/**
  ******************************************************************************
  * @file    USB_Device/CDC_Standalone/Src/stm32f4xx_it.c
  * @author  MCD Application Team
  * @version V1.4.2
  * @date    13-November-2015
  * @brief   Main Interrupt Service Routines.
  *          This file provides template for all exceptions handler and 
  *          peripherals interrupt service routine.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2015 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"

#include "main.h"
#include "GUI.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
extern PCD_HandleTypeDef hpcd;

/* UART handler declared in "usbd_cdc_interface.c" file */
extern UART_HandleTypeDef UartHandle;

/* TIM handler declared in "usbd_cdc_interface.c" file */
extern TIM_HandleTypeDef TimHandle;


extern volatile GUI_TIMER_TIME OS_TimeMS;
extern LTDC_HandleTypeDef hltdc;


/* 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(); 
  
  // Mulong 0214
  OS_TimeMS++;
}

/******************************************************************************/
/*                 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 global interrupt request.
  * @param  None
  * @retval None
  */
#ifdef USE_USB_FS
void OTG_FS_IRQHandler(void)
#else
void OTG_HS_IRQHandler(void)
#endif
{
  HAL_PCD_IRQHandler(&hpcd);
}

/**
  * @brief  This function handles DMA interrupt request.
  * @param  None
  * @retval None
  */
void USARTx_DMA_TX_IRQHandler(void)
{
  HAL_DMA_IRQHandler(UartHandle.hdmatx);
}

/**
  * @brief  This function handles UART interrupt request.  
  * @param  None
  * @retval None
  */
void USARTx_IRQHandler(void)
{
  HAL_UART_IRQHandler(&UartHandle);
}

/**
  * @brief  This function handles TIM interrupt request.
  * @param  None
  * @retval None
  */
void TIMx_IRQHandler(void)
{
  HAL_TIM_IRQHandler(&TimHandle);
}

/**
  * @brief  This function handles LTDC global interrupt request.
  * @param  None
  * @retval None
  */
void LTDC_IRQHandler(void)
{
  HAL_LTDC_IRQHandler(&hltdc);
}

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

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