OKI if800 CP/M

Charles Anthony charles.unix.pro at gmail.com
Tue Mar 15 21:08:05 CDT 2016

On Tue, Mar 15, 2016 at 6:57 PM, Fred Cisin <cisin at xenosoft.com> wrote:

>>> In addition to the CP/M, the Oki if800 also existed with a version of
> Microsoft Stand-Alone BASIC; similar, but not a match for the NEC 8001.
> Don't know how wide spread that was, the disks that I worked on were some
> that Lee Felsenstein brought back from Soviet Union.
> I also once assisted Don Maslin with an NEC 9801 disk with the Stand-Alone
> BASIC format instead of either CP/M nor MS-DOS.
> For those not familiar, it has a directory in the middle of the disk.  The
> directory consists of two parts, a linked list of clusters and a table of
> directory entries.  Each directory had filename (some were 6.2 instead of
> 8.3), file size, and starting cluster number.  Radio Shack Coco is one
> such, and the MS-DOS directory was inspired by it.  Supposedly, Tim
> Paterson's company (Seattle Computer Products) shared a booth with
> Microsoft at NCC or the West Coast Computer Faire, and he liked the ideas
> behind the Stand-Alone BASIC directory structure.
> I have a vague late-70's memory of RSX-11 putting the directory in the
middle of the disk.

-- Charles

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