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! ST1VAFE3BX vAFE validation against reference signals

I'd like to validate ST1VAFE3BX vAFE measurement data against test signals as part of hardware design validation of a custom ECG sensor design based on ST1VAFE3BX. I intend to input reference signals (differential or single ended) into the two bio ch...

bwilkins by Associate II
  • 696 Views
  • 6 replies
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ISS2MDC High Power Consumption on Idle

Hello,I am evaluating the STMicroelectronics IIS2MDC magnetometer and measuring its supply current using a Joulescope. According to the datasheet, the device should draw approximately ~1.5 µA in idle mode, yet I consistently measure about 450 µA, whi...

LIS2MDL (LGA-12L) Leakage current

Hi Team,We have designed and manufactured several thousand PCBs that include the LIS2MDL (LGA‑12L) sensor. All boards are functioning correctly from an operational standpoint. However, because our devices run on battery power, load current is critica...

Mallik18 by Associate II
  • 451 Views
  • 8 replies
  • 2 kudos

Microphone self noise IMP34DT05

Hello,I'm using the IMP34DT05 microphone and it records fine but there is always a noise overlapped and it is very annoying.I have tried recording the background noise in anechoic chamber (see attached audio, high-pass filter alpha is 0.98). Do you k...

frnt by Senior
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  • 3 replies
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Resolved! I2C with IMS330dlc

Hi I am new to the I2C communications. I am trying to communicate to the IMS330dlc chip. I am using a lab jack U3-HV.. I am programming this via Visual Studio 2022 using c# code. I cant get back the 106 for Who am I. below is the code that I setup on...

Resolved! Clarification Request: LSM9DS1 On-Board Sensor Fusion

Hi all, I’m confirming whether the ST LSM9DS1 provides any on-board sensor fusion output (for example quaternion/Euler), or if fusion must be done on the host MCU. If anyone has definitive guidance from ST docs/support, please share. Thanks.

Resolved! Help with top marking code for LSM6DSOXTR

Hello, I work on quality control for a company and I need to create an instruction of incoming for the item PN  LSM6DSOXTR, but I can't find any documentation about the topmarking of this item.It is mark on the item S4QR CODE504Is the "S4" the markin...