Switches & Blinky Light Front Panel for PC?

geoffrey oltmans oltmansg at bellsouth.net
Tue Nov 24 09:08:13 CST 2009

This would surely be possible, but might require a device with some external software...

we use them all the time at my work... jtag debugger... just the presentation would be different (and less powerful).

From: Sridhar Ayengar <ploopster at gmail.com>
To: On-Topic and Off-Topic Posts <cctalk at classiccmp.org>
Sent: Tue, November 24, 2009 9:03:05 AM
Subject: Re: Switches & Blinky Light Front Panel for PC?

Rick Bensene wrote:
> OK, so this might break the ten year rule, but I'm curious.
> Has anyone ever built a switches and lights front panel for a PC?
> I'm talking a real front panel (not some USB-attached, software-driven
> thing) that can control an X86 PC...one that has address, data, and
> state lights, address/data switches, and control switches (Exam/Exam
> Next, Deposit, Load Address, Run/Stop, Single Step, etc.)?
> Is such a beast even possible?  Might be somewhat difficult with
> multi-core CPUs, but maybe a Pentium 3 or earlier?
> While such a thing would probably be of limited use for anything really
> practical, it would be interesting (to me at least) in some twisted way.

Can modern processors be single-stepped?

Peace...  Sridhar

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