跪求各位大神给我写一个51单片机电子秒表的程序

Question

具体要求就是这了，跪谢各位大神，奉上我的所有金币

Answer 1

#include<reg51.h>
#define uschar unsigned char
#define usint unsigned int

uschar code table[]={0x3f,0x06,0x5b,0x4f,
                     0x66,0x6d,0x7d,0x07,
                     0x7f,0x6f,0x77,0x7c,
                     0x39,0x5e,0x79,0x71};//0-f
uschar code tab[]={0xfe,0xfd,0xfb};//1-3
sbit wele=P2^7;
sbit dule=P2^6;
usint t;
uschar a,b,c,i,j,n;

void init();
void display(usint x);
void delay(uschar z);

void main()
{
    init();
    while(1)
    {
        a=t/100;
        b=t%100/10;
        c=t%10;
        
        wele=1;
        P0=tab[0];
        wele=0;
        dule=1;
        P0=table[a];//10s
        delay(5);
        
        wele=1;
        P0=tab[1];
        wele=0;
        dule=1;
        P0=table[b];//1s
        delay(5);
        wele=1;
        P0=tab[2];
        wele=0;
        dule=1;
        P0=table[c];//100ms
        delay(5);
    }
}

void init()
{
    a=0;
    b=0;
    c=0;
    n=0;
    t=0;
    TMOD=0x01;
    TH0=(65535-46080)/256;
    TL0=(65535-46080)%256;//11.0592M 50ms
    EA=1;
    ET0=1;
    TR0=1; 
}

void timer0() interrupt 1
{
    TH0=(65535-46080)/256;
    TL0=(65535-46080)%256;
    n++;
    if(n==2)
    {
        n=0;
        t++;
        if(t==600)
            t=0;
    }
}

void delay(uschar z)
{
    for(i=z;i>0;i--)
        for(j=110;j>0;j--);
}