#include "stm32f1xx_hal.h"
ADC_HandleTypeDef hadc;
void SystemClock_Config(void);
static void MX_ADC_Init(void);
int main(void)
{
HAL_Init();
SystemClock_Config();
MX_ADC_Init();
while (1)
{
HAL_ADC_Start(&hadc); // 开始ADC转换
if (HAL_ADC_PollForConversion(&hadc, 1000) == HAL_OK) // 检查转换是否完成
{
uint32_t adcValue = HAL_ADC_GetValue(&hadc); // 获取转换结果
// 使用adcValue进行后续处理
}
}
}
static void MX_ADC_Init(void)
{
ADC_ChannelConfTypeDef sConfig = {0};
hadc.Instance = ADC1;
hadc.Init.ScanConvMode = ADC_SCAN_DISABLE;
hadc.Init.ContinuousConvMode = DISABLE;
hadc.Init.DiscontinuousConvMode = DISABLE;
hadc.Init.ExternalTrigConv = ADC_SOFTWARE_START;
hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
hadc.Init.NbrOfConversion = 1;
if (HAL_ADC_Init(&hadc) != HAL_OK)
{
// 初始化错误处理
}
sConfig.Channel = ADC_CHANNEL_0;
sConfig.Rank = 1;
sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5;
if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK)
{
// 通道配置错误处理
}
}
void SystemClock_Config(void)
{
// 系统时钟配置（略）
}
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