I've posted a Logic environment project file for playing chords that arpeggiate poly AT messages, (without arpeggiating the notes themselves).
It can be downloaded here:http://logicprohelp.com/viewtopic.php?t=50019
. . if you're logged in to the site. If you're a Logic user you likely have a login there already, but I could post it here too, if needed. Anyway, have fun. This can get some pretty interesting things happening in the CS-80V.