PS2 Serial Port (SIO2)

SIO2 provides access to controllers and memory cards in PS2 mode, as well as other peripherals. While following a similar principle as the PS1's serial port (called SIO0 here), SIO2 is completely different in design.

SIO2 Reference

• SIO2 Registers
• SIO2 PS2 Memcards
• SIO2 PS2 Memcard Filesystem
• SIO2 Controller Commands
• SIO2 Command Sequence