Integrate mouse and keyboard to PS4 with GIMX – Zufar Dhiyaulhaq – Cloud Platfrom Engineer @ Gojek
Arduino read Playstation 2 compatible Wireless Controller using Arduino-PS2X | Arduino-er
How to Emulate an Xbox Controller with Arduino (XInput) - Parts Not Included
Here's a breakout board for using an old PS4 controller with your microcontroller : r/arduino
Amazon.com: Eboxer 6 Color Luminated Thumbsticks D pad DTF LED Buttons Kit for PS4 Controller, Multi Colors Red/Green/Blue/Light Yellow/Purple/Cyan with Tools Controller NOT Included : Video Games