利用定时器实现流水灯闪烁同时数码管循环显示1-f

#include<reg52.h>
#include<intrins.h>//库函数调用
#define uint unsigned int
#define uchar unsigned
sbit wela=P2^7;
sbit dula=P2^6;
uchar code table[]={
0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
uchar num,temp,num2;
void delay(uint);
void main()
{
/*定时器初始化*/
temp=0xfe;
TMOD=0x01;
TH0=(65536-45872)/256;
TL0=(65536-45872)%256;
EA=1;
ET0=1;
TR0=1;
wela=1;
P0=0xc0;
wela=0;
while(1)
{
for(num=0;num<16;num++)
{
dula=1;
P0=table[num];
dula=0;
delay(500);
}
}
}  


void delay(uint z)
{
  uint i,j;
for(i=z;i>0;i--)
for(j=110;j>0;j--);
}
void dengliang() interrupt 1//定时器函数
{
TH0=(65536-45872)/256;
TL0=(65536-45872)%256;
num2++;
if(num2==20)
{
num2=0;
temp=_crol_(temp,1);
P1=temp;
}
}