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TMS320F28069: ADC采样结果寄存器ADCRESULTx和SOCx通道发生错位,向后移了一位,但仍然一一对应

Part Number:TMS320F28069

ADC采样结

//ADC初始化
	ChSel[0] = 0x0; // ADC
	ChSel[1] = 0x1; // ADC
	ChSel[2] = 0x2; // ADC
	ChSel[5] = 0x3; // ADC
	ChSel[4] = 0x4; // ADC
	ChSel[5] = 0x5; // ADC
	ChSel[6] = 0x6; // ADC
	ChSel[7] = 0x7; // ADCChSel[8] = 0x8; // ADCChSel[9] = 0x9; // ADCChSel[10] = 0xA; // ADCChSel[11] = 0xB; // ADCChSel[12] = 0XC; // ADC

	TrigSel[0]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[1]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[2]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[3]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[4]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[5]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[6]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[7]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[8]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socATrigSel[9]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[10]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[11]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA
	TrigSel[12]= ADCTRIG_EPWM1_SOCA; //通道的触发源epwm1socA


	EALLOW;
	ADC_SOC_CNF(ChSel,TrigSel,ACQPS,12,0);//ADC初始化//ePWM初始化PWM_1ch_CNF(1,SYS_CLOCK/EPWM_FS,1,0);PWM_1ch_CNF(2,SYS_CLOCK/EPWM_FS,1,0);PWM_ComplPairDB_CNF(6,SYS_CLOCK/EPWM_FS, 1, 0);PWM_ComplPairDB_CNF(7,SYS_CLOCK/EPWM_FS, 0, 0);PWM_ComplPairDB_UpdateDB(6,100,100);//配置死区时间PWM_ComplPairDB_UpdateDB(7,100,100);//DPLib初始化

	DPL_Init();


	PWMDRV_1ch_Duty1 = &Duty_Boost1;//建立通道链接变量
	PWMDRV_1ch_Duty2 = &Duty_Boost2;
	PWMDRV_ComplPairDB_Duty6 = &Duty;
	PWMDRV_ComplPairDB_Duty7 = &Duty;

	ADCDRV_1ch_Rlt4 = &ADC1Out;ADCDRV_8ch_RltPtrA = &RltA;ADCDRV_8ch_RltPtrB = &RltB;ADCDRV_8ch_RltPtrC = &RltC;ADCDRV_8ch_RltPtrD = &RltD;ADCDRV_8ch_RltPtrE = &RltE;ADCDRV_8ch_RltPtrF = &RltF;ADCDRV_8ch_RltPtrG = &RltG;ADCDRV_8ch_RltPtrH = &RltH;

	ADCDRV_4ch_RltPtrA=&Rlta;
	ADCDRV_4ch_RltPtrB=&Rltb;
	ADCDRV_4ch_RltPtrC=&Rltc;
	ADCDRV_4ch_RltPtrD=&Rltd;








void ADC_SOC_CNF(int ChSel[], int Trigsel[], int ACQPS[], int IntChSel, int mode) {


	EALLOW;
	AdcRegs.ADCCTL1.bit.ADCREFSEL = 0;
	AdcRegs.ADCCTL1.bit.ADCBGPWD = 1; 		// Power up band gap
	AdcRegs.ADCCTL1.bit.ADCREFPWD = 1; 		// Power up reference
	AdcRegs.ADCCTL1.bit.ADCPWDN = 1; 		// Power up rest of ADC
	AdcRegs.ADCCTL1.bit.ADCENABLE = 1; 		// Enable ADC

	DSP28x_usDelay(1000); 					// Delay before converting ADC channels

	AdcRegs.ADCCTL1.bit.INTPULSEPOS = 1;


	AdcRegs.ADCSOC0CTL.bit.ACQPS = ACQPS[0];
	AdcRegs.ADCSOC1CTL.bit.ACQPS = ACQPS[1];
	AdcRegs.ADCSOC2CTL.bit.ACQPS = ACQPS[2];
	AdcRegs.ADCSOC3CTL.bit.ACQPS = ACQPS[3];
	AdcRegs.ADCSOC4CTL.bit.ACQPS = ACQPS[4];
	AdcRegs.ADCSOC5CTL.bit.ACQPS = ACQPS[5];
	AdcRegs.ADCSOC6CTL.bit.ACQPS = ACQPS[6];
	AdcRegs.ADCSOC7CTL.bit.ACQPS = ACQPS[7];
	AdcRegs.ADCSOC8CTL.bit.ACQPS = ACQPS[8];
	AdcRegs.ADCSOC9CTL.bit.ACQPS = ACQPS[9];
	AdcRegs.ADCSOC10CTL.bit.ACQPS = ACQPS[10];
	AdcRegs.ADCSOC11CTL.bit.ACQPS = ACQPS[11];
	AdcRegs.ADCSOC12CTL.bit.ACQPS = ACQPS[12];
	AdcRegs.ADCSOC13CTL.bit.ACQPS = ACQPS[13];
	AdcRegs.ADCSOC14CTL.bit.ACQPS = ACQPS[14];
	AdcRegs.ADCSOC15CTL.bit.ACQPS = ACQPS[15];

	AdcRegs.INTSEL1N2.bit.INT1SEL = IntChSel;	// IntChSel causes ADCInterrupt 1

	if (mode == 0){		// Start-Stop conversion mode
		AdcRegs.ADCINTFLG.bit.ADCINT1 = 0; 		// clear interrupt flag for ADCINT1
		AdcRegs.INTSEL1N2.bit.INT1CONT = 0; 	// clear ADCINT1 flag to begin a new set of conversions
		AdcRegs.ADCINTSOCSEL1.all = 0x0000; 	// No ADCInterrupt will trigger SOCx
		AdcRegs.ADCINTSOCSEL2.all = 0x0000;
	}
	if (mode == 1){ 	// Continuous conversion mode
		AdcRegs.INTSEL1N2.bit.INT1CONT = 1; 	// set ADCInterrupt 1 to auto clr
		AdcRegs.ADCINTSOCSEL1.all = 0xFF; 		// ADCInterrupt 1 will trigger SOCx, TrigSel is ignored
		AdcRegs.ADCINTSOCSEL2.all = 0xFF;
	}

	if (mode == 2){ 	// CLA mode, Start Stop ADC with auto clr ADC Flag
		AdcRegs.ADCINTFLG.bit.ADCINT1 = 0; 		// clear interrupt flag for ADCINT1
		AdcRegs.INTSEL1N2.bit.INT1CONT = 1; 	// set ADCInterrupt 1 to auto clr
		AdcRegs.ADCINTSOCSEL1.all = 0x0000; 	// No ADCInterrupt will trigger SOCx
		AdcRegs.ADCINTSOCSEL2.all = 0x0000;
	}

	if (IntChSel <= 15)
		AdcRegs.INTSEL1N2.bit.INT1E = 1;		// enable ADC interrupt 1
	else
		AdcRegs.INTSEL1N2.bit.INT1E = 0; 		// disable the ADC interrupt 1

// Select the channel to be converted when SOCx is received
	AdcRegs.ADCSOC0CTL.bit.CHSEL = ChSel[0];
	AdcRegs.ADCSOC1CTL.bit.CHSEL = ChSel[1];
	AdcRegs.ADCSOC2CTL.bit.CHSEL = ChSel[2];
	AdcRegs.ADCSOC3CTL.bit.CHSEL = ChSel[3];
	AdcRegs.ADCSOC4CTL.bit.CHSEL = ChSel[4];
	AdcRegs.ADCSOC5CTL.bit.CHSEL = ChSel[5];
	AdcRegs.ADCSOC6CTL.bit.CHSEL = ChSel[6];
	AdcRegs.ADCSOC7CTL.bit.CHSEL = ChSel[7];
	AdcRegs.ADCSOC8CTL.bit.CHSEL = ChSel[8];
	AdcRegs.ADCSOC9CTL.bit.CHSEL = ChSel[9];
	AdcRegs.ADCSOC10CTL.bit.CHSEL = ChSel[10];
	AdcRegs.ADCSOC11CTL.bit.CHSEL = ChSel[11];
	AdcRegs.ADCSOC12CTL.bit.CHSEL = ChSel[12];
	AdcRegs.ADCSOC13CTL.bit.CHSEL = ChSel[13];
	AdcRegs.ADCSOC14CTL.bit.CHSEL = ChSel[14];
	AdcRegs.ADCSOC15CTL.bit.CHSEL = ChSel[15];

	AdcRegs.ADCSOC0CTL.bit.TRIGSEL = Trigsel[0];
	AdcRegs.ADCSOC1CTL.bit.TRIGSEL = Trigsel[1];
	AdcRegs.ADCSOC2CTL.bit.TRIGSEL = Trigsel[2];
	AdcRegs.ADCSOC3CTL.bit.TRIGSEL = Trigsel[3];
	AdcRegs.ADCSOC4CTL.bit.TRIGSEL = Trigsel[4];
	AdcRegs.ADCSOC5CTL.bit.TRIGSEL = Trigsel[5];
	AdcRegs.ADCSOC6CTL.bit.TRIGSEL = Trigsel[6];
	AdcRegs.ADCSOC7CTL.bit.TRIGSEL = Trigsel[7];
	AdcRegs.ADCSOC8CTL.bit.TRIGSEL = Trigsel[8];
	AdcRegs.ADCSOC9CTL.bit.TRIGSEL = Trigsel[9];
	AdcRegs.ADCSOC10CTL.bit.TRIGSEL = Trigsel[10];
	AdcRegs.ADCSOC11CTL.bit.TRIGSEL = Trigsel[11];
	AdcRegs.ADCSOC12CTL.bit.TRIGSEL = Trigsel[12];
	AdcRegs.ADCSOC13CTL.bit.TRIGSEL = Trigsel[13];
	AdcRegs.ADCSOC14CTL.bit.TRIGSEL = Trigsel[14];
	AdcRegs.ADCSOC15CTL.bit.TRIGSEL = Trigsel[15];
	EDIS;

	AdcRegs.ADCSOCFRC1.all = 0xFFFF; 				// kick-start ADC
}

果寄存器和SOC通道错位,SOC0通道的结果在ADCRESULT1里,SOC1在ADCRESULT2 里,以此类推,这是什么原因?

? ?:

结果寄存器 ADCRESULT0 的数值不知道是哪一路的,ADCRESULT1的结果读到的是ADCINA0的也就是SOC0 的 ,ADCRESULT2的结果读到的是ADCINA1的也就是SOC1的   ,这很奇怪 ,请问可能是什么原因引起的呢?

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