# include <reg52.h>
# include <intrins.h> //流水燈所需程序
# define uint unsigned int //宏定義
# define uchar unsigned char
sbit dula=P2^6;
sbit wela=P2^7;
uchar temp,aa,num;
void delay(uint z); //延時函數的聲明
uchar code table[]={ 0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,
0x39,0x5e,0x79,0x71};
void main() //主函數
{
TMOD=0X01;
aa=0;
TH0=(65526-5000)/256;//對計數器賦初值
TL0=(65526-5000)%256;
EA=1; //打開中斷
ET0=1;
TR0=1;//啟動計時器
temp=0xfe;
P1=temp;
dula=1;
P0=table[0];
dula=0;
wela=1;
P0=0xc0;//打開所有的數碼管
wela=0;
while(1)
{
delay(1000);
temp=_crol_(temp,1);
P1=temp;
}
}
void delay(uint z)
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void time 0 (void) interrupt1
{
TH0=(65526-5000)/256;//對計數器賦初值
TL0=(65526-5000)%256;
aa++;
}
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