Date   : Wed, 17 Jan 2007 01:31:47 +0000
From   : jgh@... (Jonathan Graham Harston)
Subject: ADFS and DFS in a beeb

>Message-ID: <45A78E25.4000206@...>
 
Jules Richardson <julesrichardsonuk@...> wrote:
> The other obvious question is whether Watford's DFS is compatible with the
> 1770 chip? (or the 1772)
 
Early versions of Watford's 1770 DFS were incompatible with
Acorn's 1770 interface. Later Watford 1770 DFSs use the same
interface as Acorn's 1770 DFS.
 
I need to dig out my Watford documentation, but I beleive that
Watford DDFS 1.44 and 1.54 use the Acorn 1770 spec interface.
 
See http://mdfs.net/System/ROMs/Filing/Disk for ROM images.
 
-- 
J.G.Harston - jgh@...                - mdfs.net/User/JGH
BBC BASIC for 30+ platforms - http://mdfs.net/Software/BBCBasic