main.c

C8051中7289芯片的调试程序

#include <IO.h>
#include <stdio.h>


#define uchar unsigned char

void delay(unsigned int n);

extern void config();

extern void display(uchar a,b);
extern void reset7289(void);
extern uchar getkey(void);



void main()
{
    uchar i,j,temp;

    delay(1000);
	config();//配置单片机
    delay(1000);  

/********************************************************************/
P1=0xff;
      
  


reset7289();
display(0x82,2);
display(0x83,3);
display(0x84,4);
display(0x85,5);

while(1)
{
   if(KEY==0)
      { temp=getkey();
       i=0;
       }
   else
      i=0 ;
  }


/******************************** end ************************************/

}


void delay(unsigned int n)
{
	unsigned int i,j;
	i = 0;
	j = 0;
	while(j<n)
	{
		i = 0;
		while(i<20) i++;
		j++;
	}
}