Hand-rolling a CP/M machine

Allison ajp166 at bellatlantic.net
Tue Apr 24 11:27:21 CDT 2007


>
>Subject: Re: Hand-rolling a CP/M machine
>   From: "Ethan Dicks" <ethan.dicks at gmail.com>
>   Date: Tue, 24 Apr 2007 12:01:24 -0400
>     To: "General Discussion: On-Topic and Off-Topic Posts" <cctalk at classiccmp.org>

One other thing.. CPUs..

I've only mentioned Z80s.

Others from the junkbox would be:

8080 (for the three voltage masochist).
8085 (Also makes for simple systems)
NSC800 run it if you got one.
Z180
Z280
ez80 (in Z80 mode)

8085s are common and makes a fair CP/M system.  One caveat is that some
(far from all) applicaions software expects a Z80 though, most run on 8080 
and above.


Allison


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