PlayStation & PlayStation 2 SPI interface | Details | Hackaday.io
How to make a DIY PS2 controller to a USB converter - Quora
PSP External Controller Wiring | Hackaday
Playstation2 controller interface guide - Make:
Pins inside a male connector of the PS2 controller with pin names | Download Scientific Diagram
r/Playstation couldn't help, maybe someone here can? Trying to mod my PS1 analog to work with the USB cable that comes with the PSC. I need to know which wires go to
How to Setup PS2 Joysticks on the Arduino - Circuit Basics
PS2 Controllers on Arduinos | TechMonkeyBusiness
Digitalduino: Interfacing a PlayStation 2 (PS2) Controller with Arduino
PlayStation 2 Controller Plug Diagram – Focus Attack LLC