This is the latest article about the North Finder published by Ericco. If you are interested, you can check it out.

The gyro north seeker is a fast and high-precision autonomous directional instrument based on the strapdown inertial working principle. As a precision inertial instrument, the accuracy of the north-seeking instrument is related to the structure and installation of the sensitive components selected and the north-seeking software. This article will mainly explain the software design of the north seeker.

https://www.ericcointernational.com/application/analyze-the-software-design-of-north-finder.html