闪烁led.c

这是本人在学习51单片机时练习的C程序 [e-mail]

#define uchar unsigned char
#define uint unsigned int
#define ulong unsigned long
#include <reg51.h>
sbit P1_1=P1^1;
char code dx516[3]_at_ 0x00b;
void main(void)
{
int n,m;
while(1)
 {
P1_1=~P1_1;
for(n=0;n<2000;n++);
//for(m=0;m<200;m++);
 }
}