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

LSM303D Interrupt

Posted on July 06, 2015 at 09:06Hello,I am using Lsm303D, it works well but I am not lucky with the interrupt functions.Anybody helps me to give me a good sequence of sets to have an interrupt on INT1 or INT2 when my board is slightly shaken ?I have...

LIS2DH - suspected noise

Posted on July 02, 2015 at 14:53Hello there, I had placed the LIS2DH on my board , and it seems to work fine. using default setting and 10Hz sampling, when i am putting the PCBA on a fixed position, and X axis raw data is unstable from - 128 to 128....

nir23 by Associate
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Unable to get axis data on LIS2DHH

Posted on July 02, 2015 at 14:50Hey, I have to communicate with LIS2DHH , and dummy byte received fine, however when i am trying to read axis data i get only 0.

nir23 by Associate
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Did I just brick my evaluation board?

Posted on December 17, 2013 at 16:12Hello,I bought a STEVAL-MKI109v1  evaluation board, and a STEVAL-MKI114v1 probe about 1,5 years ago.Yesterday I tried to get it to work with the latest version of the Unico test software, but the program would alw...

joeri by Associate
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Capacitance/Voltage Converter

Posted on June 24, 2015 at 19:36Hello all, I would like to use an off-the-shell CVC as readout for my capacitive MEMS accelerometer. My concern is the acceptable input bulk capacitance, that is 30pF in my case. I have looked in a couple of CVCs, MS...

AHRS continous problem under CoIDE

Posted on April 19, 2015 at 20:33 Hi to all, I'm trying to use this demo, and I have noticed that my program remains blocked at this line of the iNEMO_AHRS_Init() void iNEMO_AHRS_Init(iNEMO_SENSORDATA* pSensorData, iNEMO_EULER_ANGLES* pAngle,...

daniel23 by Associate II
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A terrible question when i use MP45DT02

Posted on August 16, 2014 at 06:03Hi,I am Jessenow,i will use MP45DT02 in my projectbut i evaluated it in STM32F407-DISCOVERY,i found a kind of terrible noise , it sounds like ''dot……dot……dot……'',especially female voice.wish a solutionthank you very...

LIS3DSH noise problem

Posted on June 09, 2015 at 15:36Hi,I am using LIS3DSH accelerometer, sampling rate 100HZ scale = +-2G. What I see is from time to time is noise what is coming from one of the axis, I tried to add more decoupling caps, thy to change internal filter s...

LSM303D Magnetic Offset Registers

Posted on June 03, 2015 at 17:02 While working with the LSM303D, I ran into the following problem: The application:To detect disturbances in the local magnetic field (the sensor is stationary). I average a set of readings, and then su...