Subversion Repositories group.electronics

Rev

Rev 49 | Rev 52 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
42 pfowler 1 
#ifndef lcd_h
2 
#define lcd_h
3 
#define LCD_ADDR        0x27
4 
 
5 
#define LCD_CLEARDISPLAY        0x01
6 
#define LCD_RETURNHOME          0x02
7 
 
48 pfowler 8 
#define LCD_ENTRYMODESET	0x04
42 pfowler 9 
#define LCD_DISPLAYCONTROL      0x08
10 
#define LCD_FUNCTIONSET         0x20
48 pfowler 11 
#define LCD_SETCGRAMADDR	0x40
46 pfowler 12 
#define LCD_SETDDRAMADDR	0x80
42 pfowler 13 
 
14 
#define LCD_DISPLAYON           0x04
15 
#define LCD_DISPLAYOFF          0x00
16 
#define LCD_CURSORON            0x02
17 
#define LCD_CURSOROFF           0x00
18 
#define LCD_BLINKON             0x01
19 
#define LCD_BLINKOFF            0x00
20 
 
48 pfowler 21 
#define LCD_ENTRYRIGHT 0x00
22 
#define LCD_ENTRYLEFT 0x02
23 
#define LCD_ENTRYSHIFTINCREMENT 0x01
24 
#define LCD_ENTRYSHIFTDECREMENT 0x00
25 
 
45 pfowler 26 
#define LCD_BACKLIGHT		0x08
27 
#define LCD_NOBACKLIGHT		0x00
42 pfowler 28 
 
29 
#define LCD_4BITMODE            0x10
30 
#define LCD_2LINE               0x08
31 
#define LCD_5x8DOTS             0x00
32 
 
33 
#define LCD_MODE_CM     0x00                    // Command line
34 
#define LCD_MODE_RS     0x01                    // Write line
35 
#define LCD_MODE_RW     0x02                    // Read line
36 
#define LCD_MODE_EN     0x04                    // Enable line
37 
 
38 
void lcd_init(void);
49 pfowler 39 
void lcd_pergraph(uint8_t, uint8_t, uint8_t);
42 pfowler 40 
void lcd_command(uint8_t);
41 
void lcd_char(uint8_t data);
48 pfowler 42 
uint8_t lcd_print(char* str);
51 pfowler 43 
void lcd_overprint(char * str, uint8_t len, uint8_t, uint8_t);
42 pfowler 44 
void lcd_send(uint8_t, uint8_t);
45 
void lcd_write(uint8_t);
46 
void lcd_pulse(uint8_t);
48 pfowler 47 
void lcd_createChar(uint8_t, uint8_t[]);
42 pfowler 48 
 
46 pfowler 49 
inline void lcd_clear();
50 
inline void lcd_home();
51 
inline void lcd_backlight();
52 
inline void lcd_noBacklight();
53 
void lcd_display();
54 
void lcd_noDisplay();
55 
void lcd_setCursor(uint8_t, uint8_t);
48 pfowler 56 
void lcd_autoscroll();
45 pfowler 57 
 
58 
 
42 pfowler 59 
#endif