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Date   : Tue, 08 Aug 2000 19:06:07 +0100
From   : Simon Marchese <simon_marchese@...>
Subject: Re: Alive again

Mike, when downloading these files with Netscape I the length of
tdgood.rom as 8219, which my BeebEm rejects. Any chance you could zip
them up there? It might get through more accurately.

Mike Tomlinson wrote:
> 
> 
> In article <3982AA1E.B78F019C@...>, Isabel Cisternas & Robert
> Schmidt <rschmidt@...> writes
> 
> >I'm sure I have one somewhere.  The collection in
> >http://nvg.org/bbc/disk/watford should have at least one copy.  I know
> >I've played it in BeebEm, and don't really know why a bogus one is
> >online.
> 
> Right.  After a bit of fiddling, I found amongst my discs a tape copy of
> Hampstead which has been transferred to disc using Vine Micro's TD ROM.
> This was a tape-to-disc utility which aided in the transfer of tapes to
> disc. (side note: the ROMs were serialised so that they would only
> reload files using the same TD ROM originally used to copy the tape, to
> prevent piracy. If a different TD ROM is used, an error message "Disc
> loading error." is given.
> 
> Using pcBBC (v1.02) attempting to load a file using the TD ROM gives
> "Disc loading error" even if the correct ROM is used.  BeebEm (v0.9)
> does not do this - in other words, it works.
> 
> On my website I have loaded the following files:
> 
> http://jasper.org.uk/games9.ssd
> http://jasper.org.uk/tdgood.rom
> http://jasper.org.uk/tdbad.rom
> 
> games9 is a disc image which contains some games, including Hampstead,
> transferred from tape to disc using TD ROM. tdgood.rom is the TD ROM
> which will load those games, tdbad.rom is one that won't.  (I can't
> remember where I got tdbad from, but it's noticeable that it's 16k
> whereas tdgood is 8k)
> 
> Using tdgood, Hampstead loads and runs OK.  Might be of use to someone
> wanting to hack the Hampstead tape file (V.H/STEAD) and see how it
> works.
> 
> --
> Mike Tomlinson
> mike@...
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