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annotate libs/STM32F10x_StdPeriph_Lib_V3.5.0/Utilities/STM32_EVAL/STM32L152_EVAL/stm32l152_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 stm32l152_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 |
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10 * temperature sensor (LM75) available on STM32L152-EVAL |
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11 * evaluation board RevB 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 "stm32l152_eval.h" |
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28 #include "stm32l1xx_spi.h" |
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29 #include "stm32l1xx_i2c.h" |
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30 |
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31 /** @addtogroup Utilities |
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32 * @{ |
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33 */ |
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34 |
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35 /** @addtogroup STM32_EVAL |
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36 * @{ |
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37 */ |
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38 |
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39 /** @addtogroup STM32L152_EVAL |
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40 * @{ |
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41 */ |
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42 |
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43 /** @defgroup STM32L152_EVAL_LOW_LEVEL |
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44 * @brief This file provides firmware functions to manage Leds, push-buttons, |
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45 * COM ports, SD card on SPI and temperature sensor (LM75) available on |
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46 * STM32L152-EVAL evaluation board from STMicroelectronics. |
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47 * @{ |
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48 */ |
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49 |
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50 /** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_TypesDefinitions |
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51 * @{ |
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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 /** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_Defines |
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59 * @{ |
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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 /** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_Macros |
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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 |
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73 |
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74 /** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_Variables |
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75 * @{ |
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76 */ |
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77 GPIO_TypeDef* GPIO_PORT[LEDn] = {LED1_GPIO_PORT, LED2_GPIO_PORT, LED3_GPIO_PORT, |
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78 LED4_GPIO_PORT}; |
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79 const uint16_t GPIO_PIN[LEDn] = {LED1_PIN, LED2_PIN, LED3_PIN, |
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80 LED4_PIN}; |
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81 const uint32_t GPIO_CLK[LEDn] = {LED1_GPIO_CLK, LED2_GPIO_CLK, LED3_GPIO_CLK, |
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82 LED4_GPIO_CLK}; |
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83 |
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84 GPIO_TypeDef* BUTTON_PORT[BUTTONn] = {KEY_BUTTON_GPIO_PORT, RIGHT_BUTTON_GPIO_PORT, |
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85 LEFT_BUTTON_GPIO_PORT, UP_BUTTON_GPIO_PORT, |
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86 DOWN_BUTTON_GPIO_PORT, SEL_BUTTON_GPIO_PORT}; |
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87 |
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88 const uint16_t BUTTON_PIN[BUTTONn] = {KEY_BUTTON_PIN, RIGHT_BUTTON_PIN, |
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89 LEFT_BUTTON_PIN, UP_BUTTON_PIN, |
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90 DOWN_BUTTON_PIN, SEL_BUTTON_PIN}; |
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91 |
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92 const uint32_t BUTTON_CLK[BUTTONn] = {KEY_BUTTON_GPIO_CLK, RIGHT_BUTTON_GPIO_CLK, |
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93 LEFT_BUTTON_GPIO_CLK, UP_BUTTON_GPIO_CLK, |
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94 DOWN_BUTTON_GPIO_CLK, SEL_BUTTON_GPIO_CLK}; |
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95 |
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96 const uint16_t BUTTON_EXTI_LINE[BUTTONn] = {KEY_BUTTON_EXTI_LINE, |
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97 RIGHT_BUTTON_EXTI_LINE, |
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98 LEFT_BUTTON_EXTI_LINE, |
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99 UP_BUTTON_EXTI_LINE, |
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100 DOWN_BUTTON_EXTI_LINE, |
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101 SEL_BUTTON_EXTI_LINE}; |
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102 |
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103 const uint16_t BUTTON_PORT_SOURCE[BUTTONn] = {KEY_BUTTON_EXTI_PORT_SOURCE, |
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104 RIGHT_BUTTON_EXTI_PORT_SOURCE, |
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105 LEFT_BUTTON_EXTI_PORT_SOURCE, |
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106 UP_BUTTON_EXTI_PORT_SOURCE, |
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107 DOWN_BUTTON_EXTI_PORT_SOURCE, |
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108 SEL_BUTTON_EXTI_PORT_SOURCE}; |
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109 |
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110 const uint16_t BUTTON_PIN_SOURCE[BUTTONn] = {KEY_BUTTON_EXTI_PIN_SOURCE, |
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111 RIGHT_BUTTON_EXTI_PIN_SOURCE, |
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112 LEFT_BUTTON_EXTI_PIN_SOURCE, |
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113 UP_BUTTON_EXTI_PIN_SOURCE, |
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114 DOWN_BUTTON_EXTI_PIN_SOURCE, |
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115 SEL_BUTTON_EXTI_PIN_SOURCE}; |
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116 |
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117 const uint16_t BUTTON_IRQn[BUTTONn] = {KEY_BUTTON_EXTI_IRQn, RIGHT_BUTTON_EXTI_IRQn, |
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118 LEFT_BUTTON_EXTI_IRQn, UP_BUTTON_EXTI_IRQn, |
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119 DOWN_BUTTON_EXTI_IRQn, SEL_BUTTON_EXTI_IRQn}; |
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120 |
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121 USART_TypeDef* COM_USART[COMn] = {EVAL_COM1, EVAL_COM2}; |
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122 |
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123 GPIO_TypeDef* COM_TX_PORT[COMn] = {EVAL_COM1_TX_GPIO_PORT, EVAL_COM2_TX_GPIO_PORT}; |
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124 |
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125 GPIO_TypeDef* COM_RX_PORT[COMn] = {EVAL_COM1_RX_GPIO_PORT, EVAL_COM2_RX_GPIO_PORT}; |
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126 |
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127 const uint32_t COM_USART_CLK[COMn] = {EVAL_COM1_CLK, EVAL_COM2_CLK}; |
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128 |
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129 const uint32_t COM_TX_PORT_CLK[COMn] = {EVAL_COM1_TX_GPIO_CLK, EVAL_COM2_TX_GPIO_CLK}; |
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130 |
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131 const uint32_t COM_RX_PORT_CLK[COMn] = {EVAL_COM1_RX_GPIO_CLK, EVAL_COM2_RX_GPIO_CLK}; |
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132 |
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133 const uint16_t COM_TX_PIN[COMn] = {EVAL_COM1_TX_PIN, EVAL_COM2_TX_PIN}; |
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134 |
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135 const uint16_t COM_RX_PIN[COMn] = {EVAL_COM1_RX_PIN, EVAL_COM2_RX_PIN}; |
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136 |
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137 const uint16_t COM_TX_PIN_SOURCE[COMn] = {EVAL_COM1_TX_SOURCE, EVAL_COM2_TX_SOURCE}; |
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138 |
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139 const uint16_t COM_RX_PIN_SOURCE[COMn] = {EVAL_COM1_RX_SOURCE, EVAL_COM2_RX_SOURCE}; |
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140 |
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141 const uint16_t COM_TX_AF[COMn] = {EVAL_COM1_TX_AF, EVAL_COM2_TX_AF}; |
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142 |
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143 const uint16_t COM_RX_AF[COMn] = {EVAL_COM1_RX_AF, EVAL_COM2_RX_AF}; |
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144 |
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145 DMA_InitTypeDef sEEDMA_InitStructure; |
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146 |
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147 /** |
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148 * @} |
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149 */ |
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150 |
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151 |
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152 /** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_FunctionPrototypes |
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153 * @{ |
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154 */ |
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155 |
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156 /** |
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157 * @} |
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158 */ |
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159 |
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160 /** @defgroup STM32L152_EVAL_LOW_LEVEL_Private_Functions |
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161 * @{ |
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162 */ |
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163 |
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164 /** |
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165 * @brief Configures LED GPIO. |
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166 * @param Led: Specifies the Led to be configured. |
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167 * This parameter can be one of following parameters: |
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168 * @arg LED1 |
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169 * @arg LED2 |
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170 * @arg LED3 |
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171 * @arg LED4 |
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172 * @retval None |
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173 */ |
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174 void STM_EVAL_LEDInit(Led_TypeDef Led) |
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175 { |
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176 GPIO_InitTypeDef GPIO_InitStructure; |
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177 |
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178 /* Enable the GPIO_LED Clock */ |
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179 RCC_AHBPeriphClockCmd(GPIO_CLK[Led], ENABLE); |
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180 |
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181 /* Configure the GPIO_LED pin */ |
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182 GPIO_InitStructure.GPIO_Pin = GPIO_PIN[Led]; |
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183 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT; |
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184 GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; |
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185 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; |
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186 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz; |
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187 GPIO_Init(GPIO_PORT[Led], &GPIO_InitStructure); |
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188 GPIO_PORT[Led]->BSRRL = GPIO_PIN[Led]; |
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189 } |
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190 |
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191 /** |
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192 * @brief Turns selected LED On. |
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193 * @param Led: Specifies the Led to be set on. |
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194 * This parameter can be one of following parameters: |
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195 * @arg LED1 |
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196 * @arg LED2 |
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197 * @arg LED3 |
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198 * @arg LED4 |
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199 * @retval None |
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200 */ |
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201 void STM_EVAL_LEDOn(Led_TypeDef Led) |
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202 { |
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203 GPIO_PORT[Led]->BSRRH = GPIO_PIN[Led]; |
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204 } |
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205 |
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206 /** |
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207 * @brief Turns selected LED Off. |
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208 * @param Led: Specifies the Led to be set off. |
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209 * This parameter can be one of following parameters: |
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210 * @arg LED1 |
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211 * @arg LED2 |
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212 * @arg LED3 |
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213 * @arg LED4 |
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214 * @retval None |
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215 */ |
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216 void STM_EVAL_LEDOff(Led_TypeDef Led) |
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217 { |
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218 GPIO_PORT[Led]->BSRRL = GPIO_PIN[Led]; |
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219 } |
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220 |
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221 /** |
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222 * @brief Toggles the selected LED. |
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223 * @param Led: Specifies the Led to be toggled. |
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224 * This parameter can be one of following parameters: |
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225 * @arg LED1 |
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226 * @arg LED2 |
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227 * @arg LED3 |
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228 * @arg LED4 |
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229 * @retval None |
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230 */ |
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231 void STM_EVAL_LEDToggle(Led_TypeDef Led) |
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232 { |
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233 GPIO_PORT[Led]->ODR ^= GPIO_PIN[Led]; |
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234 } |
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235 |
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236 /** |
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237 * @brief Configures Button GPIO and EXTI Line. |
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238 * @param Button: Specifies the Button to be configured. |
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239 * This parameter can be one of following parameters: |
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240 * @arg BUTTON_KEY: Key Push Button |
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241 * @arg BUTTON_RIGHT: Joystick Right Push Button |
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242 * @arg BUTTON_LEFT: Joystick Left Push Button |
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243 * @arg BUTTON_UP: Joystick Up Push Button |
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244 * @arg BUTTON_DOWN: Joystick Down Push Button |
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245 * @arg BUTTON_SEL: Joystick Sel Push Button |
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246 * @param Button_Mode: Specifies Button mode. |
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247 * This parameter can be one of following parameters: |
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248 * @arg BUTTON_MODE_GPIO: Button will be used as simple IO |
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249 * @arg BUTTON_MODE_EXTI: Button will be connected to EXTI line with interrupt |
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250 * generation capability |
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251 * @retval None |
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252 */ |
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253 void STM_EVAL_PBInit(Button_TypeDef Button, ButtonMode_TypeDef Button_Mode) |
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254 { |
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255 GPIO_InitTypeDef GPIO_InitStructure; |
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256 EXTI_InitTypeDef EXTI_InitStructure; |
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257 NVIC_InitTypeDef NVIC_InitStructure; |
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258 |
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259 /* There is no Wakeup and Tamper buttons on STM32L152-EVAL, the Button value should |
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260 be greater than 1. */ |
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261 if(Button > 1) |
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262 { |
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263 Button = (Button_TypeDef) (Button - 2); |
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264 |
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265 /* Enable the BUTTON Clock */ |
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266 RCC_AHBPeriphClockCmd(BUTTON_CLK[Button], ENABLE); |
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267 RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE); |
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268 |
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269 /* Configure Button pin as input */ |
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270 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN; |
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271 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; |
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272 GPIO_InitStructure.GPIO_Pin = BUTTON_PIN[Button]; |
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273 GPIO_Init(BUTTON_PORT[Button], &GPIO_InitStructure); |
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274 |
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275 |
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276 if (Button_Mode == BUTTON_MODE_EXTI) |
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277 { |
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278 /* Connect Button EXTI Line to Button GPIO Pin */ |
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279 SYSCFG_EXTILineConfig(BUTTON_PORT_SOURCE[Button], BUTTON_PIN_SOURCE[Button]); |
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280 |
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281 /* Configure Button EXTI line */ |
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282 EXTI_InitStructure.EXTI_Line = BUTTON_EXTI_LINE[Button]; |
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283 EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt; |
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284 |
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285 if(Button != BUTTON_KEY) |
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286 { |
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287 EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling; |
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288 } |
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289 else |
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290 { |
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291 EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising; |
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292 } |
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293 EXTI_InitStructure.EXTI_LineCmd = ENABLE; |
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294 EXTI_Init(&EXTI_InitStructure); |
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295 |
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296 /* Enable and set Button EXTI Interrupt to the lowest priority */ |
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297 NVIC_InitStructure.NVIC_IRQChannel = BUTTON_IRQn[Button]; |
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298 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x0F; |
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299 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x0F; |
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300 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; |
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301 |
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302 NVIC_Init(&NVIC_InitStructure); |
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303 } |
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304 } |
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305 } |
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306 |
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307 /** |
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308 * @brief Returns the selected Button state. |
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309 * @param Button: Specifies the Button to be checked. |
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310 * This parameter can be one of following parameters: |
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311 * @arg BUTTON_KEY: Key Push Button |
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312 * @arg BUTTON_RIGHT: Joystick Right Push Button |
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313 * @arg BUTTON_LEFT: Joystick Left Push Button |
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314 * @arg BUTTON_UP: Joystick Up Push Button |
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315 * @arg BUTTON_DOWN: Joystick Down Push Button |
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316 * @arg BUTTON_SEL: Joystick Sel Push Button |
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317 * @retval - When Button > 1, the Button GPIO pin value is returned. |
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318 * - When Button = 0 or 1, error code (0xFF) is returned. |
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319 */ |
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320 uint32_t STM_EVAL_PBGetState(Button_TypeDef Button) |
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321 { |
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322 /* There is no Wakeup and Tamper pins on STM32L152-EVAL, the Button value should |
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323 be greater than 1. */ |
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324 if(Button > 1) |
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325 { |
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326 Button = (Button_TypeDef) (Button - 2); |
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327 return GPIO_ReadInputDataBit(BUTTON_PORT[Button], BUTTON_PIN[Button]); |
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328 } |
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329 else |
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330 { |
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331 return 0xFF; /* Error Code */ |
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332 } |
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333 } |
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334 |
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335 /** |
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336 * @brief Configures COM port. |
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337 * @param COM: Specifies the COM port to be configured. |
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338 * This parameter can be one of following parameters: |
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339 * @arg COM1 |
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340 * @arg COM2 |
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341 * @param USART_InitStruct: pointer to a USART_InitTypeDef structure that |
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342 * contains the configuration information for the specified USART peripheral. |
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343 * @retval None |
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344 */ |
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345 void STM_EVAL_COMInit(COM_TypeDef COM, USART_InitTypeDef* USART_InitStruct) |
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346 { |
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347 GPIO_InitTypeDef GPIO_InitStructure; |
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348 |
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349 /* Enable GPIO clock */ |
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350 RCC_AHBPeriphClockCmd(COM_TX_PORT_CLK[COM] | COM_RX_PORT_CLK[COM], ENABLE); |
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351 |
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352 /* Enable UART clock */ |
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353 RCC_APB1PeriphClockCmd(COM_USART_CLK[COM], ENABLE); |
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354 |
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355 /* Connect PXx to USARTx_Tx */ |
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356 GPIO_PinAFConfig(COM_TX_PORT[COM], COM_TX_PIN_SOURCE[COM], COM_TX_AF[COM]); |
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357 |
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358 /* Connect PXx to USARTx_Rx */ |
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359 GPIO_PinAFConfig(COM_RX_PORT[COM], COM_RX_PIN_SOURCE[COM], COM_RX_AF[COM]); |
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360 |
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361 /* Configure USART Tx as alternate function push-pull */ |
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362 GPIO_InitStructure.GPIO_Pin = COM_TX_PIN[COM]; |
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363 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; |
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364 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz; |
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365 GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; |
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366 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; |
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367 GPIO_Init(COM_TX_PORT[COM], &GPIO_InitStructure); |
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368 |
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369 /* Configure USART Rx as alternate function push-pull */ |
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370 GPIO_InitStructure.GPIO_Pin = COM_RX_PIN[COM]; |
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371 GPIO_Init(COM_RX_PORT[COM], &GPIO_InitStructure); |
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372 |
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373 /* USART configuration */ |
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374 USART_Init(COM_USART[COM], USART_InitStruct); |
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375 |
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376 /* Enable USART */ |
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377 USART_Cmd(COM_USART[COM], ENABLE); |
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378 } |
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379 |
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380 /** |
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381 * @brief DeInitializes the SPI interface. |
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382 * @param None |
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383 * @retval None |
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384 */ |
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385 void SD_LowLevel_DeInit(void) |
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386 { |
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387 GPIO_InitTypeDef GPIO_InitStructure; |
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388 |
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389 SPI_Cmd(SD_SPI, DISABLE); /*!< SD_SPI disable */ |
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|
390 SPI_DeInit(SD_SPI); /*!< DeInitializes the SD_SPI */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
391 |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
392 /*!< SD_SPI Periph clock disable */ |
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Initial commit of STM32 test code.
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parents:
diff
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|
393 RCC_APB1PeriphClockCmd(SD_SPI_CLK, DISABLE); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
394 |
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Initial commit of STM32 test code.
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parents:
diff
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|
395 /*!< Configure SD_SPI pins: SCK */ |
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Initial commit of STM32 test code.
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parents:
diff
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|
396 GPIO_InitStructure.GPIO_Pin = SD_SPI_SCK_PIN; |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
397 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN; |
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Initial commit of STM32 test code.
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parents:
diff
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|
398 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; |
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Initial commit of STM32 test code.
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parents:
diff
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|
399 GPIO_Init(SD_SPI_SCK_GPIO_PORT, &GPIO_InitStructure); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
400 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
401 /*!< Configure SD_SPI pins: MISO */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
402 GPIO_InitStructure.GPIO_Pin = SD_SPI_MISO_PIN; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
403 GPIO_Init(SD_SPI_MISO_GPIO_PORT, &GPIO_InitStructure); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
404 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
405 /*!< Configure SD_SPI pins: MOSI */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
406 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
|
407 GPIO_Init(SD_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
408 |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
409 /*!< Configure SD_SPI_CS_PIN pin: SD Card CS pin */ |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
410 GPIO_InitStructure.GPIO_Pin = SD_CS_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
411 GPIO_Init(SD_CS_GPIO_PORT, &GPIO_InitStructure); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
412 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
413 /*!< Configure SD_SPI_DETECT_PIN pin: SD Card detect pin */ |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
414 GPIO_InitStructure.GPIO_Pin = SD_DETECT_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
415 GPIO_Init(SD_DETECT_GPIO_PORT, &GPIO_InitStructure); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
416 } |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
417 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
418 /** |
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Initial commit of STM32 test code.
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parents:
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|
419 * @brief Initializes the SD Card and put it into StandBy State (Ready for |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
420 * data transfer). |
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Initial commit of STM32 test code.
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parents:
diff
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|
421 * @param None |
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Initial commit of STM32 test code.
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parents:
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|
422 * @retval None |
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Initial commit of STM32 test code.
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parents:
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|
423 */ |
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parents:
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|
424 void SD_LowLevel_Init(void) |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
425 { |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
426 GPIO_InitTypeDef GPIO_InitStructure; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
427 SPI_InitTypeDef SPI_InitStructure; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
428 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
429 /*!< SD_SPI_CS_GPIO, SD_SPI_MOSI_GPIO, SD_SPI_MISO_GPIO, SD_SPI_DETECT_GPIO |
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Initial commit of STM32 test code.
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parents:
diff
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|
430 and SD_SPI_SCK_GPIO Periph clock enable */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
431 RCC_AHBPeriphClockCmd(SD_CS_GPIO_CLK | SD_SPI_MOSI_GPIO_CLK | SD_SPI_MISO_GPIO_CLK | |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
432 SD_SPI_SCK_GPIO_CLK | SD_DETECT_GPIO_CLK, ENABLE); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
433 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
434 /*!< SD_SPI Periph clock enable */ |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
435 RCC_APB1PeriphClockCmd(SD_SPI_CLK, ENABLE); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
436 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
437 /*!< Configure SD_SPI pins: SCK */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
438 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
|
439 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
440 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
441 GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
442 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
443 GPIO_Init(SD_SPI_SCK_GPIO_PORT, &GPIO_InitStructure); |
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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 /*!< Configure SD_SPI pins: MISO */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
446 GPIO_InitStructure.GPIO_Pin = SD_SPI_MISO_PIN; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
447 GPIO_Init(SD_SPI_MISO_GPIO_PORT, &GPIO_InitStructure); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
448 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
449 /*!< Configure SD_SPI pins: MOSI */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
450 GPIO_InitStructure.GPIO_Pin = SD_SPI_MOSI_PIN; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
451 GPIO_Init(SD_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure); |
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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 /*!< 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
|
454 GPIO_InitStructure.GPIO_Pin = SD_CS_PIN; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
455 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
456 GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
457 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
458 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
459 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
|
460 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
461 /*!< Configure SD_SPI_DETECT_PIN pin: SD Card detect pin */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
462 GPIO_InitStructure.GPIO_Pin = SD_DETECT_PIN; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
463 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
464 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
465 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
|
466 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
467 /* Connect PXx to SD_SPI_SCK */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
468 GPIO_PinAFConfig(SD_SPI_SCK_GPIO_PORT, SD_SPI_SCK_SOURCE, SD_SPI_SCK_AF); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
469 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
470 /* Connect PXx to SD_SPI_MISO */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
471 GPIO_PinAFConfig(SD_SPI_MISO_GPIO_PORT, SD_SPI_MISO_SOURCE, SD_SPI_MISO_AF); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
472 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
473 /* Connect PXx to SD_SPI_MOSI */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
474 GPIO_PinAFConfig(SD_SPI_MOSI_GPIO_PORT, SD_SPI_MOSI_SOURCE, SD_SPI_MOSI_AF); |
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 /*!< SD_SPI Config */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
477 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
|
478 SPI_InitStructure.SPI_Mode = SPI_Mode_Master; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
479 SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
480 SPI_InitStructure.SPI_CPOL = SPI_CPOL_High; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
481 SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
482 SPI_InitStructure.SPI_NSS = SPI_NSS_Soft; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
483 SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_2; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
484 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
485 SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
486 SPI_InitStructure.SPI_CRCPolynomial = 7; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
487 SPI_Init(SD_SPI, &SPI_InitStructure); |
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 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
|
490 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
491 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
492 /** |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
493 * @brief DeInitializes the LM75_I2C. |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
494 * @param None |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
495 * @retval None |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
496 */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
497 void LM75_LowLevel_DeInit(void) |
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 GPIO_InitTypeDef GPIO_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
500 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
501 /*!< Disable LM75_I2C */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
502 I2C_Cmd(LM75_I2C, DISABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
503 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
504 /*!< DeInitializes the LM75_I2C */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
505 I2C_DeInit(LM75_I2C); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
506 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
507 /*!< LM75_I2C Periph clock disable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
508 RCC_APB1PeriphClockCmd(LM75_I2C_CLK, DISABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
509 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
510 /*!< Configure LM75_I2C pins: SCL */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
511 GPIO_InitStructure.GPIO_Pin = LM75_I2C_SCL_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
512 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
513 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
514 GPIO_Init(LM75_I2C_SCL_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
|
516 /*!< Configure LM75_I2C pins: SDA */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
517 GPIO_InitStructure.GPIO_Pin = LM75_I2C_SDA_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
518 GPIO_Init(LM75_I2C_SDA_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
519 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
520 /*!< Configure LM75_I2C pin: SMBUS ALERT */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
521 GPIO_InitStructure.GPIO_Pin = LM75_I2C_SMBUSALERT_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
522 GPIO_Init(LM75_I2C_SMBUSALERT_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
523 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
524 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
525 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
526 * @brief Initializes the LM75_I2C. |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
527 * @param None |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
528 * @retval None |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
529 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
530 void LM75_LowLevel_Init(void) |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
531 { |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
532 GPIO_InitTypeDef GPIO_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
533 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
534 /*!< LM75_I2C Periph clock enable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
535 RCC_APB1PeriphClockCmd(LM75_I2C_CLK, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
536 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
537 /*!< LM75_I2C_SCL_GPIO_CLK, LM75_I2C_SDA_GPIO_CLK |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
538 and LM75_I2C_SMBUSALERT_GPIO_CLK Periph clock enable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
539 RCC_AHBPeriphClockCmd(LM75_I2C_SCL_GPIO_CLK | LM75_I2C_SDA_GPIO_CLK | |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
540 LM75_I2C_SMBUSALERT_GPIO_CLK, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
541 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
542 /*!< Configure LM75_I2C pins: SCL */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
543 GPIO_InitStructure.GPIO_Pin = LM75_I2C_SCL_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
544 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
545 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
546 GPIO_InitStructure.GPIO_OType = GPIO_OType_OD; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
547 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
548 GPIO_Init(LM75_I2C_SCL_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
549 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
550 /*!< Configure LM75_I2C pins: SDA */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
551 GPIO_InitStructure.GPIO_Pin = LM75_I2C_SDA_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
552 GPIO_Init(LM75_I2C_SDA_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
553 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
554 /*!< Configure LM75_I2C pin: SMBUS ALERT */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
555 GPIO_InitStructure.GPIO_Pin = LM75_I2C_SMBUSALERT_PIN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
556 GPIO_Init(LM75_I2C_SMBUSALERT_GPIO_PORT, &GPIO_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
557 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
558 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
559 /* Connect PXx to I2C_SCL */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
560 GPIO_PinAFConfig(LM75_I2C_SCL_GPIO_PORT, LM75_I2C_SCL_SOURCE, LM75_I2C_SCL_AF); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
561 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
562 /* Connect PXx to I2C_SDA */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
563 GPIO_PinAFConfig(LM75_I2C_SDA_GPIO_PORT, LM75_I2C_SDA_SOURCE, LM75_I2C_SDA_AF); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
564 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
565 /* Connect PXx to I2C_SMBUSALER */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
566 GPIO_PinAFConfig(LM75_I2C_SMBUSALERT_GPIO_PORT, LM75_I2C_SMBUSALERT_SOURCE, LM75_I2C_SMBUSALERT_AF); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
567 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
568 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
569 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
570 * @brief DeInitializes peripherals used by the I2C EEPROM driver. |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
571 * @param None |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
572 * @retval None |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
573 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
574 void sEE_LowLevel_DeInit(void) |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
575 { |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
576 GPIO_InitTypeDef GPIO_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
577 NVIC_InitTypeDef NVIC_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
578 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
579 /* sEE_I2C Peripheral Disable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
580 I2C_Cmd(sEE_I2C, DISABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
581 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
582 /* sEE_I2C DeInit */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
583 I2C_DeInit(sEE_I2C); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
584 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
585 /*!< sEE_I2C Periph clock disable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
586 RCC_APB1PeriphClockCmd(sEE_I2C_CLK, DISABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
587 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
588 /*!< GPIO configuration */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
589 /*!< Configure sEE_I2C pins: SCL */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
590 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
|
591 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
592 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
593 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
|
594 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
595 /*!< Configure sEE_I2C pins: SDA */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
596 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
|
597 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
|
598 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
599 /* 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
|
600 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
|
601 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
|
602 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
|
603 NVIC_InitStructure.NVIC_IRQChannelCmd = DISABLE; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
604 NVIC_Init(&NVIC_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
605 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
606 /* 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
|
607 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
|
608 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
|
609 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
|
610 NVIC_Init(&NVIC_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
611 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
612 /* Disable and Deinitialize the DMA channels */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
613 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
|
614 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
|
615 DMA_DeInit(sEE_I2C_DMA_CHANNEL_TX); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
616 DMA_DeInit(sEE_I2C_DMA_CHANNEL_RX); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
617 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
618 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
619 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
620 * @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
|
621 * @param None |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
622 * @retval None |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
623 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
624 void sEE_LowLevel_Init(void) |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
625 { |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
626 GPIO_InitTypeDef GPIO_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
627 NVIC_InitTypeDef NVIC_InitStructure; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
628 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
629 /*!< sEE_I2C Periph clock enable */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
630 RCC_APB1PeriphClockCmd(sEE_I2C_CLK, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
631 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
632 /*!< 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
|
633 RCC_AHBPeriphClockCmd(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
|
634 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
635 RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
636 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
637 /* Reset sEE_I2C peripheral */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
638 RCC_APB1PeriphResetCmd(sEE_I2C_CLK, ENABLE); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
639 |
c59513fd84fb
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parents:
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640 /* Release reset signal of sEE_I2C IP */ |
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Initial commit of STM32 test code.
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641 RCC_APB1PeriphResetCmd(sEE_I2C_CLK, DISABLE); |
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Initial commit of STM32 test code.
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parents:
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642 |
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parents:
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643 /*!< GPIO configuration */ |
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Initial commit of STM32 test code.
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parents:
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644 /*!< Configure sEE_I2C pins: SCL */ |
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Initial commit of STM32 test code.
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645 GPIO_InitStructure.GPIO_Pin = sEE_I2C_SCL_PIN; |
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parents:
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646 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; |
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647 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz; |
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parents:
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648 GPIO_InitStructure.GPIO_OType = GPIO_OType_OD; |
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649 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL; |
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650 GPIO_Init(sEE_I2C_SCL_GPIO_PORT, &GPIO_InitStructure); |
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parents:
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651 |
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652 /*!< Configure sEE_I2C pins: SDA */ |
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653 GPIO_InitStructure.GPIO_Pin = sEE_I2C_SDA_PIN; |
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654 GPIO_Init(sEE_I2C_SDA_GPIO_PORT, &GPIO_InitStructure); |
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Initial commit of STM32 test code.
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parents:
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655 |
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656 /* Connect PXx to I2C_SCL*/ |
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657 GPIO_PinAFConfig(sEE_I2C_SCL_GPIO_PORT, sEE_I2C_SCL_SOURCE, sEE_I2C_SCL_AF); |
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Initial commit of STM32 test code.
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parents:
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658 |
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Initial commit of STM32 test code.
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659 /* Connect PXx to I2C_SDA*/ |
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660 GPIO_PinAFConfig(sEE_I2C_SDA_GPIO_PORT, sEE_I2C_SDA_SOURCE, sEE_I2C_SDA_AF); |
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Initial commit of STM32 test code.
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parents:
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661 |
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Initial commit of STM32 test code.
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parents:
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662 /* Configure and enable I2C DMA TX Channel interrupt */ |
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663 NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_TX_IRQn; |
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664 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO; |
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665 NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO; |
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666 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; |
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667 NVIC_Init(&NVIC_InitStructure); |
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Initial commit of STM32 test code.
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parents:
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|
668 |
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Initial commit of STM32 test code.
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parents:
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|
669 /* Configure and enable I2C DMA RX Channel interrupt */ |
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parents:
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670 NVIC_InitStructure.NVIC_IRQChannel = sEE_I2C_DMA_RX_IRQn; |
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Initial commit of STM32 test code.
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parents:
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671 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = sEE_I2C_DMA_PREPRIO; |
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Initial commit of STM32 test code.
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parents:
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672 NVIC_InitStructure.NVIC_IRQChannelSubPriority = sEE_I2C_DMA_SUBPRIO; |
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Initial commit of STM32 test code.
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parents:
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|
673 NVIC_Init(&NVIC_InitStructure); |
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Initial commit of STM32 test code.
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parents:
diff
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|
674 |
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parents:
diff
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|
675 /*!< I2C DMA TX and RX channels configuration */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
676 /* Enable the DMA clock */ |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
677 RCC_AHBPeriphClockCmd(sEE_I2C_DMA_CLK, ENABLE); |
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Initial commit of STM32 test code.
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parents:
diff
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|
678 |
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Initial commit of STM32 test code.
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parents:
diff
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|
679 /* I2C TX DMA Channel configuration */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
680 DMA_DeInit(sEE_I2C_DMA_CHANNEL_TX); |
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parents:
diff
changeset
|
681 sEEDMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)sEE_I2C_DR_Address; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
682 sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)0; /* This parameter will be configured durig communication */ |
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parents:
diff
changeset
|
683 sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST; /* This parameter will be configured durig communication */ |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
684 sEEDMA_InitStructure.DMA_BufferSize = 0xFFFF; /* This parameter will be configured durig communication */ |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
685 sEEDMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
686 sEEDMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
687 sEEDMA_InitStructure.DMA_PeripheralDataSize = DMA_MemoryDataSize_Byte; |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
688 sEEDMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Byte; |
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Initial commit of STM32 test code.
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parents:
diff
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|
689 sEEDMA_InitStructure.DMA_Mode = DMA_Mode_Normal; |
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Initial commit of STM32 test code.
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parents:
diff
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|
690 sEEDMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh; |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
691 sEEDMA_InitStructure.DMA_M2M = DMA_M2M_Disable; |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
692 DMA_Init(sEE_I2C_DMA_CHANNEL_TX, &sEEDMA_InitStructure); |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
693 |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
694 /* I2C RX DMA Channel configuration */ |
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Initial commit of STM32 test code.
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parents:
diff
changeset
|
695 DMA_DeInit(sEE_I2C_DMA_CHANNEL_RX); |
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Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
696 DMA_Init(sEE_I2C_DMA_CHANNEL_RX, &sEEDMA_InitStructure); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
697 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
698 /* Enable the DMA Channels Interrupts */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
699 DMA_ITConfig(sEE_I2C_DMA_CHANNEL_TX, DMA_IT_TC, ENABLE); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
700 DMA_ITConfig(sEE_I2C_DMA_CHANNEL_RX, DMA_IT_TC, ENABLE); |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
701 } |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
702 |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
703 /** |
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Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
704 * @brief Initializes DMA channel used by the I2C EEPROM driver. |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
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|
705 * @param None |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
706 * @retval None |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
707 */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
708 void sEE_LowLevel_DMAConfig(uint32_t pBuffer, uint32_t BufferSize, uint32_t Direction) |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
709 { |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
710 /* Initialize the DMA with the new parameters */ |
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Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
711 if (Direction == sEE_DIRECTION_TX) |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
712 { |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
713 /* Configure the DMA Tx Channel with the buffer address and the buffer size */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
714 sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)pBuffer; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
715 sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
716 sEEDMA_InitStructure.DMA_BufferSize = (uint32_t)BufferSize; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
717 DMA_Init(sEE_I2C_DMA_CHANNEL_TX, &sEEDMA_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
718 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
719 else |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
720 { |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
721 /* Configure the DMA Rx Channel with the buffer address and the buffer size */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
722 sEEDMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)pBuffer; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
723 sEEDMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
724 sEEDMA_InitStructure.DMA_BufferSize = (uint32_t)BufferSize; |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
725 DMA_Init(sEE_I2C_DMA_CHANNEL_RX, &sEEDMA_InitStructure); |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
726 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
727 } |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
728 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
729 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
730 * @} |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
731 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
732 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
733 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
734 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
735 * @} |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
736 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
737 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
738 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
739 * @} |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
740 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
741 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
742 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
743 * @} |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
744 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
745 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
746 /** |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
747 * @} |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
748 */ |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
749 |
c59513fd84fb
Initial commit of STM32 test code.
Daniel O'Connor <darius@dons.net.au>
parents:
diff
changeset
|
750 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ |