Speaking of multiple processors...
M H Stein
dm561 at torfree.net
Thu Nov 15 10:29:05 CST 2007
Date: Thu, 15 Nov 2007 08:32:02 +0000
From: Gordon JC Pearce <gordonjcp at gjcp.net>
Subject: Re: Speaking of multiple processors...
On Thu, 2007-11-15 at 00:32 -0500, Roy J. Tellason wrote:
> Didn't that "Superbrain" computer use a couple of Z80 chips in there? IIRC,
> one was the "main" CPU and the other one handled I/O tasks of some sort
It does. I believe one handles disk accesses, while the other does the
rest. Once I get mine working, I'll tell you more.<snip>
Cromemco also had Z80s on their I/O processor boards, and when the later 680x0
CPU boards dropped the Z80 you could still run your Z80 programs on the I/O card.
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