Purple streetlights cast a mysterious, eerie and fleeting glow across the nation
A purple wave of faulty streetlights has swept across the USA, generating incorrect theories, bad lighting and fans of an ...
Hackaday13y
Color Sensing With An RGB LED And Photoresistor
[Fjord Carver] brings together an RGB LED and CdS Photoresistor to make a color sensor. Those Cadmium Sulfide lights sensors usually have a very wide swing of resistance when exposed to varying ...
Hackaday3y
Dedicated LED Animation Framework For ESP32
Using ESP32s with remote software updates is easier, but [Eric] also wanted to make the code simpler ... It keeps track of the current color of every LED in the system and allows the user to ...