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

LIS3DH - Cannot have position detection running properly

My LIS3DH is embedded on a PCB with gravity on Zh (upside down).It is configured with:ODR 10Hz, Z axis enabledNo filterFS @2HzIA1 on INT1Interrupt active HIGHAOI and 6D pos (for position detection)INT1 threshold set to 0x39 (around 0.916g)This config...

SChab.1 by Associate II
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  • 6 replies
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Resolved! ‎LSM6DSLTR‎ Threshold event

Hi! I’m using the ‎LSM6DSLTR‎, and really just need to trigger an interrupt whenever the device rotates at a speed greater or equal to a given threshold. Do I need to set up any FIFO data, or is there a way to only generate an interrupt based on a ro...

BMitchen by Associate
  • 2218 Views
  • 2 replies
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Resolved! Use of DRDY_M & DEN_A/G in LSM9DS1?

I am trying to build custom boards using LSM9DS1, I shot through the data sheet, but the information on these two pins is not clear enough? What is the purpose of these pins(DRDY_M & DEN_A/G)?

VKoga.1 by Associate II
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  • 6 replies
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Resolved! For the IIS3dWB ODR and sampling rate...

I need to confirm what the ODR represents - the default ODR is 26667Hz. But what is the actual internal sample rate pre anti-aliasing filter (which must be implemented internally)?Assuming the actual Fsample is at least 26667, then ODR simply represe...

ESpen.1 by Associate
  • 2236 Views
  • 2 replies
  • 1 kudos

Resolved! How to Synchronize multiple LSM6DSOs

Hello fellow ST guys. I'm working with the LSM6DSO IMUs in my project. Nice chip indeed. Now I need to connect multiple IMUs and I need to synchronize them, so that I can read the data from all of those chips sequentially (asserting chip select pins...

Pajaka by Associate III
  • 1813 Views
  • 1 replies
  • 0 kudos

SensorTileBox SL-MKSBOX1V1 - Cloud and MQTT

Hi I have four questions please: 1- is there a new version of the UM2499 pdf manual, as most of the links are broken ? 2- I get this error with IBM watson IoT quickstart - (kCFErrorDomainCFNetwork error 2), i get this in different Iphones. As i thoug...

Hjawa.1 by Associate II
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  • 3 replies
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ST_ sensors driver linux BIG PROBLEM

I have an embedded platform AT91SAM9260 based running on a buildroot based Linux with kernel 4.19.78-linux4sam-6.2 which includes an LSM6DSO and a LIS2MDLTR as well.When st_* drivers are loaded all communications via i2c is returning EBUSY and even ...

PRegn.1 by Associate II
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  • 6 replies
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STEVAL-STWINKT1B ISM330DHCX data corrupted at ODR = 208 samples/s

Hello, I'm working with STEVAL-STWINKT1B kit and the latest version of FP-SNS-DATALOG1 sw package.I'm trying to set the ISM330DHCX 's ODR to 208 samples/s but in this case the acquisitions are corrupted.Is there any known bug?The ODR is set by modify...

AZane.3 by Associate
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  • 2 replies
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