76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/*****************************************************************************
|
|
Title : HD44780 Library
|
|
Author : SA Development
|
|
Version: 1.11
|
|
Modifications for: Arduino Mega 2560
|
|
Itead Studio Arduino 1602 LED Keypad Shield
|
|
Modified by: Silver Kits <silver.kits@eesti.ee> October 2016
|
|
*****************************************************************************/
|
|
#ifndef HD44780_H
|
|
#define HD44780_H
|
|
|
|
|
|
//LCD Commands for HD44780
|
|
#define LCD_CLR 0 // DB0: clear display
|
|
|
|
#define LCD_HOME 1 // DB1: return to home position
|
|
|
|
#define LCD_ENTRY_MODE 2 // DB2: set entry mode
|
|
#define LCD_ENTRY_INC 1 // DB1: 1=increment, 0=decrement
|
|
#define LCD_ENTRY_SHIFT 0 // DB0: 1=display shift on
|
|
|
|
#define LCD_DISPLAYMODE 3 // DB3: turn lcd/cursor on
|
|
#define LCD_DISPLAYMODE_ON 2 // DB2: turn display on
|
|
#define LCD_DISPLAYMODE_CURSOR 1 // DB1: turn cursor on
|
|
#define LCD_DISPLAYMODE_BLINK 0 // DB0: blinking cursor
|
|
|
|
#define LCD_MOVE 4 // DB4: move cursor/display
|
|
#define LCD_MOVE_DISP 3 // DB3: move display (0-> cursor)
|
|
#define LCD_MOVE_RIGHT 2 // DB2: move right (0-> left)
|
|
|
|
#define LCD_FUNCTION 5 // DB5: function set
|
|
#define LCD_FUNCTION_8BIT 4 // DB4: set 8BIT mode (0->4BIT mode)
|
|
#define LCD_FUNCTION_2LINES 3 // DB3: two lines (0->one line)
|
|
#define LCD_FUNCTION_10DOTS 2 // DB2: 5x10 font (0->5x7 font)
|
|
|
|
#define LCD_CGRAM 6 // DB6: set CG RAM address
|
|
#define LCD_DDRAM 7 // DB7: set DD RAM address
|
|
|
|
#define LCD_BUSY 7 // DB7: LCD is busy
|
|
|
|
// LCD columns and rows definitions
|
|
#define LCD_ROW_1_START 0
|
|
#define LCD_ROW_2_START 64
|
|
#define LCD_ROW_1_LAST_VISIBLE_COL 15
|
|
#define LCD_ROW_1_LAST_COL 39
|
|
#define LCD_ROW_2_LAST_VISIBLE_COL 79
|
|
#define LCD_ROW_2_LAST_COL 103
|
|
#define LCD_COLS_MAX 103
|
|
#define LCD_VISIBLE_COLS 16
|
|
|
|
// Maximum character what can be displayed with 1 byte
|
|
#define LCD_MAX_CARACTER 255
|
|
|
|
|
|
void lcd_init();
|
|
void lcd_command(uint8_t cmd);
|
|
|
|
void lcd_clrscr();
|
|
void lcd_clr(uint8_t pos, uint8_t len);
|
|
void lcd_home();
|
|
void lcd_goto(uint8_t pos);
|
|
|
|
#if RW_LINE_IMPLEMENTED==1
|
|
uint8_t lcd_getc();
|
|
#endif
|
|
|
|
void lcd_putc(char c);
|
|
void lcd_puts(const char *s);
|
|
void lcd_puts_P(const char *progmem_s);
|
|
#if (LCD_DISPLAYS>1)
|
|
void lcd_use_display(int ADisplay);
|
|
#endif
|
|
|
|
#endif
|
|
|