main.c

使用OKI公司8255A控制62256RAM程序,并使用8803液晶显示

#include <mega16.h>   
#include <delay.h>
#include "avryejing.c"
#include "8255.c"
#include "62256.c"
unsigned char i=0,j=0;
unsigned char data=0;

void Display(unsigned char data_temp)
{
unsigned char tmp;
tmp=data_temp/100;
word(i,j,tmp+48);
j++;
tmp=data_temp%100/10;
word(i,j,tmp+48);
j++;
tmp=data_temp%10;
word(i,j,tmp+48);
j+=3;
if(j>18){j=0;i+=2;if(i>6)i=0;}
}

void main(void)
{
unsigned char temp=0;

reset8255(0x80);
init_8803();

writeram(0,60);
writeram(1,128);
writeram(2,50);
writeram(3,99);
Display(readram(0));
Display(readram(1));
Display(readram(2));
Display(readram(3));
Display(readram(4));
Display(readram(5));


while(1){};
}