question: initiate a magnetometer calibration concode_field_sep PlaceHolder placeHolder concode_field_sep void sendCalibrationAckMessage concode_elem_sep void acceptMagnetometerCalibration concode_elem_sep void startAccelerometerCalibration concode_elem_sep void cancelMagnetometerCalibration
target: void function ( MavLinkDrone arg0 , ICommandListener arg1 ) { startMagnetometerCalibration ( arg0 , false , false , 0 , arg1 ) ; }