ADC.rar_C8051F330_C8051F330 ADC

#include "C8051F330.h" #include"math.h" sbit TX=P0^4; sbit RX=P0^5; void Port_IO_Init(); void Oscillator_Init(); void Interrupts_Init(); void Init_Device(void); void ADC_Init(); void PCA_Init(); void Interrupts_Init(); void Voltage_Reference_Init(); unsigned int disbuf[4]; unsigned char M[5]; unsigned int minute=1; void delay(unsigned int m); void key(void); void display(void); void sx (void); double s; bit b=0; unsigned char a=5; //P0.7标志 unsigned char b1=0; //闪烁的标志 unsigned char M[5]={0,0,0,0,1}; long v; double v1; double vlue; double vlue1; unsigned char c=0; void main( ) { unsigned char i; Init_Device(); //AD0BUSY=1; for(i=0;i<4;i++) { disbuf[i]=i; } do{ key(); if(a==5) { if(b==1) { s=(((ADC0H*0x0100+ADC0L)*25*1000L)/1024); v=s*s; c++; v1=v1+v; if(c==100) { vlue=sqrt(v1/10000); // vlue=v1/100000; c=0; v1=0; vlue1= minute*vlue/1000; // } // vlue1= 12.31; if(vlue1>=0&&vlue1<10) { vlue1=vlue1*1000; disbuf[0]=(int)vlue1/1000+10; disbuf[1]=((int)vlue1%1000)/100; disbuf[2]=((int)vlue1%100)/10; disbuf[3]=(int)vlue1%10; vlue1=0; } if(vlue1>=10&&vlue1<100) { vlue1=vlue1*100; disbuf[0]=(int)vlue1/1000; disbuf[1]=((int)vlue1%1000)/100+10; disbuf[2]=((int)vlue1%100)/10; disbuf[3]=(int)vlue1%10; vlue1=0; } if(vlue1>=100&&vlue1<1000) { vlue1=vlue1*10; disbuf[0]=(int)vlue1/1000; disbuf[1]=((int)vlue1%1000)/100; disbuf[2]=((int)vlue1%100)/10+10; disbuf[3]=(int)vlue1%10; vlue1=0; } if(vlue1>=1000) { //vlue1=vlue1*100; disbuf[0]=(int)vlue1/1000; disbuf[1]=((int)vlue1%1000)/100; disbuf[2]=((int)vlue1%100)/10; disbuf[3]=(int)vlue1%10; vlue1=0; } // } b=0; display(); //delay(10); } } //display(); // delay(10); } // AD0BUSY=1; else { // for(i=0;i<10;i++) // { sx (); display(); delay(10); // } } }while(1); } void key(void) { unsigned char keycode,k1; k1=~(P0)&0x0C0; delay (10); //读键 if ( k1 != 0) //有键按下 { IE=0x00; //关中断 delay (10); //延时 keycode=~(P0)&0x0C0; //读键码 do //等待键释放 { k1=~(P0)&0x0C0; } while (k1!=0); switch (keycode) { case 0x40: //P0.6键,分加一 { // minute++; // if (minute==60) minute=0; M[a]++; if(M[1]==6) M[1]=0; if(M[2]==10) M[2]=0; if(M[3]==10) M[3]=0; if(M[4]==10) M[4]=0; minute=M[1]*1000+M[2]*100+M[3]*10+M[4]; if (minute>6000) { minute=0; M[1]=0; M[2]=0; M[3]=0; M[4]=0;} }; break; case 0x80: //P0.7键,时加一 { //minute=0; a=a-1; if(a==0) a=5; c=0; // hour++; /* if (hour==24) hour=0; if (minute==60) minute=0;*/ }; } // sx(); //送显示 IE=0xA0; //开中断 //minute=M[1]*1000+M[2]*100+M[3]*10+M[4]; } } void sx (void) //送显示函数 { disbuf[0]=minute/1000; //分个位 disbuf[1]=minute%1000/100; //分十位 disbuf[2]=minute%100/10; //时个位 disbuf[3]=minute%10; //时十位 b1++; if(b1<5) disbuf[a-1]=20 ; if(b1==10) b1=0; } void delay(unsigned int m) { unsigned int k,i; for(k=0;k<m;k++) { for(k=0;k<m;) { i++; if(i==300) {k++; i=0;} } } } void display(void ) { unsigned char i; code unsigned char disptab[21]={/*0x11,0x7d,0x23,0x29,0x4d, 0x89,0x81,0x3d,0x01,0x09//共阴*/ 0x88,0x0eb,0x04c,0x049,0x2b,0x19, 0x18,0x0cb,0x08,0x09,0x80,0x0e3,0x44,0x41, 0x23,0x11,0x10,0x0c3,0x00,0x01,0xff //小板子上的 /* 0x11,0x7d,0x23,0x29,0x4d, 0x89,0x81,0x3d,0x01,0x09*/ }; unsigned char n,m; for(n=0;n<4;n++) { TX=1; m=disptab[disbuf[3-n]]; for(i=0;i<8;i++) { RX=m/128; TX=0; TX=1; m=m*2; } } } void time2(void)interrupt 5 { TF2H=0; } void ADC(void) interrupt 10 { /* s=((ADC0H*0x0100+ADC0L)*33*100L)/1024; disbuf[0]=(int)s/1000+10; disbuf[1]=((int)s%1000)/100; disbuf[2]=((int)s%100)/10; disbuf[3]=(int)s%10;*/ /* v=(((ADC0H*0x0100+ADC0L)*3.3)/1024)*(((ADC0H*0x0100+ADC0L)*3.3)/1024); c++; s=s+v; if(c==100) { vlue=sqrt(s/100)*1000; s=0; } c=0; disbuf[0]=(int)vlue/1000+10; disbuf[1]=((int)vlue%1000)/100; disbuf[2]=((int)vlue%100)/10; disbuf[3]=(int)vlue%10;*/ b=1; AD0INT=0; // AD0BUSY=1; } // Peripheral specific initialization functions, // Called from the Init_Device() function void PCA_Init() { PCA0MD &= ~0x40; PCA0MD = 0x00; } void Timer_Init() { CKCON = 0x50; TMR2CN = 0x04; TMR2RLL = 0xdf; TMR2RLH = 0xfc; TMR2L = 0xdf; TMR2H = 0xfc; //TMR2H = 0x00; //TMR2RLH = 0x00; } void ADC_Init() { AMX0P = 0x0C; AMX0N = 0x11; ADC0CN = 0x82; } void Port_IO_Init() { // P0.0 - Unassigned, Open-Drain, Digital // P0.1 - Unassigned, Open-Drain, Digital // P0.2 - Skipped, Open-Drain, Analog // P0.3 - Skipped, Open-Drain, Analog // P0.4 - Unassigned, Push-Pull, Digital // P0.5 - Unassigned, Push-Pull, Digital // P0.6 - Unassigned, Open-Drain, Digital // P0.7 - Unassigned, Open-Drain, Digital // P1.0 - Unassigned, Open-Drain, Digital // P1.1 - Unassigned, Open-Drain, Digital // P1.2 - Unassigned, Open-Drain, Digital // P1.3 - Unassigned, Open-Drain, Digital // P1.4 - Unassigned, Open-Drain, Analog // P1.5 - Unassigned, Open-Drain, Digital // P1.6 - Unassigned, Open-Drain, Digital // P1.7 - Unassigned, Open-Drain, Digital P0MDIN = 0xF3; P1MDIN = 0xEF; P0MDOUT = 0x30; P0SKIP = 0x0C; XBR1 = 0x40; } void Oscillator_Init() { int i = 0; OSCXCN = 0x65; for (i = 0; i < 3000; i++); // Wait 1ms for initialization while ((OSCXCN & 0x80) == 0); CLKSEL = 0x01; } void Interrupts_Init() { IE = 0xA0; EIE1 = 0x08; EIP1 = 0x08; } // Initialization function for device, // Call Init_Device() from your main program void Init_Device(void) { PCA_Init(); Timer_Init(); ADC_Init(); Port_IO_Init(); Oscillator_Init(); Interrupts_Init(); }