EEPW论坛

ucharcodeDSY_CODE[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};

//显示缓冲

ucharDSY_Buffer[3]={0,0,0};

//延时

voidDelayMS(uintms)

{

uchart;

while(ms--)for(t=0;t120;t++);

}

//主程序

voidmain()

{

uchari,m,Num;

P0=0xff;

P2=0xff;

while(1)

{

m=0xfe;

Num=P1;//读取拨码开关的值

DSY_Buffer[0]=Num/100;

DSY_Buffer[1]=Num/10%10;

DSY_Buffer[2]=Num%10;

for(i=0;i3;i++) //刷新显示在数码管上

{

m=_crol_(m,1);

P2=m;

P0=DSY_CODE[DSY_Buffer[i]];

DelayMS(10);

}

}

}