lcd.h

freescale单片机HCS12对12864的驱动

#define uchar unsigned char
#define DATA PORTA
#define REQ PORTB_BIT3
#define busy PORTB_BIT4


extern  void sleep_ms(unsigned int count);
extern  void wr_comm (unsigned char comm,unsigned char addr_x,unsigned char addr_y);
extern  void display_chn(unsigned char const *chn, unsigned char length, unsigned char line);
extern  void display_ASCII(uchar const *chn, uchar length, uchar line);
extern  void display_dot(uchar x,uchar y);
extern  void diplay_image(uchar const *image,uchar x,uchar y,uchar dx,uchar dy);



extern  void jiemian1(void);
extern  void jiemian2(void);
extern  void jiemian3(void);


extern uchar start_x;
extern uchar const string1[]; 
extern uchar const string2[];
extern uchar const string3[];