c64

  1. C

    6o6: virtualizing the 6502 on the 6502

    This is something I've literally tinkered with for over twenty years, so it's time to clean it up and open source it, along with the Incredible KIMplement 1.0, its original demonstration application (a KIM-1 emulator that runs on a Commodore 64). 6o6 "6502-on-6502" presents a full NMOS 6502 to...
  2. ComputerCompulsive

    Bizarre issue with NTSC C64 - running too fast?!?

    Hi there, Between parts for my various other projects I decided to boot up one of my C64s and verify that a disk drive I'm about to sell is still working. Well the good news is the drive is working the bad news is that the C64 has developed a couple bizarre flaws. 1) The disk drive was...