UniDisk #1
UniDisk 3.5 Internals

Revised by Matt Deatherage (November 1988)
Written by Mike Askins (May 1985)

This Technical Note formerly described the internals of the UniDisk 3.5, and this information is now documented in the Apple IIGS Firmware Reference.


This Note formerly documented the internal structure of the UniDisk 3.5, primarily for those interested in providing copy protection. Apple Computer no longer supports copy protection schemes, and we strongly urge developers to make use of alternate methods to limit unauthorized duplication.

The internals of the UniDisk 3.5 are now documented in the Apple IIGS Firmware Reference.

Further Reference


This and all of the other Apple II Technical Notes have been converted to HTML by Aaron Heiss as a public service to the Apple II community, with permission by Apple Computer, Inc. Any and all trademarks, registered and otherwise, are properties of their owners.