banyungong.c

本文件包含了使用C语言编写单片机的各种入门程序

#include<reg51.h>
void delay( int i)
{
int l;
for(;i>0;i--)
for(l=0;l<500;l++);
}


code  int tab[40]={0xff,0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe,
0x7e,0xbe,0xde,0xee,0xf6,0xfa,0xfc,0x7c,0xbc,0xdc,0xec,0xf4,0xf8,
0x78,0xb8,0xd8,0xe8,0xf0,0x70,0xb0,0xd0,0xe0,0x60,0xa0,0xc0,0x40,
0x80,0x00,0xff,0x00,0xff};

void main()
{
int t,k;
P2=tab[0];
delay(400);

for(k=0;k<39;k++)
{
t=t+1;
P2=tab[t];
delay(400);
}
}