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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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how to layout mp34dt04?

Posted on November 18, 2015 at 10:23Do it need multilayer for mp34dt04 layout?Can you give me some reference?

kai1 by • Associate
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Power down gyros?

Posted on November 17, 2015 at 19:33Is it possible to somehow power up only a single gyro rather than all 3? I only need the gyro on one axis to detect the motions I'm looking for, and I could really use the power savings.

lee23 by • Associate II
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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...

Could not achive 3200Hz data rates for ADXL345 with Nucleo-L053R8

Posted on November 03, 2015 at 10:27Hi,I'm planning to get 3200Hz data rates for ADXL345 sensor with Nucleo board. The SPI speed is 5MHz. And i initialized exactly as per the data sheet.the initialization process is as below:accelerometer.setPowerCo...

gandhi by • Associate II
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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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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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