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! Max frequency range of MP34DT06J

I am looking to build a visual model of the human cochlea and was hoping to use the Adruino Nano 33 Sense which has a MP34DT06J microphone integrated.  I can't find the frequency range in the documentation, but I am not an electrical engineer--so may...

mst8k by Associate II
  • 2154 Views
  • 8 replies
  • 3 kudos

MotionFx Magnetometer calibration issue

Hello Everyone!!!I am using STM32F401CBU6 controller along with 2 sensors ie., (ISM330DLC & ISM303DAC) in my project. I have included motionfx library and getting Roll, Pitch, Yaw and Heading, but the heading is not getting calibrated and values are ...

FX_Run.PNG Init.PNG Mag_Calib.PNG
Anil3 by Associate III
  • 2058 Views
  • 2 replies
  • 0 kudos

L3GD20 and 072B-DISCO

I want to use the L3GD20 gyroscope on my development board. But I didn't understand what I should do and I couldn't find an example on the internet. I know it communicates via SPI, but I could not send or read data. Can you please help me in detail? ...

BNP_0-1722525903040.png
BNP by Associate
  • 726 Views
  • 3 replies
  • 0 kudos

Roll value changes with Pitch

Hello Everyone!I am using ISM303DAC sensor in my project and facing an issue with Pitch value.  I have used MotionMC library and  calibrated the Magnetometer for heading. and also it got calibrated. As MotionEC_Run() function output consists of Euler...

Anil3 by Associate III
  • 657 Views
  • 0 replies
  • 0 kudos

Resolved! Qvar array

Hi all,  Would it be possible to have an 8x8 array of capacitive pressure sensors connected to the Qvar pins by an analogue multiplexer.I would like the qvar to effectively scan across the sensing array. 

TKula by Associate
  • 723 Views
  • 1 replies
  • 1 kudos

Resolved! LSM6DSV16X AN5755

Hi, it seems there is a typo in AN5755 at page 8 ch.4.2 it says: "Moreover, Qvar data can be stored in FIFO (by setting the QVAR_BATCH_EN bit to 1 in the COUNTER_BDR_REG1 (0Bh) register)". This statement doesn't apply to LSM6DSV16X, because it is not...

licio by ST Employee
  • 1078 Views
  • 1 replies
  • 0 kudos