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annotate Common/Drivers/STM32F4xx/Source/Templates/system_stm32f4xx.c @ 512:3485360c5db0
Added new strings for the selection of T3 custom views
author | Ideenmodellierer |
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date | Sun, 30 Aug 2020 17:31:29 +0200 (2020-08-30) |
parents | c78bcbd5deda |
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1 /** |
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2 ****************************************************************************** |
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3 * @file system_stm32f4xx.c |
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4 * @author MCD Application Team |
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5 * @brief CMSIS Cortex-M4 Device Peripheral Access Layer System Source File. |
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6 * |
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7 * This file provides two functions and one global variable to be called from |
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8 * user application: |
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9 * - SystemInit(): This function is called at startup just after reset and |
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10 * before branch to main program. This call is made inside |
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11 * the "startup_stm32f4xx.s" file. |
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12 * |
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13 * - SystemCoreClock variable: Contains the core clock (HCLK), it can be used |
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14 * by the user application to setup the SysTick |
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15 * timer or configure other parameters. |
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16 * |
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17 * - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must |
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18 * be called whenever the core clock is changed |
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19 * during program execution. |
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20 * |
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21 * |
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22 ****************************************************************************** |
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23 * @attention |
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24 * |
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25 * <h2><center>© COPYRIGHT 2017 STMicroelectronics</center></h2> |
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26 * |
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27 * Redistribution and use in source and binary forms, with or without modification, |
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28 * are permitted provided that the following conditions are met: |
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29 * 1. Redistributions of source code must retain the above copyright notice, |
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30 * this list of conditions and the following disclaimer. |
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31 * 2. Redistributions in binary form must reproduce the above copyright notice, |
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32 * this list of conditions and the following disclaimer in the documentation |
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33 * and/or other materials provided with the distribution. |
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34 * 3. Neither the name of STMicroelectronics nor the names of its contributors |
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35 * may be used to endorse or promote products derived from this software |
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36 * without specific prior written permission. |
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37 * |
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38 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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39 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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40 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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41 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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42 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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43 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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44 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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45 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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47 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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48 * |
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49 ****************************************************************************** |
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50 */ |
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51 |
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52 /** @addtogroup CMSIS |
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53 * @{ |
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54 */ |
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55 |
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56 /** @addtogroup stm32f4xx_system |
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57 * @{ |
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58 */ |
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59 |
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60 /** @addtogroup STM32F4xx_System_Private_Includes |
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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 #include "stm32f4xx.h" |
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66 |
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67 #if !defined (HSE_VALUE) |
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68 #define HSE_VALUE ((uint32_t)25000000) /*!< Default value of the External oscillator in Hz */ |
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69 #endif /* HSE_VALUE */ |
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70 |
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71 #if !defined (HSI_VALUE) |
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72 #define HSI_VALUE ((uint32_t)16000000) /*!< Value of the Internal oscillator in Hz*/ |
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73 #endif /* HSI_VALUE */ |
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74 |
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75 /** |
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76 * @} |
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77 */ |
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78 |
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79 /** @addtogroup STM32F4xx_System_Private_TypesDefinitions |
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80 * @{ |
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81 */ |
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82 |
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83 /** |
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84 * @} |
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85 */ |
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86 |
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87 /** @addtogroup STM32F4xx_System_Private_Defines |
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88 * @{ |
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89 */ |
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90 |
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91 /************************* Miscellaneous Configuration ************************/ |
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92 /*!< Uncomment the following line if you need to use external SRAM or SDRAM as data memory */ |
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93 #if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx)\ |
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94 || defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\ |
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95 || defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx) |
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96 /* #define DATA_IN_ExtSRAM */ |
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97 #endif /* STM32F40xxx || STM32F41xxx || STM32F42xxx || STM32F43xxx || STM32F469xx || STM32F479xx ||\ |
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98 STM32F412Zx || STM32F412Vx */ |
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99 |
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100 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\ |
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101 || defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) |
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102 /* #define DATA_IN_ExtSDRAM */ |
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103 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx ||\ |
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104 STM32F479xx */ |
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105 |
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106 /*!< Uncomment the following line if you need to relocate your vector Table in |
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107 Internal SRAM. */ |
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108 /* #define VECT_TAB_SRAM */ |
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109 #define VECT_TAB_OFFSET 0x00 /*!< Vector Table base offset field. |
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110 This value must be a multiple of 0x200. */ |
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111 /******************************************************************************/ |
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112 |
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113 /** |
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114 * @} |
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115 */ |
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116 |
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117 /** @addtogroup STM32F4xx_System_Private_Macros |
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118 * @{ |
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119 */ |
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120 |
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121 /** |
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122 * @} |
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123 */ |
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124 |
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125 /** @addtogroup STM32F4xx_System_Private_Variables |
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126 * @{ |
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127 */ |
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128 /* This variable is updated in three ways: |
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129 1) by calling CMSIS function SystemCoreClockUpdate() |
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130 2) by calling HAL API function HAL_RCC_GetHCLKFreq() |
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131 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency |
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132 Note: If you use this function to configure the system clock; then there |
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133 is no need to call the 2 first functions listed above, since SystemCoreClock |
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134 variable is updated automatically. |
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135 */ |
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136 uint32_t SystemCoreClock = 16000000; |
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137 const uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9}; |
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138 const uint8_t APBPrescTable[8] = {0, 0, 0, 0, 1, 2, 3, 4}; |
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139 /** |
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140 * @} |
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141 */ |
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142 |
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143 /** @addtogroup STM32F4xx_System_Private_FunctionPrototypes |
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144 * @{ |
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145 */ |
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146 |
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147 #if defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM) |
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148 static void SystemInit_ExtMemCtl(void); |
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149 #endif /* DATA_IN_ExtSRAM || DATA_IN_ExtSDRAM */ |
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150 |
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151 /** |
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152 * @} |
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153 */ |
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154 |
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155 /** @addtogroup STM32F4xx_System_Private_Functions |
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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 * @brief Setup the microcontroller system |
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161 * Initialize the FPU setting, vector table location and External memory |
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162 * configuration. |
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163 * @param None |
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164 * @retval None |
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165 */ |
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166 void SystemInit(void) |
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167 { |
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168 /* FPU settings ------------------------------------------------------------*/ |
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169 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1) |
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170 SCB->CPACR |= ((3UL << 10*2)|(3UL << 11*2)); /* set CP10 and CP11 Full Access */ |
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171 #endif |
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172 /* Reset the RCC clock configuration to the default reset state ------------*/ |
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173 /* Set HSION bit */ |
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174 RCC->CR |= (uint32_t)0x00000001; |
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175 |
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176 /* Reset CFGR register */ |
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177 RCC->CFGR = 0x00000000; |
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178 |
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179 /* Reset HSEON, CSSON and PLLON bits */ |
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180 RCC->CR &= (uint32_t)0xFEF6FFFF; |
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181 |
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182 /* Reset PLLCFGR register */ |
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183 RCC->PLLCFGR = 0x24003010; |
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184 |
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185 /* Reset HSEBYP bit */ |
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186 RCC->CR &= (uint32_t)0xFFFBFFFF; |
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187 |
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188 /* Disable all interrupts */ |
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189 RCC->CIR = 0x00000000; |
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190 |
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191 #if defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM) |
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192 SystemInit_ExtMemCtl(); |
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193 #endif /* DATA_IN_ExtSRAM || DATA_IN_ExtSDRAM */ |
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194 |
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195 /* Configure the Vector Table location add offset address ------------------*/ |
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196 #ifdef VECT_TAB_SRAM |
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197 SCB->VTOR = SRAM_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */ |
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198 #else |
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199 SCB->VTOR = FLASH_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal FLASH */ |
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200 #endif |
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201 } |
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202 |
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203 /** |
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204 * @brief Update SystemCoreClock variable according to Clock Register Values. |
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205 * The SystemCoreClock variable contains the core clock (HCLK), it can |
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206 * be used by the user application to setup the SysTick timer or configure |
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207 * other parameters. |
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208 * |
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209 * @note Each time the core clock (HCLK) changes, this function must be called |
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210 * to update SystemCoreClock variable value. Otherwise, any configuration |
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211 * based on this variable will be incorrect. |
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212 * |
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213 * @note - The system frequency computed by this function is not the real |
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214 * frequency in the chip. It is calculated based on the predefined |
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215 * constant and the selected clock source: |
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216 * |
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217 * - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(*) |
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218 * |
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219 * - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(**) |
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220 * |
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221 * - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(**) |
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222 * or HSI_VALUE(*) multiplied/divided by the PLL factors. |
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223 * |
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224 * (*) HSI_VALUE is a constant defined in stm32f4xx_hal_conf.h file (default value |
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225 * 16 MHz) but the real value may vary depending on the variations |
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226 * in voltage and temperature. |
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227 * |
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228 * (**) HSE_VALUE is a constant defined in stm32f4xx_hal_conf.h file (its value |
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229 * depends on the application requirements), user has to ensure that HSE_VALUE |
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230 * is same as the real frequency of the crystal used. Otherwise, this function |
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231 * may have wrong result. |
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232 * |
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233 * - The result of this function could be not correct when using fractional |
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234 * value for HSE crystal. |
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235 * |
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236 * @param None |
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237 * @retval None |
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238 */ |
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239 void SystemCoreClockUpdate(void) |
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240 { |
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241 uint32_t tmp = 0, pllvco = 0, pllp = 2, pllsource = 0, pllm = 2; |
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242 |
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243 /* Get SYSCLK source -------------------------------------------------------*/ |
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244 tmp = RCC->CFGR & RCC_CFGR_SWS; |
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245 |
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246 switch (tmp) |
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247 { |
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248 case 0x00: /* HSI used as system clock source */ |
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249 SystemCoreClock = HSI_VALUE; |
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250 break; |
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251 case 0x04: /* HSE used as system clock source */ |
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252 SystemCoreClock = HSE_VALUE; |
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253 break; |
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254 case 0x08: /* PLL used as system clock source */ |
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255 |
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256 /* PLL_VCO = (HSE_VALUE or HSI_VALUE / PLL_M) * PLL_N |
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257 SYSCLK = PLL_VCO / PLL_P |
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258 */ |
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259 pllsource = (RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) >> 22; |
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260 pllm = RCC->PLLCFGR & RCC_PLLCFGR_PLLM; |
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261 |
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262 if (pllsource != 0) |
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263 { |
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264 /* HSE used as PLL clock source */ |
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265 pllvco = (HSE_VALUE / pllm) * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 6); |
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266 } |
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267 else |
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268 { |
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269 /* HSI used as PLL clock source */ |
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270 pllvco = (HSI_VALUE / pllm) * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 6); |
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271 } |
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272 |
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273 pllp = (((RCC->PLLCFGR & RCC_PLLCFGR_PLLP) >>16) + 1 ) *2; |
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274 SystemCoreClock = pllvco/pllp; |
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275 break; |
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276 default: |
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277 SystemCoreClock = HSI_VALUE; |
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278 break; |
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279 } |
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280 /* Compute HCLK frequency --------------------------------------------------*/ |
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281 /* Get HCLK prescaler */ |
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282 tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> 4)]; |
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283 /* HCLK frequency */ |
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284 SystemCoreClock >>= tmp; |
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285 } |
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286 |
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287 #if defined (DATA_IN_ExtSRAM) && defined (DATA_IN_ExtSDRAM) |
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288 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\ |
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289 || defined(STM32F469xx) || defined(STM32F479xx) |
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290 /** |
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291 * @brief Setup the external memory controller. |
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292 * Called in startup_stm32f4xx.s before jump to main. |
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293 * This function configures the external memories (SRAM/SDRAM) |
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294 * This SRAM/SDRAM will be used as program data memory (including heap and stack). |
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295 * @param None |
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296 * @retval None |
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297 */ |
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298 void SystemInit_ExtMemCtl(void) |
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299 { |
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300 __IO uint32_t tmp = 0x00; |
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301 |
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302 register uint32_t tmpreg = 0, timeout = 0xFFFF; |
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303 register __IO uint32_t index; |
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304 |
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305 /* Enable GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH and GPIOI interface clock */ |
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306 RCC->AHB1ENR |= 0x000001F8; |
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307 |
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308 /* Delay after an RCC peripheral clock enabling */ |
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309 tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN); |
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310 |
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311 /* Connect PDx pins to FMC Alternate function */ |
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312 GPIOD->AFR[0] = 0x00CCC0CC; |
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313 GPIOD->AFR[1] = 0xCCCCCCCC; |
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314 /* Configure PDx pins in Alternate function mode */ |
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315 GPIOD->MODER = 0xAAAA0A8A; |
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316 /* Configure PDx pins speed to 100 MHz */ |
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317 GPIOD->OSPEEDR = 0xFFFF0FCF; |
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318 /* Configure PDx pins Output type to push-pull */ |
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319 GPIOD->OTYPER = 0x00000000; |
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320 /* No pull-up, pull-down for PDx pins */ |
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321 GPIOD->PUPDR = 0x00000000; |
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322 |
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323 /* Connect PEx pins to FMC Alternate function */ |
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324 GPIOE->AFR[0] = 0xC00CC0CC; |
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325 GPIOE->AFR[1] = 0xCCCCCCCC; |
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326 /* Configure PEx pins in Alternate function mode */ |
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327 GPIOE->MODER = 0xAAAA828A; |
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328 /* Configure PEx pins speed to 100 MHz */ |
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329 GPIOE->OSPEEDR = 0xFFFFC3CF; |
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330 /* Configure PEx pins Output type to push-pull */ |
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331 GPIOE->OTYPER = 0x00000000; |
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332 /* No pull-up, pull-down for PEx pins */ |
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333 GPIOE->PUPDR = 0x00000000; |
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334 |
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335 /* Connect PFx pins to FMC Alternate function */ |
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336 GPIOF->AFR[0] = 0xCCCCCCCC; |
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337 GPIOF->AFR[1] = 0xCCCCCCCC; |
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338 /* Configure PFx pins in Alternate function mode */ |
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339 GPIOF->MODER = 0xAA800AAA; |
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340 /* Configure PFx pins speed to 50 MHz */ |
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341 GPIOF->OSPEEDR = 0xAA800AAA; |
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342 /* Configure PFx pins Output type to push-pull */ |
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343 GPIOF->OTYPER = 0x00000000; |
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344 /* No pull-up, pull-down for PFx pins */ |
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345 GPIOF->PUPDR = 0x00000000; |
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346 |
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347 /* Connect PGx pins to FMC Alternate function */ |
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348 GPIOG->AFR[0] = 0xCCCCCCCC; |
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349 GPIOG->AFR[1] = 0xCCCCCCCC; |
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350 /* Configure PGx pins in Alternate function mode */ |
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351 GPIOG->MODER = 0xAAAAAAAA; |
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352 /* Configure PGx pins speed to 50 MHz */ |
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353 GPIOG->OSPEEDR = 0xAAAAAAAA; |
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354 /* Configure PGx pins Output type to push-pull */ |
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355 GPIOG->OTYPER = 0x00000000; |
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356 /* No pull-up, pull-down for PGx pins */ |
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357 GPIOG->PUPDR = 0x00000000; |
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358 |
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359 /* Connect PHx pins to FMC Alternate function */ |
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360 GPIOH->AFR[0] = 0x00C0CC00; |
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361 GPIOH->AFR[1] = 0xCCCCCCCC; |
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362 /* Configure PHx pins in Alternate function mode */ |
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363 GPIOH->MODER = 0xAAAA08A0; |
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364 /* Configure PHx pins speed to 50 MHz */ |
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365 GPIOH->OSPEEDR = 0xAAAA08A0; |
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366 /* Configure PHx pins Output type to push-pull */ |
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367 GPIOH->OTYPER = 0x00000000; |
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368 /* No pull-up, pull-down for PHx pins */ |
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369 GPIOH->PUPDR = 0x00000000; |
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370 |
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371 /* Connect PIx pins to FMC Alternate function */ |
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372 GPIOI->AFR[0] = 0xCCCCCCCC; |
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373 GPIOI->AFR[1] = 0x00000CC0; |
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374 /* Configure PIx pins in Alternate function mode */ |
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375 GPIOI->MODER = 0x0028AAAA; |
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376 /* Configure PIx pins speed to 50 MHz */ |
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377 GPIOI->OSPEEDR = 0x0028AAAA; |
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378 /* Configure PIx pins Output type to push-pull */ |
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379 GPIOI->OTYPER = 0x00000000; |
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380 /* No pull-up, pull-down for PIx pins */ |
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381 GPIOI->PUPDR = 0x00000000; |
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382 |
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383 /*-- FMC Configuration -------------------------------------------------------*/ |
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384 /* Enable the FMC interface clock */ |
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385 RCC->AHB3ENR |= 0x00000001; |
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386 /* Delay after an RCC peripheral clock enabling */ |
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387 tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN); |
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388 |
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389 FMC_Bank5_6->SDCR[0] = 0x000019E4; |
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390 FMC_Bank5_6->SDTR[0] = 0x01115351; |
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391 |
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392 /* SDRAM initialization sequence */ |
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393 /* Clock enable command */ |
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394 FMC_Bank5_6->SDCMR = 0x00000011; |
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395 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
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396 while((tmpreg != 0) && (timeout-- > 0)) |
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397 { |
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398 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
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399 } |
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400 |
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401 /* Delay */ |
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402 for (index = 0; index<1000; index++); |
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403 |
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404 /* PALL command */ |
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405 FMC_Bank5_6->SDCMR = 0x00000012; |
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406 timeout = 0xFFFF; |
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407 while((tmpreg != 0) && (timeout-- > 0)) |
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408 { |
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409 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
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410 } |
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411 |
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412 /* Auto refresh command */ |
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413 FMC_Bank5_6->SDCMR = 0x00000073; |
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414 timeout = 0xFFFF; |
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415 while((tmpreg != 0) && (timeout-- > 0)) |
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416 { |
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417 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
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418 } |
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419 |
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420 /* MRD register program */ |
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421 FMC_Bank5_6->SDCMR = 0x00046014; |
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422 timeout = 0xFFFF; |
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423 while((tmpreg != 0) && (timeout-- > 0)) |
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424 { |
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425 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
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426 } |
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427 |
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428 /* Set refresh count */ |
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429 tmpreg = FMC_Bank5_6->SDRTR; |
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430 FMC_Bank5_6->SDRTR = (tmpreg | (0x0000027C<<1)); |
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431 |
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432 /* Disable write protection */ |
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433 tmpreg = FMC_Bank5_6->SDCR[0]; |
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434 FMC_Bank5_6->SDCR[0] = (tmpreg & 0xFFFFFDFF); |
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435 |
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436 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) |
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437 /* Configure and enable Bank1_SRAM2 */ |
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438 FMC_Bank1->BTCR[2] = 0x00001011; |
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439 FMC_Bank1->BTCR[3] = 0x00000201; |
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440 FMC_Bank1E->BWTR[2] = 0x0fffffff; |
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441 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */ |
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442 #if defined(STM32F469xx) || defined(STM32F479xx) |
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443 /* Configure and enable Bank1_SRAM2 */ |
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444 FMC_Bank1->BTCR[2] = 0x00001091; |
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445 FMC_Bank1->BTCR[3] = 0x00110212; |
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446 FMC_Bank1E->BWTR[2] = 0x0fffffff; |
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447 #endif /* STM32F469xx || STM32F479xx */ |
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448 |
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449 (void)(tmp); |
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450 } |
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451 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */ |
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452 #elif defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM) |
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453 /** |
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454 * @brief Setup the external memory controller. |
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455 * Called in startup_stm32f4xx.s before jump to main. |
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456 * This function configures the external memories (SRAM/SDRAM) |
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457 * This SRAM/SDRAM will be used as program data memory (including heap and stack). |
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458 * @param None |
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459 * @retval None |
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460 */ |
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461 void SystemInit_ExtMemCtl(void) |
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462 { |
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463 __IO uint32_t tmp = 0x00; |
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464 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\ |
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465 || defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx) |
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466 #if defined (DATA_IN_ExtSDRAM) |
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467 register uint32_t tmpreg = 0, timeout = 0xFFFF; |
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468 register __IO uint32_t index; |
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469 |
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470 #if defined(STM32F446xx) |
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471 /* Enable GPIOA, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG interface |
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472 clock */ |
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473 RCC->AHB1ENR |= 0x0000007D; |
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474 #else |
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475 /* Enable GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH and GPIOI interface |
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476 clock */ |
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477 RCC->AHB1ENR |= 0x000001F8; |
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478 #endif /* STM32F446xx */ |
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479 /* Delay after an RCC peripheral clock enabling */ |
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480 tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIOCEN); |
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481 |
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482 #if defined(STM32F446xx) |
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483 /* Connect PAx pins to FMC Alternate function */ |
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484 GPIOA->AFR[0] |= 0xC0000000; |
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485 GPIOA->AFR[1] |= 0x00000000; |
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486 /* Configure PDx pins in Alternate function mode */ |
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487 GPIOA->MODER |= 0x00008000; |
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488 /* Configure PDx pins speed to 50 MHz */ |
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489 GPIOA->OSPEEDR |= 0x00008000; |
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490 /* Configure PDx pins Output type to push-pull */ |
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491 GPIOA->OTYPER |= 0x00000000; |
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492 /* No pull-up, pull-down for PDx pins */ |
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493 GPIOA->PUPDR |= 0x00000000; |
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494 |
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495 /* Connect PCx pins to FMC Alternate function */ |
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496 GPIOC->AFR[0] |= 0x00CC0000; |
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497 GPIOC->AFR[1] |= 0x00000000; |
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498 /* Configure PDx pins in Alternate function mode */ |
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499 GPIOC->MODER |= 0x00000A00; |
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500 /* Configure PDx pins speed to 50 MHz */ |
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501 GPIOC->OSPEEDR |= 0x00000A00; |
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502 /* Configure PDx pins Output type to push-pull */ |
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503 GPIOC->OTYPER |= 0x00000000; |
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504 /* No pull-up, pull-down for PDx pins */ |
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505 GPIOC->PUPDR |= 0x00000000; |
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506 #endif /* STM32F446xx */ |
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507 |
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508 /* Connect PDx pins to FMC Alternate function */ |
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509 GPIOD->AFR[0] = 0x000000CC; |
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510 GPIOD->AFR[1] = 0xCC000CCC; |
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511 /* Configure PDx pins in Alternate function mode */ |
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512 GPIOD->MODER = 0xA02A000A; |
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513 /* Configure PDx pins speed to 50 MHz */ |
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514 GPIOD->OSPEEDR = 0xA02A000A; |
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515 /* Configure PDx pins Output type to push-pull */ |
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516 GPIOD->OTYPER = 0x00000000; |
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517 /* No pull-up, pull-down for PDx pins */ |
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518 GPIOD->PUPDR = 0x00000000; |
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519 |
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520 /* Connect PEx pins to FMC Alternate function */ |
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521 GPIOE->AFR[0] = 0xC00000CC; |
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522 GPIOE->AFR[1] = 0xCCCCCCCC; |
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|
523 /* Configure PEx pins in Alternate function mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
524 GPIOE->MODER = 0xAAAA800A; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
525 /* Configure PEx pins speed to 50 MHz */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
526 GPIOE->OSPEEDR = 0xAAAA800A; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
527 /* Configure PEx pins Output type to push-pull */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
528 GPIOE->OTYPER = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
529 /* No pull-up, pull-down for PEx pins */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
530 GPIOE->PUPDR = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
531 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
532 /* Connect PFx pins to FMC Alternate function */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
533 GPIOF->AFR[0] = 0xCCCCCCCC; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
534 GPIOF->AFR[1] = 0xCCCCCCCC; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
535 /* Configure PFx pins in Alternate function mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
536 GPIOF->MODER = 0xAA800AAA; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
537 /* Configure PFx pins speed to 50 MHz */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
538 GPIOF->OSPEEDR = 0xAA800AAA; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
539 /* Configure PFx pins Output type to push-pull */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
540 GPIOF->OTYPER = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
541 /* No pull-up, pull-down for PFx pins */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
542 GPIOF->PUPDR = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
543 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
544 /* Connect PGx pins to FMC Alternate function */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
545 GPIOG->AFR[0] = 0xCCCCCCCC; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
546 GPIOG->AFR[1] = 0xCCCCCCCC; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
547 /* Configure PGx pins in Alternate function mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
548 GPIOG->MODER = 0xAAAAAAAA; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
549 /* Configure PGx pins speed to 50 MHz */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
550 GPIOG->OSPEEDR = 0xAAAAAAAA; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
551 /* Configure PGx pins Output type to push-pull */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
552 GPIOG->OTYPER = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
553 /* No pull-up, pull-down for PGx pins */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
554 GPIOG->PUPDR = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
555 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
556 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
557 || defined(STM32F469xx) || defined(STM32F479xx) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
558 /* Connect PHx pins to FMC Alternate function */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
559 GPIOH->AFR[0] = 0x00C0CC00; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
560 GPIOH->AFR[1] = 0xCCCCCCCC; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
561 /* Configure PHx pins in Alternate function mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
562 GPIOH->MODER = 0xAAAA08A0; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
563 /* Configure PHx pins speed to 50 MHz */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
564 GPIOH->OSPEEDR = 0xAAAA08A0; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
565 /* Configure PHx pins Output type to push-pull */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
566 GPIOH->OTYPER = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
567 /* No pull-up, pull-down for PHx pins */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
568 GPIOH->PUPDR = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
569 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
570 /* Connect PIx pins to FMC Alternate function */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
571 GPIOI->AFR[0] = 0xCCCCCCCC; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
572 GPIOI->AFR[1] = 0x00000CC0; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
573 /* Configure PIx pins in Alternate function mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
574 GPIOI->MODER = 0x0028AAAA; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
575 /* Configure PIx pins speed to 50 MHz */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
576 GPIOI->OSPEEDR = 0x0028AAAA; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
577 /* Configure PIx pins Output type to push-pull */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
578 GPIOI->OTYPER = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
579 /* No pull-up, pull-down for PIx pins */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
580 GPIOI->PUPDR = 0x00000000; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
581 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
582 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
583 /*-- FMC Configuration -------------------------------------------------------*/ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
584 /* Enable the FMC interface clock */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
585 RCC->AHB3ENR |= 0x00000001; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
586 /* Delay after an RCC peripheral clock enabling */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
587 tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
588 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
589 /* Configure and enable SDRAM bank1 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
590 #if defined(STM32F446xx) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
591 FMC_Bank5_6->SDCR[0] = 0x00001954; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
592 #else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
593 FMC_Bank5_6->SDCR[0] = 0x000019E4; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
594 #endif /* STM32F446xx */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
595 FMC_Bank5_6->SDTR[0] = 0x01115351; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
596 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
597 /* SDRAM initialization sequence */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
598 /* Clock enable command */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
599 FMC_Bank5_6->SDCMR = 0x00000011; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
600 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
601 while((tmpreg != 0) && (timeout-- > 0)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
602 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
603 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
604 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
605 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
606 /* Delay */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
607 for (index = 0; index<1000; index++); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
608 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
609 /* PALL command */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
610 FMC_Bank5_6->SDCMR = 0x00000012; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
611 timeout = 0xFFFF; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
612 while((tmpreg != 0) && (timeout-- > 0)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
613 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
614 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
615 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
616 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
617 /* Auto refresh command */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
618 #if defined(STM32F446xx) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
619 FMC_Bank5_6->SDCMR = 0x000000F3; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
620 #else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
621 FMC_Bank5_6->SDCMR = 0x00000073; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
622 #endif /* STM32F446xx */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
623 timeout = 0xFFFF; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
624 while((tmpreg != 0) && (timeout-- > 0)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
625 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
626 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
627 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
628 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
629 /* MRD register program */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
630 #if defined(STM32F446xx) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
631 FMC_Bank5_6->SDCMR = 0x00044014; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
632 #else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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changeset
|
633 FMC_Bank5_6->SDCMR = 0x00046014; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
634 #endif /* STM32F446xx */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
635 timeout = 0xFFFF; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
636 while((tmpreg != 0) && (timeout-- > 0)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
637 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
638 tmpreg = FMC_Bank5_6->SDSR & 0x00000020; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
639 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
640 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
641 /* Set refresh count */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
642 tmpreg = FMC_Bank5_6->SDRTR; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
643 #if defined(STM32F446xx) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
644 FMC_Bank5_6->SDRTR = (tmpreg | (0x0000050C<<1)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
645 #else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
646 FMC_Bank5_6->SDRTR = (tmpreg | (0x0000027C<<1)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
647 #endif /* STM32F446xx */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
648 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
649 /* Disable write protection */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
650 tmpreg = FMC_Bank5_6->SDCR[0]; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
651 FMC_Bank5_6->SDCR[0] = (tmpreg & 0xFFFFFDFF); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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changeset
|
652 #endif /* DATA_IN_ExtSDRAM */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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653 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx || STM32F479xx */ |
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654 |
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655 #if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx)\ |
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656 || defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\ |
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657 || defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx) |
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658 |
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659 #if defined(DATA_IN_ExtSRAM) |
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660 /*-- GPIOs Configuration -----------------------------------------------------*/ |
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661 /* Enable GPIOD, GPIOE, GPIOF and GPIOG interface clock */ |
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662 RCC->AHB1ENR |= 0x00000078; |
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663 /* Delay after an RCC peripheral clock enabling */ |
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664 tmp = READ_BIT(RCC->AHB1ENR, RCC_AHB1ENR_GPIODEN); |
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665 |
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666 /* Connect PDx pins to FMC Alternate function */ |
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667 GPIOD->AFR[0] = 0x00CCC0CC; |
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668 GPIOD->AFR[1] = 0xCCCCCCCC; |
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669 /* Configure PDx pins in Alternate function mode */ |
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670 GPIOD->MODER = 0xAAAA0A8A; |
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671 /* Configure PDx pins speed to 100 MHz */ |
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672 GPIOD->OSPEEDR = 0xFFFF0FCF; |
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673 /* Configure PDx pins Output type to push-pull */ |
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674 GPIOD->OTYPER = 0x00000000; |
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675 /* No pull-up, pull-down for PDx pins */ |
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676 GPIOD->PUPDR = 0x00000000; |
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|
677 |
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678 /* Connect PEx pins to FMC Alternate function */ |
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679 GPIOE->AFR[0] = 0xC00CC0CC; |
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680 GPIOE->AFR[1] = 0xCCCCCCCC; |
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|
681 /* Configure PEx pins in Alternate function mode */ |
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682 GPIOE->MODER = 0xAAAA828A; |
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|
683 /* Configure PEx pins speed to 100 MHz */ |
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|
684 GPIOE->OSPEEDR = 0xFFFFC3CF; |
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685 /* Configure PEx pins Output type to push-pull */ |
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686 GPIOE->OTYPER = 0x00000000; |
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|
687 /* No pull-up, pull-down for PEx pins */ |
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|
688 GPIOE->PUPDR = 0x00000000; |
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|
689 |
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|
690 /* Connect PFx pins to FMC Alternate function */ |
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|
691 GPIOF->AFR[0] = 0x00CCCCCC; |
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|
692 GPIOF->AFR[1] = 0xCCCC0000; |
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|
693 /* Configure PFx pins in Alternate function mode */ |
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|
694 GPIOF->MODER = 0xAA000AAA; |
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|
695 /* Configure PFx pins speed to 100 MHz */ |
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changeset
|
696 GPIOF->OSPEEDR = 0xFF000FFF; |
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|
697 /* Configure PFx pins Output type to push-pull */ |
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|
698 GPIOF->OTYPER = 0x00000000; |
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|
699 /* No pull-up, pull-down for PFx pins */ |
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|
700 GPIOF->PUPDR = 0x00000000; |
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|
701 |
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|
702 /* Connect PGx pins to FMC Alternate function */ |
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|
703 GPIOG->AFR[0] = 0x00CCCCCC; |
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704 GPIOG->AFR[1] = 0x000000C0; |
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|
705 /* Configure PGx pins in Alternate function mode */ |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
706 GPIOG->MODER = 0x00085AAA; |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
707 /* Configure PGx pins speed to 100 MHz */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
708 GPIOG->OSPEEDR = 0x000CAFFF; |
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|
709 /* Configure PGx pins Output type to push-pull */ |
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|
710 GPIOG->OTYPER = 0x00000000; |
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|
711 /* No pull-up, pull-down for PGx pins */ |
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|
712 GPIOG->PUPDR = 0x00000000; |
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|
713 |
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|
714 /*-- FMC/FSMC Configuration --------------------------------------------------*/ |
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|
715 /* Enable the FMC/FSMC interface clock */ |
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|
716 RCC->AHB3ENR |= 0x00000001; |
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|
717 |
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|
718 #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) |
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|
719 /* Delay after an RCC peripheral clock enabling */ |
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|
720 tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN); |
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|
721 /* Configure and enable Bank1_SRAM2 */ |
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|
722 FMC_Bank1->BTCR[2] = 0x00001011; |
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|
723 FMC_Bank1->BTCR[3] = 0x00000201; |
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|
724 FMC_Bank1E->BWTR[2] = 0x0fffffff; |
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|
725 #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */ |
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|
726 #if defined(STM32F469xx) || defined(STM32F479xx) |
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|
727 /* Delay after an RCC peripheral clock enabling */ |
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|
728 tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FMCEN); |
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|
729 /* Configure and enable Bank1_SRAM2 */ |
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|
730 FMC_Bank1->BTCR[2] = 0x00001091; |
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731 FMC_Bank1->BTCR[3] = 0x00110212; |
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|
732 FMC_Bank1E->BWTR[2] = 0x0fffffff; |
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733 #endif /* STM32F469xx || STM32F479xx */ |
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|
734 #if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx)|| defined(STM32F417xx)\ |
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735 || defined(STM32F412Zx) || defined(STM32F412Vx) |
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|
736 /* Delay after an RCC peripheral clock enabling */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
737 tmp = READ_BIT(RCC->AHB3ENR, RCC_AHB3ENR_FSMCEN); |
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|
738 /* Configure and enable Bank1_SRAM2 */ |
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|
739 FSMC_Bank1->BTCR[2] = 0x00001011; |
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|
740 FSMC_Bank1->BTCR[3] = 0x00000201; |
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741 FSMC_Bank1E->BWTR[2] = 0x0FFFFFFF; |
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|
742 #endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F412Zx || STM32F412Vx */ |
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|
743 |
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|
744 #endif /* DATA_IN_ExtSRAM */ |
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|
745 #endif /* STM32F405xx || STM32F415xx || STM32F407xx || STM32F417xx || STM32F427xx || STM32F437xx ||\ |
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746 STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx || STM32F412Zx || STM32F412Vx */ |
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|
747 (void)(tmp); |
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|
748 } |
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|
749 #endif /* DATA_IN_ExtSRAM && DATA_IN_ExtSDRAM */ |
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|
750 /** |
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|
751 * @} |
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|
752 */ |
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|
753 |
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|
754 /** |
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|
755 * @} |
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|
756 */ |
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|
757 |
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|
758 /** |
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|
759 * @} |
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|
760 */ |
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761 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |