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SPota.1
Associate
March 19, 2020
Question

Hello. In my device I have unknown 3-axis accelerometer. Package - LGA12, I2C address - 0x32, WHO_AM_I register is 0x11. It's like on MIS2DH but has different pinout and WHO_AM_I. Anybody knows it;s model?

  • March 19, 2020
  • 2 replies
  • 709 views

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2 replies

Ozone
Principal
March 20, 2020

What is your unknown device ?

Why do you think the accelerometer is a ST one ?

SPota.1
SPota.1Author
Associate
March 20, 2020

Accelerometer installed on BLE-board. I think that is ST because registers used to communicate are 0x2F (FIFO status), 0x2E (FIFO control) and 0x28-0x2D (FIFO data) with MSB for autoincrement. All like other ST accelerometers, but I can't find on catalog chip with WHO_AM_I=0x11, package LGA12 and same pinout. May be it is obsolete chip.