STM32-ADC认识

}
// voltage
adv[0] = (float)1.2*4096/(ADC_ConvertedValue[0]&0x0fff); //放大50倍
// light
adv[1] = (float)(ADC_ConvertedValue[1]&0x0fff)*1.2/(ADC_ConvertedValue[0]&0X0FFF); //放大100倍
// sound
adv[2] = (float)(ADC_ConvertedValue[2]&0x0fff)*1.2/(ADC_ConvertedValue[0]&0X0FFF); //放大100倍

ADC_Cmd(ADC1, DISABLE);
DMA_Cmd(DMA_Channel1, DISABLE);

Voltage = adv[0]*50;
Light = adv[1]*100;
Voice = adv[2]*100;
}