#include "DSP28x_Project.h"
Uint16 ConversionCount;
Uint16 Voltage1[10];
Uint16 Voltage2[10];
main()
{
InitSysCtrl();
DINT;
InitPieCtrl();
IER = 0x0000;
IFR = 0x0000;
InitPieVectTable();
InitAdc();
ConversionCount = 0;
EALLOW;
AdcRegs.ADCCTL1.bit.INTPULSEPOS = 1; //转换完成前一个ADC时钟周期产生EOC
AdcRegs.INTSEL1N2.bit.INT1E = 1; //使能ADCINT1
AdcRegs.INTSEL1N2.bit.INT1CONT = 0; //关闭连续模式
AdcRegs.INTSEL1N2.bit.INT1SEL = 1; //将ADCINT1映射到EOC1
AdcRegs.ADCSOC0CTL.bit.CHSEL = 0; //将ADCINA0映射到通道0
AdcRegs.ADCSOC1CTL.bit.CHSEL = 1; //将ADCINA1映射到通道1
AdcRegs.ADCSOC0CTL.bit.TRIGSEL = 0; //软件触发SOC0
AdcRegs.ADCSOC1CTL.bit.TRIGSEL = 0; //软件触发SOC1
AdcRegs.ADCSOC0CTL.bit.ACQPS = 6; //设置窗口采样次数
AdcRegs.ADCSOC1CTL.bit.ACQPS = 6; //设置窗口采样次数
EDIS;
AdcRegs.ADCSOCFRC1.all = 0x0003;//强制给通道0和1产生SOC信号
for(;;)
{
while(AdcRegs.ADCINTFLG.bit.ADCINT1 == 0){} //等待EOC1信号(ADCINT1)
AdcRegs.ADCINTFLGCLR.bit.ADCINT1 = 1; //清除EOC1信号(ADCINT1)
AdcRegs.ADCSOCFRC1.all = 0x0003;//强制给通道0和1产生SOC信号
if(ConversionCount == 9)
{
ConversionCount = 0;
}
else ConversionCount++;
Voltage1[ConversionCount] = AdcResult.ADCRESULT0;
Voltage2[ConversionCount] = AdcResult.ADCRESULT1;
}
}