Some time ago I worked on a tool for powering on and off USB hub ports. Most hubs don't have the circuitry for the power to work, but you could blink the lights

Some time ago I worked on a tool for powering on and off USB hub ports. Most hubs don't have the circuitry for the power to work, but you could blink the lights. Hubs might make a nice set of indicator lights for something like this. https://github.com/codazoda/hub-ctrl.c https://github.com/codazoda/hub-ctrl.c