- 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 C128.
- Disk images
Info about the structure of several disk images.
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.
All kind of schematics, reengineered 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.
You can email me here.