Macros
#define	F_CPU 16000000UL

#define	LCD_PORT PORTD

#define	LCD_DDR DDRD

#define	LCD_DB 4

#define	LCD2_PORT PORTB

#define	LCD2_DDR DDRB

#define	LCD_RS 0

#define	LCD_EN 1

#define	LCD_BOOTUP_MS 15

#define	LCD_ENABLE_US 20

#define	LCD_WRITEDATA_US 46

#define	LCD_COMMAND_US 42

#define	LCD_SOFT_RESET_MS1 5

#define	LCD_SOFT_RESET_MS2 1

#define	LCD_SOFT_RESET_MS3 1

#define	LCD_SET_4BITMODE_MS 5

#define	LCD_CLEAR_DISPLAY_MS 2

#define	LCD_CURSOR_HOME_MS 2

#define	LCD_DDADR_LINE1 0x00

#define	LCD_DDADR_LINE2 0x40

#define	LCD_DDADR_LINE3 0x10

#define	LCD_DDADR_LINE4 0x50

#define	LCD_CLEAR_DISPLAY 0x01

#define	LCD_CURSOR_HOME 0x02

#define	LCD_SET_ENTRY 0x04

#define	LCD_ENTRY_DECREASE 0x00

#define	LCD_ENTRY_INCREASE 0x02

#define	LCD_ENTRY_NOSHIFT 0x00

#define	LCD_ENTRY_SHIFT 0x01

#define	LCD_SET_DISPLAY 0x08

#define	LCD_DISPLAY_OFF 0x00

#define	LCD_DISPLAY_ON 0x04

#define	LCD_CURSOR_OFF 0x00

#define	LCD_CURSOR_ON 0x02

#define	LCD_BLINKING_OFF 0x00

#define	LCD_BLINKING_ON 0x01

#define	LCD_SET_SHIFT 0x10

#define	LCD_CURSOR_MOVE 0x00

#define	LCD_DISPLAY_SHIFT 0x08

#define	LCD_SHIFT_LEFT 0x00

#define	LCD_SHIFT_RIGHT 0x04

#define	LCD_SET_FUNCTION 0x20

#define	LCD_FUNCTION_4BIT 0x00

#define	LCD_FUNCTION_8BIT 0x10

#define	LCD_FUNCTION_1LINE 0x00

#define	LCD_FUNCTION_2LINE 0x08

#define	LCD_FUNCTION_5X7 0x00

#define	LCD_FUNCTION_5X10 0x04

#define	LCD_SOFT_RESET 0x30

#define	LCD_SET_CGADR 0x40

#define	LCD_GC_CHAR0 0

#define	LCD_GC_CHAR1 1

#define	LCD_GC_CHAR2 2

#define	LCD_GC_CHAR3 3

#define	LCD_GC_CHAR4 4

#define	LCD_GC_CHAR5 5

#define	LCD_GC_CHAR6 6

#define	LCD_GC_CHAR7 7

#define	LCD_SET_DDADR 0x80

Functions
void	lcd_init (void)

void	lcd_clear (void)

void	lcd_home (void)

void	lcd_setcursor (uint8_t spalte, uint8_t zeile)

void	lcd_data (uint8_t data)

void	lcd_string (const char *data)

void	lcd_generatechar (uint8_t code, const uint8_t *data)

void	lcd_command (uint8_t data)

Detailed Description

Ansteuerung eines HD44780 kompatiblen LCD im 4-Bit-Interfacemodus http://www.mikrocontroller.net/articles/AVR-GCC-Tutorial/LCD-Ansteuerung

Definition in file lcd-routines.h.

Macros

Functions

Detailed Description