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C52µ¥Æ¬»ú£¬°Ëλ¹²ÒõÊýÂë¹Ü£¬´ÓÓÒµ½×óÖð¸öÏÔʾ0~7.
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#include<reg51.h>
#include<intrins.h>
sbit duan=P2^0;
sbit wei=P2^1;
#define uchar unsigned char
#define uint unsigned int
uchar code dis_code[ ]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,};
void Delayms(int i)
{
int x,y;
for(x=i;x>0;x--)
for(y=120;y>0;y--);
}
void main( )
{
while(1)
{
uint j,k=0x7f;
for(j=1;j>7;j++)
{
       
        wei=1;
        P0=_cror_(k,j);
        wei=0;

        duan=1;
        P0=dis_code[j];
        duan=0;
    Delayms(5);

}
Delayms(1000);
}
}
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