Handheld Game Console

The MicroBox is a handheld game console that runs on an Arduino UNO R4

Arduino Team — February 10th, 2026 That shiny new Arduino UNO R4 board that you got has quite a bit of power under the hood, thanks to its Renesas RA4M1 Cortex-M4 microcontroller. It has more than enough power to run games and one great way to take advantage of that is by building Szymon Kubica’s MicroBox handheld console. The MicroBox design should be suitable for both the UNO R4 Minima and UNO...