lcd.h

温度传感器DS18B20的读写程序

#ifndef _LCD_H
#define _LCD_H

#define LCD_CLEAR 0x01
#define LCD_RETURN	0x02

#define LCD_INPUT_MASK 0x04
#define LCD_RSHIFT 0x02
#define LCD_LSHIFT 0x00
#define LCD_MOVE 0x01
#define LCD_NOMOVE 0x00

#define LCD_OPEN_MASK 0x08
#define LCD_ON 0x04
#define LCD_OFF 0x00
#define LCD_CURSOR 0x02
#define LCD_NOCURSOR 0x00
#define LCD_BLINK 0x01
#define LCD_NOBLINK 0x00

#define LCD_MARQUEE_MASK 0x10
#define LCD_MCONTENT 0x08
#define LCD_MCURSOR	0x00
#define LCD_MRIGHT 0x04
#define LCD_MLEFT 0x00	

#define LCD_INIT_MASK 0x20
#define LCD_BIT8 0x10
#define LCD_BIT4 0x00
#define LCD_1LINE 0x00
#define LCD_2LINE 0x08
#define LCD_F5X8 0x00
#define LCD_F5X11 0x04

#define LCD_SET_CGRAM(addr) 0x40|addr
#define LCD_SET_DDRAM(addr) 0x80|addr

void lcd_init(void);
void lcd_PutStr(char* ptr);

#endif