Content for KeyChainino


KeyChainino is a programmable electronic keychain with Arduino, where anyone can create their own game-and not only pastime. It consists of a 6x5 matrix in SMD LEDs and two buttons, all controlled from the small ATTINY84A, an Atmel 8-bit microcontroller in SMD. Programming is done via the ICSP connector, while the power is supplied by a CR2032 battery