iCode Dual Atari Joystick, Paddle, Driving, and Trackball USB Adapter, Plus Edition
raphnet. - Genesis/SMS/Atari controller to USB adapter
General Purpose port - MSX Wiki
Joystick - DenialWIKI
VGA I2C Atari 2600 Joystick Expander - My First PCB | Electronics etc…
The Atari joystick Pinout Common Ground. - Atari 8-Bit Computers - AtariAge Forums
Atari joystick port - Wikipedia
File:Atari joy-port.jpg - Wikipedia
Dual Atari Joystick and Paddle USB Adapter by iCode – 9pin DB9 to USB
Retro Isle - Spectrum Joysticks
Rewiring your +2/+3 Joystick Ports to Atari Standard - Spectrum for Everyone
How to connect old Atari style joystick to bluetooth PCB? - Electrical Engineering Stack Exchange
Controller Conversion Help - Atari Jaguar - AtariAge Forums
General Purpose port - MSX Wiki
Atari 2600 Joystick - T&L Publications
Why the Atari 2600's Joystick Port Became a De Facto Standard
D SUB9 <> DIN Joystickadapter for VP/O2
Atari to CoCo Joystick Adapter - CoCopedia - The Tandy/Radio Shack Color Computer Wiki
Atari joystick port - Wikipedia
Atari joystick port - Wikipedia
Classic Atari Joystick to USB Adapter - YouTube
Atari 5200 Controller to USB Adapter - Dual Ports! from iCode on Tindie
![Use Atari Paddles with Your PC - Gaming Hacks [Book]](https://www.oreilly.com/api/v2/epubs/0596007140/files/tagoreillycom20070314oreillyimages175986.png "Use Atari Paddles with Your PC - Gaming Hacks [Book]")