紅外測(cè)距c程序

1、#iiiclude#inc lude#define uchai unsigned char#define umt unsigned mt#define BB 480#define port 0 x01#define Vdd 4.99 sbit lcden=P2A2;sbit lcdis=P2A0;sbit lcdws=P2Al;sbit Pl_0=P3A0; 方波輸出 I I sbit AD_eoc=P 1A3;sbit AD_clk=PlA4;sbit AD_add=P 1A5;sbit AD_dat=PlA6;sbit AD_cs=PlA7;uchai code table=n012345

2、6789.n;uchai ge,shi,bai,qian;uchai cd,temp3;umt tl j2,t,nuni4iiJLlll;void delay(uint z);void wiite_com(uchai- com);void wiite_data(uchai- date);void initO();void init_x();void transfbrm();void displayO；/void j 1();umt ADC(uchar clinl);void maiiiQ initO();uiit.xQ;wlule(l)tiansfbrm();displayO； 顯示電壓值 w

3、nte_com(0 x80+0 x4a);delay(5);void delay(umt z)umt x.y;fbr(x=z;x0;x-) fbi(y=110;y0;y-);/= void wiite_com(uchai- com) lcdrs=O;P0=com;delay(5);lcden=l;delay(5);lcden=0:/= void wiite_data(uchai- date) lcdrs=l;PO=date;delay(5);lcden=l;delay(5);lcden=0: void initO()lcden=0:lcdws=0;wnte_com(0 x3 8);wnte_c

4、om(0 x0c);wnte_com(0 x06);wnte_com(0 x01);wnte_com(0 x80);正=0 x82;TMOD=0 x01;TH0=(65536-BB)/256;TLO=(65536-BB)%256;TR0=l; void transfbrm()num=ADC(poil)*Vdd: qian=nunVl 000% 10; bai=nuni/100%10;shi=nuni/10%10;ge=num%10;ll=ADC(port)*Vdd;11=11-0；if(ll1555&ll1380&ll1200&ll1100&ll1000&ll900&ll800&ll740&l

5、l660&ll600&ll550&ll490&ll445&ll400&ll365&ll322&ll288&ll263&ll230&ll203&ll178&ll153&ll1130&ll120&ll100&ll1300&U1100&ll1000&U900&ll800&ll740&ll660&ll600&ll550&ll490&ll445&ll400&ll365&ll322&ll288&ll263&ll230&ll203&ll178&ll153&lll&ll=153) 111=200;leturn(lll);*/ umt ADC(uchar clinl)uchai i;uchai addr8; 通

6、道地址umt ADresult; 轉(zhuǎn)換碼AD_eoc=l;AD_cs=0;_nop_0;addr8=clml;addr8=4;fdr(i=0;i4;i+)(AD_add=(bit)(addr8&0 x80);AD_clk=l;AD_clk=0;addr8=l;for(i=0;i6;i+)(AD_clk=l;AD_clk=0;AD_cs=l;while(!AD_eoc);/查詢到轉(zhuǎn)換結(jié)束_nop_()；ADresult=O;AD_cs=O;/cs fallmg edge開(kāi)始傳數(shù)據(jù)fbr(i=0;i10;i+)AD_clk=l;ADresult=l;m=AD_dat;ADresult+=m;AD_clk=O;)AD_