Of course, there’s nothing unusual about using 7-segment displays ... a 3D-printed case and an Arduino Nano coupled with a DS1307 make the clock part work. Honestly, with a few changes, we ...

What do you do with 144 7-segment displays ... This presented a problem, as [Frugha] wanted to control the clock with a single Arduino Nano. Even charlieplexing won’t get you that many I ...

Reddit user Krukerfluk has created an awesome DIY digital clock using 144 x seven segment displays, combining them to create a larger LED display powered by an Arduino Nano. The small Arduino ...