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

Wrong output 0 0 0 or -1 -1 -1 for ADXL345 accelerometer in SPI

Posted on October 27, 2015 at 12:42Hi,I'm programming the ADXL345 3-axis sensor for my thesis project. Initially i made the program in I2C and its working fine. Later on i switched to SPI mode for better speeds. Unfortunately the device is not worki...

gandhi by Associate II
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LIS3MDL high nonlinearity for negative magnetic fields

Posted on September 16, 2015 at 11:35Hi all, I am testing a board that uses a LIS3MDL as a magnetic reference sensor communicating with a 3-wire SPI. I am testing the sensor using a Helmholtz coil that I built (that, by the way, has been tested and ...

jose2399 by Associate
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LIS3DH chip marking

Posted on October 21, 2015 at 04:18HiDoes anyone know what the correct chip marking for the LIS3DH(TR) should be? I've seen many different markings, incl. 2220 C3H 8F2CB. However, mine has this marking http://i.imgur.com/1OyaTUe.pngSo is there a cor...

munddr by Associate
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Where can I find AIS326DQ failure modes/rates?

Posted on October 16, 2015 at 15:10Hello everyone.Does anybody know where can I find AIS326DQ failure modes/rates?Datasheet does not help much.And, may be the arrangement of the physical sensors (i.e., whether it is a combination of three independen...

LIS3DSH w/ STMF4 Discovery Board

Posted on October 08, 2015 at 15:52I've recently purchased the STMF4 Discovery Board and am looking to write an application making use of the on board LIS3DSH accelerometer. However, the examples provided (and pointed to by the documentation) all ma...

iNEMO boards not detected by PC(win-7 64 bit)

Posted on October 06, 2015 at 14:20Hi ,We have bought inemo sensors and made connection as per the datasheet. We made usb connection(without ESD protection) and provided jumper for boot mode.I have installed inemo-suite which does driver installatio...

nishal by Associate
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MEMS mics into the musical instruments pickup systems

Posted on October 05, 2015 at 20:55My name is Mikheil Tsitsishvili, I am acoustic guitar and ukulele performer living in the Republic of Georgia (East. Europe). I am very much interested in the amplification of acoustic instruments; all my instrumen...

HTS221 over SPI, unable to write registers after soft reboot

Posted on September 30, 2015 at 21:51Hi, I'm using the HTS221 with an STM32F205. The communication channel is SPI. I'm finding that when I reboot my processor without cycling power, once the processor is back up and running it is unable to write to ...

doug2399 by Associate
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Hardfault error while running osxMotionAR example project

Posted on September 28, 2015 at 13:17I am getting one hardfault error after calling the osx_MotionAR_Initialize() API. I am using STM32F401 Nucleo board with X-NUCLEO-IKS01A1 sensor expansion board. I have installed required software and i tried to ...

arun by Associate
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How to convert the value to Temperature and Humidity for HTS221?

Posted on August 29, 2014 at 11:28I have using HTS221 , and I have get the value from HTS221 via I2C.The value is like the following:Read HTS221 CTRL_REG1: 0x20 value is 0x81Read HTS221 CTRL_REG2: 0x21 value is 0x0Read HTS221 CTRL_REG3: 0x22 value i...

x22819 by Associate
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