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

Resolved! How to decode LIS2DU12 QR code marking

We have purchased some LIS2DU12 and when scanning the QR code markings we see 78327KT603ES0YJ on some and 78327KT603EO0YZ on others. What is the difference? And how do we decode the QR code, didn't see anything on the datasheet?Thanks.

Lazaro by Associate II
  • 161 Views
  • 5 replies
  • 0 kudos

Resolved! IIS2DLPC Bandwidth

Hi ,I see that the bandwidth of IIS2DLPC is 3200 Hz for low power mode 1 according to the datasheet (page 22 ). Also it mentions that the maximum ODR is 200 Hz for this mode. This looks contradictory to me as 3200Hz bandwidth won't be compatible with...

KJose.1 by Associate II
  • 61 Views
  • 3 replies
  • 2 kudos

AIS2IH Register issue

I'm working with the AIS2IH accelerometer.  I've established communication via SPI, and am able to read the WHOAMI correctly, along with requesting and receiving data as expected.  However, some of the data I'm reading doesn't make a lot of sense, so...

icachr by Associate
  • 63 Views
  • 2 replies
  • 0 kudos

Resolved! IIS2DULPX one shot setup

Hello I suspect I'm about to make a dumb question but I've been strugling for the past 2 days trying to just make a simple reading of the accelerometer. Just that get those values out of X, Y and Z axis...I can get the correct responses out of the WH...

LSM6DSV36S VDD Noise Sensitivity

Is there any noise spec on VDD of LSM6DSV36S that we need to be aware of when supplying the voltage to it? I.e. concern of specific frequency of a switching regulator, ripple spec, etc. 

Signal source for internal double-tap recognition of LIS2DW12

Hi everyone,I have set up my LIS2DW12 to recognise double taps in the Z direction, which works well with the following settings:ODR = 400 Hz (High performance mode)FS = +-2gLow Noise Mode enabledTap threshold: 0b1000 = 0.5 gLatency: 0x0F = 1200 msQui...

JuTe by Associate
  • 29 Views
  • 0 replies
  • 0 kudos

Resolved! FFT compare function on SensorTile.Box PRO

Good Morning,I own both a SensorTile.box and a SensorTile.Box PRO. I used the SensorTile.box to identify anomaly vibrations on a device, using the prebuilt app, with slight modifications, that performs the FFT of data coming from the accelerometer an...

francus76 by Associate III
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  • 4 replies
  • 0 kudos

LIS2DW12 BOOT Bit in CTRL2 (21h) stuck on '1'

Hi,We currently use the LIS2DW12 in our design and have encountered an issue in some units after prolonged continuous operation (approximately 5–6 days). Specifically, the accelerometer output becomes unresponsive and remains stuck at a constant valu...