lcd.h

12864液晶显示屏结合周立功7290按键显示的具体例子

//延时子程序
extern void delay(unsigned int t);
//测忙
extern void chk_busy();
//读数据
extern unsigned char lcdrd();
//写数据
extern void lcdwd(unsigned char dispdata);

//写指令代码
extern void lcdwc(unsigned char cmdcode);

//初始化
extern void lcdreset();

extern void hzkdis(unsigned char code *s);

//整屏显示
//当ii=0时显示上面128×32
//当ii=8时显示下面128×32
extern void lcdfill(unsigned char disdata);


//在任意位置显示任意图画 y1,x1,y2,x2为图画坐标,行数0-63,列数0-7, disdata为显示数据 
extern void xiansi(unsigned char y1,unsigned char x1,unsigned char y2,unsigned char x2,unsigned char *disdata);


//y为显示的行，x为显示的列,x1,x2为显示的数字
extern void shuzi(unsigned char y,unsigned char x,unsigned char x1,unsigned char x2);


//显示任意字符   y为显示的行,x为显示的列,s为显示的字符
extern void zifu(unsigned char y,unsigned char x,unsigned char code *s);