All external connections to the ANx2y chips are made via IOCells.
To configure an IOCell’s settings, open the Set CAM Parameters window by double-clicking on the IOCell with the left mouse button (Alternatively you may access the Set CAM Parameters window by clicking on the IOCell with the right mouse button, and selecting CAM Settings from the popup context menu).
Detailed documentation on an IOCell is accessed by clicking on the Documentation button in the Set CAM Parameters window.