The Arduino cable tester is equipped with a touchscreen the Cable Tracer builds on a previous project that is now 70% smaller than its ...

The Arduino Cable Tracer has been created using an Arduino Mega 2560 board with its IO pins connected to USB-A, USB-C, Micro-B, and Mini-B ports.

The newly released Arduino Leonardo has a few very interesting features, most notably the ability to act as a USB keyboard and mouse thanks to the new ATmega 32U4 microcontroller. This feature isn&… ...

It's of course backwards compatible with existing Arduino add-ons, but sets itself apart with a new USB controller with lower latency and driver-free operation on Mac and Linux.

Once you’ve completed [Jethomson’s] modifications to the cable you can follow his examples for using this in conjunction with an Arduino.