Using Commodore 64 Peripherals On The 128: The Well Connected Computer
C64 - C64-Wiki
Control Port - C64-Wiki
Cassette Port - C64-Wiki
Commodore 64 connectors - The Silicon Underground
The Little Projects Page
File:Video + Serial Port C64.jpg - Wikimedia Commons
Wall charger "C64 Engraved" dual USB port US - HOCO | The Premium Lifestyle Accessories
Interface - C64-Wiki
Connectors Commodore 64 – My old computer
Mod of the Year 2015 – breadbox64.com
Connectors Commodore 64 – My old computer
User Port - C64-Wiki
ESD Protection for the C64 Control Ports | hackup.net
Reading C64 Joysticks and Analog Signals (Programming Electronics with the Commodore 64 Part 3) - Retro Game Coders
Commodore Bildschirmtext II Decoder Cartridge – pagetable.com
DAVES OLD COMPUTERS - Commodore 64
Commodore 64 - Wikipedia
Commodore 64 User Port Project Development PCB - Share Project - PCBWay
Commodore 64: Most Up-to-Date Encyclopedia, News & Reviews
