Re: Apple HD20 on an A2

[shack@southwind.net (Randy Shackelford)]

In article <8clvql$13uu$1@news.gate.net>,
Louis Schulman <louiss@gate.net> wrote:
>In <38edfccb$1@news1.svn.net>, "Paul Grammens" <grammens@svn.net> writes:
>>There is a forsale post on comp.sys.apple2.marketplace for an Apple HD20,
>>the one that runs off a Mac floppy port. It says the disk is formatted
>>ProDos, and can be used on an Apple II.  Is this true? If so, anyone have
>>any experience with this, who can say how to get one working with an A2?
>>(which models it works with, any formatting or driver software required.)
>>TIA,
>>-Paul
>>
>>
>I think this is a mistake.  The drive is probably formatted MFS, the file
>system the first Macs used, before HFS.
>
>The drive only works with a few early Macs, the 512, Plus and possibly SE,
>because they are the only machines with info in their ROMs to understand
>the drive.  I never heard of any way to make one work with a //.

You can use it on any Mac with a floppy port. I tried it on my SE/30 once.
They eventually dropped system support for it, so if I booted 7.5.5 on my
SE/30 it didn't show up. Floppy ports disappeared off Macs starting with
the first Quadras so it's a moot point there.
--
Offsite mail to this host gets nuked.