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annotate libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/PWR/STOP/stm32f10x_it.c @ 55:b21db2b47a27

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Enable DMA mode by initing DMA channel and enabling IRQ handler.
author Daniel O'Connor <darius@dons.net.au>
date Sun, 07 Apr 2013 22:34:05 +0930
parents c59513fd84fb
children
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1 /**
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2 ******************************************************************************
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3 * @file PWR/STOP/stm32f10x_it.c
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4 * @author MCD Application Team
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5 * @version V3.5.0
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6 * @date 08-April-2011
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7 * @brief Main Interrupt Service Routines.
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8 * This file provides template for all exceptions handler and peripherals
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9 * interrupt service routine.
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10 ******************************************************************************
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11 * @attention
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12 *
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13 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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14 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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15 * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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16 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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17 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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18 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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19 *
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20 * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
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21 ******************************************************************************
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22 */
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23
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24 /* Includes ------------------------------------------------------------------*/
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25 #include "stm32f10x_it.h"
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26 #include "stm32_eval.h"
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27
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28 /** @addtogroup STM32F10x_StdPeriph_Examples
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29 * @{
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30 */
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31
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32 /** @addtogroup PWR_STOP
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33 * @{
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34 */
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35
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36 /* Private typedef -----------------------------------------------------------*/
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37 /* Private define ------------------------------------------------------------*/
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38 /* Private macro -------------------------------------------------------------*/
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39 /* Private variables ---------------------------------------------------------*/
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40 __IO uint32_t TimingDelay = 0;
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41
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42 /* Private function prototypes -----------------------------------------------*/
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43 /* Private functions ---------------------------------------------------------*/
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44
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45 /******************************************************************************/
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46 /* Cortex-M3 Processor Exceptions Handlers */
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47 /******************************************************************************/
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48
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49 /**
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50 * @brief This function handles NMI exception.
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51 * @param None
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52 * @retval None
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53 */
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54 void NMI_Handler(void)
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55 {
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56 }
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57
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58 /**
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59 * @brief This function handles Hard Fault exception.
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60 * @param None
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61 * @retval None
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62 */
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63 void HardFault_Handler(void)
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64 {
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65 /* Go to infinite loop when Hard Fault exception occurs */
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66 while (1)
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67 {
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68 }
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69 }
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70
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71 /**
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72 * @brief This function handles Memory Manage exception.
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73 * @param None
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74 * @retval None
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75 */
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76 void MemManage_Handler(void)
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77 {
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78 /* Go to infinite loop when Memory Manage exception occurs */
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79 while (1)
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80 {
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81 }
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82 }
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83
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84 /**
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85 * @brief This function handles Bus Fault exception.
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86 * @param None
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87 * @retval None
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88 */
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89 void BusFault_Handler(void)
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90 {
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91 /* Go to infinite loop when Bus Fault exception occurs */
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92 while (1)
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93 {
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94 }
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95 }
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96
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97 /**
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98 * @brief This function handles Usage Fault exception.
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99 * @param None
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100 * @retval None
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101 */
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102 void UsageFault_Handler(void)
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103 {
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104 /* Go to infinite loop when Usage Fault exception occurs */
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105 while (1)
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106 {
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107 }
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108 }
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109
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110 /**
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111 * @brief This function handles SVCall exception.
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112 * @param None
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113 * @retval None
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114 */
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115 void SVC_Handler(void)
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116 {
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117 }
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118
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119 /**
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120 * @brief This function handles Debug Monitor exception.
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121 * @param None
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122 * @retval None
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123 */
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124 void DebugMon_Handler(void)
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125 {
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126 }
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127
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128 /**
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129 * @brief This function handles PendSV_Handler exception.
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130 * @param None
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131 * @retval None
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132 */
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133 void PendSV_Handler(void)
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134 {
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135 }
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136
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137 /**
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138 * @brief This function handles SysTick Handler.
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139 * @param None
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140 * @retval None
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141 */
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142 void SysTick_Handler(void)
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143 {
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144 TimingDelay--;
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145 }
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146
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147 /******************************************************************************/
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148 /* STM32F10x Peripherals Interrupt Handlers */
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149 /******************************************************************************/
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150
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151 /**
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152 * @brief This function handles External lines 9 to 5 interrupt request.
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153 * @param None
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154 * @retval None
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155 */
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156 void EXTI9_5_IRQHandler(void)
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157 {
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158 if(EXTI_GetITStatus(KEY_BUTTON_EXTI_LINE) != RESET)
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159 {
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160 /* Clear the Key Button EXTI line pending bit */
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161 EXTI_ClearITPendingBit(KEY_BUTTON_EXTI_LINE);
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162
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163 /* Toggle LED2 */
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164 STM_EVAL_LEDToggle(LED2);
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165 }
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166 }
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167
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168 /**
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169 * @brief This function handles RTC Alarm interrupt request.
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170 * @param None
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171 * @retval None
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172 */
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173 void RTCAlarm_IRQHandler(void)
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174 {
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175 if(RTC_GetITStatus(RTC_IT_ALR) != RESET)
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176 {
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177 /* Toggle LED3 */
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178 STM_EVAL_LEDToggle(LED3);
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179
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180 /* Clear EXTI line17 pending bit */
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181 EXTI_ClearITPendingBit(EXTI_Line17);
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182
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183 /* Check if the Wake-Up flag is set */
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184 if(PWR_GetFlagStatus(PWR_FLAG_WU) != RESET)
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185 {
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186 /* Clear Wake Up flag */
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187 PWR_ClearFlag(PWR_FLAG_WU);
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188 }
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189
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190 /* Wait until last write operation on RTC registers has finished */
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191 RTC_WaitForLastTask();
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192 /* Clear RTC Alarm interrupt pending bit */
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193 RTC_ClearITPendingBit(RTC_IT_ALR);
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194 /* Wait until last write operation on RTC registers has finished */
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195 RTC_WaitForLastTask();
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196 }
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197 }
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198
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199 /******************************************************************************/
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200 /* STM32F10x Peripherals Interrupt Handlers */
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201 /* Add here the Interrupt Handler for the used peripheral(s) (PPP), for the */
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202 /* available peripheral interrupt handler's name please refer to the startup */
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203 /* file (startup_stm32f10x_xx.s). */
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204 /******************************************************************************/
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205
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206 /**
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207 * @brief This function handles PPP interrupt request.
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208 * @param None
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209 * @retval None
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210 */
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211 /*void PPP_IRQHandler(void)
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212 {
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213 }*/
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214
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215 /**
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216 * @}
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217 */
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218
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219 /**
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220 * @}
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221 */
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222
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223 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/