Looking for North star software

Fred Cisin cisin at xenosoft.com
Mon Jul 2 22:31:30 CDT 2018

>> BUT, the Horizon can also manage 8" drives (SSSD soft-sector CP/M
>> standard!) with appropriate controller, or use other S100 FDC boards.

On Mon, 2 Jul 2018, allison via cctalk wrote:
> Really? not any of the MDS (SD or DD) controllers as they only know hard
> sector.    A Soft sector controller with rom
> on board then the situation changes.  Plan B is  a CPU with local eprom
> and use that as the system monitor to boot
> stuff to disk.
> The standard NS controllers have only a small rom enough to boot a NS SD
> or DD floppy using their controller
> where the roms are.
> . . . 
>  Â Â  The older
> of mine runs a MDC4 765 based soft sector
> controller and is an active highly modded CPM system.  The other is
> vanilla and tucked away.

Really, I just assumed that you could install a non-NorthStar disk 
controller, in addition to the stock one, or maybe instead, in order to 
be able to do soft-sector.

More information about the cctech mailing list