15 Aug
2019
15 Aug
'19
12:45 p.m.
From: Paul Birkel
But which bus? There are three ...
So I'm clearly not very awake this morning. I can only think of two major
quad-width DEC standard slots - SPC (UNIBUS) and dual QBUS. What's the third
- PMI? (MUD is hex, as is Fastbus.) Or OMNIBUS, if we're not restricted to
PDP-11's?
Noel
15 Aug
15 Aug
1:16 p.m.
-----Original Message-----
From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Noel
Chiappa via cctalk
Sent: Thursday, August 15, 2019 12:45 PM
To: cctalk at classiccmp.org
Cc: jnc at mercury.lcs.mit.edu
Subject: Re: GW-DEC-1: A New DEC Prototyping Board
From: Paul Birkel
But which bus? There are three ...
So I'm clearly not very awake this morning. I can only think of two major
quad-width DEC standard slots - SPC (UNIBUS) and dual QBUS. What's the third
- PMI? (MUD is hex, as is Fastbus.) Or OMNIBUS, if we're not restricted to
PDP-11's?
Noel
-----
OMNIBUS, yes. Use case: http://tronola.com/html/ram_for_pdp-8e.html
-----
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