MEMS (sensors)

Ask questions and find answers on ST MEMS sensors, such as the LSM6DSV and the LSM6DSL. Learn how to use the SensorTile.Box, and STEVAL kits.

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Forum Posts

LSM6DSM instability and high current consumption

We have an issue with LSM6DSM and LSM6DSV. Sometimes they start consuming abnormally high current of 2.5 mA, which is about 200 times more than normal. Most reliably this can be reproduced when their SPI clock input pin 13 is driven by a week 47k pul...

IIvan.22 by Associate III
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LIS3DSH - analogue to digital converter

Posted on October 16, 2016 at 11:59The LIS3DSH has a three channel 10 bit A/D converter but I can't find any information on it. What is the accuracy? (I could tie one channel to a voltage reference for calibration if necessary) What is the input vo...

LSM6DSO

Hi, community,   I have a bespoke board running an rp2040 and have been coding the LSM6DSO from the spec, along with using web-found python and cpp examples as starter code. There are several things I haven't found enough detail on and would like hel...

LSM6DSV - temperature issue

Hello,I am trying to get the temperature from LSM6DSVX sensor. Accel and gyro are working well but I can't get the temperature. The buffer cannot be enable for temperature. It works for Accel  and gyro buffer can be enable.their is something specific...

AlexBT by Associate
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How to improve step count or pedometer accuracy?

Hello Team ST and Community,I have following code for step count for our wrist-based device. We use LSM6DSO IMU.The step debounce threshold has improved the step count accuracy. It is currently set to 20. But, I could not get rid of the false positiv...

ASoni.2 by Associate III
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Resolved! Accelerometer ISM330 - Sampling frequency configuration

Hello, In general, I would like to better understand the relationship between the sampling frequencies of the FIFO and the Accelerometer (ISM330) and how to adjust them correctly for my application, could anyone give an example? In my case I have the...

famadeu by Associate
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LIS2DW12 Activity and Free Fall Detection

Can someone help me how to use one interrupt pin for Activity/Inactivity and another for Free Fall detection? I need to use it in the lowest possible possible mode as my device is coin cell battery powered.Regards,Asish Banerjee

ABane.1 by Associate III
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  • 2 replies
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Single and Double tapping on LSM6DSL accelerometer

Hello,  I am trying to detect Single & Double tapping on LSM6DSL accelerometer. I am configuring the relevant registers as follows: CTRL1_XL=0x60TAP_CFG=0x8ETAP_THS_6D= 0x8INT_DUR2=0x45WUP_THS=0x80MD1_CFG=0x48 Every time I tap the accelerometer, and ...

DZado.2 by Associate II
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  • 1 replies
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