Sony PlayStation Teardown - iFixit
Does anyone know of any accessories that used the Serial I/O port on the PSX? : r/psx
PS1 Official Console Parallel Port Cover Replacement Part – kasynparts
Sony PlayStation | Parallel Port Device | - YouTube
Xplorer FX setup - simias/rustation Wiki
PlayStation models - Wikipedia
New owner of Playstation One - hackable ? | GBAtemp.net - The Independent Video Game Community
PSIO - Playstation Input Output– Retro Modding
foone on Twitter: "There was also the PS Movie Card PSX-002. This version worked differently because of how later PS1 models dropped the parallel port. (from the 1997 SCPH-9000 revision on) It
What was the PS1's Parallel I/O port used for? - Arqade
Help | PSXDEV
Psone Ps1 Scph 7502 Console With Parallel Port For Sale in Rahoon, Galway from steph79
PlayStation models - Wikipedia
Orion_'s Website
SONY PLAYSTATION PSX ps1 pal scph - 7502, parallel port... Garden Compatible £30.17 - PicClick UK
What was the parallel port used on older PS1s? - PlayStation
Designed and printed fully working Parallel Port Cover for rescued PS1 : r/ psx
PlayStation Parallel Port Cover | Manila Gear
PSX Blaster (USB Comms Link) - PlayStation Development Network
The decline of PSX I/O : r/psx
Suitable For PS2 Playstation 2 Game Console Adapter Universal IDE Interface Host Parallel Port Network Card (IDE)|Replacement Parts & Accessories| - AliExpress
Playstation 1 Parallel Port I / O Tape Cover|Figurines & Miniatures| - AliExpress
Quick speculation on the PS1 Classic possible hidden feature (In the comments) : r/playstation
