Ruud's Commodore Site: Documents Home Email

Documents



  • 74LS612 - Memory Management Unit
    Expand your C= with another 8 address lines.
  • The $D700/$D7FF area
    Add an extra I/O-area to your C64 or X128.
  • Disk-images
    Info about the structure of several disk images.
  • IEEE-488
    Facts and figures about the IEEE-interface used by the PET- and CBM-models.
  • Hardware course
    A document that explains the working of a processor and computer at the level of digital gates.
  • The ISA-bus
    The pin outs and their meaning of the PC ISA-bus.
  • The PC-1 - bus
    The pin outs and their meaning of the Commodore PC-1 expansion bus.
  • What are PLD files?
    An explanation of PLD files: source files to program PALs and GALs.
  • SASI interface
    Information about the SASI interface. This predecessor of the SCSI interface is used in the Commodore 9060 and 9090 hard drives.
  • Schematics
    All kind of schematics, re-engineered or copies, of equipment I own or regularly need.
  • Source codes
    Source codes of the Kernals and system ROMs of various Commodore computers, equipment and peripherals.




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