ADC.rar_三相电 采集_三相电采集

/********************************************************************** 文件名:ADC.C ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 功能说明:* ADDITIONAL NOTES: * This file contains two functions - ADC_Init() and _ADCInterrupt(). *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 程序调试记录: 2009-11-25:文件建立 *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 程序修改说明: **********************************************************************/ #define ADC_C #include <p30F6014a.h> #include "Define.h" #include "math.h" void ADC_Average(void) { if(ADCCount==40) { ADCCount=0; Ia=(unsigned int)(sqrt(IaSum*2)/20); if(Ia<600){Ia=Ia-10;} Ib=(unsigned int)(sqrt(IbSum*2)/20); Ic=(unsigned int)(sqrt(IcSum*2)/20); Io=(unsigned int)(sqrt(IoSum)/20); Va=(unsigned int)(sqrt(VaSum)/20); Vb=(unsigned int)(sqrt(VbSum)/20); Vc=(unsigned int)(sqrt(VcSum)/20); Vpt=(unsigned int)(sqrt(VptSum)/20); Iz= (unsigned int)(sqrt(IzSum)/20); Tem= (unsigned int)(sqrt(ItemSum)/20); Adbuf0=(unsigned int)(sqrt(Buf0Sum)/20); Adbuf1=(unsigned int)(sqrt(Buf1Sum)/20); IaSum=0; IbSum=0; IcSum=0; VaSum=0; VbSum=0; VcSum=0; VptSum=0; IoSum=0; IzSum=0; ItemSum=0; Buf0Sum=0; Buf1Sum=0; } { ADCCount +=1; IaSum=IaSum+(IaBuf*IaBuf); IbSum=IbSum+(IbBuf*IbBuf); IcSum=IcSum+(IcBuf*IcBuf); IoSum=IoSum+(IoBuf*IoBuf); VaSum=VaSum+(VaBuf*VaBuf); VbSum=VbSum+(VbBuf*VbBuf); VcSum=VcSum+(VcBuf*VcBuf); VptSum=VptSum+(VptBuf*VptBuf); IzSum = IzSum+(IzBuf*IzBuf); ItemSum = ItemSum+(TemBuf*TemBuf); keySum = keySum+(KeyBuf*KeyBuf); VbtSum = VbtSum+(VbtBuf*VbtBuf); Buf0Sum = Buf0Sum+(ADBuf0*ADBuf0); Buf1Sum = Buf1Sum+(ADBuf1*ADBuf1); } } /******************************* ADCS<5:0>bit 5-0 ：A/D 转换时钟选择位 111111 = TCY/2 *（ADCS<5:0> + 1） = 32*TCY 000001 = TCY/2 *（ADCS<5:0> + 1） = TCY 000000 = TCY/2 *（ADCS<5:0> + 1） = TCY/2 *********************************/ void ADC_Init(void) { ADCON1bits.FORM = 0;//整数 ADCON1bits.ADSIDL = 0;//器件进入空闲模式时，模块停止工作 ADCON1bits.SSRC = 7; //通过内部计数器结束采样并开始转换 ADCON1bits.ASAM = 1; // ADCON2bits.SMPI= 14; ADCON2bits.VCFG = 3; ADCON2bits.CSCNA= 1; ADCON3bits.SAMC = 1; ADCON3bits.ADCS = 4; ADCHS = 0x0002; ADCSSL = 0xFFFC; ADPCFG = 0xFFFF; ADPCFGbits.PCFG2 = 0; // AN2 analog ADPCFGbits.PCFG3 = 0; // AN3 analog ADPCFGbits.PCFG4 = 0; // AN4 analog ADPCFGbits.PCFG5 = 0; // AN5 analog ADPCFGbits.PCFG6 = 0; // AN6 analog ADPCFGbits.PCFG7 = 0; // AN7 analog ADPCFGbits.PCFG8 = 0; // AN8 analog ADPCFGbits.PCFG9 = 0; // AN9 analog ADPCFGbits.PCFG10 = 0; // AN10 analog ADPCFGbits.PCFG11 = 0; // AN10 analog ADPCFGbits.PCFG12 = 0; // AN10 analog ADPCFGbits.PCFG13 = 0; // AN10 analog ADPCFGbits.PCFG14 = 0; // AN10 analog ADPCFGbits.PCFG15 = 0; // AN10 analog add4 IPC2bits.ADIP = 4; //设置AD转换中断优先级为7 IFS0bits.ADIF = 0; IEC0bits.ADIE = 1; ADCON1bits.ADON = 1; } void __attribute__ ((__interrupt__)) _ADCInterrupt(void) { dataout1^=1; IFS0bits.ADIF = 0; IEC0bits.ADIE = 0; IcBuf=ADCBUF0;//C相电流 VaBuf=ADCBUF1;//A相电压 VbBuf=ADCBUF2;//B相电压 VcBuf=ADCBUF3;//C相电压 VptBuf=ADCBUF4;//PT电压 IoBuf=ADCBUF5;//合成零系电流 IzBuf=ADCBUF6;//独立零系电流 TemBuf=ADCBUF7;//温度采样口 VbtBuf=ADCBUF8;//电池电压 KeyBuf=ADCBUF9;//这个地方要跟Meas[I]对应 IaBuf=ADCBUFA;//A相电流 IbBuf=ADCBUFB;//B相电流 ADBuf0=ADCBUFC;//备用 ADBuf1=ADCBUFD;//备用 ADBuf2=IcBuf; }