Article ID: 61341129
Linking an application to a button on Android device.
Device must be running Android 4.4 KitKat or later
Device must contain MX 4.4 or higher
MC92, MC67, MC40, MC18, TC51, TC56, TC70x, TC75x, TC8000, VC80x, WT6000
This can be done via the KeyProgrammer tool.
See here and here (pg 147-148) for more details