- 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.
Info about the structure of several disk images.
- The file system for 1541IDE and C64IDE
Info about the structure of my file system for the projects where hard disk drive are involved.
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.
- Part numbers
A list with part numbers/IC codes used by Commodore, their meaning and where the parts are used.
- The PC-1 - bus
The pin outs and their meaning of the Commodore PC-1 expansion bus.
- 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, re-engineered or copies, of equipment I own or regularly need.
Having questions or comment? You want more Info?
You can email me here.