#ifndef _1602_H_
#define _1602_H_
#include <regx52.h>

#define lcddata P2
#define lcdrs   P3_7
#define lcdrw   P3_6
#define lcden   P3_5

void  lcd_writeOrder(char order);
void lcd_init();
void lcd_delay(unsigned char count);
void lcd_writeData(char date);
char lcd_setpos(char x, char y);
char lcd_printf(char *str);

#endif