#include <reg51.h>
sbit SCLK = P2^3;		// pin 2	 header	5
sbit SDIN = P2^2;		// pin 3	 header	4
sbit LCD_DC = P2^1;		// pin 4	 header	3
sbit LCD_CE = P1^2;		// pin 5	 header	2
sbit LCD_RST = P2^0;	// pin 9	 header	1

void LCD_init(void);
void LCD_clear(void);
void LCD_write_english_string(unsigned char X,unsigned char Y,char *s);
void LCD_write_chinese_string(unsigned char X, unsigned char Y,
                   unsigned char ch_with,unsigned char num,
                   unsigned char line,unsigned char row);               
void LCD_write_char(unsigned char c);
void LCD_write_byte(unsigned char dat, unsigned char dc);
void delay_1us(void);                 
void LCD_write_english_char(unsigned char X,unsigned char Y,char s);