MEMS (sensors)

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Resolved! ISM330DLC fifo settings issue

HiI managed to read both accelerometer and gyroscope ISM330DLC in "polling" mode with INT1 pin with 3330 output data rate, but my goal is to reach peak data rate (6660 samples / s) so I need to use FIFO and this is where my problems start, I dont kno...

amistar by Associate III
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Resolved! LIS2MDL BDU only works for 3 axis independent readouts

HI, it seems to me that reading the LIS2MDL sensor only works correctly if I read first the X axis, then the Y axis, and finally the Z axis separately, each axis in a separate SPI transaction. My settings:- continuous measurement, output data rate se...

amistar by Associate III
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  • 4 replies
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Resolved! Get IIS2DH data with data ready interrupt

Hello everyone,I'm using the II2SDH accelerometer and want to collect the data whenever the Data Ready Interrupt is fired. I'm using the INT1 pin for that and this is my configuration: SPI_WriteByte(CTRL_REG1, 0x9f); // Low power mode, 5.376Hz dat...

LIS3DH FIFO Full Interrupt

I need to configure LIS3DH to generate FIFO full interrupt in INT1 pin. Once my MCU gets the hardware interrupt, it will read entire FIFO. And the loop should continue. Can anyone help me what are the correct steps to configure and read FIFO?Regards,...

ABane.1 by Associate III
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stm32f405 with mp34dt... without I2s

I am using an adafruit stm32f405 feather, with the hal rather than arduino. I have I2c, and CDCworking now, and would like to add audio functionality with a mems mic.The I2s pins are available pins, but the clock cannot get to a low enough speed(1MHZ...

olpol by Associate
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  • 1 replies
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LIS3MDLTR reporting the same values

I have a LIS3MDLTR connected over I2C on an aerial system that is used as part of our GNC system.  In our most recent test we received data from the magnetometer that appears to have gotten "stuck" reporting to exact same measurement (see below).  Th...

Screenshot 2025-01-29 at 9.04.23 AM.png
JB4 by Associate
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Resolved! ISM330 how is INTERNAL_FREQ_FINE set?

Hello,How is the INTERNAL_FREQ_FINE register set in the ISM330?Is it factory calibrated or is there on board logic that allows it change with age/temp/etc.?Thank you,Brandon M

BrandonM by Associate II
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[LSM6DSOXTR] Bias drift

Hello!I took two attemps and recorded measurements in steady state (2 and 3 hours) that i want share.Config:G/XL FS: default ODR 104HzSensor data polled at rate ~ 90HzSome standby/wakeup stuff:TAP_CFG0 (56h) = b0101.0001TAP_CFG2 (57h) = b1000.0000WAK...

ruig25 by Associate
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