If you stare at the Device Manager and pull the USB/Serial adapter do the "Unknown Device" and "Base System Device" disappear?
Who is the manufacturer of the USB/Serial cable? On Fri, Mar 10, 2017 at 11:39 PM, Joe Giliberti via cctalk < cctalk@classiccmp.org> wrote: > Greetings! > I am trying to connect my IIc to my laptop through ADTPro and am > having trouble getting the FT232R adapter I bought from Retro Floppy. > The host computer is an HP Elitebook running Windows 7 Pro 64-bit. > When I first plugged in the cable, Windows tried and failed to find > the device drivers. I downloaded the drivers from the manufacturer of > the chip and and ran it. It told me installation was successful and > device manager recognized that there was a USB serial port, but > reported an Unknown Device and a Base System Device that didn't have > drivers installed. I tried to use ADTPro but it didn't see a serial > port. > > Has anyone run into this issue before? > > Thank you in advance! > Joe Giliberti >