C-64 Workshop / Pin Connections
Reviving an old joystick with an Arduino Leonardo | It's Every Bit For Itself
commodore 64 - Would a multi button controller have been possible on the C64? - Retrocomputing Stack Exchange
Joystick 2 button mod questions - English Amiga Board
Classic Atari Joystick to USB Adapter - YouTube
9pin Joystick Controller Cable for Atari 2600 Commodore C64 Vic-20 Ami – RetroArcadeCrafts
PSCD32 Peripheral Signal Conversion Device - Mathew Carr
SegaMaster System (SMS) and MegaDrive joystick pinout diagram @ pinoutguide.com
Atari-style joystick to PC joystick adapter · AllPinouts
File:Atari joy-port.svg - Wikimedia Commons
How to build an Amiga Joystick to USB adapter (DB9 to USB) - Retro32
Ardunio Micro Joystick Card | The Sim
Reading the Sega Mega Drive / Genesis control pads | PICAXE Forum
Joystick interface for C-16, C-116 and Plus/4 - V1.1
A Keypad Joypad For Your Retro Gaming | Hackaday
Retro 9 Pin Joystick to USB Converter : 4 Steps (with Pictures) - Instructables
Atari ST
The Atari joystick Pinout Common Ground. - Atari 8-Bit Computers - AtariAge Forums
Amazon.com: JoFong Classic Retro Controller, Suitable for AV 620, HD 621 HD 821 Classic Game Consoles Plug-and-Play Wired Video Gamepad-9 Pin Plug 2 Packs,620-621 Controller : Toys & Games
Atari 7800 joypad to MSX Adapter | danjovic | Hackaday.io
msarnoff.org - USB Adapter for Sega Genesis Controller
Atari-style joystick to PC joystick adapter pinout and wiring @ old.pinouts .ru
Joystick PC Gameport · AllPinouts
Joystick information and circuits
