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/**
******************************************************************************
* @file Examples_LL/SPI/SPI_TwoBoards_FullDuplex_DMA/Src/stm32f4xx_it.c
* @author MCD Application Team
* @brief Main Interrupt Service Routines.
* This file provides template for all exceptions handler and
* peripherals interrupt service routine.
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_it.h"
/** @addtogroup STM32F4xx_LL_Examples
* @{
*/
/** @addtogroup SPI_TwoBoards_FullDuplex_DMA
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/******************************************************************************/
/* Cortex-M4 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 PendSVC exception.
* @param None
* @retval None
*/
void PendSV_Handler(void)
{
}
/**
* @brief This function handles SysTick Handler.
* @param None
* @retval None
*/
void SysTick_Handler(void)
{
}
/******************************************************************************/
/* STM32F4xx 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_stm32f4xx.s). */
/******************************************************************************/
/**
* @brief This function handles external line 13 interrupt request.
* @param None
* @retval None
*/
void USER_BUTTON_IRQHANDLER(void)
{
/* Manage Flags */
if(LL_EXTI_IsActiveFlag_0_31(USER_BUTTON_EXTI_LINE) != RESET)
{
LL_EXTI_ClearFlag_0_31(USER_BUTTON_EXTI_LINE);
/* Manage code in main.c */
UserButton_Callback();
}
}
/**
* @brief This function handles DMA2 interrupt request.
* @param None
* @retval None
*/
void DMA2_Stream2_IRQHandler(void)
{
if(LL_DMA_IsActiveFlag_TC2(DMA2))
{
LL_DMA_ClearFlag_TC2(DMA2);
/* Call function Reception complete Callback */
DMA2_ReceiveComplete_Callback();
}
else if(LL_DMA_IsActiveFlag_TE2(DMA2))
{
/* Call Error function */
SPI1_TransferError_Callback();
}
}
/**
* @brief This function handles DMA2 interrupt request.
* @param None
* @retval None
*/
void DMA2_Stream3_IRQHandler(void)
{
if(LL_DMA_IsActiveFlag_TC3(DMA2))
{
LL_DMA_ClearFlag_TC3(DMA2);
/* Call function Transmission complete Callback */
DMA2_TransmitComplete_Callback();
}
else if(LL_DMA_IsActiveFlag_TE3(DMA2))
{
/* Call Error function */
SPI1_TransferError_Callback();
}
}
/**
* @}
*/
/**
* @}
*/
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