117 lines
4.3 KiB
C
117 lines
4.3 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file adc.c
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* @brief This file provides code for the configuration
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* of the ADC instances.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2024 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "adc.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/* ADC1 init function */
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void MX_ADC1_Init(void)
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{
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/* USER CODE BEGIN ADC1_Init 0 */
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/* USER CODE END ADC1_Init 0 */
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LL_ADC_InitTypeDef ADC_InitStruct = {0};
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LL_ADC_REG_InitTypeDef ADC_REG_InitStruct = {0};
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LL_ADC_CommonInitTypeDef ADC_CommonInitStruct = {0};
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LL_ADC_INJ_InitTypeDef ADC_INJ_InitStruct = {0};
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LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* Peripheral clock enable */
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LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_ADC1);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOA);
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LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOB);
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/**ADC1 GPIO Configuration
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PA4 ------> ADC1_IN4
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PA5 ------> ADC1_IN5
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PA6 ------> ADC1_IN6
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PB0 ------> ADC1_IN8
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PB1 ------> ADC1_IN9
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*/
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GPIO_InitStruct.Pin = LL_GPIO_PIN_4|LL_GPIO_PIN_5|LL_GPIO_PIN_6;
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GPIO_InitStruct.Mode = LL_GPIO_MODE_ANALOG;
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GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
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LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = LL_GPIO_PIN_0|LL_GPIO_PIN_1;
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GPIO_InitStruct.Mode = LL_GPIO_MODE_ANALOG;
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GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
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LL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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/* USER CODE BEGIN ADC1_Init 1 */
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/* USER CODE END ADC1_Init 1 */
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/** Common config
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*/
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ADC_InitStruct.Resolution = LL_ADC_RESOLUTION_12B;
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ADC_InitStruct.DataAlignment = LL_ADC_DATA_ALIGN_RIGHT;
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ADC_InitStruct.SequencersScanMode = LL_ADC_SEQ_SCAN_ENABLE;
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LL_ADC_Init(ADC1, &ADC_InitStruct);
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ADC_REG_InitStruct.TriggerSource = LL_ADC_REG_TRIG_SOFTWARE;
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ADC_REG_InitStruct.SequencerLength = LL_ADC_REG_SEQ_SCAN_DISABLE;
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ADC_REG_InitStruct.SequencerDiscont = LL_ADC_REG_SEQ_DISCONT_DISABLE;
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ADC_REG_InitStruct.ContinuousMode = LL_ADC_REG_CONV_SINGLE;
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ADC_REG_InitStruct.DMATransfer = LL_ADC_REG_DMA_TRANSFER_NONE;
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LL_ADC_REG_Init(ADC1, &ADC_REG_InitStruct);
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LL_ADC_REG_SetFlagEndOfConversion(ADC1, LL_ADC_REG_FLAG_EOC_SEQUENCE_CONV);
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ADC_CommonInitStruct.CommonClock = LL_ADC_CLOCK_SYNC_PCLK_DIV4;
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ADC_CommonInitStruct.Multimode = LL_ADC_MULTI_INDEPENDENT;
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LL_ADC_CommonInit(__LL_ADC_COMMON_INSTANCE(ADC1), &ADC_CommonInitStruct);
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/** Configure Regular Channel
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*/
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LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_1, LL_ADC_CHANNEL_4);
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LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_4, LL_ADC_SAMPLINGTIME_3CYCLES);
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/** Configure Injected Channel
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*/
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ADC_INJ_InitStruct.TriggerSource = LL_ADC_INJ_TRIG_EXT_TIM1_TRGO;
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ADC_INJ_InitStruct.SequencerLength = LL_ADC_INJ_SEQ_SCAN_ENABLE_2RANKS;
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ADC_INJ_InitStruct.SequencerDiscont = LL_ADC_INJ_SEQ_DISCONT_DISABLE;
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ADC_INJ_InitStruct.TrigAuto = LL_ADC_INJ_TRIG_INDEPENDENT;
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LL_ADC_INJ_Init(ADC1, &ADC_INJ_InitStruct);
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LL_ADC_INJ_SetSequencerRanks(ADC1, LL_ADC_INJ_RANK_1, LL_ADC_CHANNEL_8);
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LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_8, LL_ADC_SAMPLINGTIME_3CYCLES);
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LL_ADC_INJ_SetOffset(ADC1, LL_ADC_INJ_RANK_1, 0);
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LL_ADC_INJ_StartConversionExtTrig(ADC1, LL_ADC_INJ_TRIG_EXT_RISING);
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/** Configure Injected Channel
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*/
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LL_ADC_INJ_Init(ADC1, &ADC_INJ_InitStruct);
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LL_ADC_INJ_SetSequencerRanks(ADC1, LL_ADC_INJ_RANK_2, LL_ADC_CHANNEL_9);
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LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_9, LL_ADC_SAMPLINGTIME_3CYCLES);
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LL_ADC_INJ_SetOffset(ADC1, LL_ADC_INJ_RANK_2, 0);
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LL_ADC_INJ_StartConversionExtTrig(ADC1, LL_ADC_INJ_TRIG_EXT_RISING);
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/* USER CODE BEGIN ADC1_Init 2 */
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/* USER CODE END ADC1_Init 2 */
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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