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

STHS34PF80 – How to achieve 4 m detection range on Linux

I am using the STHS34PF80 IR presence/motion sensor on a Linux platform . According to the datasheet, the sensor can detect human presence up to 4 m (for a 70×25 cm² object).Currently, my configuration is as follows:echo 1 > /sys/bus/i2c/devices/3-00...

jeena by Associate
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  • 1 replies
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LPS28DFW Mechanical Limit

Hello everyone, I plan to use the LPS28DFW barometer to measure the final pressure after a drop from 30 atm. I only need to sense the final pressure within the sensor’s specified working range, but I’d like to know whether exposure to the initial 30 ...

Resolved! AIS2120 CRC and ​​workflow​​

Could anyone give me some advice on debugging the AIS2120 accelerometer sensor? I've included my CRC check function above, as well as the data sent and received via SPI, but I still can't read the correct sensor ID. Thank you very much for your help!

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Yz2 by Associate II
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  • 2 replies
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Resolved! AIS2120 CRC

Is this the correct way to calculate the CRC check code?

Yz2 by Associate II
  • 186 Views
  • 2 replies
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Resolved! MotionEC_Initialize generates an error when it is called

Hello,It seems that the library MotionMC_CM7F_wc32_ot_hard.a is missing the called function, here the error :c:\st\stm32cubeide_1.6.0\stm32cubeide\plugins\com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.9-2020-q2-update.win32_2.0.0.2021053...

AMais.1 by Associate
  • 1901 Views
  • 5 replies
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iis3dwb issue while capturing data max data-rate

Hi,I am trying to capture data from the IIS3DWB sensor at its maximum rate and save it into a buffer of length 8192 (due to internal RAM limitations). I'm using SPI with DMA to interface with the sensor. However, I'm not able to capture the data corr...

Resolved! LSM6DSL: Clarification of CTRL1_XL Register description

Hi ,We need a clarification in the register values of LSM6DSL for configuring g values. Is this the correct values or is it a printing mistake where 16g is given as 01 ,should'nt this value be allocated to 4g .It would be appreciated if you can kindl...

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Gouri_k by Associate
  • 143 Views
  • 3 replies
  • 1 kudos

LIS2DU12TR accelerometer

Hi,I am trying to use the LIS2DU12TR's low address that is 0x18 but I keep on encountering issues with not able to read WHO_AM_I and the accelerometer does not work. Can anyone please help me with this?Also, does it support 100kHz I2C bus?Thanks.

PE4A by Associate
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  • 3 replies
  • 0 kudos