写一下stm32f407adc初始化代码
时间: 2023-05-17 20:06:29 浏览: 59
以下是一个简单的stm32f407adc初始化代码示例:
```
#include "stm32f4xx.h"
void ADC_Init(void)
{
ADC_InitTypeDef ADC_InitStruct;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
ADC_CommonInitTypeDef ADC_CommonInitStruct;
ADC_CommonInitStruct.ADC_Mode = ADC_Mode_Independent;
ADC_CommonInitStruct.ADC_Prescaler = ADC_Prescaler_Div2;
ADC_CommonInitStruct.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled;
ADC_CommonInitStruct.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_5Cycles;
ADC_CommonInit(&ADC_CommonInitStruct);
ADC_InitStruct.ADC_Resolution = ADC_Resolution_12b;
ADC_InitStruct.ADC_ScanConvMode = DISABLE;
ADC_InitStruct.ADC_ContinuousConvMode = DISABLE;
ADC_InitStruct.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None;
ADC_InitStruct.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStruct.ADC_NbrOfConversion = 1;
ADC_Init(ADC1, &ADC_InitStruct);
ADC_Cmd(ADC1, ENABLE);
}
int main(void)
{
ADC_Init();
while (1)
{
// do something
}
}
```
这段代码初始化了ADC1,并启用了ADC模块。注意,这只是一个简单的示例,实际应用中可能需要根据具体需求进行修改。