MEMS (sensors)

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Resolved! LSM303AH -1G/1G Unexpected Output, Less than 90 degrees

Hello,I am having issues with my acceleration data being output from my LSM303AHTR. I have configured it for 2G Full scale making the "sensitivity" 0.061mg/lsb.I have tested two LSM303AH chips on two of our custom PCBs. I am getting similar results o...

wb346 by Associate II
  • 2012 Views
  • 10 replies
  • 2 kudos

IIS2DH FIFO stream mode configuration issues

HiI am using an IIS2DH accelerometer and set up FIFO. The configuration sequences are following the IIS2DH example in Github, see below// 25Hz, Low-Power Mode Disabled, XYZ enabledACC_Write_Command(IIS_CTRL_REG1, IIS_CTRL_REG1_INIT_25HZ);// High-Pass...

ISM330DLC gyroscope zero offset

Hello,Overview: STM32F4 talks to an ISM330DLC (SPI serial interface) using the ST library. (https://github.com/zephyrproject-rtos/hal_st/blob/master/sensor/stmemsc/ism330dlc_STdC/driver/ism330dlc_reg.c)Problem: I have 5 boards, device at zero level, ...

cbaron by Associate
  • 1153 Views
  • 3 replies
  • 0 kudos

STEVAL-STWINBX1: BleSensors App = Cannot Connect via BLE

I recently received the STEVAL-STWINBX1 and plugged it in out of the box and it worked fine.  There was a firmware update which I did successfully. Next, I downloaded FP-SNS-STBOX1 v1.5.0 to test it out.  As per the readme I imported the "STM32CubeFu...

WP by Associate III
  • 1285 Views
  • 2 replies
  • 1 kudos

STEVAL-STWINBX1 Data Not Displaying in STBLESensor App

Greetings all,Just received a STEVAL-STWINBX1 multisensor evaluation board and I was able to connect to it through STMCube32Programmer (Win64 version) and am trying to see the real-time sensor data from the iOS app (ST BLE Sensor v5.0.0 on iOS 16.5.1...

DJHyp by Associate
  • 597 Views
  • 0 replies
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lps22hb i2c interface(erorrs)

Hello, We want to operate the LPS22HB pressure sensor with the i2c protocol. The pin legs of the sensor are connected to the SCL - SDA 4.7k ohm pull-up resistors. Sa0/GND   Csi / 3.3  RES / GND. This is how connections are made. This way we can't get...