143 lines
4.9 KiB
C
143 lines
4.9 KiB
C
/**
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******************************************************************************
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* @file adc.c
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* @author MCD Application Team
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* @brief configuration of the ADC instances
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2019 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* www.st.com/SLA0044
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "platform.h"
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#include "adc.h"
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#include "dma.h"
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#ifdef HAL_ADC_MODULE_ENABLED
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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ADC_HandleTypeDef hadc1;
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DMA_HandleTypeDef hdma_adc1;
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/* Private function prototypes -----------------------------------------------*/
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/* Functions Definition ------------------------------------------------------*/
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/**
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* @brief ADC1 Initialization Function
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* @param None
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* @retval None
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*/
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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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/* 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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hadc1.Instance = ADC1;
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hadc1.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV2;
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hadc1.Init.Resolution = ADC_RESOLUTION_12B;
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hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
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hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE; /* Sequencer set to fully configurable: only the rank 1 is enabled (no scan sequence on several ranks) */
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hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV;
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hadc1.Init.ContinuousConvMode = DISABLE; /* Continuous mode disabled to have only 1 conversion at each conversion trig */
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hadc1.Init.NbrOfConversion = 1; /* Parameter discarded because sequencer is disabled. Parameter relevancy depending on setting of parameter "ScanConvMode" */
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hadc1.Init.DiscontinuousConvMode = DISABLE; /* Parameter discarded because sequencer is disabled */
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hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START; /* Software start to trig the 1st conversion manually, without external event */
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hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE; /* Parameter discarded because trig of conversion by software start (no external event) */
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hadc1.Init.DMAContinuousRequests = DISABLE; /* ADC with DMA transfer: continuous requests to DMA disabled (default state) since DMA is not used in this example. */
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hadc1.Init.Overrun = ADC_OVR_DATA_OVERWRITTEN;
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hadc1.Init.SamplingTimeCommon1 = LL_ADC_SAMPLINGTIME_160CYCLES_5;
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hadc1.Init.OversamplingMode = DISABLE;
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hadc1.Init.TriggerFrequencyMode = ADC_TRIGGER_FREQ_HIGH;
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if (HAL_ADC_Init(&hadc1) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_ADCEx_Calibration_Start(&hadc1) != HAL_OK)
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{
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Error_Handler();
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}
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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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/**
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* @brief ADC MSP Initialization
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* This function configures the hardware resources used in this example
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* @param hadc: ADC handle pointer
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* @retval None
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*/
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void HAL_ADC_MspInit(ADC_HandleTypeDef *hadc)
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{
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/*##-1- Enable peripherals and GPIO Clocks #################################*/
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/* Enable clock of GPIO associated to the peripheral channels */
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/* Enable clock of ADCx peripheral (core clock) */
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__HAL_RCC_ADC_CLK_ENABLE();
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/* Note: In case of usage of asynchronous clock for ADC, with ADC setting */
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/* "AdcHandle.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIVx", */
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/* the clock source has to be enabled at RCC top level using function */
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/* "HAL_RCCEx_PeriphCLKConfig()" or macro "__HAL_RCC_ADC_CONFIG()" */
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/* (refer to comments in driver file header). */
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/*##-4- Configure the NVIC #################################################*/
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/* NVIC configuration for ADC interrupt */
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/* Priority: high-priority */
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}
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/**
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* @brief ADC MSP De-Initialization
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* This function freeze the hardware resources used in this example
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* @param hadc: ADC handle pointer
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* @retval None
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*/
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void HAL_ADC_MspDeInit(ADC_HandleTypeDef *hadc)
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{
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if (hadc->Instance == ADC1)
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{
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/* USER CODE BEGIN ADC1_MspDeInit 0 */
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/* USER CODE END ADC1_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_ADC_CLK_DISABLE();
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/**ADC1 GPIO Configuration
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PC3 ------> ADC1_IN4
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*/
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/* USER CODE BEGIN ADC1_MspDeInit 1 */
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/* USER CODE END ADC1_MspDeInit 1 */
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}
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}
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#endif
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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