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    Can Lopy measure the battery?

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    lopybattery monitor
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    • J Offline
      jclo13
      last edited by

      Hello,

      is there a way that lopy can measure a LiPo battery?, I am doing a project and I want to know when the battery is dying.

      thank you.

      Jose.

      robert-hhR 1 Reply Last reply Reply Quote 0
      • robert-hhR Offline
        robert-hh @jclo13
        last edited by

        @jclo13 On the expansion boards, the battery is connected by an voltage divider to G3 aka P16. There, you can read a voltage proportional to the battery voltage.

        J 1 Reply Last reply Reply Quote -1
        • J Offline
          jclo13 @robert-hh
          last edited by

          @robert-hh Thank you very much. I will try.

          1 Reply Last reply Reply Quote 0
          • J Offline
            jcaron
            last edited by

            If you use a PyTrack or PySense with your LoPy, you can read the voltage directly using the read_battery_voltage method:

            https://github.com/pycom/pycom-libraries/blob/master/lib/pycoproc/pycoproc.py#L257

            J 1 Reply Last reply Reply Quote 1
            • J Offline
              jclo13 @jcaron
              last edited by

              @jcaron thank you, I am using an expansion board, but I will try it whit pysense.

              1 Reply Last reply Reply Quote 0

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