[Usmar A. Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard. but he’s also included alternative options to go without an LCD screen by using a computer ...

[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 ...

In fact, the Pico is more similar to Arduino microcontroller boards, which are made to be interfaced with a wide variety of hardware, from basic LEDs and buzzers to more sophisticated LCD and Wi ...