By using these driver ICs, the complexity of wiring and control is significantly reduced. “I’ve built a digital clock made out of 144 seven-segment displays controlled by an Arduino Nano.

The 7-segment display certainly is a popular build, and surprisingly people still come up with new takes on this over a hundred-year-old way to represent numbers. This time [jegatheesan.soundarapan… ...

Posted in clock hacks, LED Hacks Tagged 7 segment LED display, arduino nano, clock, DS3231, led, neopixel ring, Neopixels, ws2812b ...