Posted in LED Hacks Tagged 74hc595, ESP32, led, LED array, led matrix, RGB LED matrix, ws2812, ws2812b Morphing Digital Clock Will Show You A Good Time July 10, 2018 by Kristina Panos 27 Comments ...

Refresh time could perhaps be a bit snappier, though; maybe an ESP32 could help with that. [via Arduino Blog ] Posted in LED Hacks Tagged Arduino Uno , matrix , phototransistor , raster , scanning ...