Date : Wed, 09 Jul 2003 08:06:32 +0000
From : <c.j.thornley@...>
Subject: Re: Unusual DFS
There was a mention of these in an ACORN USER magazine I have. They where
an alternative version of DFS and ram which had its only on board memeory
and allowed page to remain at E00 I think. The where reports that they where
incompatible with some copy protected games.
I'll see if i can drag the magazine out form the loft.
> From: Nick B <nickbeee@...>
> Date: Tue 08/Jul/2003 19:28 GMT
> To: BBC Micro list <bbc-micro@...>
> Subject: [BBC-Micro] Unusual DFS
> I've been given (another!) BBC-B but this one has an unsual disk
> interface. There is a plug-in PCB similar to the Acorn and other DFS
> PCB's, labelled "United Disk Memories Ltd" but the FDC controller is a
> 40-pin WD2793A-PL02, rather than a 1770 or 8271. It reports being DDFS-
> I did a web search on this animal but the only mention I found was in a
> Siemens PC-D.
> Has anyone encountered one of these and if so what incompatabilities
> might I expect?
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