sqm.rar_电子温度计_电子表温度计

#include<reg51.h> #define uint unsigned int #define uchar unsigned char uint a,b,c,c1,d,x,y,xi,n,n0, ke,ke0,kex,ke1,k1,ke2,ke3,ke4, ry,ry0,ry1,hf,hf0,hf1,hf2,hf3, bian,ge,shi,bai,qian,q1,q2, q3,q4,t,f,f1,f2,f3,ke12; uchar code table[]={ //0x12,0x7e,0x43,0x4a,0x2e, //0x8a,0x82,0x5e,0x02,0x0a}; 0xc0,0xf9,0xa4,0xb0,0x99, 0x92,0x82,0xf8,0x80,0x90}; void into() { TMOD=0x22; EA=1; ET0=1; TR0=1; TH0=56; TL0=56; a=0; b=0; c=0; d=0; q1=0xef; q2=0xf7; q3=0xfb; q4=0xfd; f=0xff; f1=0xff; f2=0xff; f3=0xff; ke1=0; ke2=0; ke3=1; ke4=1; ry=187; hf=123; xi=0; n=2008; // P0=0x00; } void delay(uint b) { for(x=b;x>0;x--) for(y=30;y>0;y--); } void display() { ge=xi%10; P1=q1; P2=table[ge]; delay(10); shi=xi%100/10; P1=q2; P2=table[shi]; delay(10); bai=xi/100%10; P1=q3; P2=table[bai]; delay(10); qian=xi/1000; P1=q4; P2=table[qian]; delay(10); P1=0xff; } void key() { uchar i,j; ke=P3&0x3c; if (a>3000) i=c; if (a<1500) j=c; if (ke==0x38||ke==0x34||ke==0x2c||ke==0x1c) { delay(10); if (ke==0x38||ke==0x34||ke==0x2c||ke==0x1c) { kex=ke; delay(500); ke0=P3&0x3c; } } switch(kex) { case 0x38: if (ke!=ke0)ke1++;break; case 0x34: if (ke!=ke0)ke2++;break; // case 0x2c: if (ke!=ke0)ke3++;break; // case 0x1c: if (ke!=ke0)ke4++;break; } kex=0; if (ke1>4) ke1=0; if (ke2>4) ke2=0; if (ke1==0) { k1=2; if (c%60>20&&c%60<=40) k1=3; if (c%60>40&&c%60<=60) k1=4; switch(k1) { case 2:xi=hf1;break; case 3:xi=ry1;break; case 4:xi=n;break; default : ; } } else switch(ke1) { case 1:xi=c1;break; case 2:xi=hf1;break; case 3:xi=ry1;break; case 4:xi=n;break; default : ; } if (ke2>0) { switch(ke2) { case 1: if (i!=j)t=f,f=q1,q1=t; if (ke!=ke0&&ke==0x2c)ge++; if (ke!=ke0&&ke==0x1c)ge--;break; case 2: if(i!=j)t=f1,f1=q2,q2=t; if (ke!=ke0&&ke==0x2c)shi++; if (ke!=ke0&&ke==0x1c)shi--;break; case 3: if (i!=j)t=f2,f2=q3,q3=t; if (ke!=ke0&&ke==0x2c)bai++; if (ke!=ke0&&ke==0x1c)bai--;break; case 4: if (i!=j)t=f3,f3=q4,q4=t; if (ke!=ke0&&ke==0x2c)qian++; if (ke!=ke0&&ke==0x1c)qian--;break; default : ; } d=ge+shi*10+bai*100+qian*1000; xi=d; if (ke1!=0) ke12=ke1+5; switch(ke12) { case 7:hf0=d;break; case 8:ry0=d;break; case 9:n0=d;break; } if (ke1!=0) { switch(ke12) { case 6:c=d;break; case 7:hf=d;break; case 8:ry=d;break; case 9:n=d;break; } ke12=ke1-5; } // ke1=0; } } void year() { if(c==3600) { c=0; hf3++; } hf=hf3*60+c/60; if(hf==24*60) { ry++; hf=0; } if (ry==373) n++,ry=31; switch(ry/31) { //case 1: if (ry%60==32)ry=ry+28;break; case 2: if (ry%31==29)ry=ry+2;break; // case 3: if (ry%60==32)ry=ry+28;break; case 4: if (ry%31==30)ry=ry+1;break; // case 5: if (ry%60==32)ry=ry+28;break; case 6: if (ry%31==30)ry=ry+1;break; // case 7: if (ry%60==32)ry=ry+28;break; // case 8: if (ry%60==32)ry=ry+28;break; case 9: if (ry%31==30)ry=ry+1;break; // case 10: if (ry%60==32)ry=ry+28;break; case 11: if (ry%31==30)ry=ry+1;break; // case 12: if (ry%60==32)ry=ry+28;break; default : ; } } void time() { if (n==n0&&ry1==ry0&&hf1==hf0) { P0=0x01; } if (hf1!=hf0) P0=0x00; } void transfrom () { hf1=hf%10+hf%60/10*10+hf/60%10*100+hf/60/10*1000; c1=c%10+c%60/10*10+c/60%10*100+c/60/10*1000; ry1=(ry/31+1)%10+(ry%31+1)/10*10+ry/31%10*100+ry/31/10*1000; } void main() { into(); while(1) { year(); key(); transfrom (); display(); time(); } } void exter0() interrupt 1 { a++; if(a==4608) { c++; a=0; } }