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

LSM6DSMTR Taking more power on VDDIO Pin

I am using LSM6DSMTR  with a coin cell battery. I have connected the IMU with NRF52810 using a SPI line. Attached the screenshot.When I am observing the power profiler, VDDIO is gradually taking current after the SPI communication (I have used a 100...

0693W00000Y9CiiQAF.png 0693W00000Y9CkKQAV.png
V.Jose by Associate II
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  • 2 replies
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Resolved! LSM6DSLTR device marking

Hi!Our incoming inspection unit failed to find any information on LSM6DSLTR device marking. We got parts with 2 lines on it.SF2D code106 Could you please confirm it is a LSM6DSLTR device? Is there date code on it?

0693W00000aHDY5QAO.png
AAGree by Associate II
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  • 3 replies
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Reading temperature from the LSM303AGR.

I am initializing the 303 with the following code: /* Turn on accelerometer */ WriteRegister(LSM303AGR_CTRL_REG1_A, LSM303AGR_ADDR_WRITE_A, 0x57); x = ReadRegister(LSM303AGR_CTRL_REG1_A, LSM303AGR_ADDR_READ_A);   /* Turn on temp sensor and set BDU bi...

BMart.2 by Associate II
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  • 6 replies
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STM32F4 i2c vs LSM303DLHC i2c

Trying to match STM32F4 with LSM303DLHC and I cannot find for i2c addressing mode of type: Master: | ST | SAD + W | SAK | SUB | SAK | SR | SAD + R | SAK | ... any match in the STN32F4 7 or 10 bit addressing modes. I suppose using all those bits it is...

ACht.1 by Associate
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  • 3 replies
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Resolved! LPS22HB SPI interface

HiHas nobody used the sensor using SPI interface? I have a power up issue, if CS is left floating till processor drive it to zero it seems device start as i2C and micro Dout is shorted to ground.

LMatt.4 by Associate
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  • 3 replies
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