recursive emulation

Chuck Guzis cclist at
Tue Jan 24 19:59:22 CST 2017

On 01/24/2017 05:49 PM, Eric Smith wrote:

> It actually wasn't *that* expensive.  Well, the development system
> was hideously expensive, but the chips weren't.  The General Data
> Processor (GDP, the "main" processor) was two chips, which together
> cost about $100 in modest quantities, and the Interface Processor
> (IP, an I/O channel interface that worked in conjunction with a 8-bit
> or 16-bit microprocessor) was about $50.  While that's a lot more
> expensive than an 8088, it was supposed to be a high-end processor,
> not a low-end processor like the 8088.  It's more appropriate to
> compare it to the early pricing of the 80286 with 80287.

Admittedly, this was before the 432 was released in any form, but I
recall "Fast Eddie" our Intel sales guy quoting us about $1K for a
chipset--this would have been about 1982.   That was expensive in
anyone's book.


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