On Tue, May 16, 2023, 8:30 PM Fred Cisin via cctalk <cctalk@classiccmp.org> wrote:
> Well, that would be "spot on", as the formatted capacity of an ST-251 was > 40 Megabytes. > > When used with MS-DOS, prior to MS-DOS 3.31, it would be partitioned as > two 20MB, or as a 32MB plus an 8MB. > (V3.31 was the first version of MS-DOS to support a partition larger than > 32MB) > That's how I used it on my DEC Rainbow under MS-DOS 2.11 and later 3.10b. And recently under venix... Warner On Tue, 16 May 2023, Mike Katz wrote: > > > The biggest drive I remember seeing on OS/9 was 20MB or 40MB. I > > don't remember the File Allocation Table size or format. > > > > On 5/16/2023 7:14 PM, Fred Cisin via cctalk wrote: > >> On Tue, 16 May 2023, Mike Katz via cctalk wrote: > >>> Most likely there was some kind of driver for the CoCo that > >>> converted the ST-251 into smaller logical drives for the CoCo > >>> Operating system. > >> > >> One fellow, who used to be involved in Cocos, recalls one or more > >> systems that handled it by MANY "virtual floppies" on the drive. > >> > >> I think that OS-9 may have had support for "big" drives. > >> > >> -- > >> Grumpy Ol' Fred ci...@xenosoft.com
