51或52单片机数字时钟的实现程序

#include<reg52.h>
#define uchar unsigned char
uchar table[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
uchar disply[]={0xc0,0xc0,0xc0,0xc0,0xc0,0xc0};
uchar second=46;
uchar min=50;
uchar hour=12;
uchar scan,count;
sbit flaus=P1^1;

sbit set=P3^0;
sbit sec=P3^1;
sbit mine=P3^2;
sbit hou=P3^3;
sbit led1=P2^0;
sbit led2=P2^1;
sbit led3=P2^2;
sbit led4=P2^3; 
sbit led5=P2^4;
sbit led6=P2^5;

void delay(uchar t)
{
uchar x;
while(t--)
for(x=0;x<125;x++);
}
void tiao()
{  if(set==0)
 {  delay(10);