Compass for VEX - www.mindsensors.com

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Compass for VEX

Features

CMPS-Vx is a digital magnetic compass, specifically designed for VEX kit, to detect deviation from magnetic north pole (heading).
This compass would connect to VEX using serial interface. This compass uses orthogonal two-axis magnetic sensor from Honeywell (HMC1052).

* Multiple reading modes (Byte/Int/Float)
* Dual sampling frequency (European/North American)
* Intuitive command interface

Related Downloads

User Guide

Sample Code for MPLAB PIC

How to Calibrate Magnetic Compass
CMPS-Vx is capable of calibrating in-situ and can supply high resolution heading information. To calibrate CMPS-Vx, issue Calibration command and turn around at least twice while taking 20 second or more per turn. Issuing calibration Done command ends the calibration mode and resumes normal operation.
All the calibration constants are stored in internal non-volatile memory and they are retained even while the power is off.