lcd.h

在C196单片机上做的液晶驱动

#ifndef _LCD_H_
#define _LCD_H_

extern char		cCursorX;
extern char		cCursorY;

extern char		cCursorDeltaY;

extern char		cCursorSelect;
extern char		cCursorMaxPos;

//inplemented in lcd.asm
//extern void LCM_MADE_CGRAM();
//extern void FULL_ASCII();
//extern void LCM_INIT();
extern void CLR_LCMRAM();

void ShowCursor();
void SetLcmAddr(char x,char y,char TxtArea);
void LcmWriteByte(unsigned char c);
void LcmInit();

//画水平线
void LineHorizontal(unsigned char x1,unsigned char x2,unsigned char y);

//画竖直线
void LineVertical(unsigned char x,unsigned char y1,unsigned char y2);

void DrawRect(unsigned char x,unsigned char y,unsigned char width,unsigned char height);

//清除一个矩形区域
void ClearRect(unsigned char x,unsigned char y,unsigned char width,unsigned char height,char TxtArea);

//清屏
void ClearScreen();

#endif  //end of _LCD_H_