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controller-hd/Core/Src/adc.c

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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file adc.c
* @brief This file provides code for the configuration
* of the ADC instances.
******************************************************************************
* @attention
*
* Copyright (c) 2023 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "adc.h"
/* USER CODE BEGIN 0 */
#include "delay.h"
/* USER CODE END 0 */
/* ADC1 init function */
void MX_ADC1_Init(void)
{
/* USER CODE BEGIN ADC1_Init 0 */
/* USER CODE END ADC1_Init 0 */
LL_ADC_InitTypeDef ADC_InitStruct = {0};
LL_ADC_REG_InitTypeDef ADC_REG_InitStruct = {0};
LL_ADC_CommonInitTypeDef ADC_CommonInitStruct = {0};
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
LL_RCC_SetADCClockSource(LL_RCC_ADC_CLKSOURCE_PLLSAI1);
/* Peripheral clock enable */
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_ADC);
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOA);
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOC);
/**ADC1 GPIO Configuration
PA0 ------> ADC1_IN5
PA1 ------> ADC1_IN6
PA2 ------> ADC1_IN7
PA3 ------> ADC1_IN8
PA4 ------> ADC1_IN9
PA6 ------> ADC1_IN11
PA7 ------> ADC1_IN12
PC4 ------> ADC1_IN13
PC5 ------> ADC1_IN14
*/
GPIO_InitStruct.Pin = AD1_LOOP_IN_Pin|LL_GPIO_PIN_1|AD1_BP_S_IN_Pin|AD1_IPSB_IN_Pin
|AD1_NTC_Pin|AD1_IP_IN_Pin|AD1_DC_3_3_Pin;
GPIO_InitStruct.Mode = LL_GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = AD1_BP_A_IN_Pin|AD1_BP_B_IN_Pin;
GPIO_InitStruct.Mode = LL_GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
LL_GPIO_Init(GPIOC, &GPIO_InitStruct);
LL_GPIO_EnablePinAnalogControl(GPIOA, AD1_LOOP_IN_Pin|LL_GPIO_PIN_1|AD1_BP_S_IN_Pin|AD1_IPSB_IN_Pin
|AD1_NTC_Pin|AD1_IP_IN_Pin|AD1_DC_3_3_Pin);
LL_GPIO_EnablePinAnalogControl(GPIOC, AD1_BP_A_IN_Pin|AD1_BP_B_IN_Pin);
/* ADC1 DMA Init */
/* ADC1 Init */
LL_DMA_SetPeriphRequest(DMA1, LL_DMA_CHANNEL_1, LL_DMA_REQUEST_0);
LL_DMA_SetDataTransferDirection(DMA1, LL_DMA_CHANNEL_1, LL_DMA_DIRECTION_PERIPH_TO_MEMORY);
LL_DMA_SetChannelPriorityLevel(DMA1, LL_DMA_CHANNEL_1, LL_DMA_PRIORITY_LOW);
LL_DMA_SetMode(DMA1, LL_DMA_CHANNEL_1, LL_DMA_MODE_CIRCULAR);
LL_DMA_SetPeriphIncMode(DMA1, LL_DMA_CHANNEL_1, LL_DMA_PERIPH_NOINCREMENT);
LL_DMA_SetMemoryIncMode(DMA1, LL_DMA_CHANNEL_1, LL_DMA_MEMORY_INCREMENT);
LL_DMA_SetPeriphSize(DMA1, LL_DMA_CHANNEL_1, LL_DMA_PDATAALIGN_HALFWORD);
LL_DMA_SetMemorySize(DMA1, LL_DMA_CHANNEL_1, LL_DMA_MDATAALIGN_HALFWORD);
/* ADC1 interrupt Init */
NVIC_SetPriority(ADC1_2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),14, 0));
NVIC_EnableIRQ(ADC1_2_IRQn);
/* USER CODE BEGIN ADC1_Init 1 */
/* USER CODE END ADC1_Init 1 */
/** Common config
*/
ADC_InitStruct.Resolution = LL_ADC_RESOLUTION_12B;
ADC_InitStruct.DataAlignment = LL_ADC_DATA_ALIGN_RIGHT;
ADC_InitStruct.LowPowerMode = LL_ADC_LP_MODE_NONE;
LL_ADC_Init(ADC1, &ADC_InitStruct);
ADC_REG_InitStruct.TriggerSource = LL_ADC_REG_TRIG_SOFTWARE;
ADC_REG_InitStruct.SequencerLength = LL_ADC_REG_SEQ_SCAN_ENABLE_11RANKS;
ADC_REG_InitStruct.SequencerDiscont = LL_ADC_REG_SEQ_DISCONT_DISABLE;
ADC_REG_InitStruct.ContinuousMode = LL_ADC_REG_CONV_CONTINUOUS;
ADC_REG_InitStruct.DMATransfer = LL_ADC_REG_DMA_TRANSFER_UNLIMITED;
ADC_REG_InitStruct.Overrun = LL_ADC_REG_OVR_DATA_PRESERVED;
LL_ADC_REG_Init(ADC1, &ADC_REG_InitStruct);
LL_ADC_SetCommonPathInternalCh(__LL_ADC_COMMON_INSTANCE(ADC1), LL_ADC_CHANNEL_VREFINT|LL_ADC_CHANNEL_TEMPSENSOR);
ADC_CommonInitStruct.CommonClock = LL_ADC_CLOCK_ASYNC_DIV16;
ADC_CommonInitStruct.Multimode = LL_ADC_MULTI_INDEPENDENT;
LL_ADC_CommonInit(__LL_ADC_COMMON_INSTANCE(ADC1), &ADC_CommonInitStruct);
/* Disable ADC deep power down (enabled by default after reset state) */
LL_ADC_DisableDeepPowerDown(ADC1);
/* Enable ADC internal voltage regulator */
LL_ADC_EnableInternalRegulator(ADC1);
/* Delay for ADC internal voltage regulator stabilization. */
/* Compute number of CPU cycles to wait for, from delay in us. */
/* Note: Variable divided by 2 to compensate partially */
/* CPU processing cycles (depends on compilation optimization). */
/* Note: If system core clock frequency is below 200kHz, wait time */
/* is only a few CPU processing cycles. */
uint32_t wait_loop_index;
wait_loop_index = ((LL_ADC_DELAY_INTERNAL_REGUL_STAB_US * (SystemCoreClock / (100000 * 2))) / 10);
while(wait_loop_index != 0)
{
wait_loop_index--;
}
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_1, LL_ADC_CHANNEL_5);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_5, LL_ADC_SAMPLINGTIME_247CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_5, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_2, LL_ADC_CHANNEL_6);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_6, LL_ADC_SAMPLINGTIME_47CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_6, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_3, LL_ADC_CHANNEL_7);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_7, LL_ADC_SAMPLINGTIME_47CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_7, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_4, LL_ADC_CHANNEL_8);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_8, LL_ADC_SAMPLINGTIME_640CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_8, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_5, LL_ADC_CHANNEL_9);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_9, LL_ADC_SAMPLINGTIME_640CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_9, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_6, LL_ADC_CHANNEL_11);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_11, LL_ADC_SAMPLINGTIME_640CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_11, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_7, LL_ADC_CHANNEL_12);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_12, LL_ADC_SAMPLINGTIME_640CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_12, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_8, LL_ADC_CHANNEL_13);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_13, LL_ADC_SAMPLINGTIME_640CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_13, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_9, LL_ADC_CHANNEL_14);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_14, LL_ADC_SAMPLINGTIME_640CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_14, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_10, LL_ADC_CHANNEL_VREFINT);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_VREFINT, LL_ADC_SAMPLINGTIME_640CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_VREFINT, LL_ADC_SINGLE_ENDED);
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_11, LL_ADC_CHANNEL_TEMPSENSOR);
LL_ADC_SetChannelSamplingTime(ADC1, LL_ADC_CHANNEL_TEMPSENSOR, LL_ADC_SAMPLINGTIME_640CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC1, LL_ADC_CHANNEL_TEMPSENSOR, LL_ADC_SINGLE_ENDED);
/* USER CODE BEGIN ADC1_Init 2 */
/* USER CODE END ADC1_Init 2 */
}
/* ADC2 init function */
void MX_ADC2_Init(void)
{
/* USER CODE BEGIN ADC2_Init 0 */
/* USER CODE END ADC2_Init 0 */
LL_ADC_InitTypeDef ADC_InitStruct = {0};
LL_ADC_REG_InitTypeDef ADC_REG_InitStruct = {0};
LL_ADC_CommonInitTypeDef ADC_CommonInitStruct = {0};
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
LL_RCC_SetADCClockSource(LL_RCC_ADC_CLKSOURCE_PLLSAI1);
/* Peripheral clock enable */
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_ADC);
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOA);
/**ADC2 GPIO Configuration
PA1 ------> ADC2_IN6
*/
GPIO_InitStruct.Pin = LL_GPIO_PIN_1;
GPIO_InitStruct.Mode = LL_GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
LL_GPIO_EnablePinAnalogControl(GPIOA, LL_GPIO_PIN_1);
/* ADC2 DMA Init */
/* ADC2 Init */
LL_DMA_SetPeriphRequest(DMA1, LL_DMA_CHANNEL_2, LL_DMA_REQUEST_0);
LL_DMA_SetDataTransferDirection(DMA1, LL_DMA_CHANNEL_2, LL_DMA_DIRECTION_PERIPH_TO_MEMORY);
LL_DMA_SetChannelPriorityLevel(DMA1, LL_DMA_CHANNEL_2, LL_DMA_PRIORITY_LOW);
LL_DMA_SetMode(DMA1, LL_DMA_CHANNEL_2, LL_DMA_MODE_CIRCULAR);
LL_DMA_SetPeriphIncMode(DMA1, LL_DMA_CHANNEL_2, LL_DMA_PERIPH_NOINCREMENT);
LL_DMA_SetMemoryIncMode(DMA1, LL_DMA_CHANNEL_2, LL_DMA_MEMORY_INCREMENT);
LL_DMA_SetPeriphSize(DMA1, LL_DMA_CHANNEL_2, LL_DMA_PDATAALIGN_HALFWORD);
LL_DMA_SetMemorySize(DMA1, LL_DMA_CHANNEL_2, LL_DMA_MDATAALIGN_HALFWORD);
/* ADC2 interrupt Init */
NVIC_SetPriority(ADC1_2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),14, 0));
NVIC_EnableIRQ(ADC1_2_IRQn);
/* USER CODE BEGIN ADC2_Init 1 */
/* USER CODE END ADC2_Init 1 */
/** Common config
*/
ADC_InitStruct.Resolution = LL_ADC_RESOLUTION_12B;
ADC_InitStruct.DataAlignment = LL_ADC_DATA_ALIGN_RIGHT;
ADC_InitStruct.LowPowerMode = LL_ADC_LP_MODE_NONE;
LL_ADC_Init(ADC2, &ADC_InitStruct);
ADC_REG_InitStruct.TriggerSource = LL_ADC_REG_TRIG_SOFTWARE;
ADC_REG_InitStruct.SequencerLength = LL_ADC_REG_SEQ_SCAN_DISABLE;
ADC_REG_InitStruct.SequencerDiscont = LL_ADC_REG_SEQ_DISCONT_DISABLE;
ADC_REG_InitStruct.ContinuousMode = LL_ADC_REG_CONV_CONTINUOUS;
ADC_REG_InitStruct.DMATransfer = LL_ADC_REG_DMA_TRANSFER_UNLIMITED;
ADC_REG_InitStruct.Overrun = LL_ADC_REG_OVR_DATA_PRESERVED;
LL_ADC_REG_Init(ADC2, &ADC_REG_InitStruct);
ADC_CommonInitStruct.CommonClock = LL_ADC_CLOCK_ASYNC_DIV16;
LL_ADC_CommonInit(__LL_ADC_COMMON_INSTANCE(ADC2), &ADC_CommonInitStruct);
LL_ADC_SetCommonPathInternalCh(__LL_ADC_COMMON_INSTANCE(ADC2), LL_ADC_PATH_INTERNAL_NONE);
/* Disable ADC deep power down (enabled by default after reset state) */
LL_ADC_DisableDeepPowerDown(ADC2);
/* Enable ADC internal voltage regulator */
LL_ADC_EnableInternalRegulator(ADC2);
/* Delay for ADC internal voltage regulator stabilization. */
/* Compute number of CPU cycles to wait for, from delay in us. */
/* Note: Variable divided by 2 to compensate partially */
/* CPU processing cycles (depends on compilation optimization). */
/* Note: If system core clock frequency is below 200kHz, wait time */
/* is only a few CPU processing cycles. */
uint32_t wait_loop_index;
wait_loop_index = ((LL_ADC_DELAY_INTERNAL_REGUL_STAB_US * (SystemCoreClock / (100000 * 2))) / 10);
while(wait_loop_index != 0)
{
wait_loop_index--;
}
/** Configure Regular Channel
*/
LL_ADC_REG_SetSequencerRanks(ADC2, LL_ADC_REG_RANK_1, LL_ADC_CHANNEL_6);
LL_ADC_SetChannelSamplingTime(ADC2, LL_ADC_CHANNEL_6, LL_ADC_SAMPLINGTIME_2CYCLES_5);
LL_ADC_SetChannelSingleDiff(ADC2, LL_ADC_CHANNEL_6, LL_ADC_SINGLE_ENDED);
/* USER CODE BEGIN ADC2_Init 2 */
/* USER CODE END ADC2_Init 2 */
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
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