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MMa.1893
Associate III
October 10, 2020
Solved

what's voltage on Pin21(CAP) and Pin24(C1) on LSM9DS1 after power-up?

  • October 10, 2020
  • 4 replies
  • 2103 views

on my board, the voltage on Pin21/ 24 are ~ 0.002v after power-up, it that correct ?

here is my schema:0693W000004JKeoQAG.png 

Thank you very much!

This topic has been closed for replies.
Best answer by Eleon BORLINI

Hi @MMa.1893​ ,

The schematic is correct and the voltage value you see on CAP and C1 pins are ok.

For completeness, you can compare your scheme with the one of the LSM9DS1 adapter STEVAL-MKI159V1, shown here below:

0693W000004JNlJQAW.png 

-Eleon

4 replies

Eleon BORLINI
Eleon BORLINIBest answer
ST Employee
October 12, 2020

Hi @MMa.1893​ ,

The schematic is correct and the voltage value you see on CAP and C1 pins are ok.

For completeness, you can compare your scheme with the one of the LSM9DS1 adapter STEVAL-MKI159V1, shown here below:

0693W000004JNlJQAW.png 

-Eleon

Eleon BORLINI
ST Employee
October 22, 2020

Hi @MMa.1893​ ,

Can you please confirm us that your circuit is working well?

-Eleon

MMa.1893
MMa.1893Author
Associate III
November 2, 2020

ok, my circuit is correct..

the chip works now.

Eleon BORLINI
ST Employee
November 2, 2020

Thank you @MMa.1893​ for the feedback!

-Eleon