#include"reg51.h"
unsigned char code seg[10]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90};
unsigned char num=0;
void delay1s(void);
void main()
{
while(1)
{
P0=seg[num];
delay1s();
num++;
if(num>=10) num=0;
}
}
void delay1s(void)
{
unsigned char i,j,k;
for(i=12;i>0;i--)
for(j=250;j>0;j--)
for(k=250;k>0;k--);
}
代码在此 |
