An Arduino Wrapped In An OLED Wrapped Inside An Enigma ... - Hackaday

Hackaday

An Arduino Wrapped In An OLED Wrapped Inside An Enigma ... Hackaday It uses an Enigma emulator running on an Arduino, similar to one that he stuffed into a somewhat oversized wristwatch a few years ago. Fitting it into a pocket watch case required a bit of finagling, including a 0.5-mm thick main PCB that flexes a bit ...