/**
******************************************************************************
* @file I2S/Interrupt/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.
*
*
© COPYRIGHT 2011 STMicroelectronics
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f10x_it.h"
/** @addtogroup STM32F10x_StdPeriph_Examples
* @{
*/
/** @addtogroup I2S_Interrupt
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
extern const uint16_t I2S3_Buffer_Tx[32];
extern uint16_t I2S2_Buffer_Rx[32];
extern __IO uint32_t TxIdx, RxIdx;
/* 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 Debug Monitor exception.
* @param None
* @retval None
*/
void DebugMon_Handler(void)
{
}
/**
* @brief This function handles SVCall exception.
* @param None
* @retval None
*/
void SVC_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 SPI3 global interrupt request.
* @param None
* @retval None
*/
void SPI3_IRQHandler(void)
{
/* Check the interrupt source */
if (SPI_I2S_GetITStatus(SPI3, SPI_I2S_IT_TXE) == SET)
{
/* Send a data from I2S3 */
SPI_I2S_SendData(SPI3, I2S3_Buffer_Tx[TxIdx++]);
}
/* Check the end of buffer transfer */
if (RxIdx == 32)
{
/* Disable the I2S3 TXE interrupt to end the communication */
SPI_I2S_ITConfig(SPI3, SPI_I2S_IT_TXE, DISABLE);
}
}
/**
* @brief This function handles SPI2 global interrupt request.
* @param None
* @retval None
*/
void SPI2_IRQHandler(void)
{
/* Check the interrupt source */
if (SPI_I2S_GetITStatus(SPI2, SPI_I2S_IT_RXNE) == SET)
{
/* Store the I2S2 received data in the relative data table */
I2S2_Buffer_Rx[RxIdx++] = SPI_I2S_ReceiveData(SPI2);
}
}
/******************************************************************************/
/* 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****/