Hitachi HD44780 LCD controller

HD44780 LCD controller and HD44100 drivers on the back side of a 40266 LCD module

The Hitachi HD44780 LCD controller is an alphanumeric dot matrix liquid crystal display (LCD) controller developed by Hitachi in the 1980s. The character set of the controller includes ASCII characters, Japanese Kana characters, and some symbols in two 40 character lines. Using an extension driver, the device can display up to 80 characters.[1] Numerous third-party displays are compatible with its 16-pin interface and instruction set, making it a popular and cheap LCD driver.[2]

  1. ^ Sanchez & Canton 2007, p. 275
  2. ^ "Using the Hitachi HD44780 with the Arduino". Best-Microcontroller-Projects. Retrieved 2 January 2023.