MEMS (sensors)

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step counter detection not working on lsm6dsr

Enabling "step counter detection" on lsm6dsr using the application note [1] "basic SW routine" does not seem to work (1-13 routine steps). Device always reads the value: 2C00h from registers 62h and 63h. Any pointers on how to debug the issue?[1]: ht...

AHuta.1 by Associate
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  • 1 replies
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Resolved! LIS3DHTR Product Life cycle?

Hi,In the company where I work we are developing hardware and we are already evaluating the LIS3DH in order to put it in our hardware devices. However we have noticed that the LIS3DH is obsolete but there is the LIS3DHTR which is the same product but...

VGuer by Associate II
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  • 11 replies
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LIS2DH12TR- Not working on 2.9V and above voltages

Hello,I am using LIS2DH12TR through SPI but I am not able to operate it on greater than 2.8V. On greater than 2.8V I am not able to read the device ID. But according to the datasheet, it is able to operate up to 3.6 V. SO how can I use this ic greate...

Smalik by Associate II
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  • 22 replies
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Resolved! [STPM3x] Production date ?

Hi,I have a STPM33 on some of my PCB and I have issue with some of them when it gets too hot. The actual datasheet tells us that the operating temperature range is -40C to +105C but I've found an old one of October 2013, another of October 2014, anot...

carton by Associate II
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  • 3 replies
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Resolved! MEMS SMD device marking "SO"

Hi, can anybody tell me what partnumber this is. The chip is a LGA-14 package with the "SO" marking. It is probably an accelerometer.I aslo tried to read the 2d matrix code and it says: 781120R903QE

WVleu.1 by Associate II
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  • 4 replies
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Selecting a motion sensor

Hi,I am looking for a motion sensor with I2C that can work in the following way:Wake up from low powerStart monitoring acceleration and rotationStop monitoring (about 500ms later)Query most significant motion while monitoringGo back to sleepBasically...