KeyChainino is the first keychain game programmable with Arduino!
The heart of KeyChainino is the Atmel ATTINY84A-SSU microcontroller that drives a 6×5 red LEDs Matrix.
It is powered by CR2032 (3V) Coin-cell battery.
Shipped with Arkanoid game pre-installed.
Lovely made in Italy ❤️
To program KeyChainino, follow this guide.