
Click the Controller button to assign up to four MIDI controllers to Arpeggiator plug-in parameters.

Choose a controller type from any of the MIDI Controller pop-up menus.
Choose a parameter from any of the Destination pop-up menus. Choices are: Note Length, Note Length Random, Velocity Range, Velocity Base, and (De-)Crescendo.
Choose a parameter from any of the Destination pop-up menus.
Choose Learn from any of the MIDI Controller pop-up menus.
Move a controller on your MIDI keyboard to assign it to the Destination parameter.
The Learn feature has a 20-second time out facility. If you do not move a controller on your MIDI device within 20 seconds, Learn mode is automatically disabled.