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PROJECT

How to Fuse Motion Sensor Data into AHRS Orientation (Euler/Quaternions)

By Adafruit Industries

A basic IMU (Intertial Measurement Unit) generally provides raw sensor data, whereas an AHRS takes this data one step further, converting it into heading or direction in degrees.

PROJECT

How to Calibrate a Magnetometer

By ShawnHymel

This tutorial demonstrates how to perform hard iron and soft iron calibration for a 3-axis accelerometer, which is then used as a compass to find a geographic heading.