D SUB9 <> DIN Joystickadapter for VP/O2
Joystick interface for C-16, C-116 and Plus/4 - V1.1
Making a 9 Pin Joystick Cable (for Sega Genesis, Commodore 64, ColecoVision, Atari, etc.) - YouTube
C-64 Workshop / Pin Connections
Atari 7800 joypad to MSX Adapter | danjovic | Hackaday.io
General Purpose port - MSX Wiki
BYO Atari 7800 Controller - Schematic for dummys - Atari 7800 - AtariAge Forums
PC Joystick Pinout – rahji.com
Reading the Sega Mega Drive / Genesis control pads | PICAXE Forum
Reviving an old joystick with an Arduino Leonardo | It's Every Bit For Itself
Retro 9 Pin Joystick to USB Converter : 4 Steps (with Pictures) - Instructables
Joystick - DenialWIKI
Atari ST
Retro Isle - Spectrum Joysticks
Atari 7800 joystick - Retronic DesignRetronic Design
Atari-style joystick to PC joystick adapter · AllPinouts
Atari joystick port - Wikipedia
DB9/DIN6/DB15 joystick pinouts - Classic Computing Discussion - AtariAge Forums
15/9 pin controller converter
Joystick PC Gameport · AllPinouts
Joystick information and circuits
A Keypad Joypad For Your Retro Gaming | Hackaday
Connectors Commodore 64 – My old computer
Ardunio Micro Joystick Card | The Sim
How to connect old Atari style joystick to bluetooth PCB? - Electrical Engineering Stack Exchange
