There are LED clocks ... the ring clock to pupil searing levels. The clock runs on ATMega1284P, with timekeeping handled by an NXP PCF8563 real-time clock chip. Code is written in Arduino ...

[Barzok] has a very minimal clock build. It takes a handful of LED arrays with an integrated driver, an Arduino Nano, a real-time clock module, and a voltage regulator. The software uses a custom ...

If you are considering purchasing a Nixie tube clock kit you may be interested in a new Arduino project published ... almost instantly with the arrival of LED displays!” Watch this video on ...

and building a frame for the clock. Once the model was completed, it was only a matter of applying the appropriate code to the arduino for control over the LED lights. He found a code on Adafruit ...

We have seen quite a few different geeky clocks before on Geeky Gadgets, the latest one is this cool Arduino Weather Clock ... For example, you could incorporate LED lights to indicate different ...