PSX Serial to USB Adapter (thp.io)
Bought a second PS1 at a family store with the Parallel I/O port... whatever that does... : r/psx
Sony PlayStation 1 PS1 Gaming Console SCPH-1001 w 2 Controllers And Cables Works | eBay
PlayStation PSIO - SD Flash Drive for your PS1 - YouTube
Does anyone know of any accessories that used the Serial I/O port on the PSX? : r/psx
My PS1DIGITAL finally arrived and it looks fantastic! : r/psx
New owner of Playstation One - hackable ? | GBAtemp.net - The Independent Video Game Community
ps1 parallel port" 3D Models to Print - yeggi
The decline of PSX I/O : r/psx
Sony PlayStation PS1 Console
Playstation PS1 Serial to USB Cable | RetroOnyx
PlayStation models - Wikipedia
PS1digital review: the ultimate HDMI option for PlayStation 1 | Eurogamer.net
PSONE-Serial
PlayStation models - Wikipedia
PlayStation 1 PS1 Console For Parts Or Repair Reads Disc Control Jacks Dont Work – ASA College: Florida
PlayStation PS 1 one information specs versions — Gametrog
PS1 Parallel Port Cover Replacement 3D Printed - Etsy
What was the PS1's Parallel I/O port used for? - Arqade
Sony Playstation 1 PS PS1 PS2 PS3 PSX RGB SCART cable
PS1 Console Sony PlayStation Dual Shock SCPH-7000 w/Box & Memory Card Tested | eBay
Playstation Link Cable - YouTube
PSX Serial Cable - PlayStation Development Network
Sony Playstation 1 PS1 PSX RGB SCART cable PACKAPUNCH
How to connect usb/serial to ps1? - PlayStation Development Network
Sony PlayStation Teardown - iFixit
