macaxa Community Member

  • Member since Apr 19th 2021
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  • macaxa -

    Replied to the thread [SOLVED] nRESET as Input/Output.

    Post
    Quote from SEGGER - Alex: “Well, it is marked as an I/O because it is an I/O. J-Link can drive it LOW and J-Link can release it and read the pin level. The pin is open drain. Input makes sense because there may be a reset button on the target HW that…
  • macaxa -

    Posted the thread [SOLVED] nRESET as Input/Output.

    Thread
    Hi, In the J-Link user guide, the nRESET is listed as an I/O. I am just not clear what it means by I/O. I believe it is an output from the segger? Why is it listed as I/O? Furthermore, is this signal open drain or driven high?