Pmod CMPS2 3-Axis Compass Digilent Pmod CMPS2 3-Axis Compass is designed using the Memsic MMC34160PJ magnetometer and features a low-noise 3-axis digital compass. This Pmod compass measures local magnetic field strength in a ±16Gauss range with a heading accuracy of 1° and up to 0.5mG of resolution. The 3-axis compass has a 6-pin Pmod connector with an I2C interface and a pass-through Pmod host port for daisy-chaining. Typical applications include an electronic compass, GPS navigation, and position sensing.