Date   : Mon, 12 Dec 1994 14:29:54 +0000 (GMT)
From   : Mark Cooke <ee2015@...>
Subject: Re: MOS 1.20 versions

> lamcw wrote:
> 
> > MOS 1.20 may be the definitive MOS for the standard BBC Micro Model B but
> > just how many variants are there of this ROM? I've been poking code into
> > MOS and it occurred to me this might be a problem for the above reason.
> 
> Didn't the original Beebs come out with a 1.00 MOS ?  I never heard of
> a 1.10 version, though.
> 

What about BBC B+, Masters, Electrons etc?  :-)

Mark