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annotate Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_ll_adc.c @ 227:d5891007fc4c

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add update files for testing purposes
author heinrichsweikamp
date Tue, 02 Apr 2019 18:18:22 +0200
parents c78bcbd5deda
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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128
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1 /**
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2 ******************************************************************************
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3 * @file stm32f4xx_ll_adc.c
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4 * @author MCD Application Team
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5 * @brief ADC LL module driver
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6 ******************************************************************************
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7 * @attention
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8 *
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9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
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10 *
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11 * Redistribution and use in source and binary forms, with or without modification,
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12 * are permitted provided that the following conditions are met:
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13 * 1. Redistributions of source code must retain the above copyright notice,
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14 * this list of conditions and the following disclaimer.
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15 * 2. Redistributions in binary form must reproduce the above copyright notice,
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16 * this list of conditions and the following disclaimer in the documentation
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17 * and/or other materials provided with the distribution.
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18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
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19 * may be used to endorse or promote products derived from this software
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20 * without specific prior written permission.
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21 *
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22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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32 *
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33 ******************************************************************************
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34 */
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35 #if defined(USE_FULL_LL_DRIVER)
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36
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37 /* Includes ------------------------------------------------------------------*/
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38 #include "stm32f4xx_ll_adc.h"
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39 #include "stm32f4xx_ll_bus.h"
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40
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41 #ifdef USE_FULL_ASSERT
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42 #include "stm32_assert.h"
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43 #else
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44 #define assert_param(expr) ((void)0U)
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45 #endif
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46
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47 /** @addtogroup STM32F4xx_LL_Driver
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48 * @{
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49 */
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50
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51 #if defined (ADC1) || defined (ADC2) || defined (ADC3)
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52
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53 /** @addtogroup ADC_LL ADC
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54 * @{
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55 */
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56
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57 /* Private types -------------------------------------------------------------*/
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58 /* Private variables ---------------------------------------------------------*/
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59 /* Private constants ---------------------------------------------------------*/
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60 /* Private macros ------------------------------------------------------------*/
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61
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62 /** @addtogroup ADC_LL_Private_Macros
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63 * @{
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64 */
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65
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66 /* Check of parameters for configuration of ADC hierarchical scope: */
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67 /* common to several ADC instances. */
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68 #define IS_LL_ADC_COMMON_CLOCK(__CLOCK__) \
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69 ( ((__CLOCK__) == LL_ADC_CLOCK_SYNC_PCLK_DIV2) \
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70 || ((__CLOCK__) == LL_ADC_CLOCK_SYNC_PCLK_DIV4) \
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71 || ((__CLOCK__) == LL_ADC_CLOCK_SYNC_PCLK_DIV6) \
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72 || ((__CLOCK__) == LL_ADC_CLOCK_SYNC_PCLK_DIV8) \
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73 )
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74
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75 /* Check of parameters for configuration of ADC hierarchical scope: */
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76 /* ADC instance. */
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77 #define IS_LL_ADC_RESOLUTION(__RESOLUTION__) \
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78 ( ((__RESOLUTION__) == LL_ADC_RESOLUTION_12B) \
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79 || ((__RESOLUTION__) == LL_ADC_RESOLUTION_10B) \
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80 || ((__RESOLUTION__) == LL_ADC_RESOLUTION_8B) \
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81 || ((__RESOLUTION__) == LL_ADC_RESOLUTION_6B) \
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82 )
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83
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84 #define IS_LL_ADC_DATA_ALIGN(__DATA_ALIGN__) \
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85 ( ((__DATA_ALIGN__) == LL_ADC_DATA_ALIGN_RIGHT) \
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86 || ((__DATA_ALIGN__) == LL_ADC_DATA_ALIGN_LEFT) \
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87 )
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88
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89 #define IS_LL_ADC_SCAN_SELECTION(__SCAN_SELECTION__) \
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90 ( ((__SCAN_SELECTION__) == LL_ADC_SEQ_SCAN_DISABLE) \
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91 || ((__SCAN_SELECTION__) == LL_ADC_SEQ_SCAN_ENABLE) \
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92 )
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93
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94 #define IS_LL_ADC_SEQ_SCAN_MODE(__SEQ_SCAN_MODE__) \
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95 ( ((__SCAN_MODE__) == LL_ADC_SEQ_SCAN_DISABLE) \
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96 || ((__SCAN_MODE__) == LL_ADC_SEQ_SCAN_ENABLE) \
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97 )
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98
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99 /* Check of parameters for configuration of ADC hierarchical scope: */
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100 /* ADC group regular */
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101 #define IS_LL_ADC_REG_TRIG_SOURCE(__REG_TRIG_SOURCE__) \
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102 ( ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_SOFTWARE) \
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103 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH1) \
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104 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH2) \
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105 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM1_CH3) \
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106 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH2) \
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107 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH3) \
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108 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_CH4) \
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109 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM2_TRGO) \
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110 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM3_CH1) \
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111 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM3_TRGO) \
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112 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM4_CH4) \
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113 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM5_CH1) \
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114 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM5_CH2) \
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115 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM5_CH3) \
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116 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM8_CH1) \
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117 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_TIM8_TRGO) \
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118 || ((__REG_TRIG_SOURCE__) == LL_ADC_REG_TRIG_EXT_EXTI_LINE11) \
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119 )
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120 #define IS_LL_ADC_REG_CONTINUOUS_MODE(__REG_CONTINUOUS_MODE__) \
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121 ( ((__REG_CONTINUOUS_MODE__) == LL_ADC_REG_CONV_SINGLE) \
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122 || ((__REG_CONTINUOUS_MODE__) == LL_ADC_REG_CONV_CONTINUOUS) \
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123 )
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124
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125 #define IS_LL_ADC_REG_DMA_TRANSFER(__REG_DMA_TRANSFER__) \
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126 ( ((__REG_DMA_TRANSFER__) == LL_ADC_REG_DMA_TRANSFER_NONE) \
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127 || ((__REG_DMA_TRANSFER__) == LL_ADC_REG_DMA_TRANSFER_LIMITED) \
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128 || ((__REG_DMA_TRANSFER__) == LL_ADC_REG_DMA_TRANSFER_UNLIMITED) \
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129 )
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130
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131 #define IS_LL_ADC_REG_FLAG_EOC_SELECTION(__REG_FLAG_EOC_SELECTION__) \
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132 ( ((__REG_FLAG_EOC_SELECTION__) == LL_ADC_REG_FLAG_EOC_SEQUENCE_CONV) \
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133 || ((__REG_FLAG_EOC_SELECTION__) == LL_ADC_REG_FLAG_EOC_UNITARY_CONV) \
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134 )
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135
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136 #define IS_LL_ADC_REG_SEQ_SCAN_LENGTH(__REG_SEQ_SCAN_LENGTH__) \
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137 ( ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_DISABLE) \
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138 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_2RANKS) \
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139 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_3RANKS) \
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140 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_4RANKS) \
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141 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_5RANKS) \
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142 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_6RANKS) \
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143 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_7RANKS) \
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144 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_8RANKS) \
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145 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_9RANKS) \
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146 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_10RANKS) \
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147 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_11RANKS) \
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148 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_12RANKS) \
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149 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_13RANKS) \
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150 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_14RANKS) \
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151 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_15RANKS) \
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152 || ((__REG_SEQ_SCAN_LENGTH__) == LL_ADC_REG_SEQ_SCAN_ENABLE_16RANKS) \
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153 )
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154
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155 #define IS_LL_ADC_REG_SEQ_SCAN_DISCONT_MODE(__REG_SEQ_DISCONT_MODE__) \
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156 ( ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_DISABLE) \
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157 || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_1RANK) \
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158 || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_2RANKS) \
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159 || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_3RANKS) \
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160 || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_4RANKS) \
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161 || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_5RANKS) \
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162 || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_6RANKS) \
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163 || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_7RANKS) \
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164 || ((__REG_SEQ_DISCONT_MODE__) == LL_ADC_REG_SEQ_DISCONT_8RANKS) \
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165 )
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166
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167 /* Check of parameters for configuration of ADC hierarchical scope: */
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168 /* ADC group injected */
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169 #define IS_LL_ADC_INJ_TRIG_SOURCE(__INJ_TRIG_SOURCE__) \
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170 ( ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_SOFTWARE) \
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171 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_CH4) \
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172 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM1_TRGO) \
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173 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM2_CH1) \
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174 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM2_TRGO) \
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175 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM3_CH2) \
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176 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM3_CH4) \
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177 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM4_CH1) \
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178 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM4_CH2) \
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179 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM4_CH3) \
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180 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM4_TRGO) \
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181 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM5_CH4) \
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182 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM5_TRGO) \
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183 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM8_CH2) \
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184 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM8_CH3) \
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185 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_TIM8_CH4) \
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186 || ((__INJ_TRIG_SOURCE__) == LL_ADC_INJ_TRIG_EXT_EXTI_LINE15) \
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187 )
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188
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189 #define IS_LL_ADC_INJ_TRIG_EXT_EDGE(__INJ_TRIG_EXT_EDGE__) \
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190 ( ((__INJ_TRIG_EXT_EDGE__) == LL_ADC_INJ_TRIG_EXT_RISING) \
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191 || ((__INJ_TRIG_EXT_EDGE__) == LL_ADC_INJ_TRIG_EXT_FALLING) \
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192 || ((__INJ_TRIG_EXT_EDGE__) == LL_ADC_INJ_TRIG_EXT_RISINGFALLING) \
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193 )
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194
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195 #define IS_LL_ADC_INJ_TRIG_AUTO(__INJ_TRIG_AUTO__) \
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196 ( ((__INJ_TRIG_AUTO__) == LL_ADC_INJ_TRIG_INDEPENDENT) \
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197 || ((__INJ_TRIG_AUTO__) == LL_ADC_INJ_TRIG_FROM_GRP_REGULAR) \
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198 )
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199
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200 #define IS_LL_ADC_INJ_SEQ_SCAN_LENGTH(__INJ_SEQ_SCAN_LENGTH__) \
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201 ( ((__INJ_SEQ_SCAN_LENGTH__) == LL_ADC_INJ_SEQ_SCAN_DISABLE) \
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202 || ((__INJ_SEQ_SCAN_LENGTH__) == LL_ADC_INJ_SEQ_SCAN_ENABLE_2RANKS) \
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203 || ((__INJ_SEQ_SCAN_LENGTH__) == LL_ADC_INJ_SEQ_SCAN_ENABLE_3RANKS) \
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204 || ((__INJ_SEQ_SCAN_LENGTH__) == LL_ADC_INJ_SEQ_SCAN_ENABLE_4RANKS) \
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205 )
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206
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207 #define IS_LL_ADC_INJ_SEQ_SCAN_DISCONT_MODE(__INJ_SEQ_DISCONT_MODE__) \
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208 ( ((__INJ_SEQ_DISCONT_MODE__) == LL_ADC_INJ_SEQ_DISCONT_DISABLE) \
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209 || ((__INJ_SEQ_DISCONT_MODE__) == LL_ADC_INJ_SEQ_DISCONT_1RANK) \
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210 )
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211
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212 #if defined(ADC_MULTIMODE_SUPPORT)
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213 /* Check of parameters for configuration of ADC hierarchical scope: */
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214 /* multimode. */
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215 #if defined(ADC3)
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216 #define IS_LL_ADC_MULTI_MODE(__MULTI_MODE__) \
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217 ( ((__MULTI_MODE__) == LL_ADC_MULTI_INDEPENDENT) \
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218 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIMULT) \
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219 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_INTERL) \
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220 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_INJ_SIMULT) \
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221 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_INJ_ALTERN) \
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222 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIM_INJ_SIM) \
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223 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIM_INJ_ALT) \
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224 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_INT_INJ_SIM) \
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225 || ((__MULTI_MODE__) == LL_ADC_MULTI_TRIPLE_REG_SIM_INJ_SIM) \
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226 || ((__MULTI_MODE__) == LL_ADC_MULTI_TRIPLE_REG_SIM_INJ_ALT) \
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227 || ((__MULTI_MODE__) == LL_ADC_MULTI_TRIPLE_INJ_SIMULT) \
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228 || ((__MULTI_MODE__) == LL_ADC_MULTI_TRIPLE_REG_SIMULT) \
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229 || ((__MULTI_MODE__) == LL_ADC_MULTI_TRIPLE_REG_INTERL) \
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230 || ((__MULTI_MODE__) == LL_ADC_MULTI_TRIPLE_INJ_ALTERN) \
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231 )
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232 #else
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233 #define IS_LL_ADC_MULTI_MODE(__MULTI_MODE__) \
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234 ( ((__MULTI_MODE__) == LL_ADC_MULTI_INDEPENDENT) \
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235 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIMULT) \
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236 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_INTERL) \
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237 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_INJ_SIMULT) \
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238 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_INJ_ALTERN) \
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239 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIM_INJ_SIM) \
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240 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_SIM_INJ_ALT) \
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241 || ((__MULTI_MODE__) == LL_ADC_MULTI_DUAL_REG_INT_INJ_SIM) \
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242 )
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243 #endif
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244
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245 #define IS_LL_ADC_MULTI_DMA_TRANSFER(__MULTI_DMA_TRANSFER__) \
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246 ( ((__MULTI_DMA_TRANSFER__) == LL_ADC_MULTI_REG_DMA_EACH_ADC) \
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247 || ((__MULTI_DMA_TRANSFER__) == LL_ADC_MULTI_REG_DMA_LIMIT_1) \
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248 || ((__MULTI_DMA_TRANSFER__) == LL_ADC_MULTI_REG_DMA_LIMIT_2) \
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249 || ((__MULTI_DMA_TRANSFER__) == LL_ADC_MULTI_REG_DMA_LIMIT_3) \
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250 || ((__MULTI_DMA_TRANSFER__) == LL_ADC_MULTI_REG_DMA_UNLMT_1) \
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251 || ((__MULTI_DMA_TRANSFER__) == LL_ADC_MULTI_REG_DMA_UNLMT_2) \
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252 || ((__MULTI_DMA_TRANSFER__) == LL_ADC_MULTI_REG_DMA_UNLMT_3) \
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253 )
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254
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255 #define IS_LL_ADC_MULTI_TWOSMP_DELAY(__MULTI_TWOSMP_DELAY__) \
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256 ( ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_5CYCLES) \
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257 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_6CYCLES) \
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258 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_7CYCLES) \
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259 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_8CYCLES) \
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260 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_9CYCLES) \
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261 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_10CYCLES) \
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262 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_11CYCLES) \
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263 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_12CYCLES) \
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264 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_13CYCLES) \
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265 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_14CYCLES) \
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266 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_15CYCLES) \
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267 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_16CYCLES) \
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268 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_17CYCLES) \
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269 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_18CYCLES) \
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270 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_19CYCLES) \
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271 || ((__MULTI_TWOSMP_DELAY__) == LL_ADC_MULTI_TWOSMP_DELAY_20CYCLES) \
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272 )
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273
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274 #define IS_LL_ADC_MULTI_MASTER_SLAVE(__MULTI_MASTER_SLAVE__) \
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275 ( ((__MULTI_MASTER_SLAVE__) == LL_ADC_MULTI_MASTER) \
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276 || ((__MULTI_MASTER_SLAVE__) == LL_ADC_MULTI_SLAVE) \
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277 || ((__MULTI_MASTER_SLAVE__) == LL_ADC_MULTI_MASTER_SLAVE) \
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278 )
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279
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280 #endif /* ADC_MULTIMODE_SUPPORT */
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281 /**
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282 * @}
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283 */
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284
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285
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286 /* Private function prototypes -----------------------------------------------*/
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287
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288 /* Exported functions --------------------------------------------------------*/
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289 /** @addtogroup ADC_LL_Exported_Functions
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290 * @{
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291 */
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292
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293 /** @addtogroup ADC_LL_EF_Init
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294 * @{
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295 */
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296
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297 /**
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298 * @brief De-initialize registers of all ADC instances belonging to
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299 * the same ADC common instance to their default reset values.
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300 * @param ADCxy_COMMON ADC common instance
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301 * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() )
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302 * @retval An ErrorStatus enumeration value:
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303 * - SUCCESS: ADC common registers are de-initialized
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304 * - ERROR: not applicable
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305 */
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306 ErrorStatus LL_ADC_CommonDeInit(ADC_Common_TypeDef *ADCxy_COMMON)
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307 {
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308 /* Check the parameters */
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309 assert_param(IS_ADC_COMMON_INSTANCE(ADCxy_COMMON));
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310
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311
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312 /* Force reset of ADC clock (core clock) */
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313 LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_ADC);
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314
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315 /* Release reset of ADC clock (core clock) */
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316 LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_ADC);
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317
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318 return SUCCESS;
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319 }
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320
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321 /**
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322 * @brief Initialize some features of ADC common parameters
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323 * (all ADC instances belonging to the same ADC common instance)
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324 * and multimode (for devices with several ADC instances available).
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325 * @note The setting of ADC common parameters is conditioned to
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326 * ADC instances state:
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327 * All ADC instances belonging to the same ADC common instance
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328 * must be disabled.
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329 * @param ADCxy_COMMON ADC common instance
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330 * (can be set directly from CMSIS definition or by using helper macro @ref __LL_ADC_COMMON_INSTANCE() )
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331 * @param ADC_CommonInitStruct Pointer to a @ref LL_ADC_CommonInitTypeDef structure
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332 * @retval An ErrorStatus enumeration value:
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333 * - SUCCESS: ADC common registers are initialized
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334 * - ERROR: ADC common registers are not initialized
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335 */
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336 ErrorStatus LL_ADC_CommonInit(ADC_Common_TypeDef *ADCxy_COMMON, LL_ADC_CommonInitTypeDef *ADC_CommonInitStruct)
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337 {
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338 ErrorStatus status = SUCCESS;
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339
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340 /* Check the parameters */
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341 assert_param(IS_ADC_COMMON_INSTANCE(ADCxy_COMMON));
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342 assert_param(IS_LL_ADC_COMMON_CLOCK(ADC_CommonInitStruct->CommonClock));
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343
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344 #if defined(ADC_MULTIMODE_SUPPORT)
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345 assert_param(IS_LL_ADC_MULTI_MODE(ADC_CommonInitStruct->Multimode));
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346 if(ADC_CommonInitStruct->Multimode != LL_ADC_MULTI_INDEPENDENT)
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347 {
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348 assert_param(IS_LL_ADC_MULTI_DMA_TRANSFER(ADC_CommonInitStruct->MultiDMATransfer));
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349 assert_param(IS_LL_ADC_MULTI_TWOSMP_DELAY(ADC_CommonInitStruct->MultiTwoSamplingDelay));
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350 }
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351 #endif /* ADC_MULTIMODE_SUPPORT */
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352
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353 /* Note: Hardware constraint (refer to description of functions */
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354 /* "LL_ADC_SetCommonXXX()" and "LL_ADC_SetMultiXXX()"): */
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355 /* On this STM32 serie, setting of these features is conditioned to */
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356 /* ADC state: */
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357 /* All ADC instances of the ADC common group must be disabled. */
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358 if(__LL_ADC_IS_ENABLED_ALL_COMMON_INSTANCE(ADCxy_COMMON) == 0U)
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359 {
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360 /* Configuration of ADC hierarchical scope: */
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361 /* - common to several ADC */
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362 /* (all ADC instances belonging to the same ADC common instance) */
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363 /* - Set ADC clock (conversion clock) */
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364 /* - multimode (if several ADC instances available on the */
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365 /* selected device) */
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366 /* - Set ADC multimode configuration */
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367 /* - Set ADC multimode DMA transfer */
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368 /* - Set ADC multimode: delay between 2 sampling phases */
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369 #if defined(ADC_MULTIMODE_SUPPORT)
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370 if(ADC_CommonInitStruct->Multimode != LL_ADC_MULTI_INDEPENDENT)
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371 {
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372 MODIFY_REG(ADCxy_COMMON->CCR,
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373 ADC_CCR_ADCPRE
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374 | ADC_CCR_MULTI
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375 | ADC_CCR_DMA
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376 | ADC_CCR_DDS
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377 | ADC_CCR_DELAY
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378 ,
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379 ADC_CommonInitStruct->CommonClock
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380 | ADC_CommonInitStruct->Multimode
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381 | ADC_CommonInitStruct->MultiDMATransfer
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382 | ADC_CommonInitStruct->MultiTwoSamplingDelay
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383 );
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384 }
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385 else
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386 {
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387 MODIFY_REG(ADCxy_COMMON->CCR,
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388 ADC_CCR_ADCPRE
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389 | ADC_CCR_MULTI
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390 | ADC_CCR_DMA
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391 | ADC_CCR_DDS
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392 | ADC_CCR_DELAY
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393 ,
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394 ADC_CommonInitStruct->CommonClock
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395 | LL_ADC_MULTI_INDEPENDENT
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396 );
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397 }
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398 #else
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399 LL_ADC_SetCommonClock(ADCxy_COMMON, ADC_CommonInitStruct->CommonClock);
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400 #endif
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401 }
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402 else
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403 {
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404 /* Initialization error: One or several ADC instances belonging to */
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405 /* the same ADC common instance are not disabled. */
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406 status = ERROR;
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407 }
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408
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409 return status;
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diff changeset
410 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
411
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
412 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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413 * @brief Set each @ref LL_ADC_CommonInitTypeDef field to default value.
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414 * @param ADC_CommonInitStruct Pointer to a @ref LL_ADC_CommonInitTypeDef structure
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415 * whose fields will be set to default values.
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416 * @retval None
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417 */
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418 void LL_ADC_CommonStructInit(LL_ADC_CommonInitTypeDef *ADC_CommonInitStruct)
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419 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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420 /* Set ADC_CommonInitStruct fields to default values */
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diff changeset
421 /* Set fields of ADC common */
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422 /* (all ADC instances belonging to the same ADC common instance) */
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423 ADC_CommonInitStruct->CommonClock = LL_ADC_CLOCK_SYNC_PCLK_DIV2;
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424
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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425 #if defined(ADC_MULTIMODE_SUPPORT)
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diff changeset
426 /* Set fields of ADC multimode */
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427 ADC_CommonInitStruct->Multimode = LL_ADC_MULTI_INDEPENDENT;
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428 ADC_CommonInitStruct->MultiDMATransfer = LL_ADC_MULTI_REG_DMA_EACH_ADC;
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429 ADC_CommonInitStruct->MultiTwoSamplingDelay = LL_ADC_MULTI_TWOSMP_DELAY_5CYCLES;
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430 #endif /* ADC_MULTIMODE_SUPPORT */
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431 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
432
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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433 /**
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434 * @brief De-initialize registers of the selected ADC instance
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435 * to their default reset values.
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436 * @note To reset all ADC instances quickly (perform a hard reset),
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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437 * use function @ref LL_ADC_CommonDeInit().
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438 * @param ADCx ADC instance
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439 * @retval An ErrorStatus enumeration value:
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440 * - SUCCESS: ADC registers are de-initialized
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441 * - ERROR: ADC registers are not de-initialized
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442 */
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443 ErrorStatus LL_ADC_DeInit(ADC_TypeDef *ADCx)
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444 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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445 ErrorStatus status = SUCCESS;
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446
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447 /* Check the parameters */
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448 assert_param(IS_ADC_ALL_INSTANCE(ADCx));
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449
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450 /* Disable ADC instance if not already disabled. */
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451 if(LL_ADC_IsEnabled(ADCx) == 1U)
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452 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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453 /* Set ADC group regular trigger source to SW start to ensure to not */
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454 /* have an external trigger event occurring during the conversion stop */
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455 /* ADC disable process. */
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456 LL_ADC_REG_SetTriggerSource(ADCx, LL_ADC_REG_TRIG_SOFTWARE);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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457
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
458 /* Set ADC group injected trigger source to SW start to ensure to not */
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459 /* have an external trigger event occurring during the conversion stop */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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460 /* ADC disable process. */
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461 LL_ADC_INJ_SetTriggerSource(ADCx, LL_ADC_INJ_TRIG_SOFTWARE);
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462
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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463 /* Disable the ADC instance */
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464 LL_ADC_Disable(ADCx);
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465 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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466
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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467 /* Check whether ADC state is compliant with expected state */
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468 /* (hardware requirements of bits state to reset registers below) */
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469 if(READ_BIT(ADCx->CR2, ADC_CR2_ADON) == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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470 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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471 /* ========== Reset ADC registers ========== */
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472 /* Reset register SR */
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473 CLEAR_BIT(ADCx->SR,
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474 ( LL_ADC_FLAG_STRT
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475 | LL_ADC_FLAG_JSTRT
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476 | LL_ADC_FLAG_EOCS
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477 | LL_ADC_FLAG_OVR
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478 | LL_ADC_FLAG_JEOS
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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479 | LL_ADC_FLAG_AWD1 )
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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480 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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481
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
482 /* Reset register CR1 */
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483 CLEAR_BIT(ADCx->CR1,
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484 ( ADC_CR1_OVRIE | ADC_CR1_RES | ADC_CR1_AWDEN
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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485 | ADC_CR1_JAWDEN
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486 | ADC_CR1_DISCNUM | ADC_CR1_JDISCEN | ADC_CR1_DISCEN
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487 | ADC_CR1_JAUTO | ADC_CR1_AWDSGL | ADC_CR1_SCAN
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488 | ADC_CR1_JEOCIE | ADC_CR1_AWDIE | ADC_CR1_EOCIE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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489 | ADC_CR1_AWDCH )
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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490 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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491
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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492 /* Reset register CR2 */
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493 CLEAR_BIT(ADCx->CR2,
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494 ( ADC_CR2_SWSTART | ADC_CR2_EXTEN | ADC_CR2_EXTSEL
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495 | ADC_CR2_JSWSTART | ADC_CR2_JEXTEN | ADC_CR2_JEXTSEL
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496 | ADC_CR2_ALIGN | ADC_CR2_EOCS
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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497 | ADC_CR2_DDS | ADC_CR2_DMA
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498 | ADC_CR2_CONT | ADC_CR2_ADON )
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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499 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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500
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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501 /* Reset register SMPR1 */
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502 CLEAR_BIT(ADCx->SMPR1,
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diff changeset
503 ( ADC_SMPR1_SMP18 | ADC_SMPR1_SMP17 | ADC_SMPR1_SMP16
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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504 | ADC_SMPR1_SMP15 | ADC_SMPR1_SMP14 | ADC_SMPR1_SMP13
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505 | ADC_SMPR1_SMP12 | ADC_SMPR1_SMP11 | ADC_SMPR1_SMP10)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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506 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
507
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
508 /* Reset register SMPR2 */
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parents:
diff changeset
509 CLEAR_BIT(ADCx->SMPR2,
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510 ( ADC_SMPR2_SMP9
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511 | ADC_SMPR2_SMP8 | ADC_SMPR2_SMP7 | ADC_SMPR2_SMP6
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512 | ADC_SMPR2_SMP5 | ADC_SMPR2_SMP4 | ADC_SMPR2_SMP3
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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513 | ADC_SMPR2_SMP2 | ADC_SMPR2_SMP1 | ADC_SMPR2_SMP0)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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514 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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515
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
516 /* Reset register JOFR1 */
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517 CLEAR_BIT(ADCx->JOFR1, ADC_JOFR1_JOFFSET1);
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518 /* Reset register JOFR2 */
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519 CLEAR_BIT(ADCx->JOFR2, ADC_JOFR2_JOFFSET2);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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520 /* Reset register JOFR3 */
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521 CLEAR_BIT(ADCx->JOFR3, ADC_JOFR3_JOFFSET3);
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522 /* Reset register JOFR4 */
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523 CLEAR_BIT(ADCx->JOFR4, ADC_JOFR4_JOFFSET4);
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524
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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525 /* Reset register HTR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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526 SET_BIT(ADCx->HTR, ADC_HTR_HT);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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527 /* Reset register LTR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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528 CLEAR_BIT(ADCx->LTR, ADC_LTR_LT);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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529
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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530 /* Reset register SQR1 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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531 CLEAR_BIT(ADCx->SQR1,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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532 ( ADC_SQR1_L
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533 | ADC_SQR1_SQ16
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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534 | ADC_SQR1_SQ15 | ADC_SQR1_SQ14 | ADC_SQR1_SQ13)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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535 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
536
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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537 /* Reset register SQR2 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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538 CLEAR_BIT(ADCx->SQR2,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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539 ( ADC_SQR2_SQ12 | ADC_SQR2_SQ11 | ADC_SQR2_SQ10
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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540 | ADC_SQR2_SQ9 | ADC_SQR2_SQ8 | ADC_SQR2_SQ7)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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541 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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542
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
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parents:
diff changeset
544 /* Reset register JSQR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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545 CLEAR_BIT(ADCx->JSQR,
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parents:
diff changeset
546 ( ADC_JSQR_JL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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547 | ADC_JSQR_JSQ4 | ADC_JSQR_JSQ3
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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548 | ADC_JSQR_JSQ2 | ADC_JSQR_JSQ1 )
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diff changeset
549 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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550
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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551 /* Reset register DR */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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552 /* bits in access mode read only, no direct reset applicable */
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Ideenmodellierer
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diff changeset
553
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
554 /* Reset registers JDR1, JDR2, JDR3, JDR4 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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555 /* bits in access mode read only, no direct reset applicable */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
556
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
557 /* Reset register CCR */
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558 CLEAR_BIT(ADC->CCR, ADC_CCR_TSVREFE | ADC_CCR_ADCPRE);
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559 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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560
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561 return status;
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562 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
563
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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564 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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565 * @brief Initialize some features of ADC instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
566 * @note These parameters have an impact on ADC scope: ADC instance.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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567 * Affects both group regular and group injected (availability
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
568 * of ADC group injected depends on STM32 families).
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
569 * Refer to corresponding unitary functions into
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
570 * @ref ADC_LL_EF_Configuration_ADC_Instance .
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
571 * @note The setting of these parameters by function @ref LL_ADC_Init()
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
572 * is conditioned to ADC state:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
573 * ADC instance must be disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
574 * This condition is applied to all ADC features, for efficiency
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
575 * and compatibility over all STM32 families. However, the different
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
576 * features can be set under different ADC state conditions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
577 * (setting possible with ADC enabled without conversion on going,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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578 * ADC enabled with conversion on going, ...)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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579 * Each feature can be updated afterwards with a unitary function
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
580 * and potentially with ADC in a different state than disabled,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
581 * refer to description of each function for setting
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
582 * conditioned to ADC state.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
583 * @note After using this function, some other features must be configured
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
584 * using LL unitary functions.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
585 * The minimum configuration remaining to be done is:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
586 * - Set ADC group regular or group injected sequencer:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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587 * map channel on the selected sequencer rank.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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588 * Refer to function @ref LL_ADC_REG_SetSequencerRanks().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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589 * - Set ADC channel sampling time
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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590 * Refer to function LL_ADC_SetChannelSamplingTime();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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591 * @param ADCx ADC instance
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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592 * @param ADC_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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593 * @retval An ErrorStatus enumeration value:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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594 * - SUCCESS: ADC registers are initialized
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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595 * - ERROR: ADC registers are not initialized
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596 */
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597 ErrorStatus LL_ADC_Init(ADC_TypeDef *ADCx, LL_ADC_InitTypeDef *ADC_InitStruct)
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598 {
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599 ErrorStatus status = SUCCESS;
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600
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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601 /* Check the parameters */
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602 assert_param(IS_ADC_ALL_INSTANCE(ADCx));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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603
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604 assert_param(IS_LL_ADC_RESOLUTION(ADC_InitStruct->Resolution));
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605 assert_param(IS_LL_ADC_DATA_ALIGN(ADC_InitStruct->DataAlignment));
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606 assert_param(IS_LL_ADC_SCAN_SELECTION(ADC_InitStruct->SequencersScanMode));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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607
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
608 /* Note: Hardware constraint (refer to description of this function): */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
609 /* ADC instance must be disabled. */
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610 if(LL_ADC_IsEnabled(ADCx) == 0U)
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611 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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612 /* Configuration of ADC hierarchical scope: */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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613 /* - ADC instance */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
614 /* - Set ADC data resolution */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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615 /* - Set ADC conversion data alignment */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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616 MODIFY_REG(ADCx->CR1,
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617 ADC_CR1_RES
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618 | ADC_CR1_SCAN
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619 ,
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620 ADC_InitStruct->Resolution
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621 | ADC_InitStruct->SequencersScanMode
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622 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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623
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624 MODIFY_REG(ADCx->CR2,
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625 ADC_CR2_ALIGN
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626 ,
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627 ADC_InitStruct->DataAlignment
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628 );
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629
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630 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
631 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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632 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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633 /* Initialization error: ADC instance is not disabled. */
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634 status = ERROR;
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635 }
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636 return status;
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637 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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638
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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639 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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640 * @brief Set each @ref LL_ADC_InitTypeDef field to default value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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641 * @param ADC_InitStruct Pointer to a @ref LL_ADC_InitTypeDef structure
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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642 * whose fields will be set to default values.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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643 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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644 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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645 void LL_ADC_StructInit(LL_ADC_InitTypeDef *ADC_InitStruct)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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646 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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647 /* Set ADC_InitStruct fields to default values */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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648 /* Set fields of ADC instance */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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649 ADC_InitStruct->Resolution = LL_ADC_RESOLUTION_12B;
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650 ADC_InitStruct->DataAlignment = LL_ADC_DATA_ALIGN_RIGHT;
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diff changeset
651
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
652 /* Enable scan mode to have a generic behavior with ADC of other */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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653 /* STM32 families, without this setting available: */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
654 /* ADC group regular sequencer and ADC group injected sequencer depend */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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655 /* only of their own configuration. */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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656 ADC_InitStruct->SequencersScanMode = LL_ADC_SEQ_SCAN_ENABLE;
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657
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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658 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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659
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
660 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
661 * @brief Initialize some features of ADC group regular.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
662 * @note These parameters have an impact on ADC scope: ADC group regular.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
663 * Refer to corresponding unitary functions into
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
664 * @ref ADC_LL_EF_Configuration_ADC_Group_Regular
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
665 * (functions with prefix "REG").
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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666 * @note The setting of these parameters by function @ref LL_ADC_Init()
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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667 * is conditioned to ADC state:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
668 * ADC instance must be disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
669 * This condition is applied to all ADC features, for efficiency
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
670 * and compatibility over all STM32 families. However, the different
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
671 * features can be set under different ADC state conditions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
672 * (setting possible with ADC enabled without conversion on going,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
673 * ADC enabled with conversion on going, ...)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
674 * Each feature can be updated afterwards with a unitary function
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
675 * and potentially with ADC in a different state than disabled,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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676 * refer to description of each function for setting
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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677 * conditioned to ADC state.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
678 * @note After using this function, other features must be configured
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
679 * using LL unitary functions.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
680 * The minimum configuration remaining to be done is:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
681 * - Set ADC group regular or group injected sequencer:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
682 * map channel on the selected sequencer rank.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
683 * Refer to function @ref LL_ADC_REG_SetSequencerRanks().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
684 * - Set ADC channel sampling time
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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diff changeset
685 * Refer to function LL_ADC_SetChannelSamplingTime();
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686 * @param ADCx ADC instance
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687 * @param ADC_REG_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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688 * @retval An ErrorStatus enumeration value:
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689 * - SUCCESS: ADC registers are initialized
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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690 * - ERROR: ADC registers are not initialized
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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691 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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692 ErrorStatus LL_ADC_REG_Init(ADC_TypeDef *ADCx, LL_ADC_REG_InitTypeDef *ADC_REG_InitStruct)
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693 {
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diff changeset
694 ErrorStatus status = SUCCESS;
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parents:
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695
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
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696 /* Check the parameters */
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697 assert_param(IS_ADC_ALL_INSTANCE(ADCx));
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diff changeset
698 assert_param(IS_LL_ADC_REG_TRIG_SOURCE(ADC_REG_InitStruct->TriggerSource));
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699 assert_param(IS_LL_ADC_REG_SEQ_SCAN_LENGTH(ADC_REG_InitStruct->SequencerLength));
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700 if(ADC_REG_InitStruct->SequencerLength != LL_ADC_REG_SEQ_SCAN_DISABLE)
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diff changeset
701 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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702 assert_param(IS_LL_ADC_REG_SEQ_SCAN_DISCONT_MODE(ADC_REG_InitStruct->SequencerDiscont));
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703 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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704 assert_param(IS_LL_ADC_REG_CONTINUOUS_MODE(ADC_REG_InitStruct->ContinuousMode));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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705 assert_param(IS_LL_ADC_REG_DMA_TRANSFER(ADC_REG_InitStruct->DMATransfer));
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parents:
diff changeset
706
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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parents:
diff changeset
707 /* Note: Hardware constraint (refer to description of this function): */
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708 /* ADC instance must be disabled. */
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parents:
diff changeset
709 if(LL_ADC_IsEnabled(ADCx) == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
710 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
711 /* Configuration of ADC hierarchical scope: */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
712 /* - ADC group regular */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
713 /* - Set ADC group regular trigger source */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
714 /* - Set ADC group regular sequencer length */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
715 /* - Set ADC group regular sequencer discontinuous mode */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
716 /* - Set ADC group regular continuous mode */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
717 /* - Set ADC group regular conversion data transfer: no transfer or */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
718 /* transfer by DMA, and DMA requests mode */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
719 /* Note: On this STM32 serie, ADC trigger edge is set when starting */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
720 /* ADC conversion. */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
721 /* Refer to function @ref LL_ADC_REG_StartConversionExtTrig(). */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
722 if(ADC_REG_InitStruct->SequencerLength != LL_ADC_REG_SEQ_SCAN_DISABLE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
723 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
724 MODIFY_REG(ADCx->CR1,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
725 ADC_CR1_DISCEN
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
726 | ADC_CR1_DISCNUM
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
727 ,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
728 ADC_REG_InitStruct->SequencerLength
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
729 | ADC_REG_InitStruct->SequencerDiscont
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
730 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
731 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
732 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
733 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
734 MODIFY_REG(ADCx->CR1,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
735 ADC_CR1_DISCEN
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
736 | ADC_CR1_DISCNUM
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
737 ,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
738 ADC_REG_InitStruct->SequencerLength
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
739 | LL_ADC_REG_SEQ_DISCONT_DISABLE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
740 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
741 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
742
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
743 MODIFY_REG(ADCx->CR2,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
744 ADC_CR2_EXTSEL
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
745 | ADC_CR2_EXTEN
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
746 | ADC_CR2_CONT
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
747 | ADC_CR2_DMA
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
748 | ADC_CR2_DDS
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
749 ,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
750 (ADC_REG_InitStruct->TriggerSource & ADC_CR2_EXTSEL)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
751 | ADC_REG_InitStruct->ContinuousMode
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
752 | ADC_REG_InitStruct->DMATransfer
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
753 );
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
754
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
755 /* Set ADC group regular sequencer length and scan direction */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
756 /* Note: Hardware constraint (refer to description of this function): */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
757 /* Note: If ADC instance feature scan mode is disabled */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
758 /* (refer to ADC instance initialization structure */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
759 /* parameter @ref SequencersScanMode */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
760 /* or function @ref LL_ADC_SetSequencersScanMode() ), */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
761 /* this parameter is discarded. */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
762 LL_ADC_REG_SetSequencerLength(ADCx, ADC_REG_InitStruct->SequencerLength);
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
763 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
764 else
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
765 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
766 /* Initialization error: ADC instance is not disabled. */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
767 status = ERROR;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
768 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
769 return status;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
770 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
771
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
772 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
773 * @brief Set each @ref LL_ADC_REG_InitTypeDef field to default value.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
774 * @param ADC_REG_InitStruct Pointer to a @ref LL_ADC_REG_InitTypeDef structure
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
775 * whose fields will be set to default values.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
776 * @retval None
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
777 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
778 void LL_ADC_REG_StructInit(LL_ADC_REG_InitTypeDef *ADC_REG_InitStruct)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
779 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
780 /* Set ADC_REG_InitStruct fields to default values */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
781 /* Set fields of ADC group regular */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
782 /* Note: On this STM32 serie, ADC trigger edge is set when starting */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
783 /* ADC conversion. */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
784 /* Refer to function @ref LL_ADC_REG_StartConversionExtTrig(). */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
785 ADC_REG_InitStruct->TriggerSource = LL_ADC_REG_TRIG_SOFTWARE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
786 ADC_REG_InitStruct->SequencerLength = LL_ADC_REG_SEQ_SCAN_DISABLE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
787 ADC_REG_InitStruct->SequencerDiscont = LL_ADC_REG_SEQ_DISCONT_DISABLE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
788 ADC_REG_InitStruct->ContinuousMode = LL_ADC_REG_CONV_SINGLE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
789 ADC_REG_InitStruct->DMATransfer = LL_ADC_REG_DMA_TRANSFER_NONE;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
790 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
791
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
792 /**
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
793 * @brief Initialize some features of ADC group injected.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
794 * @note These parameters have an impact on ADC scope: ADC group injected.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
795 * Refer to corresponding unitary functions into
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
796 * @ref ADC_LL_EF_Configuration_ADC_Group_Regular
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
797 * (functions with prefix "INJ").
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
798 * @note The setting of these parameters by function @ref LL_ADC_Init()
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
799 * is conditioned to ADC state:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
800 * ADC instance must be disabled.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
801 * This condition is applied to all ADC features, for efficiency
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
802 * and compatibility over all STM32 families. However, the different
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
803 * features can be set under different ADC state conditions
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
804 * (setting possible with ADC enabled without conversion on going,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
805 * ADC enabled with conversion on going, ...)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
806 * Each feature can be updated afterwards with a unitary function
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
807 * and potentially with ADC in a different state than disabled,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
808 * refer to description of each function for setting
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
809 * conditioned to ADC state.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
810 * @note After using this function, other features must be configured
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
811 * using LL unitary functions.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
812 * The minimum configuration remaining to be done is:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
813 * - Set ADC group injected sequencer:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
814 * map channel on the selected sequencer rank.
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
815 * Refer to function @ref LL_ADC_INJ_SetSequencerRanks().
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
816 * - Set ADC channel sampling time
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
817 * Refer to function LL_ADC_SetChannelSamplingTime();
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
818 * @param ADCx ADC instance
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
819 * @param ADC_INJ_InitStruct Pointer to a @ref LL_ADC_INJ_InitTypeDef structure
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
820 * @retval An ErrorStatus enumeration value:
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
821 * - SUCCESS: ADC registers are initialized
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
822 * - ERROR: ADC registers are not initialized
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
823 */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
824 ErrorStatus LL_ADC_INJ_Init(ADC_TypeDef *ADCx, LL_ADC_INJ_InitTypeDef *ADC_INJ_InitStruct)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
825 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
826 ErrorStatus status = SUCCESS;
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
827
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
828 /* Check the parameters */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
829 assert_param(IS_ADC_ALL_INSTANCE(ADCx));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
830 assert_param(IS_LL_ADC_INJ_TRIG_SOURCE(ADC_INJ_InitStruct->TriggerSource));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
831 assert_param(IS_LL_ADC_INJ_SEQ_SCAN_LENGTH(ADC_INJ_InitStruct->SequencerLength));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
832 if(ADC_INJ_InitStruct->SequencerLength != LL_ADC_INJ_SEQ_SCAN_DISABLE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
833 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
834 assert_param(IS_LL_ADC_INJ_SEQ_SCAN_DISCONT_MODE(ADC_INJ_InitStruct->SequencerDiscont));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
835 }
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
836 assert_param(IS_LL_ADC_INJ_TRIG_AUTO(ADC_INJ_InitStruct->TrigAuto));
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
837
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
838 /* Note: Hardware constraint (refer to description of this function): */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
839 /* ADC instance must be disabled. */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
840 if(LL_ADC_IsEnabled(ADCx) == 0U)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
841 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
842 /* Configuration of ADC hierarchical scope: */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
843 /* - ADC group injected */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
844 /* - Set ADC group injected trigger source */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
845 /* - Set ADC group injected sequencer length */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
846 /* - Set ADC group injected sequencer discontinuous mode */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
847 /* - Set ADC group injected conversion trigger: independent or */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
848 /* from ADC group regular */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
849 /* Note: On this STM32 serie, ADC trigger edge is set when starting */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
850 /* ADC conversion. */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
851 /* Refer to function @ref LL_ADC_INJ_StartConversionExtTrig(). */
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
852 if(ADC_INJ_InitStruct->SequencerLength != LL_ADC_REG_SEQ_SCAN_DISABLE)
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
853 {
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
854 MODIFY_REG(ADCx->CR1,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
855 ADC_CR1_JDISCEN
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
856 | ADC_CR1_JAUTO
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
857 ,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff changeset
858 ADC_INJ_InitStruct->SequencerDiscont
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859 | ADC_INJ_InitStruct->TrigAuto
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860 );
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861 }
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862 else
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863 {
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864 MODIFY_REG(ADCx->CR1,
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865 ADC_CR1_JDISCEN
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866 | ADC_CR1_JAUTO
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867 ,
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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868 LL_ADC_REG_SEQ_DISCONT_DISABLE
c78bcbd5deda Added current STM32 standandard libraries in version independend folder structure
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869 | ADC_INJ_InitStruct->TrigAuto
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870 );
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871 }
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872
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873 MODIFY_REG(ADCx->CR2,
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874 ADC_CR2_JEXTSEL
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875 | ADC_CR2_JEXTEN
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876 ,
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877 (ADC_INJ_InitStruct->TriggerSource & ADC_CR2_JEXTSEL)
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878 );
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879
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880 /* Note: Hardware constraint (refer to description of this function): */
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881 /* Note: If ADC instance feature scan mode is disabled */
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882 /* (refer to ADC instance initialization structure */
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883 /* parameter @ref SequencersScanMode */
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884 /* or function @ref LL_ADC_SetSequencersScanMode() ), */
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885 /* this parameter is discarded. */
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886 LL_ADC_INJ_SetSequencerLength(ADCx, ADC_INJ_InitStruct->SequencerLength);
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887 }
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888 else
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889 {
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890 /* Initialization error: ADC instance is not disabled. */
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891 status = ERROR;
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892 }
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893 return status;
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894 }
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895
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896 /**
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897 * @brief Set each @ref LL_ADC_INJ_InitTypeDef field to default value.
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898 * @param ADC_INJ_InitStruct Pointer to a @ref LL_ADC_INJ_InitTypeDef structure
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899 * whose fields will be set to default values.
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900 * @retval None
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901 */
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902 void LL_ADC_INJ_StructInit(LL_ADC_INJ_InitTypeDef *ADC_INJ_InitStruct)
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903 {
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904 /* Set ADC_INJ_InitStruct fields to default values */
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905 /* Set fields of ADC group injected */
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906 ADC_INJ_InitStruct->TriggerSource = LL_ADC_INJ_TRIG_SOFTWARE;
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907 ADC_INJ_InitStruct->SequencerLength = LL_ADC_INJ_SEQ_SCAN_DISABLE;
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908 ADC_INJ_InitStruct->SequencerDiscont = LL_ADC_INJ_SEQ_DISCONT_DISABLE;
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909 ADC_INJ_InitStruct->TrigAuto = LL_ADC_INJ_TRIG_INDEPENDENT;
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910 }
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911
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912 /**
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913 * @}
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914 */
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915
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916 /**
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917 * @}
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918 */
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919
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920 /**
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921 * @}
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922 */
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923
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924 #endif /* ADC1 || ADC2 || ADC3 */
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925
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926 /**
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927 * @}
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928 */
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929
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930 #endif /* USE_FULL_LL_DRIVER */
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931
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932 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/