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The barcode reader in Qt

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  • K Offline
    K Offline
    kripashree
    wrote on last edited by JKSH
    #1

    Re: Regarding the barcode reader in Qt
    Hi,

    I am new to qt. In our project we have barcode reader to read the the barcode, How we can read the barcode in Qt? How the barcode reader is populated in Linux ?

    Please guide on this.

    Thanks & Regards,
    Kripashree

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    • mrjjM Offline
      mrjjM Offline
      mrjj
      Lifetime Qt Champion
      wrote on last edited by mrjj
      #2

      Hi
      It depends on the barcode reader.
      some are USB based and requires setup in linux.
      Some will report them self as ttyUSB0 (1,2,)
      and some are based on serial interface and connect like a normal comport.

      So first read docs for barcode reader to understand what type of interface it can support.

      If it can support serial. You can test out using
      http://doc.qt.io/qt-5/qtserialport-terminal-example.html
      which allows to easy setup the serial port.
      and will show any incoming data.

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