On Monday 22 May 2006 9:50 am, Andy Kennedy wrote: > I am working with an embedded system that will have no user interaction > save the USB port. ... > > I have TTLs on the embedded system; I may just have to use those. Sounds like you need to design in some additional user interaction, either a LED driven by a GPIO to indicate "OK to remove", or else a LED driven by that port's root hub. (Some root hubs support the standardized root hub LED mechanisms; most don't.) - Dave
