UPP/UPP/Core/Src/adc.c

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    adc.c
  * @brief   This file provides code for the configuration
  *          of the ADC instances.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 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 "tim.h"
/* USER CODE END 0 */

ADC_HandleTypeDef hadc3;
DMA_HandleTypeDef hdma_adc3;

/* ADC3 init function */
void MX_ADC3_Init(void)
{

  /* USER CODE BEGIN ADC3_Init 0 */

  /* USER CODE END ADC3_Init 0 */

  ADC_ChannelConfTypeDef sConfig = {0};

  /* USER CODE BEGIN ADC3_Init 1 */

  /* USER CODE END ADC3_Init 1 */

  /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
  */
  hadc3.Instance = ADC3;
  hadc3.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV4;
  hadc3.Init.Resolution = ADC_RESOLUTION_12B;
  hadc3.Init.ScanConvMode = ENABLE;
  hadc3.Init.ContinuousConvMode = DISABLE;
  hadc3.Init.DiscontinuousConvMode = DISABLE;
  hadc3.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING;
  hadc3.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T8_TRGO;
  hadc3.Init.DataAlign = ADC_DATAALIGN_RIGHT;
  hadc3.Init.NbrOfConversion = 6;
  hadc3.Init.DMAContinuousRequests = DISABLE;
  hadc3.Init.EOCSelection = ADC_EOC_SEQ_CONV;
  if (HAL_ADC_Init(&hadc3) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_4;
  sConfig.Rank = 1;
  sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES;
  if (HAL_ADC_ConfigChannel(&hadc3, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_5;
  sConfig.Rank = 2;
  if (HAL_ADC_ConfigChannel(&hadc3, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_6;
  sConfig.Rank = 3;
  if (HAL_ADC_ConfigChannel(&hadc3, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_7;
  sConfig.Rank = 4;
  if (HAL_ADC_ConfigChannel(&hadc3, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_8;
  sConfig.Rank = 5;
  if (HAL_ADC_ConfigChannel(&hadc3, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time.
  */
  sConfig.Channel = ADC_CHANNEL_10;
  sConfig.Rank = 6;
  if (HAL_ADC_ConfigChannel(&hadc3, &sConfig) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN ADC3_Init 2 */

  /* USER CODE END ADC3_Init 2 */

}

void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
{

  GPIO_InitTypeDef GPIO_InitStruct = {0};
  if(adcHandle->Instance==ADC3)
  {
  /* USER CODE BEGIN ADC3_MspInit 0 */

  /* USER CODE END ADC3_MspInit 0 */
    /* ADC3 clock enable */
    __HAL_RCC_ADC3_CLK_ENABLE();

    __HAL_RCC_GPIOF_CLK_ENABLE();
    __HAL_RCC_GPIOC_CLK_ENABLE();
    /**ADC3 GPIO Configuration
    PF6     ------> ADC3_IN4
    PF7     ------> ADC3_IN5
    PF8     ------> ADC3_IN6
    PF9     ------> ADC3_IN7
    PF10     ------> ADC3_IN8
    PC0     ------> ADC3_IN10
    */
    GPIO_InitStruct.Pin = AI_Uba_Pin|AI_Uac_Pin|AI_Ic_Pin|AI_Ia_Pin
                          |AI_Temp1_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);

    GPIO_InitStruct.Pin = AI_Temp2_Pin;
    GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    HAL_GPIO_Init(AI_Temp2_GPIO_Port, &GPIO_InitStruct);

    /* ADC3 DMA Init */
    /* ADC3 Init */
    hdma_adc3.Instance = DMA2_Stream0;
    hdma_adc3.Init.Channel = DMA_CHANNEL_2;
    hdma_adc3.Init.Direction = DMA_PERIPH_TO_MEMORY;
    hdma_adc3.Init.PeriphInc = DMA_PINC_DISABLE;
    hdma_adc3.Init.MemInc = DMA_MINC_ENABLE;
    hdma_adc3.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
    hdma_adc3.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
    hdma_adc3.Init.Mode = DMA_NORMAL;
    hdma_adc3.Init.Priority = DMA_PRIORITY_LOW;
    hdma_adc3.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
    if (HAL_DMA_Init(&hdma_adc3) != HAL_OK)
    {
      Error_Handler();
    }

    __HAL_LINKDMA(adcHandle,DMA_Handle,hdma_adc3);

  /* USER CODE BEGIN ADC3_MspInit 1 */

  /* USER CODE END ADC3_MspInit 1 */
  }
}

void HAL_ADC_MspDeInit(ADC_HandleTypeDef* adcHandle)
{

  if(adcHandle->Instance==ADC3)
  {
  /* USER CODE BEGIN ADC3_MspDeInit 0 */

  /* USER CODE END ADC3_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_ADC3_CLK_DISABLE();

    /**ADC3 GPIO Configuration
    PF6     ------> ADC3_IN4
    PF7     ------> ADC3_IN5
    PF8     ------> ADC3_IN6
    PF9     ------> ADC3_IN7
    PF10     ------> ADC3_IN8
    PC0     ------> ADC3_IN10
    */
    HAL_GPIO_DeInit(GPIOF, AI_Uba_Pin|AI_Uac_Pin|AI_Ic_Pin|AI_Ia_Pin
                          |AI_Temp1_Pin);

    HAL_GPIO_DeInit(AI_Temp2_GPIO_Port, AI_Temp2_Pin);

    /* ADC3 DMA DeInit */
    HAL_DMA_DeInit(adcHandle->DMA_Handle);
  /* USER CODE BEGIN ADC3_MspDeInit 1 */

  /* USER CODE END ADC3_MspDeInit 1 */
  }
}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */