Retro 9 Pin Joystick to USB Converter : 4 Steps (with Pictures) - Instructables
Atari joystick port - Wikipedia
How to connect old Atari style joystick to bluetooth PCB? - Electrical Engineering Stack Exchange
![Commodore Info Page - Articles: C64 - DTV2 with IEC, keyboard and joysticks [en]](https://www.commodore-info.com/foto/th_computer_c64_dtv2_14.gif "Commodore Info Page - Articles: C64 - DTV2 with IEC, keyboard and joysticks [en]")
Commodore Info Page - Articles: C64 - DTV2 with IEC, keyboard and joysticks [en]
Atari CX40 joystick - Wikipedia
Joystick information and circuits
How to build an Amiga Joystick to USB adapter (DB9 to USB) - Retro32
Amiga Controller Gamepad Commodore 64 Control Pad Power Stick - Etsy
Connectors Commodore 64 – My old computer
Problems Connecting an Arduino Uno to a Commodore 64 Joystick Port - Retrocomputing Stack Exchange
Build your own Commodore 64 arcade stick - a guide - Retro Games Collector
Obsolescence Guaranteed: Converting the 'Commodore 64' DTV
Making a Joystick for C64 or Atari | Kosciusko Media
A Keypad Joypad For Your Retro Gaming | Hackaday
Amiga Joy
Octocom
Joystick 2 button mod questions - English Amiga Board
Vintage Set Of 2 Kraft One Button 4/8 Way Joystick Controller Commodore / Atari 4437130200 | eBay
commodore 64 - Would a multi button controller have been possible on the C64? - Retrocomputing Stack Exchange
Commmodore, Atari, Amiga 9-pin DIY Game Controller - Share Project - PCBWay
The Atari joystick Pinout Common Ground. - Atari 8-Bit Computers - AtariAge Forums
C-64 Workshop / Pin Connections
Joystick interface for C-16, C-116 and Plus/4 - V1.1
Joystick with 2 button support - English Amiga Board
