Front Panel Theory

From: Doug Yowza <yowza_at_yowza.com>
Date: Thu Nov 26 03:16:37 1998

On Wed, 25 Nov 1998, Allison J Parent wrote:

> < know about is the Ithaca Intersystems DPS-1. It's pretty! And it's th
> < only one I've seen that had breakpoint capability.
>
> It was a "soft" front pannel where the switches interacted with a limited
> amount of rom like the altair 8800B. The Heath H8 and several others did
> nearly the same thing but used an octal keypad.

If you're suggesting that the breakpoint capability of the DPS-1
front-panel was merely something that tickled a ROM monitor and told it to
drop a software breakpoint, then BZZZT! That would be cheating.
Received on Thu Nov 26 1998 - 03:16:37 GMT