Date   : Thu, 19 Jan 2006 01:30:19 +0000
From   : jgh@... (Jonathan Graham Harston)
Subject: Re: Please put my mind to rest!

Pete Turnbull <pete@...> wrote:
> > They would quite happily tell me what was on the disks when
> > using a *CAT 
 
> I bet you have an 80-track drive and some 40-track disks, or
> vice-versa.  Either combination will give you exactly that effect --
> able to read track zero but no other.
 
Very sneaky and not to be relied on:
 
After doing *CAT do PRINT ?&F07. A 40 track disk is likely to
return 144 and an 80-track disk is likely to return 32.
 
-- 
J.G.Harston - jgh@...                - mdfs.net/User/JGH
BBC BASIC for the Sinclair Spectrum - http://mdfs.net/Software/Spectrum