On 2007-07-18, Jim Thompson wrote:
I want to switch a _USB_ mouse between multiple PC's.

Anyone know any tricks to fake out the unconnected PC's so they think
the mouse is there, but not sending data.

USB is all mastered by the host. The host (or both, in this case)
constantly interrogate the mouse to give it a chance to send back
movement info. You could try just switching in the right sense resistors
to claim the device is present, but when it stops responding things will
probably go badly.

Have you considered something like this:

http://synergy2.sourceforge.net/

--
Ben Jackson AD7GD

http://www.ben.com/