Spoiler

Update

Since his PS4 UART for Dummies Guide , PlayStation 4 developer @LightningMods let us know in the Shoutbox that he released a Controller Test homebrew application calledon Twitter with details below.Download: ControllerHomebrew.pkg (109 MB - Mirror via Dylan57richem To quote: "Today, I will be releasing my Controller Test Homebrew i made ... it took me a VERY long time and 7 UART Logs later i have my first PS4 Homebrew, and much more to come!": Also below isby milador , which is an open source accessible game controller interface for PS4 with more details available in the README.md file.Download: Open-GCI-master.zip