lcd12864.h

标准键盘PS2与单片机之间的通信

#ifndef _LCD12864_H_
#define _LCD12864_H_

#define DataLine P0
sbit BUSY = P0;
sbit DI = P2^3;											
sbit RW = P2^5;
sbit E  = P2^7;
sbit CSA = P2^6;							//选走屏
sbit CSB = P2^4;

unsigned char Rddata( void );
unsigned char read_dat_L( void );
unsigned char read_dat_R( void );
void set_point( unsigned char, unsigned char );
void Disp_Img(unsigned char code *img);      //显示图片
void lcd_init( void );
void lcd_clr( void );
void write_cmd_L( unsigned char );			//写左屏指令
void write_cmd_R( unsigned char );			//写右屏指令
void write_dat_L( unsigned char );			//写左屏数据
void write_dat_R( unsigned char );			//写右屏数据
void lcd_putchar8x8( unsigned char ,unsigned char ,unsigned char  );
void hz_disp( unsigned char, unsigned char, unsigned char *hz );
void hz_disp12x12( unsigned char x, unsigned char y, unsigned char *hz );
void hz_disp12x120( unsigned char x, unsigned char y, unsigned char *hz );
void hz_disp32x32( unsigned char x, unsigned char y, unsigned char *hz );
void hz_disp128x32( unsigned char x, unsigned char y, unsigned char *hz );
#endif