“I’ve built a digital clock made out of 144 seven-segment displays controlled by an Arduino Nano. The segments are controlled by 18 MAX7219 ICs which can control up to 64 individual LEDs or 8 ...

For the simplest of builds, 7-segment display modules usually get dug up from the parts bin. ... The rest of the build is pretty plain vanilla — an Arduino Nano clone, a DS3231 RTC, ...

Inspired by a prank tweet, [Sam Ettinger] endeavored to create an SMD seven-segment display. The NanoRaptor NanoSegment implements a panel of seven-segment display modules sized at “0806&#82… ...