I've spent a couple of hours attaching some (basic, 6 button * 3) hardware controls to the A320. For controlling 2 thirds of what I do (doors and flight controls), there are defaults and key commands you can tag up to FSUIPC easily using documented functions. For the lights, not so much. If you're using FSUIPC you can assign the following parameters to "Custom Control" numberĀ 66587 (rotor_brake): Beacon light on: 72477 Beacon l