Hitachi HD44780 LCD controller

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. Numerous third-party displays are compatible with its 16-pin interface and instruction set, making it a popular and cheap LCD driver.

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