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

LSM6DSO SPI communication problem

Good morning,I am trying to read the WHO_AM_I register from LSM6DSO, but it doesn't respond as needed. I will attach a picture from signal analyzer (D0 is CS, D1 is CLK, D2 is MISO, D3 is MOSI). It looks like its respond is 0x50 instead of 0x6C. What...

Which is g calibration value?

Hi to all, which is factory calibration value for g for MEMS accelerometers?Is this value the same for all accelerometers (I suppose)?Thanks.

mbertoni by Associate II
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SensorTile Drivers and Implementation

Posted on March 20, 2018 at 11:21Hello All,I am having a a bit of an issue working with my SensorTile kit. I am able to get the demo apps working and so on, but I now want to start on my own project.For the moment I have just tried to set the MCU up...

dylan by Associate III
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  • 5 replies
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BMI160 pins 2 and 3 - safe to connect to ground?

The BMI160 spec sheet says pins 2 and 3 are high impedance when the secondary I2C interface is not being used. The spec sheet also *implies* that the secondary I2C interface defaults to disabled upon a power cycle. The question is, can pins 2 and 3 b...

LSM6DS3 sensor hub

Hello, i read the AN4650 application note for the LSM6DS3 accle+gyro and i tried to implement the sensor hub routine with a MAG3110, like the one in the examples but it doesn't seem to work, is there another application note or a sample code that i c...

Alex Dim by Associate II
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  • 3 replies
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MEMS audio sensor mp45dt02 PDM filter library

Hello everyone. I recently designed a board, with stm32f303cbt6 MCU and MEMS audio sensor mp45dt02 which comes included with the stm32f407 disco board. I have a running configuration on the disco board, which captures mic data and sends it to the DAC...

LSM303AGR Strange behaviour in magnetometer single mode

Hi, I am using LSM303AGR reading accelerometer as well as magnetometer in the single mode. The problem is that sometimes I get wrong data and it seems like time between a single measurement request and measurement is changing. I could not find any de...

RJasz by Associate II
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