A small Arduino app that displays the characters of your Hitachi HD44780 LCD.
Designed for LCDs with 16-characters in width, and optimally 2-characters in height.
Empty pages 0?, 1?, 8? and 9? are skipped.
40 - 4F @ABCDEFGHIJKLMNO
Pins are defined as const bytes:
- RS, E,
D4, D5, D6, D7
- LiquidCrystal pins.
- LED
- [Optional] Status indicator LED. Turns HIGH when a valid input is registered and until both inputs are LOW. The default pin 13 is simply the pin attached to the built-in LED for most boards.
- LEFT, RIGHT
- [Input] The (button) inputs to flip to the previous or next page, respectively.