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Visitor II
March 12, 2021
Question

LIS2DTW12 who-am-i does not return a value

  • March 12, 2021
  • 1 reply
  • 730 views

Do you see anything wrong with this 4-wire spi transaction? The LIS2DTW12 is not responding and I do not understand why. It is hooked up to a P-NUCLEO-W55

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    1 reply

    Explorer
    March 12, 2021

    > Do you see anything wrong with this 4-wire spi transaction?

    No, how should we ?

    Have you tried a scope ?

    Check the schematics.

    Many of STs boards used to have the interface fixed to I2C, not SPI.