Precision joystick controllers are used for steering, positioning, and speed control in applications such as microscope control. They are also used in camera controls, wheel chairs, surveillance ...

They’re essentially the same sensor with different interfaces — SPI for the 5170 and I2C for the 5273. Using just one of these sensors, he was able to build a joystick with the usual X- and Y ...

To increase the size of the magnetic field, [Tom] mounted two magnets on either side of the sensor with their poles aligned. To center the rudder pedals and joystick, a couple of long tension ...