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#include<reg52.h>
#include<intrins.h>
#define uint unsigned int
#define uchar unsigned char
sbit leds=P1^4;
sbit dula=P2^6;
sbit wela=P2^7;
uchar temp,aa,num;
uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6b,0x7d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
//表格的定義
void delay(uint z);
void main()
{
leds=0;
num=0;
aa=0;//初始化
TMOD=0x01;
TH0=(65535-50000)/256;
TL0=(65535-50000)%256;
EA=1;//開總中斷
ET0=1;//開定時器中斷
TR0=1;//起動定時器
temp=0xfe;
P0=temp;//
dula=1;
P0=table[0];
dula=0;
wela=1;
P0=0xc0;
wela=0;
while(1)
{
delay(1000);
temp=_crol_(temp,1);
P0=temp;
}
}
void delay(uint z)//延時
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void timer0() interrupt 1
{
TH0=(65535-50000)/256;
TL0=(65535-50000)%256;
aa++;
if(aa==40)
{ aa=0;
num++;
if(num==16)
num=0;
dula=1;
P0=table[num];
dula=0;//以上3，
}
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