This suits the commonly available Arduino shields which combine a 16×2 character LCD with a set of four tactile buttons in a cross formation. However, modifying the code to use an alternate ...

[Tobie’s] part of the hack is to use an Arduino and a few buttons as the controller. It’s easy to set up and we think the breadboarded controller approximates the size and weight of an LCD ...

This allows connection to your Arduino (or other microcontroller) using only four channels. Yippee! Hitachi’s HD44780 based 16×2 character LCD are very cheap and widely available, and is an essential ...

I cannot get over how easy it is to get code running on an Arduino, allowing me to write the code to try to connect to a 20 character x 4 line LCD (wearing an I2C-to-parallel ... to quickly and ...