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! STEVAL-STWINKT1 vs STEVAL-STWIN KT1B

We purchased late in 2020 an STEVAL-STWINKT1.Just learnt that this board has been deprecated and the  STEVAL-STWIN KT1B is instead the recommended reference designCould you please let us know:if we have to stop using the STEVAL-STWINKT1if get it repl...

dsamm by Associate III
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  • 2 replies
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Resolved! ISM330DHCX - SPI driven by FPGA - some questions

Hi, I want to drive an ISM330DHCX by an FPGA using SPI. Due to the fast operation and the exact timing I can realise this way, a few questions occured.Data sheet fig. 6 details the SPI timing. There is no value given for minimum time for CS=HIGH, i.e...

ASchm.3 by Associate II
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  • 6 replies
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STM32L452RE SAI microphone connection RX returns 0

I'm trying to get the SAI working in receive mode with a MEMS microphone, but when i try to receive data it only returns 0? Here is the SAI setup:saiHandle.Instance = SAI1_Block_A; // audio block A.   saiHandle.Init.Protocol = SAI_FREE_PROTOCOL; sa...

RBamf.1 by Associate III
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How to read multiple IKS01A03 memory register with DMA over i2c?

Hi,I am currently working on DMA combined with I2C bus. I want to read acceleration data from IKS01A3 with HAL function HAL_I2C_Mem_Read_DMA(). I want to read at 6 different memory registers. How can I use that function to get it work properly? Can I...

LZure.old by Associate II
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  • 6 replies
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Why acceleration data of LSM303D on the Z-axis doesn't work?

Hi,I have a LSM303D, compass, and acceleration sensor. I can communicate with the sensor, and I get the magnetometer data on all of the axes, unlike the accelerometer. Accelerometer Z-axis data comes "-32760" all the time. I work on stm32f103c8t6Here...

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AÖzba.1 by Associate II
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  • 4 replies
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WHO_AM_I register value read as 0xFF

Hello ST Community,I have some hardware samples with LIS2DH12 accelerometer. For all the samples except one, the value of WHO_AM_I register is read as 0x33 (which is expected). However, for one of the samples, it is read as 0xFF. What could be the po...

AB.4 by Associate II
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  • 5 replies
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Resolved! LIS2DE12 supply 1,8v / 3,3v

Hello,I have an issue with my LIS2DE12, when i'm starting up my board i'm doing the configuration of the device and then i need to put the boad from 1,8V to 3,3V to communicate with an other component. BUT when I come back to 1,8V the LIS2DE12 have t...

GLE B.1 by Associate II
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  • 6 replies
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Resolved! LIS3DH offset correction

Hi,We've been using LIS3DSH for a few years now and are now searching for alternative sensor because of availability problems.In LIS3DSH there are offset compensation registers OFF_X(Y,Z) for fixing the read axle values with correction values stored ...