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

Ultra Low Power Mode for LSM6DS032 is not working.

Currently designing a  low power embedded system for monitoring application using IMU LSM6DS032, tried both low power/normal mode and the ultra low power mode setting on this IMU, but I could not find the significant difference in the power consumpti...

Resolved! IMU layout for flex PCB

I am reading through TN0018 and saw that it is possible to have signal and plane on the bottom layer. Does this apply to flex PCB with 50-150um thickness? 

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qkieu by Associate
  • 783 Views
  • 1 replies
  • 0 kudos

ASM330LHH - large gyro biases

Hello, We are using the ASM330LHH in a design and are seeing extremely large gyro biases (~250 deg/s). I am trying to figure out what may be causing them; here is some information on the experiment. We collect data while spinning our custom boards (w...

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rcoman by Associate
  • 427 Views
  • 1 replies
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Interfacing MP34DT06 with STM32F401RE Sensor

Hi,I’m using the NUCLEO-STM32F401RE with the X-NUCLEO-CCA02M2 board, which has two MP34DT06 PDM microphones. I want to capture stereo audio using I2S2 and convert it to PCM using the PDM2PCM middleware in STM32CubeIDE.In AN5027 (page 18), a timer is ...

impacts of IIC error injection with IIS2DLPC

For special test case, that directed connected IIC's SCL(LUX_TILT_SCL) to GND and kept for 5mins, will this action hurt or damage IIS2DLPC?IIC worked with 100kbps.Work with IIC. We found that after this action/error injection:Sometimes, the sensor ca...

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BBBBBB by Associate II
  • 798 Views
  • 6 replies
  • 3 kudos

IIS2ICLX inclination

Hello, I'm looking for a very high precision inclination sensor. I found this IIS2ICLX. I have some questions on the specifications.1) What is the repeatability of the device?2) From the spec sheet, it might seem like the repeatability of the device ...

gio926 by Associate
  • 1280 Views
  • 2 replies
  • 0 kudos

Reading ISM330DHCX with Nucleo Board (SPI3)

Hi,I am trying to read data from my ISM330DHCX using my STM32G491 Nucleo board over SPI3However, I am having trouble understanding the operation of this device, so I would like to explore the answers to the following questions:1) What is the most bas...

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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
  • 4735 Views
  • 10 replies
  • 4 kudos

Check configuration on lsm6dso32

Hi! I inherited a project and we're seeing strange accelerometer values and I'd like to get a sanity check on my configuration. when Idle and flat, I see 1g on Z, 0g on X and Y. When my device is moving I see peaks on many axes beyond 1g, eg 2.5 on X...

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ms360 by Associate II
  • 615 Views
  • 4 replies
  • 0 kudos