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annotate libs/STM32F10x_StdPeriph_Lib_V3.5.0/Utilities/STM32_EVAL/STM3210C_EVAL/stm3210c_eval.c @ 48:2f336d212c74
Ignore more emacs crap.
author | Daniel O'Connor <darius@dons.net.au> |
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date | Wed, 03 Apr 2013 23:33:47 +1030 |
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1 /** |
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2 ****************************************************************************** |
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3 * @file stm3210c_eval.c |
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4 * @author MCD Application Team |
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5 * @version V4.5.0 |
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6 * @date 07-March-2011 |
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7 * @brief This file provides |
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8 * - set of firmware functions to manage Leds, push-button and COM ports |
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9 * - low level initialization functions for SD card (on SPI) and I2C |
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10 * serial EEPROM (sEE) |
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11 * available on STM3210C-EVAL evaluation board from STMicroelectronics. |
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12 ****************************************************************************** |
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13 * @attention |
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14 * |
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15 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
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16 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE |
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17 * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY |
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18 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING |
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19 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE |
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20 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. |
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21 * |
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22 * <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2> |
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23 ****************************************************************************** |
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24 */ |
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25 |
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26 /* Includes ------------------------------------------------------------------*/ |
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27 #include "stm3210c_eval.h" |
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28 #include "stm32f10x_spi.h" |
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29 #include "stm32f10x_i2c.h" |
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30 #include "stm32f10x_dma.h" |
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31 |
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32 /** @addtogroup Utilities |
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33 * @{ |
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34 */ |
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35 |
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36 /** @addtogroup STM32_EVAL |
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37 * @{ |
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38 */ |
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39 |
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40 /** @addtogroup STM3210C_EVAL |
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41 * @{ |
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42 */ |
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43 |
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44 /** @defgroup STM3210C_EVAL_LOW_LEVEL |
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45 * @brief This file provides firmware functions to manage Leds, push-buttons, |
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46 * COM ports, SD card on SPI and EEPROM (sEE) available on STM3210C-EVAL |
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47 * evaluation board from STMicroelectronics. |
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48 * @{ |
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49 */ |
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50 |
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51 /** @defgroup STM3210C_EVAL_LOW_LEVEL_Private_TypesDefinitions |
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52 * @{ |
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53 */ |
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54 /** |
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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 /** @defgroup STM3210C_EVAL_LOW_LEVEL_Private_Defines |
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60 * @{ |
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61 */ |
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62 /** |
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63 * @} |
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64 */ |
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65 |
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66 |
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67 /** @defgroup STM3210C_EVAL_LOW_LEVEL_Private_Macros |
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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 */ |
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73 |
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74 |
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75 /** @defgroup STM3210C_EVAL_LOW_LEVEL_Private_Variables |
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76 * @{ |
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77 */ |
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78 GPIO_TypeDef* GPIO_PORT[LEDn] = {LED1_GPIO_PORT, LED2_GPIO_PORT, LED3_GPIO_PORT, |
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79 LED4_GPIO_PORT}; |
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80 const uint16_t GPIO_PIN[LEDn] = {LED1_PIN, LED2_PIN, LED3_PIN, |
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81 LED4_PIN}; |
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82 const uint32_t GPIO_CLK[LEDn] = {LED1_GPIO_CLK, LED2_GPIO_CLK, LED3_GPIO_CLK, |
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83 LED4_GPIO_CLK}; |
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84 |
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85 GPIO_TypeDef* BUTTON_PORT[BUTTONn] = {WAKEUP_BUTTON_GPIO_PORT, TAMPER_BUTTON_GPIO_PORT, |
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86 KEY_BUTTON_GPIO_PORT}; |
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87 |
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88 const uint16_t BUTTON_PIN[BUTTONn] = {WAKEUP_BUTTON_PIN, TAMPER_BUTTON_PIN, |
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89 KEY_BUTTON_PIN}; |
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90 |
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91 const uint32_t BUTTON_CLK[BUTTONn] = {WAKEUP_BUTTON_GPIO_CLK, TAMPER_BUTTON_GPIO_CLK, |
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92 KEY_BUTTON_GPIO_CLK}; |
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93 |
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94 const uint16_t BUTTON_EXTI_LINE[BUTTONn] = {WAKEUP_BUTTON_EXTI_LINE, |
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95 TAMPER_BUTTON_EXTI_LINE, |
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96 KEY_BUTTON_EXTI_LINE}; |
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97 |
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98 const uint16_t BUTTON_PORT_SOURCE[BUTTONn] = {WAKEUP_BUTTON_EXTI_PORT_SOURCE, |
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99 TAMPER_BUTTON_EXTI_PORT_SOURCE, |
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100 KEY_BUTTON_EXTI_PORT_SOURCE}; |
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101 |
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102 const uint16_t BUTTON_PIN_SOURCE[BUTTONn] = {WAKEUP_BUTTON_EXTI_PIN_SOURCE, |
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103 TAMPER_BUTTON_EXTI_PIN_SOURCE, |
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104 KEY_BUTTON_EXTI_PIN_SOURCE}; |
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105 |
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106 const uint16_t BUTTON_IRQn[BUTTONn] = {WAKEUP_BUTTON_EXTI_IRQn, TAMPER_BUTTON_EXTI_IRQn, |
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107 KEY_BUTTON_EXTI_IRQn}; |
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108 |
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109 USART_TypeDef* COM_USART[COMn] = {EVAL_COM1}; |
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110 |
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111 GPIO_TypeDef* COM_TX_PORT[COMn] = {EVAL_COM1_TX_GPIO_PORT}; |
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112 |
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113 GPIO_TypeDef* COM_RX_PORT[COMn] = {EVAL_COM1_RX_GPIO_PORT}; |
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114 |
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115 const uint32_t COM_USART_CLK[COMn] = {EVAL_COM1_CLK}; |
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116 |
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117 const uint32_t COM_TX_PORT_CLK[COMn] = {EVAL_COM1_TX_GPIO_CLK}; |
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118 |
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119 const uint32_t COM_RX_PORT_CLK[COMn] = {EVAL_COM1_RX_GPIO_CLK}; |
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120 |
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121 const uint16_t COM_TX_PIN[COMn] = {EVAL_COM1_TX_PIN}; |
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122 |
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123 const uint16_t COM_RX_PIN[COMn] = {EVAL_COM1_RX_PIN}; |
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124 |
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125 DMA_InitTypeDef sEEDMA_InitStructure; |
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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 |
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131 |
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132 /** @defgroup STM3210C_EVAL_LOW_LEVEL_Private_FunctionPrototypes |
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133 * @{ |
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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 |
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139 /** @defgroup STM3210C_EVAL_LOW_LEVEL_Private_Functions |
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140 * @{ |
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141 */ |
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142 |
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143 /** |
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144 * @brief Configures LED GPIO. |
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145 * @param Led: Specifies the Led to be configured. |
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146 * This parameter can be one of following parameters: |
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147 * @arg LED1 |
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148 * @arg LED2 |
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149 * @arg LED3 |
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150 * @arg LED4 |
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151 * @retval None |
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152 */ |
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153 void STM_EVAL_LEDInit(Led_TypeDef Led) |
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154 { |
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155 GPIO_InitTypeDef GPIO_InitStructure; |
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156 |
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157 /* Enable the GPIO_LED Clock */ |
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158 RCC_APB2PeriphClockCmd(GPIO_CLK[Led], ENABLE); |
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159 |
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160 /* Configure the GPIO_LED pin */ |
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161 GPIO_InitStructure.GPIO_Pin = GPIO_PIN[Led]; |
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162 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; |
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163 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; |
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164 |
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165 GPIO_Init(GPIO_PORT[Led], &GPIO_InitStructure); |
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166 } |
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167 |
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168 /** |
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169 * @brief Turns selected LED On. |
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170 * @param Led: Specifies the Led to be set on. |
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171 * This parameter can be one of following parameters: |
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172 * @arg LED1 |
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173 * @arg LED2 |
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174 * @arg LED3 |
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175 * @arg LED4 |
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176 * @retval None |
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177 */ |
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178 void STM_EVAL_LEDOn(Led_TypeDef Led) |
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179 { |
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180 GPIO_PORT[Led]->BSRR = GPIO_PIN[Led]; |
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181 } |
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182 |
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183 /** |
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184 * @brief Turns selected LED Off. |
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185 * @param Led: Specifies the Led to be set off. |
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186 * This parameter can be one of following parameters: |
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187 * @arg LED1 |
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188 * @arg LED2 |
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189 * @arg LED3 |
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190 * @arg LED4 |
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191 * @retval None |
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192 */ |
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193 void STM_EVAL_LEDOff(Led_TypeDef Led) |
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194 { |
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195 GPIO_PORT[Led]->BRR = GPIO_PIN[Led]; |
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196 } |
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197 |
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198 /** |
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199 * @brief Toggles the selected LED. |
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200 * @param Led: Specifies the Led to be toggled. |
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201 * This parameter can be one of following parameters: |
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202 * @arg LED1 |
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203 * @arg LED2 |
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204 * @arg LED3 |
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205 * @arg LED4 |
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206 * @retval None |
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207 */ |
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208 void STM_EVAL_LEDToggle(Led_TypeDef Led) |
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209 { |
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210 GPIO_PORT[Led]->ODR ^= GPIO_PIN[Led]; |
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211 } |
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212 |
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213 /** |
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214 * @brief Configures Button GPIO and EXTI Line. |
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215 * @param Button: Specifies the Button to be configured. |
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216 * This parameter can be one of following parameters: |
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217 * @arg BUTTON_WAKEUP: Wakeup Push Button |
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218 * @arg BUTTON_TAMPER: Tamper Push Button |
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219 * @arg BUTTON_KEY: Key Push Button |
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220 * @arg BUTTON_RIGHT: Joystick Right Push Button |
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221 * @arg BUTTON_LEFT: Joystick Left Push Button |
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222 * @arg BUTTON_UP: Joystick Up Push Button |
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223 * @arg BUTTON_DOWN: Joystick Down Push Button |
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224 * @arg BUTTON_SEL: Joystick Sel Push Button |
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225 * @param Button_Mode: Specifies Button mode. |
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226 * This parameter can be one of following parameters: |
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227 * @arg BUTTON_MODE_GPIO: Button will be used as simple IO |
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228 * @arg BUTTON_MODE_EXTI: Button will be connected to EXTI line with interrupt |
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229 * generation capability |
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230 * @retval None |
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231 */ |
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232 void STM_EVAL_PBInit(Button_TypeDef Button, ButtonMode_TypeDef Button_Mode) |
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233 { |
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234 GPIO_InitTypeDef GPIO_InitStructure; |
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235 EXTI_InitTypeDef EXTI_InitStructure; |
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236 NVIC_InitTypeDef NVIC_InitStructure; |
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237 |
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238 /* Enable the BUTTON Clock */ |
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239 RCC_APB2PeriphClockCmd(BUTTON_CLK[Button] | RCC_APB2Periph_AFIO, ENABLE); |
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240 |
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241 /* Configure Button pin as input floating */ |
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242 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; |
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243 GPIO_InitStructure.GPIO_Pin = BUTTON_PIN[Button]; |
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244 GPIO_Init(BUTTON_PORT[Button], &GPIO_InitStructure); |
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245 |
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246 |
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247 if (Button_Mode == BUTTON_MODE_EXTI) |
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248 { |
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249 /* Connect Button EXTI Line to Button GPIO Pin */ |
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250 GPIO_EXTILineConfig(BUTTON_PORT_SOURCE[Button], BUTTON_PIN_SOURCE[Button]); |
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251 |
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252 /* Configure Button EXTI line */ |
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253 EXTI_InitStructure.EXTI_Line = BUTTON_EXTI_LINE[Button]; |
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254 EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt; |
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255 |
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256 if(Button != BUTTON_WAKEUP) |
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257 { |
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258 EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling; |
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259 } |
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260 else |
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261 { |
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262 EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising; |
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263 } |
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264 EXTI_InitStructure.EXTI_LineCmd = ENABLE; |
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265 EXTI_Init(&EXTI_InitStructure); |
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266 |
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267 /* Enable and set Button EXTI Interrupt to the lowest priority */ |
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268 NVIC_InitStructure.NVIC_IRQChannel = BUTTON_IRQn[Button]; |
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269 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x0F; |
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270 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x0F; |
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271 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; |
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272 |
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273 NVIC_Init(&NVIC_InitStructure); |
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274 } |
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275 } |
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276 |
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277 /** |
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278 * @brief Returns the selected Button state. |
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279 * @param Button: Specifies the Button to be checked. |
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280 * This parameter can be one of following parameters: |
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281 * @arg BUTTON_WAKEUP: Wakeup Push Button |
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282 * @arg BUTTON_TAMPER: Tamper Push Button |
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283 * @arg BUTTON_KEY: Key Push Button |
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284 * @arg BUTTON_RIGHT: Joystick Right Push Button |
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285 * @arg BUTTON_LEFT: Joystick Left Push Button |
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286 * @arg BUTTON_UP: Joystick Up Push Button |
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287 * @arg BUTTON_DOWN: Joystick Down Push Button |
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288 * @arg BUTTON_SEL: Joystick Sel Push Button |
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289 * @retval The Button GPIO pin value. |
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290 */ |
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291 uint32_t STM_EVAL_PBGetState(Button_TypeDef Button) |
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292 { |
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293 return GPIO_ReadInputDataBit(BUTTON_PORT[Button], BUTTON_PIN[Button]); |
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294 } |
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295 |
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296 |
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297 /** |
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298 * @brief Configures COM port. |
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299 * @param COM: Specifies the COM port to be configured. |
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300 * This parameter can be one of following parameters: |
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301 * @arg COM1 |
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302 * @arg COM2 |
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303 * @param USART_InitStruct: pointer to a USART_InitTypeDef structure that |
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304 * contains the configuration information for the specified USART peripheral. |
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305 * @retval None |
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306 */ |
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307 void STM_EVAL_COMInit(COM_TypeDef COM, USART_InitTypeDef* USART_InitStruct) |
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308 { |
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309 GPIO_InitTypeDef GPIO_InitStructure; |
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310 |
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311 /* Enable GPIO clock */ |
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312 RCC_APB2PeriphClockCmd(COM_TX_PORT_CLK[COM] | COM_RX_PORT_CLK[COM] | RCC_APB2Periph_AFIO, ENABLE); |
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313 |
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314 if (COM == COM1) |
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315 { |
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316 /* Enable the USART2 Pins Software Remapping */ |
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317 GPIO_PinRemapConfig(GPIO_Remap_USART2, ENABLE); |
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318 RCC_APB1PeriphClockCmd(COM_USART_CLK[COM], ENABLE); |
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319 } |
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320 |
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321 /* Configure USART Tx as alternate function push-pull */ |
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322 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; |
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323 GPIO_InitStructure.GPIO_Pin = COM_TX_PIN[COM]; |
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324 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; |
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325 GPIO_Init(COM_TX_PORT[COM], &GPIO_InitStructure); |
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326 |
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327 /* Configure USART Rx as input floating */ |
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328 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; |
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329 GPIO_InitStructure.GPIO_Pin = COM_RX_PIN[COM]; |
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330 GPIO_Init(COM_RX_PORT[COM], &GPIO_InitStructure); |
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331 |
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332 /* USART configuration */ |
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333 USART_Init(COM_USART[COM], USART_InitStruct); |
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334 |
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335 /* Enable USART */ |
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336 USART_Cmd(COM_USART[COM], ENABLE); |
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337 } |
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338 |
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339 /** |
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340 * @brief DeInitializes the SD/SD communication. |
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341 * @param None |
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342 * @retval None |
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343 */ |
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344 void SD_LowLevel_DeInit(void) |
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345 { |
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346 GPIO_InitTypeDef GPIO_InitStructure; |
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347 |
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348 SPI_Cmd(SD_SPI, DISABLE); /*!< SD_SPI disable */ |
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349 SPI_I2S_DeInit(SD_SPI); /*!< DeInitializes the SD_SPI */ |
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350 |
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351 /*!< SD_SPI Periph clock disable */ |
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352 RCC_APB1PeriphClockCmd(SD_SPI_CLK, DISABLE); |
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353 /*!< DeRemap SPI3 Pins */ |
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354 GPIO_PinRemapConfig(GPIO_Remap_SPI3, DISABLE); |
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355 |
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356 /*!< Configure SD_SPI pins: SCK */ |
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357 GPIO_InitStructure.GPIO_Pin = SD_SPI_SCK_PIN; |
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358 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; |
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359 GPIO_Init(SD_SPI_SCK_GPIO_PORT, &GPIO_InitStructure); |
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360 |
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361 /*!< Configure SD_SPI pins: MISO */ |
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362 GPIO_InitStructure.GPIO_Pin = SD_SPI_MISO_PIN; |
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363 GPIO_Init(SD_SPI_MISO_GPIO_PORT, &GPIO_InitStructure); |
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364 |
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365 /*!< Configure SD_SPI pins: MOSI */ |
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366 GPIO_InitStructure.GPIO_Pin = SD_SPI_MOSI_PIN; |
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367 GPIO_Init(SD_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure); |
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368 |
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369 /*!< Configure SD_SPI_CS_PIN pin: SD Card CS pin */ |
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370 GPIO_InitStructure.GPIO_Pin = SD_CS_PIN; |
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371 GPIO_Init(SD_CS_GPIO_PORT, &GPIO_InitStructure); |
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372 |
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373 /*!< Configure SD_SPI_DETECT_PIN pin: SD Card detect pin */ |
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374 GPIO_InitStructure.GPIO_Pin = SD_DETECT_PIN; |
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375 GPIO_Init(SD_DETECT_GPIO_PORT, &GPIO_InitStructure); |
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376 } |
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377 |
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378 /** |
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379 * @brief Initializes the SD_SPI and CS pins. |
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380 * @param None |
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381 * @retval None |
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382 */ |
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383 void SD_LowLevel_Init(void) |
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384 { |
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385 GPIO_InitTypeDef GPIO_InitStructure; |
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386 SPI_InitTypeDef SPI_InitStructure; |
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387 |
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388 /*!< SD_SPI_CS_GPIO, SD_SPI_MOSI_GPIO, SD_SPI_MISO_GPIO, SD_SPI_DETECT_GPIO |
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389 and SD_SPI_SCK_GPIO Periph clock enable */ |
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390 RCC_APB2PeriphClockCmd(SD_CS_GPIO_CLK | SD_SPI_MOSI_GPIO_CLK | SD_SPI_MISO_GPIO_CLK | |
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391 SD_SPI_SCK_GPIO_CLK | SD_DETECT_GPIO_CLK, ENABLE); |
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parents:
diff
changeset
|
392 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
393 /*!< SD_SPI Periph clock enable */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
394 RCC_APB1PeriphClockCmd(SD_SPI_CLK, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
395 /*!< AFIO Periph clock enable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
396 RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
397 /*!< Remap SPI3 Pins */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
398 GPIO_PinRemapConfig(GPIO_Remap_SPI3,ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
399 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
400 /*!< Configure SD_SPI pins: SCK */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
401 GPIO_InitStructure.GPIO_Pin = SD_SPI_SCK_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
402 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
403 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
404 GPIO_Init(SD_SPI_SCK_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
405 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
406 /*!< Configure SD_SPI pins: MOSI */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
407 GPIO_InitStructure.GPIO_Pin = SD_SPI_MOSI_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
408 GPIO_Init(SD_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
409 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
410 /*!< Configure SD_SPI pins: MISO */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
411 GPIO_InitStructure.GPIO_Pin = SD_SPI_MISO_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
412 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
413 GPIO_Init(SD_SPI_MISO_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
414 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
415 /*!< Configure SD_SPI_CS_PIN pin: SD Card CS pin */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
416 GPIO_InitStructure.GPIO_Pin = SD_CS_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
417 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
418 GPIO_Init(SD_CS_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
419 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
420 /*!< Configure SD_SPI_DETECT_PIN pin: SD Card detect pin */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
421 GPIO_InitStructure.GPIO_Pin = SD_DETECT_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
422 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
423 GPIO_Init(SD_DETECT_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
424 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
425 /*!< SD_SPI Config */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
426 SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
427 SPI_InitStructure.SPI_Mode = SPI_Mode_Master; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
428 SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
429 SPI_InitStructure.SPI_CPOL = SPI_CPOL_High; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
430 SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
431 SPI_InitStructure.SPI_NSS = SPI_NSS_Soft; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
432 SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_2; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
433 SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
434 SPI_InitStructure.SPI_CRCPolynomial = 7; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
435 SPI_Init(SD_SPI, &SPI_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
436 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
437 SPI_Cmd(SD_SPI, ENABLE); /*!< SD_SPI enable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
438 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
439 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
440 /** |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
441 * @brief DeInitializes peripherals used by the I2C EEPROM driver. |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
442 * @param None |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
443 * @retval None |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
444 */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
445 void sEE_LowLevel_DeInit(void) |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
446 { |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
447 GPIO_InitTypeDef GPIO_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
448 NVIC_InitTypeDef NVIC_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
449 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
450 /* sEE_I2C Peripheral Disable */ |
c59513fd84fb
Initial commit of STM32 test code.
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parents:
diff
changeset
|
451 I2C_Cmd(sEE_I2C, DISABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
452 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
453 /* sEE_I2C DeInit */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
454 I2C_DeInit(sEE_I2C); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
455 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
456 /*!< sEE_I2C Periph clock disable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
457 RCC_APB1PeriphClockCmd(sEE_I2C_CLK, DISABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
458 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
459 /*!< GPIO configuration */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
460 /*!< Configure sEE_I2C pins: SCL */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
461 GPIO_InitStructure.GPIO_Pin = sEE_I2C_SCL_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
462 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
463 GPIO_Init(sEE_I2C_SCL_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
464 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
465 /*!< Configure sEE_I2C pins: SDA */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
466 GPIO_InitStructure.GPIO_Pin = sEE_I2C_SDA_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
467 GPIO_Init(sEE_I2C_SDA_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
468 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
469 /* Configure and enable I2C DMA TX Channel interrupt */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
470 NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_TX_IRQn; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
471 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
472 NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
473 NVIC_InitStructure.NVIC_IRQChannelCmd = DISABLE; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
474 NVIC_Init(&NVIC_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
475 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
476 /* Configure and enable I2C DMA RX Channel interrupt */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
477 NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_RX_IRQn; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
478 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
479 NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
480 NVIC_Init(&NVIC_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
481 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
482 /* Disable and Deinitialize the DMA channels */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
483 DMA_Cmd(sEE_I2C_DMA_CHANNEL_TX, DISABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
484 DMA_Cmd(sEE_I2C_DMA_CHANNEL_RX, DISABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
485 DMA_DeInit(sEE_I2C_DMA_CHANNEL_TX); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
486 DMA_DeInit(sEE_I2C_DMA_CHANNEL_RX); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
487 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
488 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
489 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
490 * @brief Initializes peripherals used by the I2C EEPROM driver. |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
491 * @param None |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
492 * @retval None |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
493 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
494 void sEE_LowLevel_Init(void) |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
495 { |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
496 GPIO_InitTypeDef GPIO_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
497 NVIC_InitTypeDef NVIC_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
498 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
499 /*!< sEE_I2C_SCL_GPIO_CLK and sEE_I2C_SDA_GPIO_CLK Periph clock enable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
500 RCC_APB2PeriphClockCmd(sEE_I2C_SCL_GPIO_CLK | sEE_I2C_SDA_GPIO_CLK, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
501 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
502 /*!< sEE_I2C Periph clock enable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
503 RCC_APB1PeriphClockCmd(sEE_I2C_CLK, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
504 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
505 /*!< GPIO configuration */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
506 /*!< Configure sEE_I2C pins: SCL */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
507 GPIO_InitStructure.GPIO_Pin = sEE_I2C_SCL_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
508 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
509 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_OD; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
510 GPIO_Init(sEE_I2C_SCL_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
511 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
512 /*!< Configure sEE_I2C pins: SDA */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
513 GPIO_InitStructure.GPIO_Pin = sEE_I2C_SDA_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
514 GPIO_Init(sEE_I2C_SDA_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
515 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
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516 /* Configure and enable I2C DMA TX Channel interrupt */ |
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517 NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_TX_IRQn; |
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518 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO; |
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519 NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO; |
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520 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; |
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521 NVIC_Init(&NVIC_InitStructure); |
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522 |
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523 /* Configure and enable I2C DMA RX Channel interrupt */ |
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524 NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_RX_IRQn; |
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525 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO; |
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526 NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO; |
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527 NVIC_Init(&NVIC_InitStructure); |
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528 |
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529 /*!< I2C DMA TX and RX channels configuration */ |
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530 /* Enable the DMA clock */ |
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531 RCC_AHBPeriphClockCmd(sEE_I2C_DMA_CLK, ENABLE); |
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532 |
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533 /* I2C TX DMA Channel configuration */ |
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534 DMA_DeInit(sEE_I2C_DMA_CHANNEL_TX); |
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535 sEEDMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)sEE_I2C_DR_Address; |
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536 sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)0; /* This parameter will be configured durig communication */ |
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537 sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST; /* This parameter will be configured durig communication */ |
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538 sEEDMA_InitStructure.DMA_BufferSize = 0xFFFF; /* This parameter will be configured durig communication */ |
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539 sEEDMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; |
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540 sEEDMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; |
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541 sEEDMA_InitStructure.DMA_PeripheralDataSize = DMA_MemoryDataSize_Byte; |
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542 sEEDMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Byte; |
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543 sEEDMA_InitStructure.DMA_Mode = DMA_Mode_Normal; |
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544 sEEDMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh; |
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545 sEEDMA_InitStructure.DMA_M2M = DMA_M2M_Disable; |
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546 DMA_Init(sEE_I2C_DMA_CHANNEL_TX, &sEEDMA_InitStructure); |
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547 |
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548 /* I2C RX DMA Channel configuration */ |
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549 DMA_DeInit(sEE_I2C_DMA_CHANNEL_RX); |
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550 DMA_Init(sEE_I2C_DMA_CHANNEL_RX, &sEEDMA_InitStructure); |
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551 |
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552 /* Enable the DMA Channels Interrupts */ |
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553 DMA_ITConfig(sEE_I2C_DMA_CHANNEL_TX, DMA_IT_TC, ENABLE); |
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554 DMA_ITConfig(sEE_I2C_DMA_CHANNEL_RX, DMA_IT_TC, ENABLE); |
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555 } |
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556 |
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557 |
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558 /** |
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559 * @brief Initializes DMA channel used by the I2C EEPROM driver. |
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560 * @param None |
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561 * @retval None |
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562 */ |
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563 void sEE_LowLevel_DMAConfig(uint32_t pBuffer, uint32_t BufferSize, uint32_t Direction) |
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564 { |
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565 /* Initialize the DMA with the new parameters */ |
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566 if (Direction == sEE_DIRECTION_TX) |
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567 { |
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568 /* Configure the DMA Tx Channel with the buffer address and the buffer size */ |
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569 sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)pBuffer; |
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570 sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST; |
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571 sEEDMA_InitStructure.DMA_BufferSize = (uint32_t)BufferSize; |
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572 DMA_Init(sEE_I2C_DMA_CHANNEL_TX, &sEEDMA_InitStructure); |
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573 } |
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574 else |
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575 { |
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576 /* Configure the DMA Rx Channel with the buffer address and the buffer size */ |
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577 sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)pBuffer; |
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578 sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC; |
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579 sEEDMA_InitStructure.DMA_BufferSize = (uint32_t)BufferSize; |
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580 DMA_Init(sEE_I2C_DMA_CHANNEL_RX, &sEEDMA_InitStructure); |
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581 } |
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582 } |
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583 |
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584 /** |
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585 * @} |
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586 */ |
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587 |
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588 /** |
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589 * @} |
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590 */ |
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591 |
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592 /** |
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593 * @} |
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594 */ |
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595 |
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|
596 /** |
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597 * @} |
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598 */ |
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|
599 |
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600 /** |
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601 * @} |
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602 */ |
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603 |
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604 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ |