HD44780-decoder

Arduino Library for decoding HD44780 protocol. This is useful when you want to extract information from a proprietary system that uses an HD44780 LCD.

This runs on an Arduino Nano. 4-bit and 8-bit implemented and tested.

Inspired by:

• https://github.com/dsalzman/HD44780-decoder/blob/master/main.ino
• https://github.com/sp0x/LcdSniffer/blob/master/lcd_receiver.ino