Posted on February 15, 2018 at 17:00Yes, knobs have a big impact on the behavior.The input values are: mag in uT/50acc in ggyro in dpsMake sure you're passing the data with that units.The output data is: rotation in degreesquaternion has not units...

Posted on February 15, 2018 at 15:04Hi Sergey,I suggest to start with the example, DataLogFusion is using MotionFX library.Have you read already the http://www.st.com/content/ccc/resource/technical/document/design_tip/group0/4e/f7/06/e0/34/0f/44/ca/...