68020 vs 68EC020

From: Ryan K. Brooks <ryan_at_inc.net>
Date: Tue May 25 16:15:22 1999

"Zane H. Healy" wrote:

> > > An A1200 question: what's the difference between the 68020 and 68EC020?
> >
> > I believe the 'EC' version is for Embedded Control, and lacks some of the
> > functions of the plain 68020 (probably MMU-related or something).
>
> IIRC, the 68020 as a whole lacks a MMU. I want to say that the EC version
> lacks some instructions which then have to be emulated in software by the
> AmigaOS, but I don't seem to remember for sure. I know that's the case with
> the 68060, so I might be getting it mixed up with that.
>

Nope, instruction set is 100% complete.

Ryan Brooks
ryan_at_inc.net


>
> Zane
Received on Tue May 25 1999 - 16:15:22 BST