[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 ...

Getting a character LCD running should be really simple. The gotcha is the logic level gap between the devices. If you’ve been working with Arduino ... loading the i2c module and writing ...

All you generally need is the Arduino IDE, which already includes most of the popular libraries for interfacing with ...