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    No COM Port with M5 Fire but another M5 has

    PRODUCTS
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    • D
      Dreitagebert
      last edited by

      Hi there,
      i just got a M5stack Fire. But if i connect it there is no connection with my Win Pc.
      Another 'normal' M5 shows connection on COM9. And i use Arduino IDE without problems.
      But the Fire doesnt connect.

      What did i miss?
      Thanks

      m5-docsM 1 Reply Last reply Reply Quote 0
      • F
        felix42eu
        last edited by

        Hi Dreitagebert,
        which firmware do you run?
        I have seen versions (like v1.0.2-en) that do not have an COM-Port

        @m5stack: Why is this so?

        Sincerely
        Felix

        m5-docsM 1 Reply Last reply Reply Quote 0
        • D
          Dreitagebert
          last edited by

          I managed to reach the fire by putting a little capacitor between Gnd and G0.
          Sometimes. It is more astrological than technical.

          As i read on another place, there is a failure in the board layout and one piece should be turned but my fingers are really too big to solder such small pieces.

          Such a pity. I will send it back. In this way i cannot use it.

          1 Reply Last reply Reply Quote 0
          • m5-docsM
            m5-docs @Dreitagebert
            last edited by

            @dreitagebert
            Hi, If a Fire was connected with PC through USB cable and the PC doesn't appear COM Port, please reverse USB and plug in Fire again.

            0_1546843230782_TIM截图20190107143835.png

            M5Stack documentation URL

            https://docs.m5stack.com

            D 1 Reply Last reply Reply Quote 0
            • m5-docsM
              m5-docs @felix42eu
              last edited by

              @felix42eu
              Really? Tell me the detailed situation please.

              M5Stack documentation URL

              https://docs.m5stack.com

              1 Reply Last reply Reply Quote 0
              • D
                Dreitagebert @m5-docs
                last edited by

                @watson
                Thanks for your answer.
                I could connect after bridging GND with G0.
                Before i tried to reverse USB plug many times without success.

                For this reason (and because i have so many of them) wouldn´t it be nice to use Micro-USB? Most ESPs, Mobiles and many more use it and all of us have them for charging all the devices.

                m5-docsM 1 Reply Last reply Reply Quote 0
                • m5-docsM
                  m5-docs @Dreitagebert
                  last edited by

                  @dreitagebert
                  Does the PC device manager appear "COM" when the FIR can not connect with PC as shown below?

                  0_1547002533074_faq_com_port_02.png

                  M5Stack documentation URL

                  https://docs.m5stack.com

                  D 1 Reply Last reply Reply Quote 0
                  • D
                    Dreitagebert @m5-docs
                    last edited by

                    @watson
                    No, there was no COM-Port. As if it is not plugged or turned wrong around.
                    But as told, now it is ok. And i am glad it is. I like the M5s very much.

                    I still think, the capacitor solved it. But of course i am not sure.

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