER\r\n" );
		I2C_ClearITPendingBit( I2C1, I2C_IT_PECERR );
	}
}