memerycheck.c

基于8051和8279的数字时钟程序

#include<memerycheck.h>
#include<8279setting.h>
#define uint	unsigned int
#define uchar 	unsigned char

uint memerychecking(void)
{	
	uint idata i,k=0,p;
	uchar xdata *s,right_number=0;
	s=0;
	for(i=0;i<32*1024;i++)
	{	
		*s=k;
		p=*s;
		if(k!=p)
		right_number++;
		s++;
		k++;
		disp_checking(right_number);
	}
	return  right_number;
}
void disp_checking(uint right_number)
{
	uchar i;
	for(i=0;i<5;i++)
	{
		disp(i,right_number%10);
		right_number%=10;
	}
}