MEMS (sensors)

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MEMS audio sensor mp45dt02 PDM filter library

Hello everyone. I recently designed a board, with stm32f303cbt6 MCU and MEMS audio sensor mp45dt02 which comes included with the stm32f407 disco board. I have a running configuration on the disco board, which captures mic data and sends it to the DAC...

LSM303AGR Strange behaviour in magnetometer single mode

Hi, I am using LSM303AGR reading accelerometer as well as magnetometer in the single mode. The problem is that sometimes I get wrong data and it seems like time between a single measurement request and measurement is changing. I could not find any de...

RJasz by Associate II
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L3GD20 and Gimball Lock?

I’m trying to use the L3GD20 gyro to compute angular position from the angular velocity measurements returned from the gyro. Most of the time, everything works as expected. However, if I move the gyro in two directions (roll and pitch) at the same ti...

DLewi by Associate II
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LSM6DSO SPI communication problem

Good morning,I am trying to read the WHO_AM_I register from LSM6DSO, but it doesn't respond as needed. I will attach a picture from signal analyzer (D0 is CS, D1 is CLK, D2 is MISO, D3 is MOSI). It looks like its respond is 0x50 instead of 0x6C. What...

LSM6DS3 LIS2MDL LPS22HB HUB

Hello,i studied extensively the "sensor_hub_lis2mdl_lps22hb_no_fifo_simple" example so i can use the LSM6DS3 with an external magnetometer. There are 4 lines that i cannot understand, in the main example there is the code below /* * Configure LI...

Alex Dim by Associate II
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ST LIS2DE12 1LSb = 16mg @FS = +/- 2g ?

Dear ST Community Members,I have question,Related with ST LIS2DE12 1LSb = 16mg @FS = +/- 2g ,What does it mean in math calculation ?Datasheethttps://www.st.com/resource/en/datasheet/lis2de12.pdfpage 43Thanks

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