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42 pfowler 1 
#ifndef lcd_h
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#define lcd_h
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#define LCD_ADDR        0x27
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#define LCD_CLEARDISPLAY        0x01
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#define LCD_RETURNHOME          0x02
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48 pfowler 8 
#define LCD_ENTRYMODESET	0x04
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#define LCD_DISPLAYCONTROL      0x08
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#define LCD_FUNCTIONSET         0x20
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#define LCD_SETCGRAMADDR	0x40
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#define LCD_SETDDRAMADDR	0x80
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#define LCD_DISPLAYON           0x04
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#define LCD_DISPLAYOFF          0x00
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#define LCD_CURSORON            0x02
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#define LCD_CURSOROFF           0x00
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#define LCD_BLINKON             0x01
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#define LCD_BLINKOFF            0x00
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#define LCD_ENTRYRIGHT 0x00
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#define LCD_ENTRYLEFT 0x02
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#define LCD_ENTRYSHIFTINCREMENT 0x01
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#define LCD_ENTRYSHIFTDECREMENT 0x00
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#define LCD_BACKLIGHT		0x08
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#define LCD_NOBACKLIGHT		0x00
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#define LCD_4BITMODE            0x10
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#define LCD_2LINE               0x08
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#define LCD_5x8DOTS             0x00
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#define LCD_MODE_CM     0x00                    // Command line
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#define LCD_MODE_RS     0x01                    // Write line
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#define LCD_MODE_RW     0x02                    // Read line
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#define LCD_MODE_EN     0x04                    // Enable line
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void lcd_init(void);
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void lcd_pergraph(uint8_t, uint8_t, uint8_t);
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void lcd_command(uint8_t);
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void lcd_char(uint8_t data);
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uint8_t lcd_print(char* str);
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void lcd_overprint(char * str, uint8_t len, uint8_t col, uint8_t row);
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void lcd_send(uint8_t, uint8_t);
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void lcd_write(uint8_t);
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void lcd_pulse(uint8_t);
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void lcd_createChar(uint8_t, uint8_t[]);
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inline void lcd_clear();
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inline void lcd_home();
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inline void lcd_backlight();
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inline void lcd_noBacklight();
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void lcd_display();
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void lcd_noDisplay();
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void lcd_setCursor(uint8_t, uint8_t);
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void lcd_autoscroll();
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42 pfowler 59 
#endif