[A83] Re: microcode

To: assembly-83@lists.ticalc.org
Subject: [A83] Re: microcode
From: Olle Hedman <alh@home.se>
Date: Sat, 15 Sep 2001 17:20:39 +0200
In-Reply-To: <006701c13df7$88788220$090a0a0a@qxd2j>
Reply-To: assembly-83@lists.ticalc.org

At 16:53 2001-09-15, you wrote:
> >handles the i8080 (horrible syntax), Z80 and M6800 (that's not the M68000
> >>from the Ti89/92[+]).
>
>It's its predecessor afaik

A 6800 has more in common with a z80 then with a 68000 though.
8 bit, and similar assembler syntax.

> >Somewhere in the book I've found some things about
> >microcode, so I'll take a look... Don't give you much of a chance it can be
> >done, as far as I have read (Thomas Scherrer's hompage) the Z80 is one of
> >the biggest CPU's which are "hardwired", which says as much as, "it doesn't
> >use microcode".

Hmm.  I missed out on the start of this discussion because of emailtrouble.
What was it about originally?
I don't know any processor where you can actually _change_ the microcode.
The microcode is a large part of what makes the processor behave as it does...

///Olle

Follow-Ups:

[A83] Re: microcode

From: "David Phillips" <david@acz.org>

References:

[A83] Re: microcode

From: "Ronald Teune" <rtwolf@gmx.net>