Pin Out Information

The Enterprise pins out as follows, looking into the edge­connectors on the back­side:

The edge fingers are on a 2.54mm pitch, some positions are not used but still counted.

Expansion Bus

Note: What I don't understand here is the presence of what appears to be a 23rd address line (A22). Only 22 are required to accomodate a 4­MByte address space. Please tell me if you know what's wrong

Control 1 / Control 2


Serial / Network

Monitor / Audio

David Bouman (