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

No output issue from MP23ABS1 on the old version of STWINKT1.

I have two different HW versions of STWIN and there is an analog mic difference; MP23ABS1 vs MP34ABSU. When I test with MP23ABS1, it looks it has some issue that it doesn't output sound data at all. but, the new revision with MP34ABSU hasn't that iss...

TKIM.3 by Associate
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P-NUCLEO-IKA02A1 EVK

Hi Sir/Mdm,I tested the EVK with the lowest PPM in clean air was 6ppm yesterday and today I tested again in clean air was 2.4ppm and is fluctuating. When I first got this EVK, it was 0.6ppm which < 1, after testing a few rounds with CO gas, then I wo...

Resolved! SensorTile.Box - How can i interface the SensorTile.Box to a python script using BLE Connectivity on Windows 10

Hi! I'm struggling to get a BLE connection to my SensorTile.Box throught a Python script. I searched on internet and i found BlueST-SDK for Python. However, this is working just for Linux (as i read on Docs). I tried several time installing "Bluepy" ...

DDAng.1 by Associate
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Resolved! LSM6DSRX ODR variability @ 1666, 3332 and 6667 Hz?

I would like to determine if this is stable enough to be the timebase for a servo loop and/or doing integration when dead reckoning.Would be great to get this this across PVT (process, voltage, temperature).Thank you in advance for your help!

Resolved! Only getting 0's from LSM303AGR accelerometer.

Hi, I've got a STEVAL-MKI173V1 board hooked up to my uC. I ported over the driver from:https://github.com/STMicroelectronics/STMems_Standard_C_drivers/tree/master/lsm303agr_STdC I'm able to read valid magnetometer values but almost always get 0's ...

SHold.1 by Associate
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  • 3 replies
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Resolved! Two's Complement for XL values

LSM6DSO Application Note, page 67: The value is expressed as a 16-bit word in two’s complement.Question: is this a SIGNED or UNSIGNED value?

BDiva.1 by Associate II
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  • 6 replies
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