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Visitor II
December 19, 2022
Question

Why does ST32CubeMonitor + DISCO constantly disconnects

  • December 19, 2022
  • 3 replies
  • 1185 views

I just bought a STM32G071B-DISCO because I was looking at using an ST32 in my USB-C application and I'd hoped this could be an analyzer and a starting point. However it constantly disconnects and loses contact with the board. No refreshing brings it back. Only once did I get it to trace a USB-C PD connection but then a few minutes later it's back to no connect. Do these just not work well or is there some magic I'm missing? So far it's been a pretty disappointing start.

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    3 replies

    Graduate II
    December 19, 2022

    Bad cables and hubs don't help.

    On the whole I don't find the robustness or QA to be particularly good on ST tools.

    ST Employee
    February 7, 2023

    Hello @EStei.4​ ,

    can I have more details on how you use the G0 disco ?

    Do you power it on with micro USB ?

    Do you use it as a sink, or a spy (blue door closed or open) ?

    Regards,

    Nicolas

    EStei.4Author
    Visitor II
    February 7, 2023

    Hi Nicolas,

    It's been a while. I already returned this to Mouser since it didn't work and have chosen a Cypress part for production instead.

    Best Regards