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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Forum Posts

How many FIFO words with high compression (3xC) can be sent in a row by the IMU when the Timestamp, Accelerometer and Gyroscope FIFO buffering is enabled?

LSM3DSO IMU: How many words with high compression (3xC) [each XL or GY] can be sent in a row by IMU? I suspect not more than twice in a row. For example:...-GY 3xC-Timestamp-GY 3xCor ...-XL 3xCTimestamp-XL 3xCIn other words, this case is not possible...

BDiva.1 by Associate II
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LSM6DSO Decompression Algorithm

Is there an algorithm to decompress the IIMU data that allows continuous collection of the FIFO data when timestamp, accelerometer and gyroscope buffering is enabled in FIFO? The App note gives some ideas how to decompress but not the algorithm - loo...

BDiva.1 by Associate II
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  • 3 replies
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Resolved! Calibration of LIS2DW12

Hello, I can not find any information on calibration of the acetometer in the LIS2DW12.Is it something we can do ourselves, is it done automatically etc.Would like a reference or explanation.Thank you

Msaga.1 by Associate II
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  • 4 replies
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Unico-GUI installation problem, USB is not recognized.

I try to use MKI208V1K via MKI109V3 on Win10.But when I move Unico-GUI, my PC show �?ERROR:Communication with the motherboard failed. Please check the mainboard is connected property.".And 2 device drivers are fail "STM32 Virtual ComPort""USB Serial ...

MYuas.1 by Associate
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  • 2 replies
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Resolved! MotionFX magnetometer calibration never finishes

I am using STM32CubeIDE with a STM32L471VET micro. I have included the MotionFX library and have 9DOF orientation output working, but I can't seem to get the magnetometer calibration completed. It continuously shows: MFX_MAGCALUNKNOWN even after 5 to...

PNewm.1 by Associate III
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  • 8 replies
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Requirement power supply to LIS2DH12

Dear all,I'm researching and designing hardware on this mems LIS2DH12. But I can't find any parameters ralative to noisy, ripple voltage ... to make sure perfomance of accel.So could you share some documents about hardware design note?? I'm going to ...

TNguy.15 by Associate
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  • 1 replies
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On the LPS22HB SPI, what is the minimum high time for CS?

I'm communicating via SPI with an LPS22HB using an FPGA. Is there a minimum time specification between SPI transactions? I'm currently setting CS high for 0.5 SPC cycles between transactions, but this doesn't seem to work.

JPhil.3 by Associate
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  • 1 replies
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VL6180 always sending VCSEL Watchdog error

Hello,I was designing a board with a VL6180 and was surprised that the 0x4F register never uptaded to tell me that a new measurement was finished.So I looked at the 0x4D register to see that it answered me 0x19. Whitch mean I have a VCSEL continuity ...

SSchm.5 by Associate III
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  • 2 replies
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