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annotate libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/NVIC/IRQ_Mask/stm32f10x_it.c @ 44:f1cc171b06b5

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Remove useless delay test. Add GPIO PE2 changes to make testing arbitary delays possible.
author Daniel O'Connor <darius@dons.net.au>
date Tue, 02 Apr 2013 10:54:20 +1030
parents c59513fd84fb
children
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c59513fd84fb Initial commit of STM32 test code.
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1 /**
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2 ******************************************************************************
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3 * @file NVIC/IRQ_Mask/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
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9 * peripherals 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 IRQ_Mask
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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 index = 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 }
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145
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146 /******************************************************************************/
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147 /* STM32F10x Peripherals Interrupt Handlers */
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148 /******************************************************************************/
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149
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150 /**
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151 * @brief This function handles EXTI Lines 0 interrupt request.
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152 * @param None
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153 * @retval None
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154 */
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155 void EXTI0_IRQHandler(void)
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156 {
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157 if(EXTI_GetITStatus(WAKEUP_BUTTON_EXTI_LINE) != RESET)
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158 {
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159 if(index == 0)
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160 {
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161 /* Configure the BASEPRI register to 0x40 (Preemption priority = 1).
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162 Only IRQ with higher preemption priority than 1 are permitted.
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163 This will mask TIM3 and TIM4 IRQ from generation. */
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164 __set_BASEPRI(0x40);
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165 index++;
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166 }
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167 else
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168 {
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169 /* Configure the BASEPRI register to 0x00 (Preemption priority = 0).
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170 When this BASEPRI register is set to 0, it has no effect on the current
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171 priority.
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172 TIM2, TIM3 and TIM4 generation is controlled by NVIC priority registers. */
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173 __set_BASEPRI(0x00);
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174 index = 0;
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175 }
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176 /* Clears the SEL Button EXTI line pending bits. */
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177 EXTI_ClearITPendingBit(WAKEUP_BUTTON_EXTI_LINE);
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178 }
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179 }
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180
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181 /**
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182 * @brief This function handles TIM2 global interrupt request.
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183 * @param None
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184 * @retval None
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185 */
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186 void TIM2_IRQHandler(void)
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187 {
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188 /* Clear TIM2 update interrupt */
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189 TIM_ClearITPendingBit(TIM2, TIM_IT_Update);
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190
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191 /* Toggle LED1 */
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192 STM_EVAL_LEDToggle(LED1);
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193 }
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194
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195 /**
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196 * @brief This function handles TIM3 global interrupt request.
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197 * @param None
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198 * @retval None
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199 */
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200 void TIM3_IRQHandler(void)
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201 {
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202 /* Clear TIM3 update interrupt */
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203 TIM_ClearITPendingBit(TIM3, TIM_IT_Update);
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204
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205 /* Toggle LED2 */
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206 STM_EVAL_LEDToggle(LED2);
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207 }
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208
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209 /**
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210 * @brief This function handles TIM4 global interrupt request.
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211 * @param None
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212 * @retval None
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213 */
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214 void TIM4_IRQHandler(void)
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215 {
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216 /* Clear TIM4 update interrupt */
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217 TIM_ClearITPendingBit(TIM4, TIM_IT_Update);
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218
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219 /* Toggle LED3 */
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220 STM_EVAL_LEDToggle(LED3);
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221 }
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222
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223 /******************************************************************************/
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224 /* STM32F10x Peripherals Interrupt Handlers */
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225 /* Add here the Interrupt Handler for the used peripheral(s) (PPP), for the */
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226 /* available peripheral interrupt handler's name please refer to the startup */
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227 /* file (startup_stm32f10x_xx.s). */
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228 /******************************************************************************/
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229
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230 /**
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231 * @brief This function handles PPP interrupt request.
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232 * @param None
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233 * @retval None
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234 */
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235 /*void PPP_IRQHandler(void)
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236 {
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237 }*/
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238
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239 /**
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240 * @}
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241 */
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242
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243 /**
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244 * @}
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245 */
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246
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247 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/