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

LSM6DSM Calibration not working by rotating 6 positions

Hi Everyone,I'm using STM32L4 with LSM6DSM on IAR IDE and using motion AC library to calibrate the accelerometer data. Code flow is like in first position when it has got the 500 samples for one position then it will wait till you rotate the position...

rshar.21 by Associate II
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Resolved! LPS22DF static addresses: 0x6B/0x6A or 0x5C/0x5D

We have a STEVAL-MKI224V1 kit, which should be equipped with a LPS22DF. I have tried to use the static (I2C) address of the sensor, and after much time, I discovered it is (depending on the state of SDO) 0x5C/0x5D, and not 0x6B/0x6A, as stated in the...

tcachat by Associate II
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LIS3DH Excess Current Associated With INT1 Setup

Hello,We have implemented the LIS3DH with a nRF52832 in I2C mode on our board, and are using the accelerometer to detect motion and vibration events. The LIS3DH internal high-pass filter and threshold detection are used to generate the INT1 interrupt...

CBraun by Associate
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LM6S3TR device FIFO pattern incorrect

Hi there!I'm having issues with my LSM6DS3TR device FIFO. I am trying to read and process all values stored in the FIFO by the accelerometer every interval using I2C. I am doing this by:1) Retrieving number of unread messages in FIFO at addresses 3Ah...

Programming MP34DT05-A MEMS DIGITAL MICROPHONE

Hello everyone,My goal is to record audio from one MP34DT05-A microphone via SAI PROTOCOL in an STM32F446 Nucleo Board. In resume, I receive data from microphone via DMA, then I make the transformation via PDM2PCM Library and write the buffer into an...

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ALope.1 by Associate II
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Resolved! How to calculate dB from the mems microphone data?

Hello all.I would like to ask how to calculate dB from a data recorded by a MEMS microphone.I currently use the MP34DT04 on the SensorTile Kit. I checked the SensorTile can record sound with the microphone, and store a wav data file in MicroSD.In the...

Resolved! LIS2DW12 Accel schematic review

Hello,I'm designing a custom board with a LIS2DW12 accelerometer for motion detection. I want to use INT1 to send a signal to the MCU when it detects movement, which should wake up the whole system. The accel supports both i2c & SPI communication but...

neeld_0-1731465886645.png neeld_2-1731468894612.png neeld_1-1731466345753.png neeld_0-1731470899386.png
neeld by Associate
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