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Change audio input to COM in Python

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  • priscilla vP Offline
    priscilla vP Offline
    priscilla v
    wrote on last edited by
    #1

    Greetings, I need help and the guidance of some wise :), I need to change the reading of the signal and that instead of the audio input that is the USB COM in this program that I attach, how could I achieve it?

    https://github.com/swharden/diyECG-1opAmp/

    aha_1980A 1 Reply Last reply
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    • priscilla vP priscilla v

      Greetings, I need help and the guidance of some wise :), I need to change the reading of the signal and that instead of the audio input that is the USB COM in this program that I attach, how could I achieve it?

      https://github.com/swharden/diyECG-1opAmp/

      aha_1980A Offline
      aha_1980A Offline
      aha_1980
      Lifetime Qt Champion
      wrote on last edited by
      #2

      @priscilla-v not without more electronics.

      The Line in is analog, while the COM port is digital. So you would need an external ADC, e.g. a microcontroller to convert the signal.

      Regards

      Qt has to stay free or it will die.

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      • priscilla vP Offline
        priscilla vP Offline
        priscilla v
        wrote on last edited by
        #3

        @aha_1980 But what I need is to analyze analog and non-digital data through the serial port...

        aha_1980A 1 Reply Last reply
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        • priscilla vP priscilla v

          @aha_1980 But what I need is to analyze analog and non-digital data through the serial port...

          aha_1980A Offline
          aha_1980A Offline
          aha_1980
          Lifetime Qt Champion
          wrote on last edited by
          #4

          @priscilla-v said in Change audio input to COM in Python:

          @aha_1980 But what I need is to analyze analog and non-digital data through the serial port...

          As said, you need some electronic circuit to convert the data from analog to digital then. The soundcards line input is such a circuit...

          Qt has to stay free or it will die.

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          • priscilla vP Offline
            priscilla vP Offline
            priscilla v
            wrote on last edited by
            #5

            I understand, thank you very much. :)

            1 Reply Last reply
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