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annotate libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/GPIO/JTAG_Remap/main.c @ 68:cc998b0b2bae

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Handle missing modules in OWGetTemp.
author Daniel O'Connor <darius@dons.net.au>
date Sun, 14 Apr 2013 16:07:29 +0930
parents c59513fd84fb
children
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1 /**
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2 ******************************************************************************
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3 * @file GPIO/JTAG_Remap/main.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 program body
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8 ******************************************************************************
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9 * @attention
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10 *
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11 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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12 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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13 * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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14 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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15 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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16 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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17 *
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18 * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
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19 ******************************************************************************
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20 */
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21
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22 /* Includes ------------------------------------------------------------------*/
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23 #include "stm32f10x.h"
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24 #include "stm32_eval.h"
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25
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26 /** @addtogroup STM32F10x_StdPeriph_Examples
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27 * @{
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28 */
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29
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30 /** @addtogroup GPIO_JTAG_Remap
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31 * @{
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32 */
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33
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34 /* Private typedef -----------------------------------------------------------*/
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35 /* Private define ------------------------------------------------------------*/
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36 /* Private macro -------------------------------------------------------------*/
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37 /* Private variables ---------------------------------------------------------*/
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38 GPIO_InitTypeDef GPIO_InitStructure;
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39
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40 /* Private function prototypes -----------------------------------------------*/
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41 void RCC_Configuration(void);
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42 void Delay(__IO uint32_t nCount);
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43
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44 /* Private functions ---------------------------------------------------------*/
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45
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46 /**
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47 * @brief Main program.
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48 * @param None
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49 * @retval None
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50 */
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51 int main(void)
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52 {
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53 /*!< At this stage the microcontroller clock setting is already configured,
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54 this is done through SystemInit() function which is called from startup
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55 file (startup_stm32f10x_xx.s) before to branch to application main.
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56 To reconfigure the default setting of SystemInit() function, refer to
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57 system_stm32f10x.c file
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58 */
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59
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60 /* Configure the system clocks */
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61 RCC_Configuration();
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62
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63 /* Initialize LEDs and Key Button mounted on STM3210X-EVAL board */
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64 STM_EVAL_LEDInit(LED1);
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65 STM_EVAL_LEDInit(LED2);
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66
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67 STM_EVAL_PBInit(BUTTON_KEY, BUTTON_MODE_GPIO);
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68
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69 /* Test if Key Button GPIO Pin level is low (Key push-button on Eval Board pressed) */
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70 if (STM_EVAL_PBGetState(BUTTON_KEY) == 0x00)
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71 { /* Key is pressed */
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72
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73 /* Turn on LED1 */
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74 STM_EVAL_LEDOn(LED1);
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75
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76 /* Disable the Serial Wire Jtag Debug Port SWJ-DP */
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77 GPIO_PinRemapConfig(GPIO_Remap_SWJ_Disable, ENABLE);
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78
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79 /* Configure PA.13 (JTMS/SWDAT), PA.14 (JTCK/SWCLK) and PA.15 (JTDI) as
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80 output push-pull */
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81 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
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82 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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83 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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84 GPIO_Init(GPIOA, &GPIO_InitStructure);
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85
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86 /* Configure PB.03 (JTDO) and PB.04 (JTRST) as output push-pull */
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87 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 | GPIO_Pin_4;
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88 GPIO_Init(GPIOB, &GPIO_InitStructure);
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89
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90 while (1)
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91 {
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92 /* Toggle JTMS/SWDAT pin */
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93 GPIO_WriteBit(GPIOA, GPIO_Pin_13, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_13)));
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94 /* Insert delay */
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95 Delay(0x5FFFF);
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96
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97 /* Toggle JTCK/SWCLK pin */
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98 GPIO_WriteBit(GPIOA, GPIO_Pin_14, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_14)));
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99 /* Insert delay */
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100 Delay(0x5FFFF);
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101
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102 /* Toggle JTDI pin */
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103 GPIO_WriteBit(GPIOA, GPIO_Pin_15, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_15)));
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104 /* Insert delay */
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105 Delay(0x5FFFF);
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106
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107 /* Toggle JTDO pin */
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108 GPIO_WriteBit(GPIOB, GPIO_Pin_3, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOB, GPIO_Pin_3)));
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109 /* Insert delay */
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110 Delay(0x5FFFF);
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111
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112 /* Toggle JTRST pin */
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113 GPIO_WriteBit(GPIOB, GPIO_Pin_4, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOB, GPIO_Pin_4)));
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114 /* Insert delay */
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115 Delay(0x5FFFF);
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116 }
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117 }
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118 else
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119 {
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120 /* Turn on LED2 */
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121 STM_EVAL_LEDOn(LED2);
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122
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123 while (1)
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124 {
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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 /**
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130 * @brief Configures the different system clocks.
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131 * @param None
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132 * @retval None
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133 */
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134 void RCC_Configuration(void)
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135 {
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136 /* Enable GPIOA, GPIOB, RCC_APB2Periph_GPIO_KEY_BUTTON and AFIO clocks */
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137 RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB |
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138 RCC_APB2Periph_AFIO, ENABLE);
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139 }
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140
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141 /**
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142 * @brief Inserts a delay time.
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143 * @param nCount: specifies the delay time length.
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144 * @retval None
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145 */
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146 void Delay(__IO uint32_t nCount)
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147 {
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148 for(; nCount != 0; nCount--);
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149 }
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150
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151 #ifdef USE_FULL_ASSERT
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152
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153 /**
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154 * @brief Reports the name of the source file and the source line number
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155 * where the assert_param error has occurred.
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156 * @param file: pointer to the source file name
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157 * @param line: assert_param error line source number
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158 * @retval None
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159 */
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160 void assert_failed(uint8_t* file, uint32_t line)
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161 {
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162 /* User can add his own implementation to report the file name and line number,
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163 ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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164
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165 /* Infinite loop */
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166 while (1)
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167 {
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168 }
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169 }
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170
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171 #endif
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172
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173 /**
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174 * @}
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175 */
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176
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177 /**
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178 * @}
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179 */
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180
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181 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/