Commodore 64/128 Technical Section
Commodore 64/128 Board Information
Schematics, Component layouts and port/connector pin-outs
Title | Description | Date |
---|---|---|
Commodore 64/128 Board Schematics | The schematic diagram of the Commodore 64/128 | - |
64 & 64C Ports and Pinouts | A complete description of the port and their pinouts on the C64 | - |
C128 Ports and Pinouts | A complete description of the port and their pinouts on the C128 | - |
Commodore Peripheral Ports | An article from Compute! covering the ports found on Commodore 8-bit computers | March 1985 |
Hardware Failure cheat sheet | A diagnostics chart to help in determining the root cause of hardware component failure in Commodore machines | - |
Data transfers with Commodore computers | A discussion on the ways and means of transferring data with your CBM | - |
Diagnostic cartridges | An article on the various diagnostic products available | |
C128 Troubleshooting | A troubleshooting guide by Ray Carlsen of Carlsen Electronics | |
VIC-II Chip | Information on the VIC-II chip found in the C64/128 | 2013 |
SID Chip | Information on the SID chip found in the C64/128 | 2013 |
Commodore 64/128 Firmware
Disassembly of ROM code and other firmware-related articles.
Title | Description | Date |
---|---|---|
1541 Disk Drive ROM Guide | A Guide to the Commodore 1541's ROM | - |
1541 ROM Disassembly | A Complete ROM disassembly for the 1541 | - |
Peripherals
Original documents written by third-party manufacturers of Commodore peripherals.
Title | Description | Date |
---|---|---|
Action Replay ROM Versions | Identifying different AR carts and some firmware for download | - |
Action Replay Warp*25 Loader Analysis | An in-depth look at the Warp*25 turbo loader | - |
1571 Troubleshooting | Some information gathered from around the web on troubleshooting problems with the 1571 floppy disk drive |