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Visitor II
April 21, 2024
Solved

Doesn't work MKI109V3 + MKI172V1, WHO_AM_I issue

  • April 21, 2024
  • 1 reply
  • 909 views

Hello ST Community!
Please help with resolving issue with WHO_AM_I register!

Firmware that I'm using on MKI109V3 board is V3.65.5.

WHO_AM_I.png

IMG_4227.jpeg

 

    This topic has been closed for replies.
    Best answer by Kaa

    Hello @Federica Bossi,

    I've Unico 9.17.0.0, firmware version is V3.65.5.

    Looks like ST shipped me MKI172V1 with burned out LSM303AGR IC.
    I've resoldered it from my board. Now it works!

    Original:

    Kaa_0-1713950110254.jpeg

    Resoldered:

    Kaa_2-1713950326579.png

     

    1 reply

    Technical Moderator
    April 24, 2024

    Hi @Kaa ,

    Welcome to ST Community!

    I tried the same test and I don't have any error.

    Which firmware are you using? Unico GUI?

    KaaAuthorAnswer
    Visitor II
    April 24, 2024

    Hello @Federica Bossi,

    I've Unico 9.17.0.0, firmware version is V3.65.5.

    Looks like ST shipped me MKI172V1 with burned out LSM303AGR IC.
    I've resoldered it from my board. Now it works!

    Original:

    Kaa_0-1713950110254.jpeg

    Resoldered:

    Kaa_2-1713950326579.png