void ADCInit(void)
{
// ADC init
// ADC Deinit
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1|RCC_APB2Periph_ADC2|RCC_APB2Periph_GPIOA, ENABLE);
ADC_DeInit(ADC1);
// RA1 - analog input
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_InitStructure.GPIO_Speed = 0;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init (GPIOA, &GPIO_InitStructure);
// ADC Structure Initialization
ADC_StructInit(&ADC_InitStructure);
// Preinit
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
// Enable the ADC
ADC_Cmd(ADC1, ENABLE);
}
ADC 初始化 这个没疑问
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