用定时器0的方式1实现发光二极管间隔闪烁用定时器2的方式1实现数码管的计时

#include<reg52.h>

#define uchar unsigned char
#define uint unsigned int

sbit dula=P2^6;
sbit wela=P2^7;

uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};

void display(uchar,uchar);
void delayms(uint);

uchar num,num1=0,num2,shi,ge;

int main()
{
    TMOD=0x11;
    TH0=(65535-45872)/256;
    TL0=(65535-45872)%256;
    TH1=(65535-45872)/256;
    TL1=(65535-45872)%256;

    EA=1;
    ET0=1;
    ET1=1;
    TR0=1;
    TR1=1;

    P1=0x00;
    while(1)
    {
        display(shi,ge);
    }

    return 0;
}

void display(uchar shi,uchar ge)
{
    dula=1;
    P0=table[shi];
    dula=0;
    P0=0xff;

    wela=1;
    P0=0xfe;
    wela=0;

    delayms(5);

    dula=1;
    P0=table[ge];
    dula=0;
    P0=0xff;

    wela=1;
    P0=0xfd;
    wela=0;
    delayms(5);
}

void delayms(uint xms)
{
    uint i,j;
    for(i=xms;i>0;i--)
        for(j=112;j>0;j--);
}

void T0_time() interrupt 1
{
    TH0=(65535-45872)/256;
    TL0=(65535-45872)%256;
    num1++;
    if(num1==10)
    {
        num1=0;
        P1=~P1;
    }
}

void T1_time() interrupt 3
{
    TH1=(65535-45872)/256;
    TL1=(65535-45872)%256;
    num2++;
    if(num2==20)
    {
        num2=0;
        num++;
        if(num==60)
            num=0;
        shi=num/10;
        ge=num%10;
    }
}