This tab  enables you to map and monitor joystick axes and buttons.
By default, SmartPropoPlus feeds its first channels to the eight axes (X to SL1 ) and the higher channels to the buttons  of device vJoy 1.
You can change the mapping of any transmitter channel to any (one or more) vJoy axis . Don’t forget to press button Apply. The change will be reflected in the behavior of the red bars.
You can change the mapping of any transmitter channel to any (one or more) vJoy button by pressing Map Buttons :
In the above example:
Transmitter channel 4 is mapped to joystick button 1 (Button is in OFF position)
Transmitter channel 6 is mapped to joystick button 2 (Button is in ON position)
Don’t forget to press Apply or OK to activate selection.