KeyChainino is the first keychain programmable with Arduino.
He’s back on our store!
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.
The package includes a 6 pin ISP header.