/**

  ******************************************************************************

  * @file    USB_Host/MTP_Standalone/Src/stm32f4xx_it.c

  * @author  MCD Application Team

  * @version V1.1.0

  * @date    26-June-2014

  * @brief   Main Interrupt Service Routines.

  *          This file provides template for all exceptions handler and 

  *          peripherals interrupt service routine.

  ******************************************************************************

  * @attention

  *

  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>

  *

  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");

  * You may not use this file except in compliance with the License.

  * You may obtain a copy of the License at:

  *

  *        http://www.st.com/software_license_agreement_liberty_v2

  *

  * Unless required by applicable law or agreed to in writing, software 

  * distributed under the License is distributed on an "AS IS" BASIS, 

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  *

  ******************************************************************************

  */



/* Includes ------------------------------------------------------------------*/

#include "main.h"

#include "stm32f4xx_it.h"



/* Private typedef -----------------------------------------------------------*/

/* Private define ------------------------------------------------------------*/

/* Private macro -------------------------------------------------------------*/

/* Private variables ---------------------------------------------------------*/

extern HCD_HandleTypeDef hhcd;

extern SAI_HandleTypeDef             haudio_out_sai;



/* 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)

{

  HAL_IncTick(); 

  Toggle_Leds();

}



/******************************************************************************/

/*                 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 USB-On-The-Go FS/HS global interrupt request.

  * @param  None

  * @retval None

  */

#ifdef USE_USB_FS

void OTG_FS_IRQHandler(void)

#else

void OTG_HS_IRQHandler(void)

#endif

{

  HAL_HCD_IRQHandler(&hhcd);

}



/**

  * @brief  This function handles External line 2 interrupt request.

  * @param  None

  * @retval None

  */

void EXTI9_5_IRQHandler(void)

{

  HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_8);

}

  

/**

  * @brief  This function handles External line 15_10 interrupt request.

  * @param  None

  * @retval None

  */

void EXTI15_10_IRQHandler(void)

{

  HAL_GPIO_EXTI_IRQHandler(KEY_BUTTON_PIN);

}



/**

  * @brief  This function handles DMA2 Stream 5 interrupt request.

  * @param  None

  * @retval None

  */

void DMA2_Stream5_IRQHandler(void)

{

  HAL_DMA_IRQHandler(haudio_out_sai.hdmatx);

}



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