[GreenKeys] USB-teletype adapters (update #2)

[epvgk at limpoc.com]

On Fri, May 06, 2016 at 11:46:43PM -0400, COURYHOUSE at aol.com wrote:
> Eric - I had  not  tried it on 10 yet... what  was  the  problem and the 
> work a round?

I don't know - it just worked for me, but someone else had trouble where it looked
like it was installed and showed up as COM3: but accessing the device didn't actually
talk to the card, it just echoed keystrokes. 

> So  far have tested the  card in local mode ... got to get the  power 
> supply  for 60 mil. then I will light  off 
> the UPI teletype  . For today I am standing still.
>  
> Question - does the  TU board also have optical isolation of the  loop  
> from the signal area?
>  
> Thanks Ed#

Yes, Ed. You can expect any hardware I design that touches a TTY loop to isolate
it optically from everything else. 


eric