Subversion Repositories group.electronics

#ifndef lcd_h
#define lcd_h
#define LCD_ADDR        0x27

#define LCD_CLEARDISPLAY        0x01
#define LCD_RETURNHOME          0x02

#define LCD_DISPLAYCONTROL      0x08
#define LCD_FUNCTIONSET         0x20

#define LCD_DISPLAYON           0x04
#define LCD_DISPLAYOFF          0x00
#define LCD_CURSORON            0x02
#define LCD_CURSOROFF           0x00
#define LCD_BLINKON             0x01
#define LCD_BLINKOFF            0x00


#define LCD_4BITMODE            0x10
#define LCD_2LINE               0x08
#define LCD_5x8DOTS             0x00

#define LCD_MODE_CM     0x00                    // Command line
#define LCD_MODE_RS     0x01                    // Write line
#define LCD_MODE_RW     0x02                    // Read line
#define LCD_MODE_EN     0x04                    // Enable line

void lcd_init(void);
void lcd_command(uint8_t);
void lcd_char(uint8_t data);
void lcd_send(uint8_t, uint8_t);
void lcd_sendNib(uint8_t);
void lcd_write(uint8_t);
void lcd_pulse(uint8_t);

#endif