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IMU - FreeIMU Library Zero Drift, Altitude & LSM303 Heading Stability

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Dear mjs513, what is the best way to work with two MPU9250 sensors on one I2C bus, without multiplexers or special boards like EM7180_SENtral? This is a very old question,...

HI, Thanks for your nice job, I've used your library for calibration but my question is that what is the unit of accelerometer , magnetometer and gyroscope because I was...

I tried to calibrate MPU9250 on Teensy 3.2. Using the FreeIMU_serial.ino. When I compiled, there were lots of warning (It's ok, just ignore them). But there is on error: `Line...

Hi It might be interesting to study this paper and see the pros / cons of this kind of implementation https://papers.nips.cc/paper/3665-a-neural-implementation-of-the-kalman-filter.pdf

Hi there! First, thank you very much for putting up a project like that! It works incredibly well and is super easy to use. Recently, I tried to dig deeper...

I am developing an attitude indicator device. ![Encoder](https://github.com/mjs513/FreeIMU-Updates/assets/1788098/e7582fd5-ae20-49cf-aa29-d7796ab17168) During the flight I encountered an expected problem. In the 1960s, the roll correction signal was turn off on airplanes during maneuring,...