The tiny handheld console features a round display and is powered by an Arduino Nano ESP32 ... a 1.28″ round GC9A01-driven TFT LCD, a handful of jumper wires, and a few buttons.

Next up, a custom PCB to connect the keypad to an Arduino and a 20×4 LCD display was milled up, while a test case was designed and printed to check fitment. The final case was milled from a block ...

Using an Arduino Nano board together with a 2.2 inch UART HMI display the batteries can provide ... well as the.STL files to 3D print the custom case. Disclosure: Some of our articles include ...

sporting an Arduino Nano under the hood. It’s a fully custom design, with a hand-built metal case, a custom PCB for the keyboard, and a tiny OLED display for maximum retro green goodness.