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From: rbowman <bowman@montana.com>
Newsgroups: alt.folklore.computers,comp.os.linux.misc
Subject: Re: The "Good" Old Days - Complete Specs for DX-10 Operating System
Date: 3 Oct 2024 01:46:45 GMT
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On Wed, 2 Oct 2024 18:07:21 -0700, Peter Flass wrote:

> rbowman <bowman@montana.com> wrote:
>> On Wed, 2 Oct 2024 09:15:02 -0700, John Ames wrote:
>> 
>>> I've always found the 9900 concept interesting, although its core
>>> assumption about memory speed doesn't really hold up today; much of
>>> the architecture was eventually reincarnated in TI's MSP430 series
>>> micro- controllers, but they ditched the memory-resident register
>>> file. But for the time, context-switching certainly didn't get any
>>> faster than that; only three actual registers to save, but you still
>>> got a comfortably PDP-11ish environment from the programmer's
>>> perspective.
>> 
>> I worked on one project that used the 9900. Its claim to fame is TI had
>> a rad hard version.
>> 
>> 
> Skidmore College had one.

Figures...  I went to RPI years before the 9900 was even a dream. Let's 
just say the girls from Skidmore, Vassar, and Bennington weren't the most 
approachable for nerdy engineers. I hadn't thought about Skidmore in 
decades.