Atari joystick port - Wikipedia
Joystick interface for C-16, C-116 and Plus/4 - V1.1
The Keypad Joypad - Amiga, Atari, C64... | Hackaday.io
Connectors Commodore 64 – My old computer
Making a Joystick for C64 or Atari | Kosciusko Media
commodore 64 - Would a multi button controller have been possible on the C64? - Retrocomputing Stack Exchange
Joystick Controller for Commodore - Commodore 64 Brain
Joystick information and circuits
General Purpose port - MSX Wiki
Your Spectrum 05 - Joystick Interface
9 Pin Joystick to USB Adapter
Joystick interface for C-16, C-116 and Plus/4 - V1.1
9pin Joystick Controller Cable for Atari 2600 Commodore C64 Vic-20 Ami – RetroArcadeCrafts
Vectrex Controller to Atari 2600 Adapter - CNK
Tube Time 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 neither
Connectors Commodore 16 – My old computer
DB9/DIN6/DB15 joystick pinouts - Classic Computing Discussion - AtariAge Forums
Converting the “Competition Pro Extra USB” to C64/Amiga/Atari DB9 – pagetable.com
![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
$3.00 Goodwill find: Removed all electronics from an old PC gamepad and rewired it for use with Commodore computers. : r/c64
Reviving an old joystick with an Arduino Leonardo | It's Every Bit For Itself
Arduino Project: Commodore 64/Amiga, Atari 2600/XL/ST, ZX Spectrum Joystick to Windows/Linux (RetroPie) USB | jfrmilner's Tech Blog
Joystick with 2 button support - English Amiga Board
Control Port - C64-Wiki
