MEMS (sensors)

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LPS25HBTR pressure reading decreasing over time

I have bought a MKI-165V1 to test LPS25HBTR,but I find that the pressure value is decreasing for a long time ,from 1014.117 to 1002.970 in an hour.It is not stable,the next is my initial code,what is the reason for ituint8_t data = 0x90;HAL_I2C_Mem_W...

2067 by Associate II
  • 1617 Views
  • 10 replies
  • 0 kudos

Resolved! LSM6DS3 + LIS3MDL calibration

Hello, Our teams is making a proof of concept about dead reckoning using a STM WESU board. The goal is to get pedestrian position onyl using ACC/GYR/MAG for a short period of time and small moves.First results in certains conditions are pretty good. ...

pierre63 by Associate II
  • 928 Views
  • 7 replies
  • 1 kudos

Resolved! Accelerometers comparison

Dear community,I am selecting an accelerometer to use in a project and I am looking for some advice.Essentially I am looking for the highest performance accelerometer (regarding noise) in the STM portfolio.The sensor requirements are: ~±2g scale supp...

dburgt98 by Associate II
  • 489 Views
  • 6 replies
  • 3 kudos

Resolved! LSM303DLHC software

Hi ThereWhere I can find some source files for LSM303DLHCI see some ref.links there, but right now they pointed to non-existed pages on github :( Or I miss somethingAlso I found this link https://github.com/STMicroelectronics/stm32-lsm303dlhc but it ...

LPS22HBTR sensor data error.

Dear ST/Forum,Your attention would be much appreciated for a technical enquiry.We are using the LPS22HB pressure and temperature sensors in some electronics for an experiment that will be onboard the International Space Station (ISS) in orbit later t...

DuncanR by Associate II
  • 391 Views
  • 2 replies
  • 0 kudos

Sensor Recommendation for Vibration and Motion Detection

Hi, We are developing a product/device that is mounted on a machine/vehicle that generates vibrations when in the ON state. We need a sensor that can 1.. Detect vibration start and stop while the device is stationary, with good accuracy, to determine...

Jayk by Associate
  • 319 Views
  • 6 replies
  • 0 kudos

Resolved! FSM double tap

Hi, I'm trying to implement the tap and double-tap function in the FSM tab. Is it possible to achieve this at an output data rate of 26 Hz? 

SamuPre by Associate
  • 298 Views
  • 1 replies
  • 1 kudos

STHS34PF80 stuck in presence state

Hi All,I use STHS34PF80 for presence detection with embedded algorithm however it easily get stuck in presence status and cannot release from the status.Use case:People sit in from of the sensor around 30 cm, with lens on STHs34PF80.When people enter...

ibs09ps-annotate.png
SLin.11 by Associate III
  • 554 Views
  • 7 replies
  • 1 kudos