Joystick interface for C-16, C-116 and Plus/4 - V1.1
7800 controller resistor values - Atari 7800 - AtariAge Forums
Making a 9 Pin Joystick Cable (for Sega Genesis, Commodore 64, ColecoVision, Atari, etc.) - YouTube
D SUB9 <> DIN Joystickadapter for VP/O2
Retro 9 Pin Joystick to USB Converter : 4 Steps (with Pictures) - Instructables
C-64 Workshop / Pin Connections
DB9/DIN6/DB15 joystick pinouts - Classic Computing Discussion - AtariAge Forums
General Purpose port - MSX Wiki
Rewiring your +2/+3 Joystick Ports to Atari Standard - Spectrum for Everyone
PC Joystick Pinout – rahji.com
Atari-style joystick to PC joystick adapter pinout description @ Pinouts.ru
Reading the Sega Mega Drive / Genesis control pads | PICAXE Forum
9pin Joystick Controller Cable for Atari 2600 Commodore C64 Vic-20 Ami – RetroArcadeCrafts
Reviving an old joystick with an Arduino Leonardo | It's Every Bit For Itself
File:Atari joy-port.svg - Wikimedia Commons
![GUIDE] NES Gamepad to Atari Controller - sudomod](https://s20.postimg.cc/db6d4a6v1/tut_06.png "GUIDE] NES Gamepad to Atari Controller - sudomod")
GUIDE] NES Gamepad to Atari Controller - sudomod
Controller Conversion Help - Atari Jaguar - AtariAge Forums
commodore 64 - Would a multi button controller have been possible on the C64? - Retrocomputing Stack Exchange
D SUB9 <> DIN Joystickadapter for VP/O2
Sega Mega Drive / Genesis 3-Button (A,B,C) Controller – Raspberryfield – IT, video games and comics
Making an xarcade to atari controller for the wii adapter | GBAtemp.net - The Independent Video Game Community
Joystick - DenialWIKI
BYO Atari 7800 Controller - Schematic for dummys - Atari 7800 - AtariAge Forums
15-pin - Joystick-MIDI-port Layout
Joystick 2 button mod questions - English Amiga Board
