Windows and devices - was Re: using new technology on old machines. Was: PDP-12 Restoration at the RICM

[Mark J. Blair]

> On Jun 17, 2015, at 10:50 , Toby Thain <toby at telegraphics.com.au> wrote:
> Here's a cute gotcha I hit this week:
> 
> - Have a running Windows 8.1 machine with PS/2 keyboard.
> - Shut it down, start up with only USB keyboard.
> - Shut down and boot again with PS/2 keyboard atached.
> - Windows ignores it (although BIOS flashes lights normally, etc).
> - Registry change (found by google) & reboot brings it back to life.
> 
> Can't imagine how many good keyboards were dumpster'd over that one.

Working in the GPS industry, I became all too familiar with how Windows can't tell the difference between a Microsoft Serial BallPoint and a 4800 baud NMEA stream.

-- 
Mark J. Blair, NF6X <nf6x at nf6x.net>
http://www.nf6x.net/