1602.h

Freescale控制5110液晶程序

#ifndef	_1602_h_
#define	_1602_h_
#include <hidef.h> /* for EnableInterrupts macro */
#include "derivative.h"

#define RS PTT_PTT0                      
#define RW PTT_PTT1                   
#define E  PTT_PTT2
#define P0 PORTB 
#define DSFR  DDRB
#define uchar unsigned char

void delayms(int ms);
uchar bt(void);
void write_com (uchar dictate);
void writeadd(uchar x);
void writedata(uchar y);
void write_add_dat(uchar add,uchar dat);
void LcdInt(void);
void print(uchar *str);
void printstr(uchar x,uchar y,uchar *str);



#endif