MEMS (sensors)

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Resolved! LSM6DSO Pedometer - Increased Step Count

Hello,I am using the LSM6DSOWTR sensor in a wearable device for step counting.As it's known, the LSM6DSO series features an advanced pedometer, step detector, and step counter.I'm observing many steps counted even when the user is not moving (false p...

KDeli.2 by Associate II
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  • 1 replies
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Resolved! Compensation in temperature for LIS2DW accelerometer

HelloWe use a LIS2DW12 accelerometer to mesure tilt over a temperature range from -25°C to +70°C.We set the full scale to 2g and chose High Performance mode with Low Noise enabled.We want an accuracy of 0.5°, but we're observing a drift of the order ...

LIS331DL SPI communication issue

Hi guys,   I met a SPI communication issue about LIS331DL. The type of kit board is MKI153. When I tied VDDIO and VDD to 3.3V, the data from chip register by SPI isn't correct. When I only connect VDD to 3.3v, The data  is correct.     The register i...

TommyMao by Associate
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  • 2 replies
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Using LIS25BA with STM32L4 Nucleo Board

I am using STM32L452RE Nucleo Board and LIS25BA module.I2C works fine. I wish to get accelerometer data through TDM now. I am unable to do so. For now, I am using polling mode. The code I am using is given below and the SAI configuration I am using i...

Arka by Associate
  • 1558 Views
  • 2 replies
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Resolved! PDM2PCM and I2S Data Frame relation

Dear @Eleon BORLINI​ ,I’m currently using the I2S peripheral to acquire from a digital microphone.The I2S is configured as:24bits on 32bit data frame22kHz sampling frequencyand the pdm library is correctly configured and I’m able to convert a single ...

frnt by Senior
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  • 9 replies
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iis3dwb唤醒中断无法实现

初始化寄存器的参数配置SPI_write_reg(FIFO_CTRL4, 0x00);//fifo——mode// SPI_write_reg(INTERRUPTS_EN, 0x00);//interSPI_write_reg(CTRL3_C, 0x05); //high_act no_resetSPI_write_reg(CTRL1_XL, 0xA4); //full_scaleSPI_write_reg(CTRL3_C, 0x04); //high_act no_resetSPI_write...

THSW by Associate II
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  • 4 replies
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Resolved! STEVAL-MKI109v3 COM port not detected

Hi,I have STEVAL-MKI109v3 board and steval-mki186v1 sensor. I have connected the sensor to the board and if I connect the board to my laptop, the laptop is not able to detect the COM port of the board which is connected. It is not detecting the board...

AV B.1 by Associate II
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  • 5 replies
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Resolved! LIS3DH consuming high current at interrupt

I am using a LIS3DH and I have configured a threshold interruption and it is consuming around 3mA while the interrupt is active. I have very strict power constraints and this consumption make it unreliable.I am using the driver implemented in Zephyr ...