This joystick is very similar to the ‘analog’ joysticks on PS2 (PlayStation 2) controllers. Directional movements are simply two potentiometers – one for each axis. Pots are ~10k each. This joystick also has a select button that is actuated when the joystick is pressed down.
Size: 4 X 2.6 X 3.2CM
2 potentiometers for 2 axes
1 switch
Connector: +5Vcc – GND – VRx – VRy – SW