[rescue] Some days ....
Curtis H. Wilbar Jr.
rescue at hawkmountain.net
Sun Jun 8 15:12:50 CDT 2003
Even the processor ??? I don't think the 8086/8088 was that old when
IBM adopted it for the PC, so I fail to see how the processor could have
only been a few $. Other than the processor, most components on there
were probably pretty cheap.... especially in IBM's quantity purchase of
parts.
-- Curt
>Date: Sun, 8 Jun 2003 14:48:53 -0400
>Subject: Re: [rescue] Some days ....
>From: Dave McGuire <mcguire at neurotica.com>
>To: The Rescue List <rescue at sunhelp.org>
>Content-Transfer-Encoding: 7bit
>
>On Sunday, June 8, 2003, at 02:10 PM, Phil Stracchino wrote:
>>>> From: Phil Stracchino <alaric at caerllewys.net>
>>>> To be fair, it hasn't been that bad in a looooooooong time .... and
>>>> even then, at least half of it was the dain-brammaged OS's fault.
>>>
>>> ummm... IMHO PC hardware is seriously lacking in IRQs and DMA
>>> channels....
>>
>> Amen, brother. IBM really copped out by just daisychaining two
>> 8-channel IRQ chips in the AT architecture. They should have built in
>> a
>> single 32-channel (or better yet, 64-channel) chip, IMHO.
>
> That would have been good, but bear in mind the original PC wasn't
>designed to be scalable at all. The fact that the industry decided to
>adopt it as a de-facto standard was stupidity on the part of the
>industry, not IBM. (not trying to defend IBM here, but this is just
>the way it is)
>
> I think they did a very good job for a cheap "throwaway" design done
>by junior engineers. The production cost of the PC was almost nothing;
>there are exactly *zero* components on the original PC motherboard
>design that were more than a few dollars apiece.
>
> -Dave
>
>--
>Dave McGuire "I've grown hair again, just
>St. Petersburg, FL for the occasion." -Doc Shipley
>_______________________________________________
>rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
Curtis Wilbar
Hawk Mountain Networks
rescue at hawkmountain.net
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