SunFounder 3in1 Kit - Page 129

SunFounder 3in1 Kit
Note: The SW pin is connected to a 10K pull-up resistor, the reason is to be able to get a stable high level on the SW
pin (Z axis) when the joystick is not pressed; otherwise the SW is in a suspended state and the output value may vary
between 0/1.
Wiring
4.4. 4. Analog Read 125