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

LPS22HH absolute accuracy

Helloin the data sheet of LPS22HH the absolute accuracy is  ±0.5 in which range of pressure ? ( 800 hPa to 1100 hPa) ? because i tested some samples in 0.3 bar and 0.5 bar, there big difference between the mesure of LPS22HH and reference (exactly val...

ljm by Associate III
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Resolved! how to use motionfxi

I want to use the motionfx library in the x cube mems1 package for my flight control card and ahrs project, my aim is to obtain roll pitch and yaw values with sensor fusion, but I have not come across an example code for using motionfx. Can anyone he...

Resolved! LPS22HB Absolute pressure accuracy

Hello,in the datasheet of LPS22HBTR the absolute pressure accuracy is between 0. and 1 mBar in the range of 0°C and 65°C .Please have more information about the absolute pressure accuracy in negative temperature ? because i will use it betwen -20°C a...

ljm by Associate III
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ASM330LHH whoiam problem ?

I have asm330lhh acceleration and gyro sensor. I have a problem with communication with spi, when I try my other mems sensors (lis3mdl, lis2dh12) with the same connection line, I get the correct whoiam code, while with the asm330llh sensor I sometime...

H3LIS331DL HP filter clarification

Hello,Can you please explain how the high pass filter work? Can it be disabled?I don't quite understand the difference between the two modes "Normal" and "Reference" (AN5881, 5.1.1 and 5.1.2), is the high pass filter always active, so the sensor does...

MD_0-1742320504656.png
MD by Associate II
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STEVAL-MKI192V1 (LPS22HH) - 50% failure on delivery

HelloI ordered 10 samples of the LPS22HH pressure sensor evaluation board (STEVAL-MKI192V1). Upon receipt, I noticed that each board was packaged in a cardboard box but without an anti-static bag.I then began taking measurements by varying the pressu...

ljm by Associate III
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  • 1 replies
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Resolved! LIS2DW12 no wake up interrupt on INT1

Hi,I am developing an application with the LIS2DW12 accelerometer where it is reconfigured depending on which state the application is in. In one state, the accelerometer should detect when it is stationary/in motion and trigger pulsed interrupts on ...

silvia_b by Associate
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LSM6 Family differences (DSV/DSR/DSO/DSL/...) and suffixes

I am looking for an overview over the different models in the LSM6 family. On the product selection page there are smaller differences in noise and current consumption, but I guess there are larger differences between those models.I found the followi...

JHenn.1 by Associate II
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LSM6DSLTR and ESP32 - one axis of gyro is not detecting

 I am currently working with the LSM6DSLTR IMU sensor, interfacing it with an ESP32-S3-WROOM-1-N8R2 using the I2C protocol. However, I have encountered an issue where one of the accelerometer axes is not providing any data.Issue Observed:The sensor i...