你要什么要求的程序呢?我这里有个程序

#include

#include

#include

unsigned char code ps[] ={1,2,3,4,5};

unsigned char code dispcode[] ={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x00,0x40};

unsigned char pslen=9;

unsigned char templen;

unsigned char digit;

unsigned char funcount;

unsigned char digitcount;

unsigned char psbuf[9];

bit cmpflag;

bit hibitflag;

bit errorflag;

bit rightflag;

unsigned int second3;

unsigned int aa;

unsigned int bb;

bit alarmflag;

bit exchangeflag;

unsigned int cc;

unsigned int dd;

bit okflag;

unsigned char oka;

unsigned char okb;

sbit P0_0=P0^0;

sbit P0_1=P0^1;

sbit P3_6=P3^6;

sbit P3_7=P3^7;

void main(void)

{

unsigned char i,j;

P1=dispcode[digitcount];

TMOD=0x01;

TH0=(65536-500)/256;

TL0=(65536-500)%6;

TR0=1;

ET0=1;

EA=1;

while(1)

{

if(cmpflag==0)

{

if(P3_6==0) //function key

{

for(i=10;i>0;i--)

for(j=248;j>0;j--);

if(P3_6==0)

{

if(hibitflag==0)

{

funcount ;

if(funcount==pslen 2)

{

funcount=0;

cmpflag=1;

}

P1=dispcode[funcount];

}

else

{

second3=0;

}

while(P3_6==0);

}

}

if(P3_7==0) //digit key

{

for(i=10;i>0;i--)

for(j=248;j>0;j--);

if(P3_7==0)

{

if(hibitflag==0)

{

digitcount ;

if(digitcount==10)

{

digitcount=0;

}

P2=dispcode[digitcount];

if(funcount==1)

{

pslen=digitcount;

templen=pslen;

}

else if(funcount>1)

{

psbuf[funcount-2]=digitcount;

}

}

else

{

second3=0;

}

while(P3_7==0);

}

}

}

else

{

cmpflag=0;

for(i=0;i{

; if(ps!=psbuf)

{

hibitflag=1;

i=pslen;

errorflag=1;

rightflag=0;

cmpflag=0;

second3=0;

goto a;

}

}

cc=0;

errorflag=0;

rightflag=1;

hibitflag=0;

a:

cmpflag=0;

}

}

}

void t0(void) interrupt 1 using 0

{

TH0=(65536-500)/256;

TL0=(65536-500)%6;

if((errorflag==1) && (rightflag==0))

{

bb ;

if(bb==800)

{

bb=0;

alarmflag=~alarmflag;

}

if(alarmflag==1)

{

P0_0=~P0_0;

}

aa ;

if(aa==800)

{

aa=0;

P0_1=~P0_1;

}

second3 ;

if(second3==6400)

{

second3=0;

hibitflag=0;

errorflag=0;

rightflag=0;

cmpflag=0;

P0_1=1;

alarmflag=0;

bb=0;

aa=0;

}

}

if((errorflag==0) && (rightflag==1))

{

P0_1=0;

cc ;

if(cc<1000)

{

okflag=1;

}

else if(cc<2000)

{

okflag=0;

}

else

{

errorflag=0;

rightflag=0;

hibitflag=0;

cmpflag=0;

P0_1=1;

cc=0;

oka=0;

okb=0;

okflag=0;

P0_0=1;

}

if(okflag==1)

{

oka ;

if(oka==2)

{

oka=0;

P0_0=~P0_0;

}

}

else

{

okb ;

if(okb==3)

{

okb=0;

P0_0=~P0_0;

}

}

}

}。

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