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AGaru
Associate II
September 9, 2019
Question

USB HOST MSC + CMSIS V1

  • September 9, 2019
  • 1 reply
  • 779 views

Hi all,

i succesfully tested USB HOST drivers in standalone mode on a Nucleo-F746ZG.

In my application i need to use CMSIS, but i can't figure out how to make it work. I am using the same application that i use on the standalone mode but this time i placed it in a thread. I've also tried to use 2 different threads for initialization and the user application. It recognizes the USB drive but it never goes on the state ready. This is due to a status USbH that never goes to OK and stays BUSY.

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    1 reply

    AGaru
    AGaruAuthor
    Associate II
    September 9, 2019

    Defining USBH_DEBUG_LEVEL   1U i obatined the following debug prints:

    1) Working case without CMSIS0690X00000AQvTqQAL.jpg

    2)Not working case with CMSIS

    0690X00000AQvU5QAL.jpg