No, some of these datarefs are writeable and they actually perform actions in the cockpit, like pressing a button or turning a knob. I think what you are after are the scripts to tie these actions to joystick buttons. Just take a look here: The plugin xjoymap http://forums.x-plane.org/index.php?app=downloads&showfile=11720 and the config file for the CRJ-200: http://forums.x-plane.org/index.php?app=downloads&showfile=13581 Philipp