Airbus tca and pmdg 737

hi all,

i just bought the pmdg 737-800 i already have the thrustmaster tca airbus edition i was trying to get the autobrake rotary switch working but i cant get it to work i use axis and ohs for the start switch and the fuel levers of the engines

does anyone know how to get the tca autobrake rotory knob working with the pmdg via axis and oh,s?