We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
Expansion Port
From SnesLab
The Expansion Port is the hole on the bottom of the SNES, which peripherals such as the Satellaview can connect to. Pins 1-8 are connected to the SNES Bus. Pins 11~18 are connected to the CPU Data Bus.