Sender: saines AT uunet DOT uu DOT net Message-ID: <3714CEFE.1CEC019C@elves.net> Date: Wed, 14 Apr 1999 13:23:10 -0400 From: wayward Organization: The Home for Wayward Elves X-Mailer: Mozilla 4.05 [en] (X11; U; SunOS 5.5.1 sun4u) MIME-Version: 1.0 To: opendos AT delorie DOT com Subject: Re: Maximum floppy drive size References: <2B945DA2589 AT reze-1 DOT rz DOT rwth-aachen DOT de> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Reply-To: opendos AT delorie DOT com Would the zipdisk need to be reformatted if used in this case? Would it still be readable on other computers using conventional drivers? Thanks, ---steve Matthias Paul wrote: > > A long while ago, on Tue, 23 Feb 1999, Ray Greene wrote: > > > I have come across a driver called ZapA that will let you access and boot > > from a Zip drive as though it were a floppy drive - the Zip drive becomes > > a: or b: - at http://www.blueskyinnovations.com > > > > However, it says that MS-DOS will only recognise up to a 32Mb floppy drive, > > which is a waste of a lot of Zip disk space. > > > > Can anyone tell me if OpenDOS has the same 32Mb limit for floppy drives? > > As others have already answered, DOS assumes floppies to be FAT12, > which explains the 32 Mb limit. However, there is also another > limitation, the maximum count of sectors per track. DR DOS tools like > FORMAT, DISKCOPY, and DISKCOMP will (currently) support a maximum of > 36 sectors per track for removable floppy-like media, since this is > the sector count of 3.5" extra-density (ED) floppies (2.88Mb/4Mb), > which, however, failed to get a larger acceptance. This is due to > code allocating memory for track buffering. > > Matthias > > ------------------------------------------------------------------- > Matthias Paul, Ubierstrasse 28, D-50321 Bruehl, Germany > eMail: > Web : http://www.rhrz.uni-bonn.de/~uzs180/mpdokeng.html > ------------------------------------------------------------------- -- Steven R. Aines http://www.elves.net wayward AT elves DOT net The Home for Wayward Elves P.O. Box 3496 Arlington, VA 22203 -----------