MEMS (sensors)

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Sonar like algorithm

Posted on November 07, 2015 at 16:45 Hi guys, I am trying to read a sensor that is rotating, then record all the values through the ADC and I want the sensor to stop rotatin when it found the hishest value. Do you guys have any idea ho...

raw_pix by Associate
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LIS3DH FIFO Int generation

Posted on June 12, 2015 at 22:27Hi all,I am trying to use my LIS3DH in FIFO Stream mode.I am trying to configure the accelerator to generate an interrupt whenever the FIFO is full.However it never generates any interrupts.I have configured the regis...

peyman by Associate
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Unexpected step change in LPS25H Pressure

Posted on November 04, 2015 at 15:37I'm using the LPS25H pressure sensor and have noticed a strange stairstep behavior where one LPS25H seems to step or jump 10-20 Pa for several minutes to a few hours, then jumps back.  This behavior is quite diffe...

L3G4200D random spikes

Posted on April 11, 2014 at 14:58Hi all,i'm currently working on an inclination sensor using a.m. gyroscope. I encounter random spikes in the digital values - @ still device.The spikes generally are either +255 above signal or -255 below average sig...

HAL drivers for lsm6ds3 with STM32F1 series?

Posted on November 02, 2015 at 22:59Hello, We couldn't find any firmware source code example for STM32F1 series support with in STM32CubeExpansion_MEMS1_V1.4.0 .Is there such HAL drivers for lsm6ds3 with STM32F1 series 32 bot controllers?Thanks, ...

suresh by Associate II
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LPS331AP - SPI mode - Multiple slaves sharing common SPI bus

Posted on October 07, 2014 at 19:06We are planning to use LPS331AP in one of our design. LPS331AP will be interface to MCU using 4-wire interface. I could not find conclusive information on whether Data out (pin 7) is tri-stated/high impedance when ...

sumeet by Associate
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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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