MEMS (sensors)

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Resolved! LIS2DH questions

I have a project with LIS2DH accelerometer and I want to measure values each 20 seconds, turning LIS2DH off between measurements.So, I tried to turn power on, wait 5ms, write 0x10 to CTRL_REG3 (turn on DRDY on INT1), then 0x1F to CTRL_REG1.Then I wai...

Why does LPS25HB show wrong pressure value?

I'm using LPS25HB in my card. I can take correct temperature value but I can't draw pressure data as correctly. It show me that my Pressure is approximately 500 hpa but actually my pressure value is approximately 500 hpa. Is there any solution for th...

OCICE.1 by Associate
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Resolved! How to use IIO triggered buffer?

I use ASM330LHH as Linux IIO.Source and DTS were added.We found that /sys/bus/iio also added a device.I also checked reading data in direct mode from sysfs.Therefore, I think there is no problem with the H/W connection.​I want to use Trigger mode to ...

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Simon.Ko by Associate II
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VL53L0X Divide by Zero error in API

Hi all, Got a divide-by-zero exception whilst porting the API to the ESP32. The error occurs at line ~1960 in vl53l0x_api_core.c in this bit of maths: sigmaEstRef = VL53L0X_isqrt((cDfltFinalRangeIntegrationTimeMilliSecs + ...

RMill.3 by Associate
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  • 3 replies
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Resolved! LIS2DH Raw output to Temperature conversion

I saw below topics.How can i see discussion 71915817?***The datasheet doesn't specify how to convert register (OUT_TEMP_L (0Ch), OUT_TEMP_H (0Dh) ) data to actual temperature. let's say for example if reg 0x0c = 0x7 value and reg 0x0d = 0x00 value, t...

BBQ by Associate II
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Resolved! If Hang up I2C interface of the LIS2DH

If Hang up I2C interface of the LIS2DH, How can i reset the device except VDD OFF/ON operation?I am considering to send 9-clocks to the SCL of the LIS2DH.

BBQ by Associate II
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  • 1 replies
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