Originally Posted by R. Belmont
IDE is essentially a 16-bit version of the WD1002, so using an IDE drive on a 1002 interface would be relatively simple (similar to interfacing IDE to an 8-bit CPU/bus like Apple II and C64 users have done).

It's very similar, but it's not 100% software compatible so you'd need to patch the code.

http://mirrors.apple2.org.za/apple.cabi.net/FAQs.and.INFO/DiskDrives/ide.guide.txt

You won't need (or be able to use) the WD1002 when using an IDE hard drive.