GitHub - mdcanham/Ethernet_Continuity_Tester: This Arduino project creates a simple device that allows the user to test for continuity between two ends of an ethernet cable.
cable tester
Ethernet (LAN RJ45) cable tester with Arduino | VarieCose
Best way to make a cable tester? - Project Guidance - Arduino Forum
Arduino on Twitter: "Make your own LAN cable tester with (or without) Arduino: https://t.co/sf9wRj62Om https://t.co/A7OVtFqbNp" / Twitter