bbb.c

一个基于51单片机的锁存器代码.附带电路图

					  #include "at89x51.h"

unsigned char led_disp[] = {
	0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07,	   //0-8
	0x7f, 0x6f, 0x77, 0x7c, 0x39, 0x5e, 0x79, 0x71	   //9-F
	};

void delay200ms(void);

void main(void)
{
    int i;

	while(1)
	{
		for	(i = 0; i < 10; i++)
		{
			P0 = led_disp[i];
			delay200ms();
		}
	}
}

void delay200ms(void)
{
	int i,j;
	for(j=0; j<4; j++)
		for(i=0; i<10000; i++);
}