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    [SOLVED]M5Stack basic I2C pull-up resistor

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    • C Offline
      cepics
      last edited by cepics

      Hi all, are they present the pull-up resistors in the M5Stack (black 2018.3) I2C section?
      I'm trying to read this US sensor but I don't know if add or not pull-up resistors.....

      tnks

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      • C Offline
        cepics
        last edited by

        nobody??

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        • m5stackM Online
          m5stack
          last edited by m5stack

          it already has pull up resistors in G21/22 ( the I2C PIN)

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          • C Offline
            cepics
            last edited by cepics

            tnks a lot!!,
            wich value?
            can I disable it?
            I'm in Arduino ecosystem ...

            m5stackM 1 Reply Last reply Reply Quote 0
            • m5stackM Online
              m5stack @cepics
              last edited by

              @cepics The default resistance is 3.3k. you cannot disable it. If you want to dismantle it. Operation will be more difficult

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              • C Offline
                cepics
                last edited by

                tnks a lot!!!

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