General Purpose port - MSX Wiki
Joystick information and circuits
Joystick tester db9 (Commodore 64, Amiga, Atari, etc) - Dreamcast.nu
Atari joystick port - Wikipedia
![Homebrew C64 "Paddle" Box : 4 Steps - Instructables](https://content.instructables.com/FUG/BYFZ/FGY0OSQ5/FUGBYFZFGY0OSQ5.jpg?auto=webp&frame=1&width=320&md=ec49c266fa18ffc9d5261d5388a399d9 "Homebrew C64 "Paddle" Box : 4 Steps - Instructables")
Homebrew C64 "Paddle" Box : 4 Steps - Instructables
Joystick 5 tasti per Commodore – Retro Fixer
![Commodore Info Page - Articles: Input devices [en]](https://www.commodore-info.com/foto/th_info_input_02.gif "Commodore Info Page - Articles: Input devices [en]")
Commodore Info Page - Articles: Input devices [en]
Technical corner
Building a Paddle for Arkanoid, for the Commodore 64 - Valiant EN
C64 DB9 compatibility | Official Pyra and Pandora Site
Connectors Commodore 64 – My old computer
C-64 Workshop / Pin Connections
Reading C64 Joysticks and Analog Signals (Programming Electronics with the Commodore 64 Part 3) - Retro Game Coders
Connectors Commodore 64 – My old computer
Joystick interface for C-16, C-116 and Plus/4 - V1.1
File:C64joy.png - SamyGO
Connectors
ESD Protection for the C64 Control Ports | hackup.net
Connectors Commodore 64 – My old computer
Joystick interface for C-16, C-116 and Plus/4 - V1.1
Tube Time (@tubetime@mastodon.social) on Twitter: "the left one is a Commodore 1351 mouse designed for a C64/C128, while the right one is meant for an Amiga. the pinouts are very close and
