Date   : Sat, 07 Sep 2002 11:07:44 +0100
From   : Sprow <news@...>
Subject: Re: Regaining disc drive memory work space

In article <kcC6zLAYtae9Ew5c@...>,
   Mike Tomlinson <mike@...> wrote:
> In article <001901c255db$aa9fe6c0$02000003@...>, james watson
> <james@...> writes

> >    When using a disc drive on a BBC micro, Page is moved from &E00 to 
> >    &1900 to create memory work space for the disc drive. Is possible  
> >    to regain the disc drive work space once the program has loaded. 
> >    I.e resetting page back to &E00. Can anybody give an example of 
> >    various techniques on how to achieve this.

> 1. If you don't open any random-access files (i.e. with
> A%=OPENOUT("filename"), you can use a disc drive with PAGE set at &1100.
> This gains you another 2k of RAM.

With "SLIMDFS" fitted,DFS's workspace is jiggled around in a very similar
manner to this,
 http://www.sprow.co.uk/bbc/software/bbconly.htm

Sprow.