Original: The calibration procedure is still required at some phase , even under modern operating systems such as Windows XP and usually consists of moving the joystick around all of its axes to measure the maximum axis excursion values , no matter if the joystick uses analog signals ( from potentiometers ) or digital signals ( using microswitches or contacts ) .
Simplified: Usually , it consists of moving the joystick around all of its axes to measure the maximum axis excursion values , no matter if the joystick uses analog signals ( from potentiometers ) or digital signals ( using microswitches or contacts ) .