attimy
There are 1 repositories under attimy topic.
techn0man1ac/PerpetualLEDWristwatch
The simple and "Perpetual" WristWatch(project code name "LumiTime") with 12 red LEDs, it have LIR2430 Li-Ion battery and 12 solar cells, based on a simple Microchip microcontroller ATtiny13. It full open source(firmware and hardware).