157 lines
4.2 KiB
C
157 lines
4.2 KiB
C
|
/* 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 */
|
||
|
|
|
||
|
|
/* USER CODE END 0 */
|
||
|
|
|
||
|
|
ADC_HandleTypeDef hadc;
|
||
|
|
DMA_HandleTypeDef hdma_adc;
|
||
|
|
|
||
|
|
/* ADC init function */
|
||
|
|
void MX_ADC_Init(void)
|
||
|
|
{
|
||
|
|
|
||
|
|
/* USER CODE BEGIN ADC_Init 0 */
|
||
|
|
|
||
|
|
/* USER CODE END ADC_Init 0 */
|
||
|
|
|
||
|
|
ADC_ChannelConfTypeDef sConfig = {0};
|
||
|
|
|
||
|
|
/* USER CODE BEGIN ADC_Init 1 */
|
||
|
|
|
||
|
|
/* USER CODE END ADC_Init 1 */
|
||
|
|
|
||
|
|
/** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
|
||
|
|
*/
|
||
|
|
hadc.Instance = ADC1;
|
||
|
|
hadc.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV4;
|
||
|
|
hadc.Init.Resolution = ADC_RESOLUTION_12B;
|
||
|
|
hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
|
||
|
|
hadc.Init.ScanConvMode = ADC_SCAN_DIRECTION_FORWARD;
|
||
|
|
hadc.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
|
||
|
|
hadc.Init.LowPowerAutoWait = DISABLE;
|
||
|
|
hadc.Init.LowPowerAutoPowerOff = DISABLE;
|
||
|
|
hadc.Init.ContinuousConvMode = ENABLE;
|
||
|
|
hadc.Init.DiscontinuousConvMode = DISABLE;
|
||
|
|
hadc.Init.ExternalTrigConv = ADC_SOFTWARE_START;
|
||
|
|
hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
|
||
|
|
hadc.Init.DMAContinuousRequests = DISABLE;
|
||
|
|
hadc.Init.Overrun = ADC_OVR_DATA_PRESERVED;
|
||
|
|
if (HAL_ADC_Init(&hadc) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
|
||
|
|
/** Configure for the selected ADC regular channel to be converted.
|
||
|
|
*/
|
||
|
|
sConfig.Channel = ADC_CHANNEL_1;
|
||
|
|
sConfig.Rank = ADC_RANK_CHANNEL_NUMBER;
|
||
|
|
sConfig.SamplingTime = ADC_SAMPLETIME_239CYCLES_5;
|
||
|
|
if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
/* USER CODE BEGIN ADC_Init 2 */
|
||
|
|
|
||
|
|
/* USER CODE END ADC_Init 2 */
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
|
||
|
|
{
|
||
|
|
|
||
|
|
GPIO_InitTypeDef GPIO_InitStruct = {0};
|
||
|
|
if(adcHandle->Instance==ADC1)
|
||
|
|
{
|
||
|
|
/* USER CODE BEGIN ADC1_MspInit 0 */
|
||
|
|
|
||
|
|
/* USER CODE END ADC1_MspInit 0 */
|
||
|
|
/* ADC1 clock enable */
|
||
|
|
__HAL_RCC_ADC1_CLK_ENABLE();
|
||
|
|
|
||
|
|
__HAL_RCC_GPIOA_CLK_ENABLE();
|
||
|
|
/**ADC GPIO Configuration
|
||
|
|
PA1 ------> ADC_IN1
|
||
|
|
*/
|
||
|
|
GPIO_InitStruct.Pin = GPIO_PIN_1;
|
||
|
|
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
|
||
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
||
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
||
|
|
|
||
|
|
/* ADC1 DMA Init */
|
||
|
|
/* ADC Init */
|
||
|
|
hdma_adc.Instance = DMA1_Channel1;
|
||
|
|
hdma_adc.Init.Direction = DMA_PERIPH_TO_MEMORY;
|
||
|
|
hdma_adc.Init.PeriphInc = DMA_PINC_DISABLE;
|
||
|
|
hdma_adc.Init.MemInc = DMA_MINC_ENABLE;
|
||
|
|
hdma_adc.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
|
||
|
|
hdma_adc.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
|
||
|
|
hdma_adc.Init.Mode = DMA_CIRCULAR;
|
||
|
|
hdma_adc.Init.Priority = DMA_PRIORITY_LOW;
|
||
|
|
if (HAL_DMA_Init(&hdma_adc) != HAL_OK)
|
||
|
|
{
|
||
|
|
Error_Handler();
|
||
|
|
}
|
||
|
|
|
||
|
|
__HAL_LINKDMA(adcHandle,DMA_Handle,hdma_adc);
|
||
|
|
|
||
|
|
/* ADC1 interrupt Init */
|
||
|
|
HAL_NVIC_SetPriority(ADC1_IRQn, 0, 0);
|
||
|
|
HAL_NVIC_EnableIRQ(ADC1_IRQn);
|
||
|
|
/* USER CODE BEGIN ADC1_MspInit 1 */
|
||
|
|
|
||
|
|
/* USER CODE END ADC1_MspInit 1 */
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void HAL_ADC_MspDeInit(ADC_HandleTypeDef* adcHandle)
|
||
|
|
{
|
||
|
|
|
||
|
|
if(adcHandle->Instance==ADC1)
|
||
|
|
{
|
||
|
|
/* USER CODE BEGIN ADC1_MspDeInit 0 */
|
||
|
|
|
||
|
|
/* USER CODE END ADC1_MspDeInit 0 */
|
||
|
|
/* Peripheral clock disable */
|
||
|
|
__HAL_RCC_ADC1_CLK_DISABLE();
|
||
|
|
|
||
|
|
/**ADC GPIO Configuration
|
||
|
|
PA1 ------> ADC_IN1
|
||
|
|
*/
|
||
|
|
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1);
|
||
|
|
|
||
|
|
/* ADC1 DMA DeInit */
|
||
|
|
HAL_DMA_DeInit(adcHandle->DMA_Handle);
|
||
|
|
|
||
|
|
/* ADC1 interrupt Deinit */
|
||
|
|
HAL_NVIC_DisableIRQ(ADC1_IRQn);
|
||
|
|
/* USER CODE BEGIN ADC1_MspDeInit 1 */
|
||
|
|
|
||
|
|
/* USER CODE END ADC1_MspDeInit 1 */
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* USER CODE BEGIN 1 */
|
||
|
|
|
||
|
|
/* USER CODE END 1 */
|