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annotate Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_adc.c @ 949:c6b858f2e025 Evo_2_23 tip
GNSS UTC in Date-Time menu:
The UTC time provided by the gnss module is not shown in the date-time settings menu. If a valid time signal is available then the OSTC RTC may be set to it by selecting the UTC menu entry. The time zone has to be selected manually. This is possible using a separate edit line.
author | Ideenmodellierer |
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date | Sun, 22 Dec 2024 21:19:21 +0100 |
parents | c78bcbd5deda |
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128
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1 /** |
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2 ****************************************************************************** |
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3 * @file stm32f4xx_hal_adc.c |
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4 * @author MCD Application Team |
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5 * @brief This file provides firmware functions to manage the following |
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6 * functionalities of the Analog to Digital Convertor (ADC) peripheral: |
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7 * + Initialization and de-initialization functions |
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8 * + IO operation functions |
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9 * + State and errors functions |
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10 * |
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11 @verbatim |
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12 ============================================================================== |
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13 ##### ADC Peripheral features ##### |
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14 ============================================================================== |
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15 [..] |
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16 (#) 12-bit, 10-bit, 8-bit or 6-bit configurable resolution. |
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17 (#) Interrupt generation at the end of conversion, end of injected conversion, |
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18 and in case of analog watchdog or overrun events |
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19 (#) Single and continuous conversion modes. |
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20 (#) Scan mode for automatic conversion of channel 0 to channel x. |
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21 (#) Data alignment with in-built data coherency. |
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22 (#) Channel-wise programmable sampling time. |
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23 (#) External trigger option with configurable polarity for both regular and |
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24 injected conversion. |
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25 (#) Dual/Triple mode (on devices with 2 ADCs or more). |
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26 (#) Configurable DMA data storage in Dual/Triple ADC mode. |
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27 (#) Configurable delay between conversions in Dual/Triple interleaved mode. |
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28 (#) ADC conversion type (refer to the datasheets). |
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29 (#) ADC supply requirements: 2.4 V to 3.6 V at full speed and down to 1.8 V at |
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30 slower speed. |
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31 (#) ADC input range: VREF(minus) = VIN = VREF(plus). |
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32 (#) DMA request generation during regular channel conversion. |
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33 |
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34 |
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35 ##### How to use this driver ##### |
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36 ============================================================================== |
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37 [..] |
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38 (#)Initialize the ADC low level resources by implementing the HAL_ADC_MspInit(): |
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39 (##) Enable the ADC interface clock using __HAL_RCC_ADC_CLK_ENABLE() |
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40 (##) ADC pins configuration |
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41 (+++) Enable the clock for the ADC GPIOs using the following function: |
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42 __HAL_RCC_GPIOx_CLK_ENABLE() |
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43 (+++) Configure these ADC pins in analog mode using HAL_GPIO_Init() |
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44 (##) In case of using interrupts (e.g. HAL_ADC_Start_IT()) |
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45 (+++) Configure the ADC interrupt priority using HAL_NVIC_SetPriority() |
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46 (+++) Enable the ADC IRQ handler using HAL_NVIC_EnableIRQ() |
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47 (+++) In ADC IRQ handler, call HAL_ADC_IRQHandler() |
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48 (##) In case of using DMA to control data transfer (e.g. HAL_ADC_Start_DMA()) |
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49 (+++) Enable the DMAx interface clock using __HAL_RCC_DMAx_CLK_ENABLE() |
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50 (+++) Configure and enable two DMA streams stream for managing data |
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51 transfer from peripheral to memory (output stream) |
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52 (+++) Associate the initialized DMA handle to the CRYP DMA handle |
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53 using __HAL_LINKDMA() |
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54 (+++) Configure the priority and enable the NVIC for the transfer complete |
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55 interrupt on the two DMA Streams. The output stream should have higher |
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56 priority than the input stream. |
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57 |
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58 *** Configuration of ADC, groups regular/injected, channels parameters *** |
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59 ============================================================================== |
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60 [..] |
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61 (#) Configure the ADC parameters (resolution, data alignment, ...) |
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62 and regular group parameters (conversion trigger, sequencer, ...) |
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63 using function HAL_ADC_Init(). |
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64 |
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65 (#) Configure the channels for regular group parameters (channel number, |
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66 channel rank into sequencer, ..., into regular group) |
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67 using function HAL_ADC_ConfigChannel(). |
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68 |
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69 (#) Optionally, configure the injected group parameters (conversion trigger, |
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70 sequencer, ..., of injected group) |
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71 and the channels for injected group parameters (channel number, |
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72 channel rank into sequencer, ..., into injected group) |
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73 using function HAL_ADCEx_InjectedConfigChannel(). |
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74 |
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75 (#) Optionally, configure the analog watchdog parameters (channels |
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76 monitored, thresholds, ...) using function HAL_ADC_AnalogWDGConfig(). |
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77 |
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78 (#) Optionally, for devices with several ADC instances: configure the |
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79 multimode parameters using function HAL_ADCEx_MultiModeConfigChannel(). |
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80 |
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81 *** Execution of ADC conversions *** |
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82 ============================================================================== |
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83 [..] |
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84 (#) ADC driver can be used among three modes: polling, interruption, |
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85 transfer by DMA. |
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86 |
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87 *** Polling mode IO operation *** |
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88 ================================= |
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89 [..] |
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90 (+) Start the ADC peripheral using HAL_ADC_Start() |
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91 (+) Wait for end of conversion using HAL_ADC_PollForConversion(), at this stage |
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92 user can specify the value of timeout according to his end application |
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93 (+) To read the ADC converted values, use the HAL_ADC_GetValue() function. |
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94 (+) Stop the ADC peripheral using HAL_ADC_Stop() |
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95 |
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96 *** Interrupt mode IO operation *** |
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97 =================================== |
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98 [..] |
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99 (+) Start the ADC peripheral using HAL_ADC_Start_IT() |
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100 (+) Use HAL_ADC_IRQHandler() called under ADC_IRQHandler() Interrupt subroutine |
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101 (+) At ADC end of conversion HAL_ADC_ConvCpltCallback() function is executed and user can |
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102 add his own code by customization of function pointer HAL_ADC_ConvCpltCallback |
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103 (+) In case of ADC Error, HAL_ADC_ErrorCallback() function is executed and user can |
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104 add his own code by customization of function pointer HAL_ADC_ErrorCallback |
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105 (+) Stop the ADC peripheral using HAL_ADC_Stop_IT() |
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106 |
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107 *** DMA mode IO operation *** |
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108 ============================== |
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109 [..] |
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110 (+) Start the ADC peripheral using HAL_ADC_Start_DMA(), at this stage the user specify the length |
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111 of data to be transferred at each end of conversion |
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112 (+) At The end of data transfer by HAL_ADC_ConvCpltCallback() function is executed and user can |
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113 add his own code by customization of function pointer HAL_ADC_ConvCpltCallback |
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114 (+) In case of transfer Error, HAL_ADC_ErrorCallback() function is executed and user can |
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115 add his own code by customization of function pointer HAL_ADC_ErrorCallback |
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116 (+) Stop the ADC peripheral using HAL_ADC_Stop_DMA() |
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117 |
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118 *** ADC HAL driver macros list *** |
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119 ============================================= |
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120 [..] |
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121 Below the list of most used macros in ADC HAL driver. |
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122 |
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123 (+) __HAL_ADC_ENABLE : Enable the ADC peripheral |
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124 (+) __HAL_ADC_DISABLE : Disable the ADC peripheral |
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125 (+) __HAL_ADC_ENABLE_IT: Enable the ADC end of conversion interrupt |
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126 (+) __HAL_ADC_DISABLE_IT: Disable the ADC end of conversion interrupt |
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127 (+) __HAL_ADC_GET_IT_SOURCE: Check if the specified ADC interrupt source is enabled or disabled |
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128 (+) __HAL_ADC_CLEAR_FLAG: Clear the ADC's pending flags |
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129 (+) __HAL_ADC_GET_FLAG: Get the selected ADC's flag status |
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130 (+) ADC_GET_RESOLUTION: Return resolution bits in CR1 register |
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131 |
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132 [..] |
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133 (@) You can refer to the ADC HAL driver header file for more useful macros |
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134 |
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135 *** Deinitialization of ADC *** |
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136 ============================================================================== |
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137 [..] |
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138 (#) Disable the ADC interface |
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139 (++) ADC clock can be hard reset and disabled at RCC top level. |
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140 (++) Hard reset of ADC peripherals |
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141 using macro __HAL_RCC_ADC_FORCE_RESET(), __HAL_RCC_ADC_RELEASE_RESET(). |
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142 (++) ADC clock disable using the equivalent macro/functions as configuration step. |
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143 (+++) Example: |
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144 Into HAL_ADC_MspDeInit() (recommended code location) or with |
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145 other device clock parameters configuration: |
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146 (+++) HAL_RCC_GetOscConfig(&RCC_OscInitStructure); |
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147 (+++) RCC_OscInitStructure.OscillatorType = RCC_OSCILLATORTYPE_HSI; |
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148 (+++) RCC_OscInitStructure.HSIState = RCC_HSI_OFF; (if not used for system clock) |
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149 (+++) HAL_RCC_OscConfig(&RCC_OscInitStructure); |
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150 |
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151 (#) ADC pins configuration |
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152 (++) Disable the clock for the ADC GPIOs using macro __HAL_RCC_GPIOx_CLK_DISABLE() |
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153 |
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154 (#) Optionally, in case of usage of ADC with interruptions: |
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155 (++) Disable the NVIC for ADC using function HAL_NVIC_DisableIRQ(ADCx_IRQn) |
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156 |
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157 (#) Optionally, in case of usage of DMA: |
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158 (++) Deinitialize the DMA using function HAL_DMA_DeInit(). |
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159 (++) Disable the NVIC for DMA using function HAL_NVIC_DisableIRQ(DMAx_Channelx_IRQn) |
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160 |
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161 @endverbatim |
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162 ****************************************************************************** |
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163 * @attention |
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164 * |
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165 * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
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166 * |
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167 * Redistribution and use in source and binary forms, with or without modification, |
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168 * are permitted provided that the following conditions are met: |
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169 * 1. Redistributions of source code must retain the above copyright notice, |
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170 * this list of conditions and the following disclaimer. |
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171 * 2. Redistributions in binary form must reproduce the above copyright notice, |
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172 * this list of conditions and the following disclaimer in the documentation |
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173 * and/or other materials provided with the distribution. |
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174 * 3. Neither the name of STMicroelectronics nor the names of its contributors |
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175 * may be used to endorse or promote products derived from this software |
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176 * without specific prior written permission. |
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177 * |
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178 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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179 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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180 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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181 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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182 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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183 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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184 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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185 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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186 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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187 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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188 * |
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189 ****************************************************************************** |
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190 */ |
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191 |
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192 /* Includes ------------------------------------------------------------------*/ |
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193 #include "stm32f4xx_hal.h" |
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194 |
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195 /** @addtogroup STM32F4xx_HAL_Driver |
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196 * @{ |
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197 */ |
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198 |
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199 /** @defgroup ADC ADC |
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200 * @brief ADC driver modules |
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201 * @{ |
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202 */ |
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203 |
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204 #ifdef HAL_ADC_MODULE_ENABLED |
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205 |
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206 /* Private typedef -----------------------------------------------------------*/ |
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207 /* Private define ------------------------------------------------------------*/ |
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208 /* Private macro -------------------------------------------------------------*/ |
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209 /* Private variables ---------------------------------------------------------*/ |
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210 /** @addtogroup ADC_Private_Functions |
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211 * @{ |
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212 */ |
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213 /* Private function prototypes -----------------------------------------------*/ |
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214 static void ADC_Init(ADC_HandleTypeDef* hadc); |
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215 static void ADC_DMAConvCplt(DMA_HandleTypeDef *hdma); |
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216 static void ADC_DMAError(DMA_HandleTypeDef *hdma); |
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217 static void ADC_DMAHalfConvCplt(DMA_HandleTypeDef *hdma); |
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218 /** |
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219 * @} |
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220 */ |
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221 /* Exported functions --------------------------------------------------------*/ |
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222 /** @defgroup ADC_Exported_Functions ADC Exported Functions |
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223 * @{ |
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224 */ |
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225 |
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226 /** @defgroup ADC_Exported_Functions_Group1 Initialization and de-initialization functions |
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227 * @brief Initialization and Configuration functions |
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228 * |
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229 @verbatim |
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230 =============================================================================== |
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231 ##### Initialization and de-initialization functions ##### |
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232 =============================================================================== |
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233 [..] This section provides functions allowing to: |
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234 (+) Initialize and configure the ADC. |
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235 (+) De-initialize the ADC. |
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236 |
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237 @endverbatim |
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238 * @{ |
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239 */ |
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240 |
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241 /** |
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242 * @brief Initializes the ADCx peripheral according to the specified parameters |
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243 * in the ADC_InitStruct and initializes the ADC MSP. |
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244 * |
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245 * @note This function is used to configure the global features of the ADC ( |
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246 * ClockPrescaler, Resolution, Data Alignment and number of conversion), however, |
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247 * the rest of the configuration parameters are specific to the regular |
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248 * channels group (scan mode activation, continuous mode activation, |
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249 * External trigger source and edge, DMA continuous request after the |
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250 * last transfer and End of conversion selection). |
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251 * |
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252 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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253 * the configuration information for the specified ADC. |
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254 * @retval HAL status |
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255 */ |
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256 HAL_StatusTypeDef HAL_ADC_Init(ADC_HandleTypeDef* hadc) |
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257 { |
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258 HAL_StatusTypeDef tmp_hal_status = HAL_OK; |
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259 |
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260 /* Check ADC handle */ |
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261 if(hadc == NULL) |
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262 { |
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263 return HAL_ERROR; |
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264 } |
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265 |
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266 /* Check the parameters */ |
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267 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
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268 assert_param(IS_ADC_CLOCKPRESCALER(hadc->Init.ClockPrescaler)); |
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269 assert_param(IS_ADC_RESOLUTION(hadc->Init.Resolution)); |
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270 assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ScanConvMode)); |
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271 assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
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272 assert_param(IS_ADC_EXT_TRIG(hadc->Init.ExternalTrigConv)); |
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273 assert_param(IS_ADC_DATA_ALIGN(hadc->Init.DataAlign)); |
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274 assert_param(IS_ADC_REGULAR_LENGTH(hadc->Init.NbrOfConversion)); |
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275 assert_param(IS_FUNCTIONAL_STATE(hadc->Init.DMAContinuousRequests)); |
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276 assert_param(IS_ADC_EOCSelection(hadc->Init.EOCSelection)); |
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277 assert_param(IS_FUNCTIONAL_STATE(hadc->Init.DiscontinuousConvMode)); |
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278 |
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279 if(hadc->Init.ExternalTrigConv != ADC_SOFTWARE_START) |
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280 { |
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281 assert_param(IS_ADC_EXT_TRIG_EDGE(hadc->Init.ExternalTrigConvEdge)); |
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282 } |
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283 |
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284 if(hadc->State == HAL_ADC_STATE_RESET) |
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285 { |
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286 /* Initialize ADC error code */ |
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287 ADC_CLEAR_ERRORCODE(hadc); |
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288 |
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289 /* Allocate lock resource and initialize it */ |
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290 hadc->Lock = HAL_UNLOCKED; |
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291 |
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292 /* Init the low level hardware */ |
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293 HAL_ADC_MspInit(hadc); |
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294 } |
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295 |
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296 /* Configuration of ADC parameters if previous preliminary actions are */ |
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297 /* correctly completed. */ |
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298 if (HAL_IS_BIT_CLR(hadc->State, HAL_ADC_STATE_ERROR_INTERNAL)) |
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299 { |
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300 /* Set ADC state */ |
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301 ADC_STATE_CLR_SET(hadc->State, |
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302 HAL_ADC_STATE_REG_BUSY | HAL_ADC_STATE_INJ_BUSY, |
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303 HAL_ADC_STATE_BUSY_INTERNAL); |
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304 |
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305 /* Set ADC parameters */ |
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306 ADC_Init(hadc); |
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307 |
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308 /* Set ADC error code to none */ |
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309 ADC_CLEAR_ERRORCODE(hadc); |
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310 |
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311 /* Set the ADC state */ |
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312 ADC_STATE_CLR_SET(hadc->State, |
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313 HAL_ADC_STATE_BUSY_INTERNAL, |
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314 HAL_ADC_STATE_READY); |
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315 } |
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316 else |
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317 { |
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318 tmp_hal_status = HAL_ERROR; |
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319 } |
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320 |
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321 /* Release Lock */ |
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322 __HAL_UNLOCK(hadc); |
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323 |
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324 /* Return function status */ |
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325 return tmp_hal_status; |
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326 } |
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327 |
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328 /** |
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329 * @brief Deinitializes the ADCx peripheral registers to their default reset values. |
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330 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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331 * the configuration information for the specified ADC. |
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332 * @retval HAL status |
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333 */ |
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334 HAL_StatusTypeDef HAL_ADC_DeInit(ADC_HandleTypeDef* hadc) |
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335 { |
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336 HAL_StatusTypeDef tmp_hal_status = HAL_OK; |
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337 |
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338 /* Check ADC handle */ |
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339 if(hadc == NULL) |
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340 { |
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341 return HAL_ERROR; |
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342 } |
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343 |
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344 /* Check the parameters */ |
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345 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
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346 |
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347 /* Set ADC state */ |
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348 SET_BIT(hadc->State, HAL_ADC_STATE_BUSY_INTERNAL); |
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349 |
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350 /* Stop potential conversion on going, on regular and injected groups */ |
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351 /* Disable ADC peripheral */ |
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352 __HAL_ADC_DISABLE(hadc); |
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353 |
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354 /* Configuration of ADC parameters if previous preliminary actions are */ |
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355 /* correctly completed. */ |
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356 if(HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_ADON)) |
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357 { |
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358 /* DeInit the low level hardware */ |
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359 HAL_ADC_MspDeInit(hadc); |
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360 |
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361 /* Set ADC error code to none */ |
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362 ADC_CLEAR_ERRORCODE(hadc); |
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363 |
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364 /* Set ADC state */ |
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365 hadc->State = HAL_ADC_STATE_RESET; |
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366 } |
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367 |
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368 /* Process unlocked */ |
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369 __HAL_UNLOCK(hadc); |
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370 |
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371 /* Return function status */ |
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372 return tmp_hal_status; |
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373 } |
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374 |
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375 /** |
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376 * @brief Initializes the ADC MSP. |
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377 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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378 * the configuration information for the specified ADC. |
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379 * @retval None |
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380 */ |
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381 __weak void HAL_ADC_MspInit(ADC_HandleTypeDef* hadc) |
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382 { |
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383 /* Prevent unused argument(s) compilation warning */ |
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384 UNUSED(hadc); |
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385 /* NOTE : This function Should not be modified, when the callback is needed, |
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386 the HAL_ADC_MspInit could be implemented in the user file |
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387 */ |
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388 } |
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389 |
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390 /** |
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391 * @brief DeInitializes the ADC MSP. |
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392 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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393 * the configuration information for the specified ADC. |
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394 * @retval None |
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395 */ |
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396 __weak void HAL_ADC_MspDeInit(ADC_HandleTypeDef* hadc) |
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397 { |
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398 /* Prevent unused argument(s) compilation warning */ |
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399 UNUSED(hadc); |
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400 /* NOTE : This function Should not be modified, when the callback is needed, |
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401 the HAL_ADC_MspDeInit could be implemented in the user file |
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402 */ |
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403 } |
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404 |
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405 /** |
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406 * @} |
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407 */ |
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408 |
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409 /** @defgroup ADC_Exported_Functions_Group2 IO operation functions |
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410 * @brief IO operation functions |
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411 * |
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412 @verbatim |
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413 =============================================================================== |
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414 ##### IO operation functions ##### |
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415 =============================================================================== |
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416 [..] This section provides functions allowing to: |
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417 (+) Start conversion of regular channel. |
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418 (+) Stop conversion of regular channel. |
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419 (+) Start conversion of regular channel and enable interrupt. |
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420 (+) Stop conversion of regular channel and disable interrupt. |
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421 (+) Start conversion of regular channel and enable DMA transfer. |
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422 (+) Stop conversion of regular channel and disable DMA transfer. |
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423 (+) Handle ADC interrupt request. |
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424 |
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425 @endverbatim |
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426 * @{ |
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427 */ |
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428 |
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429 /** |
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430 * @brief Enables ADC and starts conversion of the regular channels. |
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431 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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432 * the configuration information for the specified ADC. |
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433 * @retval HAL status |
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434 */ |
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435 HAL_StatusTypeDef HAL_ADC_Start(ADC_HandleTypeDef* hadc) |
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436 { |
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437 __IO uint32_t counter = 0U; |
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438 ADC_Common_TypeDef *tmpADC_Common; |
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439 |
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440 /* Check the parameters */ |
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441 assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
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442 assert_param(IS_ADC_EXT_TRIG_EDGE(hadc->Init.ExternalTrigConvEdge)); |
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443 |
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444 /* Process locked */ |
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445 __HAL_LOCK(hadc); |
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446 |
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447 /* Enable the ADC peripheral */ |
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448 /* Check if ADC peripheral is disabled in order to enable it and wait during |
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449 Tstab time the ADC's stabilization */ |
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450 if((hadc->Instance->CR2 & ADC_CR2_ADON) != ADC_CR2_ADON) |
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451 { |
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452 /* Enable the Peripheral */ |
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453 __HAL_ADC_ENABLE(hadc); |
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454 |
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455 /* Delay for ADC stabilization time */ |
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456 /* Compute number of CPU cycles to wait for */ |
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457 counter = (ADC_STAB_DELAY_US * (SystemCoreClock / 1000000U)); |
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458 while(counter != 0U) |
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459 { |
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460 counter--; |
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461 } |
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462 } |
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463 |
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464 /* Start conversion if ADC is effectively enabled */ |
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465 if(HAL_IS_BIT_SET(hadc->Instance->CR2, ADC_CR2_ADON)) |
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466 { |
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467 /* Set ADC state */ |
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468 /* - Clear state bitfield related to regular group conversion results */ |
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469 /* - Set state bitfield related to regular group operation */ |
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470 ADC_STATE_CLR_SET(hadc->State, |
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471 HAL_ADC_STATE_READY | HAL_ADC_STATE_REG_EOC | HAL_ADC_STATE_REG_OVR, |
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472 HAL_ADC_STATE_REG_BUSY); |
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473 |
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474 /* If conversions on group regular are also triggering group injected, */ |
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475 /* update ADC state. */ |
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476 if (READ_BIT(hadc->Instance->CR1, ADC_CR1_JAUTO) != RESET) |
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477 { |
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478 ADC_STATE_CLR_SET(hadc->State, HAL_ADC_STATE_INJ_EOC, HAL_ADC_STATE_INJ_BUSY); |
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479 } |
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480 |
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481 /* State machine update: Check if an injected conversion is ongoing */ |
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482 if (HAL_IS_BIT_SET(hadc->State, HAL_ADC_STATE_INJ_BUSY)) |
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483 { |
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484 /* Reset ADC error code fields related to conversions on group regular */ |
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485 CLEAR_BIT(hadc->ErrorCode, (HAL_ADC_ERROR_OVR | HAL_ADC_ERROR_DMA)); |
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486 } |
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487 else |
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488 { |
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489 /* Reset ADC all error code fields */ |
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490 ADC_CLEAR_ERRORCODE(hadc); |
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491 } |
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492 |
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493 /* Process unlocked */ |
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494 /* Unlock before starting ADC conversions: in case of potential */ |
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495 /* interruption, to let the process to ADC IRQ Handler. */ |
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496 __HAL_UNLOCK(hadc); |
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497 |
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498 /* Pointer to the common control register to which is belonging hadc */ |
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499 /* (Depending on STM32F4 product, there may be up to 3 ADCs and 1 common */ |
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500 /* control register) */ |
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501 tmpADC_Common = ADC_COMMON_REGISTER(hadc); |
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502 |
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503 /* Clear regular group conversion flag and overrun flag */ |
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504 /* (To ensure of no unknown state from potential previous ADC operations) */ |
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505 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_EOC | ADC_FLAG_OVR); |
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506 |
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507 /* Check if Multimode enabled */ |
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508 if(HAL_IS_BIT_CLR(tmpADC_Common->CCR, ADC_CCR_MULTI)) |
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509 { |
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510 /* if no external trigger present enable software conversion of regular channels */ |
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511 if((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET) |
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512 { |
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513 /* Enable the selected ADC software conversion for regular group */ |
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514 hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
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515 } |
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516 } |
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517 else |
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518 { |
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519 /* if instance of handle correspond to ADC1 and no external trigger present enable software conversion of regular channels */ |
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520 if((hadc->Instance == ADC1) && ((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET)) |
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521 { |
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522 /* Enable the selected ADC software conversion for regular group */ |
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523 hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
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524 } |
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525 } |
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526 } |
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527 |
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528 /* Return function status */ |
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529 return HAL_OK; |
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530 } |
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531 |
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532 /** |
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533 * @brief Disables ADC and stop conversion of regular channels. |
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534 * |
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535 * @note Caution: This function will stop also injected channels. |
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536 * |
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537 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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538 * the configuration information for the specified ADC. |
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539 * |
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540 * @retval HAL status. |
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541 */ |
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542 HAL_StatusTypeDef HAL_ADC_Stop(ADC_HandleTypeDef* hadc) |
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543 { |
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544 /* Check the parameters */ |
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545 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
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546 |
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547 /* Process locked */ |
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548 __HAL_LOCK(hadc); |
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549 |
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550 /* Stop potential conversion on going, on regular and injected groups */ |
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551 /* Disable ADC peripheral */ |
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552 __HAL_ADC_DISABLE(hadc); |
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553 |
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554 /* Check if ADC is effectively disabled */ |
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555 if(HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_ADON)) |
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556 { |
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557 /* Set ADC state */ |
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558 ADC_STATE_CLR_SET(hadc->State, |
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559 HAL_ADC_STATE_REG_BUSY | HAL_ADC_STATE_INJ_BUSY, |
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560 HAL_ADC_STATE_READY); |
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561 } |
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562 |
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563 /* Process unlocked */ |
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564 __HAL_UNLOCK(hadc); |
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565 |
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566 /* Return function status */ |
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567 return HAL_OK; |
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568 } |
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569 |
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570 /** |
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571 * @brief Poll for regular conversion complete |
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572 * @note ADC conversion flags EOS (end of sequence) and EOC (end of |
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573 * conversion) are cleared by this function. |
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574 * @note This function cannot be used in a particular setup: ADC configured |
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575 * in DMA mode and polling for end of each conversion (ADC init |
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576 * parameter "EOCSelection" set to ADC_EOC_SINGLE_CONV). |
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577 * In this case, DMA resets the flag EOC and polling cannot be |
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578 * performed on each conversion. Nevertheless, polling can still |
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579 * be performed on the complete sequence. |
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580 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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581 * the configuration information for the specified ADC. |
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582 * @param Timeout Timeout value in millisecond. |
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583 * @retval HAL status |
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584 */ |
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585 HAL_StatusTypeDef HAL_ADC_PollForConversion(ADC_HandleTypeDef* hadc, uint32_t Timeout) |
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586 { |
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587 uint32_t tickstart = 0U; |
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588 |
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589 /* Verification that ADC configuration is compliant with polling for */ |
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590 /* each conversion: */ |
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591 /* Particular case is ADC configured in DMA mode and ADC sequencer with */ |
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592 /* several ranks and polling for end of each conversion. */ |
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593 /* For code simplicity sake, this particular case is generalized to */ |
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594 /* ADC configured in DMA mode and polling for end of each conversion. */ |
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595 if (HAL_IS_BIT_SET(hadc->Instance->CR2, ADC_CR2_EOCS) && |
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596 HAL_IS_BIT_SET(hadc->Instance->CR2, ADC_CR2_DMA) ) |
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597 { |
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598 /* Update ADC state machine to error */ |
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599 SET_BIT(hadc->State, HAL_ADC_STATE_ERROR_CONFIG); |
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600 |
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601 /* Process unlocked */ |
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602 __HAL_UNLOCK(hadc); |
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603 |
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604 return HAL_ERROR; |
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605 } |
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606 |
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607 /* Get tick */ |
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608 tickstart = HAL_GetTick(); |
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609 |
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610 /* Check End of conversion flag */ |
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611 while(!(__HAL_ADC_GET_FLAG(hadc, ADC_FLAG_EOC))) |
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612 { |
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613 /* Check if timeout is disabled (set to infinite wait) */ |
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614 if(Timeout != HAL_MAX_DELAY) |
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615 { |
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616 if((Timeout == 0U) || ((HAL_GetTick() - tickstart ) > Timeout)) |
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617 { |
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618 /* Update ADC state machine to timeout */ |
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619 SET_BIT(hadc->State, HAL_ADC_STATE_TIMEOUT); |
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620 |
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621 /* Process unlocked */ |
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622 __HAL_UNLOCK(hadc); |
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623 |
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624 return HAL_TIMEOUT; |
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625 } |
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626 } |
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627 } |
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628 |
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629 /* Clear regular group conversion flag */ |
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630 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_STRT | ADC_FLAG_EOC); |
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631 |
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632 /* Update ADC state machine */ |
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633 SET_BIT(hadc->State, HAL_ADC_STATE_REG_EOC); |
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634 |
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635 /* Determine whether any further conversion upcoming on group regular */ |
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636 /* by external trigger, continuous mode or scan sequence on going. */ |
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637 /* Note: On STM32F4, there is no independent flag of end of sequence. */ |
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638 /* The test of scan sequence on going is done either with scan */ |
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639 /* sequence disabled or with end of conversion flag set to */ |
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640 /* of end of sequence. */ |
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641 if(ADC_IS_SOFTWARE_START_REGULAR(hadc) && |
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642 (hadc->Init.ContinuousConvMode == DISABLE) && |
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643 (HAL_IS_BIT_CLR(hadc->Instance->SQR1, ADC_SQR1_L) || |
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644 HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_EOCS) ) ) |
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645 { |
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646 /* Set ADC state */ |
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647 CLEAR_BIT(hadc->State, HAL_ADC_STATE_REG_BUSY); |
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648 |
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649 if (HAL_IS_BIT_CLR(hadc->State, HAL_ADC_STATE_INJ_BUSY)) |
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650 { |
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651 SET_BIT(hadc->State, HAL_ADC_STATE_READY); |
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652 } |
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653 } |
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654 |
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655 /* Return ADC state */ |
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656 return HAL_OK; |
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657 } |
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658 |
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659 /** |
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660 * @brief Poll for conversion event |
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661 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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662 * the configuration information for the specified ADC. |
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663 * @param EventType the ADC event type. |
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664 * This parameter can be one of the following values: |
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665 * @arg ADC_AWD_EVENT: ADC Analog watch Dog event. |
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666 * @arg ADC_OVR_EVENT: ADC Overrun event. |
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667 * @param Timeout Timeout value in millisecond. |
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668 * @retval HAL status |
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|
669 */ |
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|
670 HAL_StatusTypeDef HAL_ADC_PollForEvent(ADC_HandleTypeDef* hadc, uint32_t EventType, uint32_t Timeout) |
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|
671 { |
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|
672 uint32_t tickstart = 0U; |
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|
673 |
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|
674 /* Check the parameters */ |
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|
675 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
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676 assert_param(IS_ADC_EVENT_TYPE(EventType)); |
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|
677 |
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diff
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|
678 /* Get tick */ |
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|
679 tickstart = HAL_GetTick(); |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
680 |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
681 /* Check selected event flag */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
682 while(!(__HAL_ADC_GET_FLAG(hadc,EventType))) |
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|
683 { |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
684 /* Check for the Timeout */ |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
685 if(Timeout != HAL_MAX_DELAY) |
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Ideenmodellierer
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diff
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|
686 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
687 if((Timeout == 0U) || ((HAL_GetTick() - tickstart ) > Timeout)) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
688 { |
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Ideenmodellierer
parents:
diff
changeset
|
689 /* Update ADC state machine to timeout */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
690 SET_BIT(hadc->State, HAL_ADC_STATE_TIMEOUT); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
691 |
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Ideenmodellierer
parents:
diff
changeset
|
692 /* Process unlocked */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
693 __HAL_UNLOCK(hadc); |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
694 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
695 return HAL_TIMEOUT; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
696 } |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
697 } |
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parents:
diff
changeset
|
698 } |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
699 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
700 /* Analog watchdog (level out of window) event */ |
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Ideenmodellierer
parents:
diff
changeset
|
701 if(EventType == ADC_AWD_EVENT) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
702 { |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
703 /* Set ADC state */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
704 SET_BIT(hadc->State, HAL_ADC_STATE_AWD1); |
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Ideenmodellierer
parents:
diff
changeset
|
705 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
706 /* Clear ADC analog watchdog flag */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
707 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_AWD); |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
708 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
709 /* Overrun event */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
710 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
711 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
712 /* Set ADC state */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
713 SET_BIT(hadc->State, HAL_ADC_STATE_REG_OVR); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
714 /* Set ADC error code to overrun */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
715 SET_BIT(hadc->ErrorCode, HAL_ADC_ERROR_OVR); |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
716 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
717 /* Clear ADC overrun flag */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
718 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_OVR); |
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Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
719 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
720 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
721 /* Return ADC state */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
722 return HAL_OK; |
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
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diff
changeset
|
724 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
725 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
726 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
727 * @brief Enables the interrupt and starts ADC conversion of regular channels. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
728 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
729 * the configuration information for the specified ADC. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
730 * @retval HAL status. |
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
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|
732 HAL_StatusTypeDef HAL_ADC_Start_IT(ADC_HandleTypeDef* hadc) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
733 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
734 __IO uint32_t counter = 0U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
735 ADC_Common_TypeDef *tmpADC_Common; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
736 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
737 /* Check the parameters */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
738 assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
739 assert_param(IS_ADC_EXT_TRIG_EDGE(hadc->Init.ExternalTrigConvEdge)); |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
740 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
741 /* Process locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
742 __HAL_LOCK(hadc); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
743 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
744 /* Enable the ADC peripheral */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
745 /* Check if ADC peripheral is disabled in order to enable it and wait during |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
746 Tstab time the ADC's stabilization */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
747 if((hadc->Instance->CR2 & ADC_CR2_ADON) != ADC_CR2_ADON) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
748 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
749 /* Enable the Peripheral */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
750 __HAL_ADC_ENABLE(hadc); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
751 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
752 /* Delay for ADC stabilization time */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
753 /* Compute number of CPU cycles to wait for */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
754 counter = (ADC_STAB_DELAY_US * (SystemCoreClock / 1000000U)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
755 while(counter != 0U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
756 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
757 counter--; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
758 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
759 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
760 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
761 /* Start conversion if ADC is effectively enabled */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
762 if(HAL_IS_BIT_SET(hadc->Instance->CR2, ADC_CR2_ADON)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
763 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
764 /* Set ADC state */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
765 /* - Clear state bitfield related to regular group conversion results */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
766 /* - Set state bitfield related to regular group operation */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
767 ADC_STATE_CLR_SET(hadc->State, |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
768 HAL_ADC_STATE_READY | HAL_ADC_STATE_REG_EOC | HAL_ADC_STATE_REG_OVR, |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
769 HAL_ADC_STATE_REG_BUSY); |
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 /* If conversions on group regular are also triggering group injected, */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
772 /* update ADC state. */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
773 if (READ_BIT(hadc->Instance->CR1, ADC_CR1_JAUTO) != RESET) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
774 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
775 ADC_STATE_CLR_SET(hadc->State, HAL_ADC_STATE_INJ_EOC, HAL_ADC_STATE_INJ_BUSY); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
776 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
777 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
778 /* State machine update: Check if an injected conversion is ongoing */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
779 if (HAL_IS_BIT_SET(hadc->State, HAL_ADC_STATE_INJ_BUSY)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
780 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
781 /* Reset ADC error code fields related to conversions on group regular */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
782 CLEAR_BIT(hadc->ErrorCode, (HAL_ADC_ERROR_OVR | HAL_ADC_ERROR_DMA)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
783 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
784 else |
c78bcbd5deda
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Ideenmodellierer
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diff
changeset
|
785 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
786 /* Reset ADC all error code fields */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
787 ADC_CLEAR_ERRORCODE(hadc); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
788 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
789 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
790 /* Process unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
791 /* Unlock before starting ADC conversions: in case of potential */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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changeset
|
792 /* interruption, to let the process to ADC IRQ Handler. */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
793 __HAL_UNLOCK(hadc); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
794 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
795 /* Pointer to the common control register to which is belonging hadc */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
796 /* (Depending on STM32F4 product, there may be up to 3 ADCs and 1 common */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
797 /* control register) */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
798 tmpADC_Common = ADC_COMMON_REGISTER(hadc); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
799 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
800 /* Clear regular group conversion flag and overrun flag */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
801 /* (To ensure of no unknown state from potential previous ADC operations) */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
802 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_EOC | ADC_FLAG_OVR); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
803 |
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|
804 /* Enable end of conversion interrupt for regular group */ |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
805 __HAL_ADC_ENABLE_IT(hadc, (ADC_IT_EOC | ADC_IT_OVR)); |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
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|
806 |
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parents:
diff
changeset
|
807 /* Check if Multimode enabled */ |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
808 if(HAL_IS_BIT_CLR(tmpADC_Common->CCR, ADC_CCR_MULTI)) |
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Added current STM32 standandard libraries in version independend folder structure
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|
809 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
810 /* if no external trigger present enable software conversion of regular channels */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
811 if((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
812 { |
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Added current STM32 standandard libraries in version independend folder structure
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changeset
|
813 /* Enable the selected ADC software conversion for regular group */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
814 hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
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diff
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|
815 } |
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|
816 } |
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|
817 else |
c78bcbd5deda
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diff
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|
818 { |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
819 /* if instance of handle correspond to ADC1 and no external trigger present enable software conversion of regular channels */ |
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|
820 if((hadc->Instance == ADC1) && ((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET)) |
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Added current STM32 standandard libraries in version independend folder structure
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821 { |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
822 /* Enable the selected ADC software conversion for regular group */ |
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Added current STM32 standandard libraries in version independend folder structure
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823 hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
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Added current STM32 standandard libraries in version independend folder structure
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|
824 } |
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Added current STM32 standandard libraries in version independend folder structure
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825 } |
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|
826 } |
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827 |
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|
828 /* Return function status */ |
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|
829 return HAL_OK; |
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|
830 } |
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|
831 |
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|
832 /** |
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|
833 * @brief Disables the interrupt and stop ADC conversion of regular channels. |
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|
834 * |
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|
835 * @note Caution: This function will stop also injected channels. |
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836 * |
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|
837 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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838 * the configuration information for the specified ADC. |
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|
839 * @retval HAL status. |
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|
840 */ |
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|
841 HAL_StatusTypeDef HAL_ADC_Stop_IT(ADC_HandleTypeDef* hadc) |
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|
842 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
843 /* Check the parameters */ |
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844 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
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|
845 |
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846 /* Process locked */ |
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|
847 __HAL_LOCK(hadc); |
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848 |
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849 /* Stop potential conversion on going, on regular and injected groups */ |
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|
850 /* Disable ADC peripheral */ |
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|
851 __HAL_ADC_DISABLE(hadc); |
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Added current STM32 standandard libraries in version independend folder structure
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|
852 |
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|
853 /* Check if ADC is effectively disabled */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
854 if(HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_ADON)) |
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|
855 { |
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|
856 /* Disable ADC end of conversion interrupt for regular group */ |
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|
857 __HAL_ADC_DISABLE_IT(hadc, (ADC_IT_EOC | ADC_IT_OVR)); |
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|
858 |
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|
859 /* Set ADC state */ |
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|
860 ADC_STATE_CLR_SET(hadc->State, |
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861 HAL_ADC_STATE_REG_BUSY | HAL_ADC_STATE_INJ_BUSY, |
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|
862 HAL_ADC_STATE_READY); |
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|
863 } |
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|
864 |
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|
865 /* Process unlocked */ |
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|
866 __HAL_UNLOCK(hadc); |
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|
867 |
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868 /* Return function status */ |
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869 return HAL_OK; |
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|
870 } |
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|
871 |
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|
872 /** |
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|
873 * @brief Handles ADC interrupt request |
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Added current STM32 standandard libraries in version independend folder structure
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874 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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875 * the configuration information for the specified ADC. |
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|
876 * @retval None |
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|
877 */ |
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|
878 void HAL_ADC_IRQHandler(ADC_HandleTypeDef* hadc) |
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|
879 { |
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|
880 uint32_t tmp1 = 0U, tmp2 = 0U; |
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|
881 |
c78bcbd5deda
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|
882 /* Check the parameters */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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883 assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
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|
884 assert_param(IS_ADC_REGULAR_LENGTH(hadc->Init.NbrOfConversion)); |
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885 assert_param(IS_ADC_EOCSelection(hadc->Init.EOCSelection)); |
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886 |
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887 tmp1 = __HAL_ADC_GET_FLAG(hadc, ADC_FLAG_EOC); |
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888 tmp2 = __HAL_ADC_GET_IT_SOURCE(hadc, ADC_IT_EOC); |
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|
889 /* Check End of conversion flag for regular channels */ |
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|
890 if(tmp1 && tmp2) |
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|
891 { |
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|
892 /* Update state machine on conversion status if not in error state */ |
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893 if (HAL_IS_BIT_CLR(hadc->State, HAL_ADC_STATE_ERROR_INTERNAL)) |
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894 { |
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|
895 /* Set ADC state */ |
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|
896 SET_BIT(hadc->State, HAL_ADC_STATE_REG_EOC); |
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897 } |
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898 |
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899 /* Determine whether any further conversion upcoming on group regular */ |
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900 /* by external trigger, continuous mode or scan sequence on going. */ |
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901 /* Note: On STM32F4, there is no independent flag of end of sequence. */ |
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902 /* The test of scan sequence on going is done either with scan */ |
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903 /* sequence disabled or with end of conversion flag set to */ |
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|
904 /* of end of sequence. */ |
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905 if(ADC_IS_SOFTWARE_START_REGULAR(hadc) && |
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906 (hadc->Init.ContinuousConvMode == DISABLE) && |
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907 (HAL_IS_BIT_CLR(hadc->Instance->SQR1, ADC_SQR1_L) || |
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908 HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_EOCS) ) ) |
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909 { |
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|
910 /* Disable ADC end of single conversion interrupt on group regular */ |
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911 /* Note: Overrun interrupt was enabled with EOC interrupt in */ |
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912 /* HAL_ADC_Start_IT(), but is not disabled here because can be used */ |
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913 /* by overrun IRQ process below. */ |
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|
914 __HAL_ADC_DISABLE_IT(hadc, ADC_IT_EOC); |
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|
915 |
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916 /* Set ADC state */ |
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917 CLEAR_BIT(hadc->State, HAL_ADC_STATE_REG_BUSY); |
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918 |
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919 if (HAL_IS_BIT_CLR(hadc->State, HAL_ADC_STATE_INJ_BUSY)) |
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920 { |
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921 SET_BIT(hadc->State, HAL_ADC_STATE_READY); |
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922 } |
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923 } |
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|
924 |
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|
925 /* Conversion complete callback */ |
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926 HAL_ADC_ConvCpltCallback(hadc); |
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927 |
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|
928 /* Clear regular group conversion flag */ |
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929 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_STRT | ADC_FLAG_EOC); |
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930 } |
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|
931 |
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932 tmp1 = __HAL_ADC_GET_FLAG(hadc, ADC_FLAG_JEOC); |
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933 tmp2 = __HAL_ADC_GET_IT_SOURCE(hadc, ADC_IT_JEOC); |
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934 /* Check End of conversion flag for injected channels */ |
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935 if(tmp1 && tmp2) |
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Added current STM32 standandard libraries in version independend folder structure
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|
936 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
937 /* Update state machine on conversion status if not in error state */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
938 if (HAL_IS_BIT_CLR(hadc->State, HAL_ADC_STATE_ERROR_INTERNAL)) |
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|
939 { |
c78bcbd5deda
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parents:
diff
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|
940 /* Set ADC state */ |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
941 SET_BIT(hadc->State, HAL_ADC_STATE_INJ_EOC); |
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diff
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|
942 } |
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diff
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|
943 |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
944 /* Determine whether any further conversion upcoming on group injected */ |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
945 /* by external trigger, scan sequence on going or by automatic injected */ |
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|
946 /* conversion from group regular (same conditions as group regular */ |
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diff
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|
947 /* interruption disabling above). */ |
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|
948 if(ADC_IS_SOFTWARE_START_INJECTED(hadc) && |
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Added current STM32 standandard libraries in version independend folder structure
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|
949 (HAL_IS_BIT_CLR(hadc->Instance->JSQR, ADC_JSQR_JL) || |
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Added current STM32 standandard libraries in version independend folder structure
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|
950 HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_EOCS) ) && |
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Added current STM32 standandard libraries in version independend folder structure
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|
951 (HAL_IS_BIT_CLR(hadc->Instance->CR1, ADC_CR1_JAUTO) && |
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Added current STM32 standandard libraries in version independend folder structure
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952 (ADC_IS_SOFTWARE_START_REGULAR(hadc) && |
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Added current STM32 standandard libraries in version independend folder structure
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|
953 (hadc->Init.ContinuousConvMode == DISABLE) ) ) ) |
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|
954 { |
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|
955 /* Disable ADC end of single conversion interrupt on group injected */ |
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|
956 __HAL_ADC_DISABLE_IT(hadc, ADC_IT_JEOC); |
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|
957 |
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|
958 /* Set ADC state */ |
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|
959 CLEAR_BIT(hadc->State, HAL_ADC_STATE_INJ_BUSY); |
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|
960 |
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|
961 if (HAL_IS_BIT_CLR(hadc->State, HAL_ADC_STATE_REG_BUSY)) |
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962 { |
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963 SET_BIT(hadc->State, HAL_ADC_STATE_READY); |
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964 } |
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|
965 } |
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|
966 |
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|
967 /* Conversion complete callback */ |
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968 HAL_ADCEx_InjectedConvCpltCallback(hadc); |
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969 |
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|
970 /* Clear injected group conversion flag */ |
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971 __HAL_ADC_CLEAR_FLAG(hadc, (ADC_FLAG_JSTRT | ADC_FLAG_JEOC)); |
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972 } |
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973 |
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974 tmp1 = __HAL_ADC_GET_FLAG(hadc, ADC_FLAG_AWD); |
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975 tmp2 = __HAL_ADC_GET_IT_SOURCE(hadc, ADC_IT_AWD); |
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976 /* Check Analog watchdog flag */ |
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|
977 if(tmp1 && tmp2) |
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|
978 { |
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979 if(__HAL_ADC_GET_FLAG(hadc, ADC_FLAG_AWD)) |
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|
980 { |
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|
981 /* Set ADC state */ |
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|
982 SET_BIT(hadc->State, HAL_ADC_STATE_AWD1); |
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|
983 |
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|
984 /* Level out of window callback */ |
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|
985 HAL_ADC_LevelOutOfWindowCallback(hadc); |
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|
986 |
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|
987 /* Clear the ADC analog watchdog flag */ |
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|
988 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_AWD); |
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|
989 } |
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|
990 } |
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|
991 |
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992 tmp1 = __HAL_ADC_GET_FLAG(hadc, ADC_FLAG_OVR); |
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993 tmp2 = __HAL_ADC_GET_IT_SOURCE(hadc, ADC_IT_OVR); |
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994 /* Check Overrun flag */ |
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995 if(tmp1 && tmp2) |
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|
996 { |
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997 /* Note: On STM32F4, ADC overrun can be set through other parameters */ |
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998 /* refer to description of parameter "EOCSelection" for more */ |
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|
999 /* details. */ |
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|
1000 |
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|
1001 /* Set ADC error code to overrun */ |
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1002 SET_BIT(hadc->ErrorCode, HAL_ADC_ERROR_OVR); |
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|
1003 |
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|
1004 /* Clear ADC overrun flag */ |
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1005 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_OVR); |
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|
1006 |
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|
1007 /* Error callback */ |
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|
1008 HAL_ADC_ErrorCallback(hadc); |
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|
1009 |
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1010 /* Clear the Overrun flag */ |
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1011 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_OVR); |
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1012 } |
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1013 } |
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1014 |
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1015 /** |
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1016 * @brief Enables ADC DMA request after last transfer (Single-ADC mode) and enables ADC peripheral |
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1017 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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1018 * the configuration information for the specified ADC. |
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1019 * @param pData The destination Buffer address. |
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1020 * @param Length The length of data to be transferred from ADC peripheral to memory. |
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1021 * @retval HAL status |
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1022 */ |
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|
1023 HAL_StatusTypeDef HAL_ADC_Start_DMA(ADC_HandleTypeDef* hadc, uint32_t* pData, uint32_t Length) |
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1024 { |
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1025 __IO uint32_t counter = 0U; |
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1026 ADC_Common_TypeDef *tmpADC_Common; |
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1027 |
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1028 /* Check the parameters */ |
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1029 assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
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1030 assert_param(IS_ADC_EXT_TRIG_EDGE(hadc->Init.ExternalTrigConvEdge)); |
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1031 |
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1032 /* Process locked */ |
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1033 __HAL_LOCK(hadc); |
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1034 |
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1035 /* Enable the ADC peripheral */ |
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1036 /* Check if ADC peripheral is disabled in order to enable it and wait during |
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1037 Tstab time the ADC's stabilization */ |
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1038 if((hadc->Instance->CR2 & ADC_CR2_ADON) != ADC_CR2_ADON) |
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1039 { |
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1040 /* Enable the Peripheral */ |
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1041 __HAL_ADC_ENABLE(hadc); |
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1042 |
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1043 /* Delay for ADC stabilization time */ |
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1044 /* Compute number of CPU cycles to wait for */ |
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1045 counter = (ADC_STAB_DELAY_US * (SystemCoreClock / 1000000U)); |
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1046 while(counter != 0U) |
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1047 { |
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1048 counter--; |
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1049 } |
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1050 } |
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1051 |
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1052 /* Start conversion if ADC is effectively enabled */ |
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1053 if(HAL_IS_BIT_SET(hadc->Instance->CR2, ADC_CR2_ADON)) |
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1054 { |
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1055 /* Set ADC state */ |
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1056 /* - Clear state bitfield related to regular group conversion results */ |
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1057 /* - Set state bitfield related to regular group operation */ |
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1058 ADC_STATE_CLR_SET(hadc->State, |
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1059 HAL_ADC_STATE_READY | HAL_ADC_STATE_REG_EOC | HAL_ADC_STATE_REG_OVR, |
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1060 HAL_ADC_STATE_REG_BUSY); |
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1061 |
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1062 /* If conversions on group regular are also triggering group injected, */ |
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1063 /* update ADC state. */ |
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1064 if (READ_BIT(hadc->Instance->CR1, ADC_CR1_JAUTO) != RESET) |
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1065 { |
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1066 ADC_STATE_CLR_SET(hadc->State, HAL_ADC_STATE_INJ_EOC, HAL_ADC_STATE_INJ_BUSY); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1067 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1068 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1069 /* State machine update: Check if an injected conversion is ongoing */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
1070 if (HAL_IS_BIT_SET(hadc->State, HAL_ADC_STATE_INJ_BUSY)) |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
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|
1071 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1072 /* Reset ADC error code fields related to conversions on group regular */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1073 CLEAR_BIT(hadc->ErrorCode, (HAL_ADC_ERROR_OVR | HAL_ADC_ERROR_DMA)); |
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Ideenmodellierer
parents:
diff
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|
1074 } |
c78bcbd5deda
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Ideenmodellierer
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|
1075 else |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
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|
1076 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1077 /* Reset ADC all error code fields */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1078 ADC_CLEAR_ERRORCODE(hadc); |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1079 } |
c78bcbd5deda
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|
1080 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1081 /* Process unlocked */ |
c78bcbd5deda
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Ideenmodellierer
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diff
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|
1082 /* Unlock before starting ADC conversions: in case of potential */ |
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1083 /* interruption, to let the process to ADC IRQ Handler. */ |
c78bcbd5deda
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|
1084 __HAL_UNLOCK(hadc); |
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parents:
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|
1085 |
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|
1086 /* Pointer to the common control register to which is belonging hadc */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1087 /* (Depending on STM32F4 product, there may be up to 3 ADCs and 1 common */ |
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1088 /* control register) */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1089 tmpADC_Common = ADC_COMMON_REGISTER(hadc); |
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|
1090 |
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parents:
diff
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|
1091 /* Set the DMA transfer complete callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
1092 hadc->DMA_Handle->XferCpltCallback = ADC_DMAConvCplt; |
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|
1093 |
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|
1094 /* Set the DMA half transfer complete callback */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1095 hadc->DMA_Handle->XferHalfCpltCallback = ADC_DMAHalfConvCplt; |
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|
1096 |
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diff
changeset
|
1097 /* Set the DMA error callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1098 hadc->DMA_Handle->XferErrorCallback = ADC_DMAError; |
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|
1099 |
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parents:
diff
changeset
|
1100 |
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|
1101 /* Manage ADC and DMA start: ADC overrun interruption, DMA start, ADC */ |
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parents:
diff
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1102 /* start (in case of SW start): */ |
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parents:
diff
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|
1103 |
c78bcbd5deda
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parents:
diff
changeset
|
1104 /* Clear regular group conversion flag and overrun flag */ |
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|
1105 /* (To ensure of no unknown state from potential previous ADC operations) */ |
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Ideenmodellierer
parents:
diff
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|
1106 __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_EOC | ADC_FLAG_OVR); |
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|
1107 |
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parents:
diff
changeset
|
1108 /* Enable ADC overrun interrupt */ |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
1109 __HAL_ADC_ENABLE_IT(hadc, ADC_IT_OVR); |
c78bcbd5deda
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|
1110 |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
1111 /* Enable ADC DMA mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1112 hadc->Instance->CR2 |= ADC_CR2_DMA; |
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|
1113 |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
1114 /* Start the DMA channel */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1115 HAL_DMA_Start_IT(hadc->DMA_Handle, (uint32_t)&hadc->Instance->DR, (uint32_t)pData, Length); |
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parents:
diff
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|
1116 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1117 /* Check if Multimode enabled */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1118 if(HAL_IS_BIT_CLR(tmpADC_Common->CCR, ADC_CCR_MULTI)) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1119 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1120 /* if no external trigger present enable software conversion of regular channels */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1121 if((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1122 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
1123 /* Enable the selected ADC software conversion for regular group */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1124 hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1125 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1126 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1127 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1128 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1129 /* if instance of handle correspond to ADC1 and no external trigger present enable software conversion of regular channels */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1130 if((hadc->Instance == ADC1) && ((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET)) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1131 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1132 /* Enable the selected ADC software conversion for regular group */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1133 hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1134 } |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1135 } |
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Ideenmodellierer
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diff
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|
1136 } |
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Ideenmodellierer
parents:
diff
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|
1137 |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
1138 /* Return function status */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1139 return HAL_OK; |
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parents:
diff
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|
1140 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1141 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1142 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1143 * @brief Disables ADC DMA (Single-ADC mode) and disables ADC peripheral |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1144 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1145 * the configuration information for the specified ADC. |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
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|
1146 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1147 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1148 HAL_StatusTypeDef HAL_ADC_Stop_DMA(ADC_HandleTypeDef* hadc) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1149 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1150 HAL_StatusTypeDef tmp_hal_status = HAL_OK; |
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Added current STM32 standandard libraries in version independend folder structure
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|
1151 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1152 /* Check the parameters */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1153 assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1154 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1155 /* Process locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1156 __HAL_LOCK(hadc); |
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diff
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|
1157 |
c78bcbd5deda
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Ideenmodellierer
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diff
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|
1158 /* Stop potential conversion on going, on regular and injected groups */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1159 /* Disable ADC peripheral */ |
c78bcbd5deda
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diff
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|
1160 __HAL_ADC_DISABLE(hadc); |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1161 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1162 /* Check if ADC is effectively disabled */ |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1163 if(HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_ADON)) |
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Added current STM32 standandard libraries in version independend folder structure
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|
1164 { |
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diff
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|
1165 /* Disable the selected ADC DMA mode */ |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1166 hadc->Instance->CR2 &= ~ADC_CR2_DMA; |
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|
1167 |
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|
1168 /* Disable the DMA channel (in case of DMA in circular mode or stop while */ |
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|
1169 /* DMA transfer is on going) */ |
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|
1170 tmp_hal_status = HAL_DMA_Abort(hadc->DMA_Handle); |
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|
1171 |
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diff
changeset
|
1172 /* Disable ADC overrun interrupt */ |
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|
1173 __HAL_ADC_DISABLE_IT(hadc, ADC_IT_OVR); |
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|
1174 |
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diff
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|
1175 /* Set ADC state */ |
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|
1176 ADC_STATE_CLR_SET(hadc->State, |
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Added current STM32 standandard libraries in version independend folder structure
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|
1177 HAL_ADC_STATE_REG_BUSY | HAL_ADC_STATE_INJ_BUSY, |
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|
1178 HAL_ADC_STATE_READY); |
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|
1179 } |
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|
1180 |
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|
1181 /* Process unlocked */ |
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|
1182 __HAL_UNLOCK(hadc); |
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|
1183 |
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|
1184 /* Return function status */ |
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|
1185 return tmp_hal_status; |
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|
1186 } |
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|
1187 |
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|
1188 /** |
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|
1189 * @brief Gets the converted value from data register of regular channel. |
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|
1190 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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|
1191 * the configuration information for the specified ADC. |
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|
1192 * @retval Converted value |
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|
1193 */ |
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|
1194 uint32_t HAL_ADC_GetValue(ADC_HandleTypeDef* hadc) |
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|
1195 { |
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|
1196 /* Return the selected ADC converted value */ |
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|
1197 return hadc->Instance->DR; |
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|
1198 } |
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Added current STM32 standandard libraries in version independend folder structure
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|
1199 |
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Added current STM32 standandard libraries in version independend folder structure
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|
1200 /** |
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Added current STM32 standandard libraries in version independend folder structure
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|
1201 * @brief Regular conversion complete callback in non blocking mode |
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Added current STM32 standandard libraries in version independend folder structure
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1202 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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Added current STM32 standandard libraries in version independend folder structure
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1203 * the configuration information for the specified ADC. |
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1204 * @retval None |
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Added current STM32 standandard libraries in version independend folder structure
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|
1205 */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1206 __weak void HAL_ADC_ConvCpltCallback(ADC_HandleTypeDef* hadc) |
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|
1207 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
1208 /* Prevent unused argument(s) compilation warning */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1209 UNUSED(hadc); |
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Added current STM32 standandard libraries in version independend folder structure
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|
1210 /* NOTE : This function Should not be modified, when the callback is needed, |
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Added current STM32 standandard libraries in version independend folder structure
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|
1211 the HAL_ADC_ConvCpltCallback could be implemented in the user file |
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Added current STM32 standandard libraries in version independend folder structure
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|
1212 */ |
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|
1213 } |
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Added current STM32 standandard libraries in version independend folder structure
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|
1214 |
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|
1215 /** |
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1216 * @brief Regular conversion half DMA transfer callback in non blocking mode |
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Added current STM32 standandard libraries in version independend folder structure
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1217 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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Added current STM32 standandard libraries in version independend folder structure
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|
1218 * the configuration information for the specified ADC. |
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Added current STM32 standandard libraries in version independend folder structure
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|
1219 * @retval None |
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Added current STM32 standandard libraries in version independend folder structure
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|
1220 */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1221 __weak void HAL_ADC_ConvHalfCpltCallback(ADC_HandleTypeDef* hadc) |
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1222 { |
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1223 /* Prevent unused argument(s) compilation warning */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1224 UNUSED(hadc); |
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Added current STM32 standandard libraries in version independend folder structure
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|
1225 /* NOTE : This function Should not be modified, when the callback is needed, |
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Added current STM32 standandard libraries in version independend folder structure
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1226 the HAL_ADC_ConvHalfCpltCallback could be implemented in the user file |
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Added current STM32 standandard libraries in version independend folder structure
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1227 */ |
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|
1228 } |
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1229 |
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|
1230 /** |
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1231 * @brief Analog watchdog callback in non blocking mode |
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Added current STM32 standandard libraries in version independend folder structure
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1232 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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1233 * the configuration information for the specified ADC. |
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|
1234 * @retval None |
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1235 */ |
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1236 __weak void HAL_ADC_LevelOutOfWindowCallback(ADC_HandleTypeDef* hadc) |
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1237 { |
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1238 /* Prevent unused argument(s) compilation warning */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1239 UNUSED(hadc); |
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1240 /* NOTE : This function Should not be modified, when the callback is needed, |
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1241 the HAL_ADC_LevelOoutOfWindowCallback could be implemented in the user file |
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1242 */ |
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|
1243 } |
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|
1244 |
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|
1245 /** |
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1246 * @brief Error ADC callback. |
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Added current STM32 standandard libraries in version independend folder structure
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1247 * @note In case of error due to overrun when using ADC with DMA transfer |
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1248 * (HAL ADC handle paramater "ErrorCode" to state "HAL_ADC_ERROR_OVR"): |
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1249 * - Reinitialize the DMA using function "HAL_ADC_Stop_DMA()". |
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1250 * - If needed, restart a new ADC conversion using function |
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1251 * "HAL_ADC_Start_DMA()" |
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1252 * (this function is also clearing overrun flag) |
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Added current STM32 standandard libraries in version independend folder structure
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1253 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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1254 * the configuration information for the specified ADC. |
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|
1255 * @retval None |
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|
1256 */ |
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1257 __weak void HAL_ADC_ErrorCallback(ADC_HandleTypeDef *hadc) |
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|
1258 { |
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|
1259 /* Prevent unused argument(s) compilation warning */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1260 UNUSED(hadc); |
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|
1261 /* NOTE : This function Should not be modified, when the callback is needed, |
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1262 the HAL_ADC_ErrorCallback could be implemented in the user file |
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|
1263 */ |
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|
1264 } |
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|
1265 |
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|
1266 /** |
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|
1267 * @} |
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|
1268 */ |
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|
1269 |
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1270 /** @defgroup ADC_Exported_Functions_Group3 Peripheral Control functions |
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|
1271 * @brief Peripheral Control functions |
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|
1272 * |
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|
1273 @verbatim |
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|
1274 =============================================================================== |
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|
1275 ##### Peripheral Control functions ##### |
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|
1276 =============================================================================== |
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|
1277 [..] This section provides functions allowing to: |
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|
1278 (+) Configure regular channels. |
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1279 (+) Configure injected channels. |
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|
1280 (+) Configure multimode. |
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|
1281 (+) Configure the analog watch dog. |
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|
1282 |
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|
1283 @endverbatim |
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1284 * @{ |
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|
1285 */ |
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|
1286 |
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|
1287 /** |
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1288 * @brief Configures for the selected ADC regular channel its corresponding |
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1289 * rank in the sequencer and its sample time. |
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1290 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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|
1291 * the configuration information for the specified ADC. |
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|
1292 * @param sConfig ADC configuration structure. |
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|
1293 * @retval HAL status |
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|
1294 */ |
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|
1295 HAL_StatusTypeDef HAL_ADC_ConfigChannel(ADC_HandleTypeDef* hadc, ADC_ChannelConfTypeDef* sConfig) |
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1296 { |
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1297 __IO uint32_t counter = 0U; |
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|
1298 ADC_Common_TypeDef *tmpADC_Common; |
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|
1299 |
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1300 /* Check the parameters */ |
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1301 assert_param(IS_ADC_CHANNEL(sConfig->Channel)); |
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1302 assert_param(IS_ADC_REGULAR_RANK(sConfig->Rank)); |
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1303 assert_param(IS_ADC_SAMPLE_TIME(sConfig->SamplingTime)); |
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1304 |
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1305 /* Process locked */ |
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1306 __HAL_LOCK(hadc); |
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1307 |
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1308 /* if ADC_Channel_10 ... ADC_Channel_18 is selected */ |
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1309 if (sConfig->Channel > ADC_CHANNEL_9) |
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1310 { |
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1311 /* Clear the old sample time */ |
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1312 hadc->Instance->SMPR1 &= ~ADC_SMPR1(ADC_SMPR1_SMP10, sConfig->Channel); |
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1313 |
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1314 /* Set the new sample time */ |
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1315 hadc->Instance->SMPR1 |= ADC_SMPR1(sConfig->SamplingTime, sConfig->Channel); |
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1316 } |
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1317 else /* ADC_Channel include in ADC_Channel_[0..9] */ |
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1318 { |
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1319 /* Clear the old sample time */ |
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1320 hadc->Instance->SMPR2 &= ~ADC_SMPR2(ADC_SMPR2_SMP0, sConfig->Channel); |
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1321 |
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1322 /* Set the new sample time */ |
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1323 hadc->Instance->SMPR2 |= ADC_SMPR2(sConfig->SamplingTime, sConfig->Channel); |
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1324 } |
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1325 |
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1326 /* For Rank 1 to 6 */ |
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1327 if (sConfig->Rank < 7U) |
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1328 { |
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1329 /* Clear the old SQx bits for the selected rank */ |
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1330 hadc->Instance->SQR3 &= ~ADC_SQR3_RK(ADC_SQR3_SQ1, sConfig->Rank); |
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1331 |
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1332 /* Set the SQx bits for the selected rank */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1333 hadc->Instance->SQR3 |= ADC_SQR3_RK(sConfig->Channel, sConfig->Rank); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1334 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1335 /* For Rank 7 to 12 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1336 else if (sConfig->Rank < 13U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1337 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1338 /* Clear the old SQx bits for the selected rank */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1339 hadc->Instance->SQR2 &= ~ADC_SQR2_RK(ADC_SQR2_SQ7, sConfig->Rank); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1340 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1341 /* Set the SQx bits for the selected rank */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1342 hadc->Instance->SQR2 |= ADC_SQR2_RK(sConfig->Channel, sConfig->Rank); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1343 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1344 /* For Rank 13 to 16 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1345 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1346 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1347 /* Clear the old SQx bits for the selected rank */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1348 hadc->Instance->SQR1 &= ~ADC_SQR1_RK(ADC_SQR1_SQ13, sConfig->Rank); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1349 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1350 /* Set the SQx bits for the selected rank */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1351 hadc->Instance->SQR1 |= ADC_SQR1_RK(sConfig->Channel, sConfig->Rank); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1352 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1353 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1354 /* Pointer to the common control register to which is belonging hadc */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1355 /* (Depending on STM32F4 product, there may be up to 3 ADCs and 1 common */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1356 /* control register) */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1357 tmpADC_Common = ADC_COMMON_REGISTER(hadc); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1358 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
1359 /* if ADC1 Channel_18 is selected enable VBAT Channel */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1360 if ((hadc->Instance == ADC1) && (sConfig->Channel == ADC_CHANNEL_VBAT)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1361 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1362 /* Enable the VBAT channel*/ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1363 tmpADC_Common->CCR |= ADC_CCR_VBATE; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1364 } |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1365 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1366 /* if ADC1 Channel_16 or Channel_17 is selected enable TSVREFE Channel(Temperature sensor and VREFINT) */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1367 if ((hadc->Instance == ADC1) && ((sConfig->Channel == ADC_CHANNEL_TEMPSENSOR) || (sConfig->Channel == ADC_CHANNEL_VREFINT))) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1368 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1369 /* Enable the TSVREFE channel*/ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1370 tmpADC_Common->CCR |= ADC_CCR_TSVREFE; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1371 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1372 if((sConfig->Channel == ADC_CHANNEL_TEMPSENSOR)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1373 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1374 /* Delay for temperature sensor stabilization time */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1375 /* Compute number of CPU cycles to wait for */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1376 counter = (ADC_TEMPSENSOR_DELAY_US * (SystemCoreClock / 1000000U)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1377 while(counter != 0U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
1378 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1379 counter--; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1380 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1381 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1382 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1383 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1384 /* Process unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1385 __HAL_UNLOCK(hadc); |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1386 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1387 /* Return function status */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1388 return HAL_OK; |
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Ideenmodellierer
parents:
diff
changeset
|
1389 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1390 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
1391 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1392 * @brief Configures the analog watchdog. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1393 * @note Analog watchdog thresholds can be modified while ADC conversion |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1394 * is on going. |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1395 * In this case, some constraints must be taken into account: |
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Ideenmodellierer
parents:
diff
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|
1396 * The programmed threshold values are effective from the next |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1397 * ADC EOC (end of unitary conversion). |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1398 * Considering that registers write delay may happen due to |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1399 * bus activity, this might cause an uncertainty on the |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1400 * effective timing of the new programmed threshold values. |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1401 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1402 * the configuration information for the specified ADC. |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1403 * @param AnalogWDGConfig pointer to an ADC_AnalogWDGConfTypeDef structure |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1404 * that contains the configuration information of ADC analog watchdog. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1405 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1406 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1407 HAL_StatusTypeDef HAL_ADC_AnalogWDGConfig(ADC_HandleTypeDef* hadc, ADC_AnalogWDGConfTypeDef* AnalogWDGConfig) |
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Ideenmodellierer
parents:
diff
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|
1408 { |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
1409 #ifdef USE_FULL_ASSERT |
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Ideenmodellierer
parents:
diff
changeset
|
1410 uint32_t tmp = 0U; |
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Ideenmodellierer
parents:
diff
changeset
|
1411 #endif /* USE_FULL_ASSERT */ |
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Ideenmodellierer
parents:
diff
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|
1412 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1413 /* Check the parameters */ |
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parents:
diff
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|
1414 assert_param(IS_ADC_ANALOG_WATCHDOG(AnalogWDGConfig->WatchdogMode)); |
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diff
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|
1415 assert_param(IS_ADC_CHANNEL(AnalogWDGConfig->Channel)); |
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Added current STM32 standandard libraries in version independend folder structure
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|
1416 assert_param(IS_FUNCTIONAL_STATE(AnalogWDGConfig->ITMode)); |
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parents:
diff
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|
1417 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1418 #ifdef USE_FULL_ASSERT |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1419 tmp = ADC_GET_RESOLUTION(hadc); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1420 assert_param(IS_ADC_RANGE(tmp, AnalogWDGConfig->HighThreshold)); |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1421 assert_param(IS_ADC_RANGE(tmp, AnalogWDGConfig->LowThreshold)); |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1422 #endif /* USE_FULL_ASSERT */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1423 |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1424 /* Process locked */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1425 __HAL_LOCK(hadc); |
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parents:
diff
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|
1426 |
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|
1427 if(AnalogWDGConfig->ITMode == ENABLE) |
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|
1428 { |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1429 /* Enable the ADC Analog watchdog interrupt */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1430 __HAL_ADC_ENABLE_IT(hadc, ADC_IT_AWD); |
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Added current STM32 standandard libraries in version independend folder structure
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|
1431 } |
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|
1432 else |
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diff
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|
1433 { |
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diff
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|
1434 /* Disable the ADC Analog watchdog interrupt */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1435 __HAL_ADC_DISABLE_IT(hadc, ADC_IT_AWD); |
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|
1436 } |
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|
1437 |
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|
1438 /* Clear AWDEN, JAWDEN and AWDSGL bits */ |
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|
1439 hadc->Instance->CR1 &= ~(ADC_CR1_AWDSGL | ADC_CR1_JAWDEN | ADC_CR1_AWDEN); |
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|
1440 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1441 /* Set the analog watchdog enable mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1442 hadc->Instance->CR1 |= AnalogWDGConfig->WatchdogMode; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1443 |
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Added current STM32 standandard libraries in version independend folder structure
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|
1444 /* Set the high threshold */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1445 hadc->Instance->HTR = AnalogWDGConfig->HighThreshold; |
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Added current STM32 standandard libraries in version independend folder structure
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|
1446 |
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|
1447 /* Set the low threshold */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1448 hadc->Instance->LTR = AnalogWDGConfig->LowThreshold; |
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Added current STM32 standandard libraries in version independend folder structure
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|
1449 |
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|
1450 /* Clear the Analog watchdog channel select bits */ |
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|
1451 hadc->Instance->CR1 &= ~ADC_CR1_AWDCH; |
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|
1452 |
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|
1453 /* Set the Analog watchdog channel */ |
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|
1454 hadc->Instance->CR1 |= (uint32_t)((uint16_t)(AnalogWDGConfig->Channel)); |
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|
1455 |
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1456 /* Process unlocked */ |
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|
1457 __HAL_UNLOCK(hadc); |
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|
1458 |
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|
1459 /* Return function status */ |
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|
1460 return HAL_OK; |
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|
1461 } |
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|
1462 |
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|
1463 /** |
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|
1464 * @} |
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Added current STM32 standandard libraries in version independend folder structure
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|
1465 */ |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1466 |
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Added current STM32 standandard libraries in version independend folder structure
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|
1467 /** @defgroup ADC_Exported_Functions_Group4 ADC Peripheral State functions |
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|
1468 * @brief ADC Peripheral State functions |
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|
1469 * |
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|
1470 @verbatim |
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|
1471 =============================================================================== |
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|
1472 ##### Peripheral State and errors functions ##### |
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Added current STM32 standandard libraries in version independend folder structure
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|
1473 =============================================================================== |
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Added current STM32 standandard libraries in version independend folder structure
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|
1474 [..] |
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Added current STM32 standandard libraries in version independend folder structure
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|
1475 This subsection provides functions allowing to |
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Added current STM32 standandard libraries in version independend folder structure
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|
1476 (+) Check the ADC state |
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Added current STM32 standandard libraries in version independend folder structure
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|
1477 (+) Check the ADC Error |
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Added current STM32 standandard libraries in version independend folder structure
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|
1478 |
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Added current STM32 standandard libraries in version independend folder structure
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|
1479 @endverbatim |
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Added current STM32 standandard libraries in version independend folder structure
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|
1480 * @{ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1481 */ |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1482 |
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|
1483 /** |
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|
1484 * @brief return the ADC state |
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|
1485 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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Added current STM32 standandard libraries in version independend folder structure
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|
1486 * the configuration information for the specified ADC. |
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Added current STM32 standandard libraries in version independend folder structure
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|
1487 * @retval HAL state |
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|
1488 */ |
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|
1489 uint32_t HAL_ADC_GetState(ADC_HandleTypeDef* hadc) |
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|
1490 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
1491 /* Return ADC state */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1492 return hadc->State; |
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Added current STM32 standandard libraries in version independend folder structure
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|
1493 } |
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|
1494 |
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|
1495 /** |
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|
1496 * @brief Return the ADC error code |
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|
1497 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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|
1498 * the configuration information for the specified ADC. |
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|
1499 * @retval ADC Error Code |
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|
1500 */ |
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|
1501 uint32_t HAL_ADC_GetError(ADC_HandleTypeDef *hadc) |
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|
1502 { |
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|
1503 return hadc->ErrorCode; |
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|
1504 } |
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|
1505 |
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|
1506 /** |
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|
1507 * @} |
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|
1508 */ |
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|
1509 |
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|
1510 /** @addtogroup ADC_Private_Functions |
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|
1511 * @{ |
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|
1512 */ |
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|
1513 |
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|
1514 /** |
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|
1515 * @brief Initializes the ADCx peripheral according to the specified parameters |
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Added current STM32 standandard libraries in version independend folder structure
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|
1516 * in the ADC_InitStruct without initializing the ADC MSP. |
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|
1517 * @param hadc pointer to a ADC_HandleTypeDef structure that contains |
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|
1518 * the configuration information for the specified ADC. |
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|
1519 * @retval None |
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|
1520 */ |
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|
1521 static void ADC_Init(ADC_HandleTypeDef* hadc) |
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|
1522 { |
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|
1523 ADC_Common_TypeDef *tmpADC_Common; |
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|
1524 |
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|
1525 /* Set ADC parameters */ |
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|
1526 /* Pointer to the common control register to which is belonging hadc */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1527 /* (Depending on STM32F4 product, there may be up to 3 ADCs and 1 common */ |
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|
1528 /* control register) */ |
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|
1529 tmpADC_Common = ADC_COMMON_REGISTER(hadc); |
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|
1530 |
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|
1531 /* Set the ADC clock prescaler */ |
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|
1532 tmpADC_Common->CCR &= ~(ADC_CCR_ADCPRE); |
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|
1533 tmpADC_Common->CCR |= hadc->Init.ClockPrescaler; |
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|
1534 |
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|
1535 /* Set ADC scan mode */ |
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|
1536 hadc->Instance->CR1 &= ~(ADC_CR1_SCAN); |
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|
1537 hadc->Instance->CR1 |= ADC_CR1_SCANCONV(hadc->Init.ScanConvMode); |
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|
1538 |
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|
1539 /* Set ADC resolution */ |
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|
1540 hadc->Instance->CR1 &= ~(ADC_CR1_RES); |
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|
1541 hadc->Instance->CR1 |= hadc->Init.Resolution; |
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|
1542 |
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|
1543 /* Set ADC data alignment */ |
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|
1544 hadc->Instance->CR2 &= ~(ADC_CR2_ALIGN); |
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|
1545 hadc->Instance->CR2 |= hadc->Init.DataAlign; |
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|
1546 |
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|
1547 /* Enable external trigger if trigger selection is different of software */ |
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|
1548 /* start. */ |
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|
1549 /* Note: This configuration keeps the hardware feature of parameter */ |
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|
1550 /* ExternalTrigConvEdge "trigger edge none" equivalent to */ |
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|
1551 /* software start. */ |
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|
1552 if(hadc->Init.ExternalTrigConv != ADC_SOFTWARE_START) |
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|
1553 { |
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|
1554 /* Select external trigger to start conversion */ |
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|
1555 hadc->Instance->CR2 &= ~(ADC_CR2_EXTSEL); |
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|
1556 hadc->Instance->CR2 |= hadc->Init.ExternalTrigConv; |
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|
1557 |
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|
1558 /* Select external trigger polarity */ |
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|
1559 hadc->Instance->CR2 &= ~(ADC_CR2_EXTEN); |
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|
1560 hadc->Instance->CR2 |= hadc->Init.ExternalTrigConvEdge; |
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|
1561 } |
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|
1562 else |
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|
1563 { |
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|
1564 /* Reset the external trigger */ |
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|
1565 hadc->Instance->CR2 &= ~(ADC_CR2_EXTSEL); |
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|
1566 hadc->Instance->CR2 &= ~(ADC_CR2_EXTEN); |
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|
1567 } |
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|
1568 |
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|
1569 /* Enable or disable ADC continuous conversion mode */ |
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|
1570 hadc->Instance->CR2 &= ~(ADC_CR2_CONT); |
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|
1571 hadc->Instance->CR2 |= ADC_CR2_CONTINUOUS(hadc->Init.ContinuousConvMode); |
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|
1572 |
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|
1573 if(hadc->Init.DiscontinuousConvMode != DISABLE) |
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|
1574 { |
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|
1575 assert_param(IS_ADC_REGULAR_DISC_NUMBER(hadc->Init.NbrOfDiscConversion)); |
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|
1576 |
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|
1577 /* Enable the selected ADC regular discontinuous mode */ |
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|
1578 hadc->Instance->CR1 |= (uint32_t)ADC_CR1_DISCEN; |
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|
1579 |
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|
1580 /* Set the number of channels to be converted in discontinuous mode */ |
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|
1581 hadc->Instance->CR1 &= ~(ADC_CR1_DISCNUM); |
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|
1582 hadc->Instance->CR1 |= ADC_CR1_DISCONTINUOUS(hadc->Init.NbrOfDiscConversion); |
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|
1583 } |
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|
1584 else |
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|
1585 { |
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|
1586 /* Disable the selected ADC regular discontinuous mode */ |
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|
1587 hadc->Instance->CR1 &= ~(ADC_CR1_DISCEN); |
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|
1588 } |
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|
1589 |
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|
1590 /* Set ADC number of conversion */ |
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|
1591 hadc->Instance->SQR1 &= ~(ADC_SQR1_L); |
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|
1592 hadc->Instance->SQR1 |= ADC_SQR1(hadc->Init.NbrOfConversion); |
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|
1593 |
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|
1594 /* Enable or disable ADC DMA continuous request */ |
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|
1595 hadc->Instance->CR2 &= ~(ADC_CR2_DDS); |
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|
1596 hadc->Instance->CR2 |= ADC_CR2_DMAContReq(hadc->Init.DMAContinuousRequests); |
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1597 |
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1598 /* Enable or disable ADC end of conversion selection */ |
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1599 hadc->Instance->CR2 &= ~(ADC_CR2_EOCS); |
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1600 hadc->Instance->CR2 |= ADC_CR2_EOCSelection(hadc->Init.EOCSelection); |
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1601 } |
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1602 |
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1603 /** |
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1604 * @brief DMA transfer complete callback. |
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1605 * @param hdma pointer to a DMA_HandleTypeDef structure that contains |
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1606 * the configuration information for the specified DMA module. |
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1607 * @retval None |
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1608 */ |
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1609 static void ADC_DMAConvCplt(DMA_HandleTypeDef *hdma) |
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1610 { |
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1611 /* Retrieve ADC handle corresponding to current DMA handle */ |
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1612 ADC_HandleTypeDef* hadc = ( ADC_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
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1613 |
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1614 /* Update state machine on conversion status if not in error state */ |
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1615 if (HAL_IS_BIT_CLR(hadc->State, HAL_ADC_STATE_ERROR_INTERNAL | HAL_ADC_STATE_ERROR_DMA)) |
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1616 { |
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1617 /* Update ADC state machine */ |
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1618 SET_BIT(hadc->State, HAL_ADC_STATE_REG_EOC); |
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1619 |
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1620 /* Determine whether any further conversion upcoming on group regular */ |
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1621 /* by external trigger, continuous mode or scan sequence on going. */ |
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1622 /* Note: On STM32F4, there is no independent flag of end of sequence. */ |
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1623 /* The test of scan sequence on going is done either with scan */ |
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1624 /* sequence disabled or with end of conversion flag set to */ |
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1625 /* of end of sequence. */ |
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1626 if(ADC_IS_SOFTWARE_START_REGULAR(hadc) && |
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1627 (hadc->Init.ContinuousConvMode == DISABLE) && |
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1628 (HAL_IS_BIT_CLR(hadc->Instance->SQR1, ADC_SQR1_L) || |
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1629 HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_EOCS) ) ) |
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1630 { |
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1631 /* Disable ADC end of single conversion interrupt on group regular */ |
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1632 /* Note: Overrun interrupt was enabled with EOC interrupt in */ |
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1633 /* HAL_ADC_Start_IT(), but is not disabled here because can be used */ |
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1634 /* by overrun IRQ process below. */ |
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1635 __HAL_ADC_DISABLE_IT(hadc, ADC_IT_EOC); |
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1636 |
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1637 /* Set ADC state */ |
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1638 CLEAR_BIT(hadc->State, HAL_ADC_STATE_REG_BUSY); |
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1639 |
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1640 if (HAL_IS_BIT_CLR(hadc->State, HAL_ADC_STATE_INJ_BUSY)) |
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1641 { |
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1642 SET_BIT(hadc->State, HAL_ADC_STATE_READY); |
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1643 } |
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1644 } |
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1645 |
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1646 /* Conversion complete callback */ |
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1647 HAL_ADC_ConvCpltCallback(hadc); |
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1648 } |
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1649 else |
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1650 { |
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1651 /* Call DMA error callback */ |
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1652 hadc->DMA_Handle->XferErrorCallback(hdma); |
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1653 } |
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1654 } |
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1655 |
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1656 /** |
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1657 * @brief DMA half transfer complete callback. |
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1658 * @param hdma pointer to a DMA_HandleTypeDef structure that contains |
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1659 * the configuration information for the specified DMA module. |
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1660 * @retval None |
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1661 */ |
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1662 static void ADC_DMAHalfConvCplt(DMA_HandleTypeDef *hdma) |
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1663 { |
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1664 ADC_HandleTypeDef* hadc = ( ADC_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
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1665 /* Conversion complete callback */ |
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1666 HAL_ADC_ConvHalfCpltCallback(hadc); |
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1667 } |
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1668 |
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1669 /** |
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1670 * @brief DMA error callback |
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1671 * @param hdma pointer to a DMA_HandleTypeDef structure that contains |
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1672 * the configuration information for the specified DMA module. |
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1673 * @retval None |
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1674 */ |
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1675 static void ADC_DMAError(DMA_HandleTypeDef *hdma) |
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1676 { |
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1677 ADC_HandleTypeDef* hadc = ( ADC_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
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1678 hadc->State= HAL_ADC_STATE_ERROR_DMA; |
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1679 /* Set ADC error code to DMA error */ |
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1680 hadc->ErrorCode |= HAL_ADC_ERROR_DMA; |
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1681 HAL_ADC_ErrorCallback(hadc); |
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|
1682 } |
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1683 |
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1684 /** |
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1685 * @} |
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1686 */ |
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|
1687 |
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1688 /** |
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1689 * @} |
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1690 */ |
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1691 |
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1692 #endif /* HAL_ADC_MODULE_ENABLED */ |
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1693 /** |
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1694 * @} |
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1695 */ |
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1696 |
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1697 /** |
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1698 * @} |
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1699 */ |
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1700 |
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1701 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |