DSB.rar_dsb

/*--ADC0采样10K，ADC1采样100K信号*/ #include "c8051f020.h" unsigned char tab1[40]={255,253,248,241,230,217,202,185,166,147,127,107,88,69,52,37,24,13,6,1,0,1,6,13,24,37,52,69,88,107,127,147,166,185,202,217,230,241,248,253}; unsigned char tab2[40]={255,127,0,127,255,127,0,127,255,127,0,127,255,127,0,127,255,127,0,127,255,127,0,127,255,127,0,127,255,127,0,127,255,127,0,127,255,127,0,127}; unsigned int out; unsigned char in1,in2; bit j=1; void main(void) { int i; OSCXCN = 0x67; for (i = 0; i < 3000; i++); // Wait 1ms for initialization while ((OSCXCN & 0x80) == 0); OSCICN = 0x08; //系统时钟50MHZ WDTCN=0xde; WDTCN=0xad; //定时器2设置 定时0.000005S (2.5mS),400K中断 CKCON = 0x20;//timer2使用系统时钟，timer0使用系统时钟的12分频 T2CON = 0x04; RCAP2L = 0x82;//05; RCAP2H = 0xff; TL2 = 0x82;//05; TH2 = 0xff; //timer0 TMOD=0x01; TH0=0x00; TL0=0x00; TCON=0x10; /* //ADC1设置 AMX1SL=0x00; ADC1CN=0x80; ADC1CF=0x41; //ADC0设置,只取低8位 AMX0CF=0x00; AMX0SL=0x00; ADC0CN=0x81; //左对齐 ADC0CF=0xa0; */ //DAC设置 DAC0CN=0x80; REF0CN=0x03; IE=0xa0; i=0; while(1) { if(j==1) { ADC0H=tab1[i]; ADC1 =tab2[i]; i++; j=0; if(i==40) i=0; } } } //void Timer0_interrupt(void) interrupt 1 //{}