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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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L3GD20 Power Down Mode Startup Timing

Posted on September 15, 2016 at 18:59I am trying to optimize the power consumption for bringing the L3GD20 out of Power Down mode, initialize a FIFO acquisition, acquire the data via I2C and then place the device back into Power Down mode. The regis...

Installing the VL53L0X/P-NUCLEO-53L0A1 GUI in Windows 10

Posted on September 13, 2016 at 05:30Hi,Can anyone help me with installing the VL53L0X/P-NUCLEO-53L0A1 GUI on a Windows 10 machine?I'm using UM2072 as guidance but the exe installation is not completing due to me not having ''administrator privilege...

Samples of UVIS25 UV index sensor

Posted on April 21, 2016 at 18:57I`d like to know how to get samples of the UV index sensor UVIS25, data sheets also indicates the use of a ''Golden Sample'' for comparison, I`ve tried Farnell and Digikey sites but both even don`t know these two pro...

electron by • Associate
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Is L3GD20 useful for measurement of 3-axis angle?

Posted on February 17, 2015 at 06:12Hi all, I need to some advice/help about getting angles by ''L3GD20''. I got the 3-axis angles by integrated angular rate from ''L3GD20''. However the calculated angles were less than real moved angles. The error ...

namba by • Associate
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Oscillator frequency deviation in LIS2DH12

Posted on September 08, 2016 at 12:33Hi,I run an experiment with several LIS2DH12 mems and noticed that there is a small deviation between mems ODR frequency (~2.8%)What is the maximum expectable deviation for this device?I found in other mems Datas...

FLast.16 by • Associate
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LPS25HB zero RPDS values, solder issue or faulty sensor

Posted on September 07, 2016 at 15:14Hi, We have been using the LPS25HB in one of our designs.We have an LPS25HB device (soldered onto a flexible flat cable) and a second one, that we use to measure the absolute ambient pressure (soldered onto a PCB...

cathal2 by • Associate
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HTS221 - TR - Correct Temp Data not found

Posted on July 30, 2016 at 02:09Hello, I am trying to access the HTS221 (TR) Temperature Humidity sensor. Firstly, the driver code of this sensor provided by ST Microelectronics states that the I2C address is 0xBE but I had been trying that address ...

HTS221 driver - function HTS221_Activate

Posted on September 02, 2016 at 07:47There is  HTS221 driver version 1.0.0 on ST website.In this driver function HTS221_Activate reset bit HTS221_PD_MASK, and function HTS221_DeActivate set this bit. In datasheet written: ''PD: power down control (0...

[LSM6DS3] Very High Noise Issue

Posted on August 26, 2016 at 23:37Hello, I am currently trying to do some initial noise analysis of LSM6DS3 using STEVAL-MKI160V1 adapter board and STEVAL-MKI109V2 mother board. The software that I am using for obtaining data is Unico GUI. The probl...

yangmax by • Associate
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