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

LIS3DSH FIFO - Interrupt never occurs

Hi! I'm having trouble to get FIFO to work. Registers write fine, but i think that OVRN flag never sets high. My config:CTRL_REG4, 0b01100111 //ODR = 100Hz, BDU = 0, ZYX enabled   CTRL_REG1, 0x00   CTRL_REG2, 0x00   CTRL_REG3, 0b00001000); //Interrup...

bmak by Senior
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  • 4 replies
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SensorTile.box upgrading firmware

Hi, I am getting errors for over the air upgrade. And want to do it manually but I can not locate the latest SensorTile.box SENSORTILE.BOX_v347.bin file, where is it on the website ? please help thank you

Hjawa.1 by Associate II
  • 1020 Views
  • 4 replies
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Resolved! Problems with accuracy of LSM6DSL pedometer functionality

Hi all,I am using LSM6DSL chip as a pedometer and sensing other stuff like tap detection, tilt detection etc on a wearable device. The pedometer counts are pretty close to accurate when I compare it with other standard devices like the apple watch/ f...

KReng.1 by Associate
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  • 2 replies
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IIS2DPC getting Status=0x21 X=476, Y=52676, Z=10472 with no trigger to the sensor. On the slightest tap, the value shoots to 64K

My Senosr board is on the table with no vibration event applied to it. Instead of seeing a value of zero or something close to zero, I am reading the X, Y, Z values as ( X=476, Y=52676, Z=10472).What is the issue here and how to fix it?My Setting is ...

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VJaha.1 by Associate II
  • 592 Views
  • 2 replies
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LIS2DTW12 temperature accuracy

Hello there, I am currently using LIS2DTW12. In the datasheet, it states the accuracy of temperature sensor is 0.8 degree C(typ.), I notice the temperature reading has +/- 3 degree C among 10 LIS2DTW12 units. Is it normal? I also wonder if the LIS2DT...

lgu.1 by Associate
  • 670 Views
  • 2 replies
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Resolved! STEVAL-MKI208V1K pins

Hi, regarding the STEVAL-MKI208V1K, what is the purpose of the pins CSX, SDX, OSDO and OCS?In the diagrams of the Data brief available from the web page, it can be seen that those pins actually are not coming from the IIS3DWB pins.I want to connect t...

FCook.1 by Associate III
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  • 2 replies
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Resolved! IIS3DWB RES pins

Hello,I'm using a IIS3DWB in my design.As indicated in datasheet, RES pins (10 and 11) should be connected to VDD_IO or leave unconnected (Table 1: Pin Description).However, the STEVAL-MKI208V1 have RES pins tied to GND (Figure 1 STEVAL-MKI208V1 boa...

Palmering by Associate II
  • 1039 Views
  • 2 replies
  • 1 kudos