Our serial peripheral is writen for using a EL6001 and a serial scanner. How using the COM Port, you find a manual directly on Beckhoff site https://infosys.beckhoff.com/english.php?content=../content/1033/tf6340_tc3_serial_communication/index.html&id= But for using the virtual COM port, you needf a Beckhoff license TF6340
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