Hackaday (unofficial) June 15, 2021 9:00pm Developing a Power Over Ethernet Stack Light #ledhacks #microcontrollers #dmx #esp32 #ethernet #poe #poweroverethernet #stacklight #hackaday posted by pod_feeder_v2 Developing A Power Over Ethernet Stack Light A common sight on factory floors, stack lights are used to indicate the status of machinery to anyone within visual range. But hackers have found out you can pick them up fairly cheap online, so we…