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Pmod CMPS: 3-axis Digital Compass (RETIRED)


Pmod CMPS: 3-axis Digital Compass (RETIRED)


Product Description

The Pmod CMPS uses the Honeywell HMC5883L 3-axis digital compass and can add compass heading readings to any Digilent host board with an I2C interface. With the AMR technology, 2 milli-gauss field resolution in ±8 Gauss fields can be achieved.

Support Materials

Datasheet Schematics (PDF)

For all other material:

Resource Center


  • 3-axis digital compass
  • 2 milli-gauss Field Resolution in ±8 gauss fields
  • 160 Hz maximum data output rate
  • Optional pull-up resistors for SCL and SDA pins
  • Small PCB size for flexible designs 0.8“ × 0.8” (2.0 cm × 2.0 cm)
  • 2×4-pin connector with I2C interface
  • Follows Digilent Pmod Interface Specification
  • Library and example code available in resource center



  • Pmod CMPS
  • Custom antistatic Pmod packaging

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