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- #include "adc.h"
- #include "usart.h"
- void ADCx_Init(void)
- {
- GPIO_InitTypeDef GPIO_InitStructure;
- ADC_InitTypeDef ADC_InitStructure;
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_ADC1,ENABLE);
- RCC_ADCCLKConfig(RCC_PCLK2_Div6);
- GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0;
- GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AIN;
- GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz;
- GPIO_Init(GPIOA,&GPIO_InitStructure);
- 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);
- ADC_Cmd(ADC1, ENABLE);
- ADC_ResetCalibration(ADC1);
- while(ADC_GetResetCalibrationStatus(ADC1));
- ADC_StartCalibration(ADC1);
- while(ADC_GetCalibrationStatus(ADC1));
- ADC_SoftwareStartConvCmd(ADC1, ENABLE);
- }
- u16 Get_ADC_Value(u8 ch)
- {
-
- ADC_RegularChannelConfig(ADC1, ch, 1, ADC_SampleTime_239Cycles5);
- ADC_SoftwareStartConvCmd(ADC1, ENABLE);
- while(!ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC ));
- return ADC_GetConversionValue(ADC1);
- }
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