Apple 1 ROM disassembly

The “monitor ROM” of an Apple 1 fit in one page (256 bytes). This is my attempt to take the disassembled code, give names to the variables and routines, and try to document how it worked.

Amazing work.

4 Comments

  1. 2018-09-11 7:00 am
    • 2018-09-11 12:56 pm
    • 2018-09-12 9:58 am
  2. 2018-09-11 12:46 pm