Atari joystick port - Wikipedia
Homemade joystick – Commodore 64
Joystick information and circuits
Reviving an old joystick with an Arduino Leonardo | It's Every Bit For Itself
Technical corner
commodore 64 - Would a multi button controller have been possible on the C64? - Retrocomputing Stack Exchange
Reading C64 Joysticks and Analog Signals (Programming Electronics with the Commodore 64 Part 3) - Retro Game Coders
Commodore 64 Service Manual: Keyboard, Joystick & Paddle Interfaces
Commodore 64 remote controlled car - Amedeo Valoroso
![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
commodore 64 - Reading both keyboard and joystick with non-KERNAL code on C64 - Retrocomputing Stack Exchange
Joystick - DenialWIKI
4 players adapter for Commodore 64 - Share Project - PCBWay
Connectors Commodore 64 – My old computer
Build your own Commodore 64 arcade stick - a guide - Retro Games Collector
ESD Protection for the C64 Control Ports | hackup.net
C64 DB9 compatibility | Official Pyra and Pandora Site
Problems Connecting an Arduino Uno to a Commodore 64 Joystick Port - Retrocomputing Stack Exchange
Commodore 64 Joystick Port Switcher - YouTube
Building a Paddle for Arkanoid, for the Commodore 64 - Valiant EN
Atari 2600 / Atari 8-bit / Commodore 64 Custom Joystick - Etsy Sweden
Connectors Commodore 64 – My old computer
Joystick tester db9 (Commodore 64, Amiga, Atari, etc) - Dreamcast.nu
Reading C64 Joysticks and Analog Signals (Programming Electronics with the Commodore 64 Part 3) - Retro Game Coders
Website of Jan Derogee
