STM32F0xx Standard Peripherals Firmware Library: stm32f0xx_it.c Source File

STM32F0xx Standard Peripherals Library

STM32F0xx_StdPeriph_Examples/WWDG/WWDG_Example/stm32f0xx_it.c
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00001 /**
00002   ******************************************************************************
00003   * @file    WWDG/WWDG_Example/stm32f0xx_it.c 
00004   * @author  MCD Application Team
00005   * @version V1.4.0
00006   * @date    24-July-2014
00007   * @brief   Main Interrupt Service Routines.
00008   *          This file provides template for all exceptions handler and 
00009   *          peripherals interrupt service routine.
00010   ******************************************************************************
00011   * @attention
00012   *
00013   * <h2><center>&copy; COPYRIGHT 2014 STMicroelectronics</center></h2>
00014   *
00015   * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
00016   * You may not use this file except in compliance with the License.
00017   * You may obtain a copy of the License at:
00018   *
00019   *        http://www.st.com/software_license_agreement_liberty_v2
00020   *
00021   * Unless required by applicable law or agreed to in writing, software 
00022   * distributed under the License is distributed on an "AS IS" BASIS, 
00023   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00024   * See the License for the specific language governing permissions and
00025   * limitations under the License.
00026   *
00027   ******************************************************************************
00028   */ 
00029 
00030 /* Includes ------------------------------------------------------------------*/
00031 #include "stm32f0xx_it.h"
00032 
00033 /** @addtogroup STM32F0xx_StdPeriph_Examples
00034   * @{
00035   */
00036 
00037 /* Private typedef -----------------------------------------------------------*/
00038 /* Private define ------------------------------------------------------------*/
00039 /* Private macro -------------------------------------------------------------*/
00040 /* Private variables ---------------------------------------------------------*/
00041 /* Private function prototypes -----------------------------------------------*/
00042 /* Private functions ---------------------------------------------------------*/
00043 
00044 /******************************************************************************/
00045 /*            Cortex-M0 Processor Exceptions Handlers                         */
00046 /******************************************************************************/
00047 
00048 /**
00049   * @brief  This function handles NMI exception.
00050   * @param  None
00051   * @retval None
00052   */
00053 void NMI_Handler(void)
00054 {
00055 }
00056 
00057 /**
00058   * @brief  This function handles Hard Fault exception.
00059   * @param  None
00060   * @retval None
00061   */
00062 void HardFault_Handler(void)
00063 {
00064   /* Go to infinite loop when Hard Fault exception occurs */
00065   while (1)
00066   {
00067   }
00068 }
00069 
00070 /**
00071   * @brief  This function handles SVCall exception.
00072   * @param  None
00073   * @retval None
00074   */
00075 void SVC_Handler(void)
00076 {
00077 }
00078 
00079 /**
00080   * @brief  This function handles PendSVC exception.
00081   * @param  None
00082   * @retval None
00083   */
00084 void PendSV_Handler(void)
00085 {
00086 }
00087 
00088 /**
00089   * @brief  This function handles SysTick Handler.
00090   * @param  None
00091   * @retval None
00092   */
00093 void SysTick_Handler(void)
00094 {
00095   TimingDelay_Decrement();
00096 }
00097 
00098 /******************************************************************************/
00099 /*                 STM32F0xx Peripherals Interrupt Handlers                   */
00100 /*  Add here the Interrupt Handler for the used peripheral(s) (PPP), for the  */
00101 /*  available peripheral interrupt handler's name please refer to the startup */
00102 /*  file (startup_stm32f0xx.s).                                            */
00103 /******************************************************************************/
00104 /**
00105   * @brief  This function handles External line 4 to 15 interrupt request.
00106   * @param  None
00107   * @retval None
00108   */
00109 void EXTI4_15_IRQHandler(void)
00110 {
00111   if (EXTI_GetITStatus(TAMPER_BUTTON_EXTI_LINE) != RESET)
00112   {  
00113     /* Clear the TAMPER Button EXTI Line Pending Bit */
00114     EXTI_ClearITPendingBit(TAMPER_BUTTON_EXTI_LINE);
00115     
00116     /* As the following address is invalid (not mapped), a Hardfault exception
00117        will be generated with an infinite loop and when the IWDG counter reaches 0
00118        the IWDG reset occurs */
00119     *(__IO uint32_t *) 0x00040001 = 0xFF;
00120   }
00121 }
00122 
00123 /**
00124   * @brief  This function handles PPP interrupt request.
00125   * @param  None
00126   * @retval None
00127   */
00128 /*void PPP_IRQHandler(void)
00129 {
00130 }*/
00131 
00132 /**
00133   * @}
00134   */ 
00135 
00136 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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