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Graduate
August 4, 2025
Question

Nucleo h755 USB power

  • August 4, 2025
  • 3 replies
  • 2820 views

Hi im having nucleo h755 board with me, in that usb port section i can't understand, if i connect through usb cable, the board will power it or not. i tried, it not powering the board.

And how the circuit will work when fault occurs. and it is possible to power the board when connected to usb cable

please find the atttached image of nucleo h755 usb port schematics.

 

regards,

srinath

    This topic has been closed for replies.

    3 replies

    Super User
    August 4, 2025

    Please find the User manual of this board. It has a section about power. Maybe some jumper is missing. These boards have several options for USB power.

     

    Super User
    August 4, 2025

    As @Pavel A. said, see the User Manual for the board - it will be on the 'Documentation' tab of the Product Page.

     


    @Srinath_03 wrote:

     i connect through usb cable


    The board has two USB connectors - which one are you using?

    Graduate
    August 4, 2025

    hi @Andrew Neil i using an usb communication connector and not an  stlink usb connector.

    i want to know how the circuit is working and we can power the board with that connector or  not

     

     

    regards,

    srinath

    Super User
    August 4, 2025

    The board can't be powered from the user USB connector.

    TDK_0-1754311658858.png