Usb Y Cable - How to Discuss

Usb y cable

Is there any danger when connecting an USB Y cable? Y-cables are not included in the USB specification for some reason. Connecting the A connectors of the Y cable to two different ports on a host (two different computers, a computer and a hub, etc.) can cause different electrical problems: one of the hosts can be off and the other on .

What's an USB Y cable?

Traditional Y-shaped USB cables allow a USB device to be powered from two USB host ports simultaneously, transferring data to only one of these ports. As long as the host has two USB outputs, it can be used to power a device that requires more power than a single USB port can provide (but can't provide more than two ports), without the need for a power adapter.