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Error in raw data IIS3DWB

GThabet
Visitor

Hello,

 

I am encountering strange samples in the raw data using the IIS3DWB accelerometer. I can make several requests for raw data without issues, but at a certain point, I receive data with incorrect values at specific sample positions.

 

Whenever an error in the raw data is observed, strange behavior can also be seen in the RMS data. Even without vibration, the sensor maintains a DC level in the RMS values. This persists for a few minutes and sometimes a few hours before returning to normal.

 

This error has a well-defined behavior in the raw data, with a value of 2560 observed every 32 samples for the gravitational axis, and a value of 0 in the raw data of the other axes also every 32 samples. The frequency and duration of this behavior are exactly the same as the behavior described for the RMS data. Sometimes I go several days without observing this problem, but sometimes it happens more than once a day.

 

Is this behavior a known issue? Do you have any tips on where this problem might be?

 

Thank you.

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