hd20

  1. JDW

    ThinkC Nested Volume Manager DA in Megamax C

    I've known about this Nested Volume Manager article (by Mike Schuster of Adobe, April 1986) since 2007. I've always thought it was a neat concept, which I will summarize thusly: Format a HDD like the Apple HD20 (serial interface) and then use the special Desk Accessory (DA) and driver...
  2. JDW

    Calling all Hackers — Mod the HD20 INIT code?

    Folks, I discovered something new with my SE/30 & FloppyEMU last night. I reported it to Steve Chamberlin of BMOW, and he kindly wrote back with the answer. I thought it might be a situation where some of you vintage Mac hackers might get some kicks out of this. BACKGROUND As you know, the...