How do I test that com port is working for a scale?

For setup help for a scanner/scale combo: https://docs.google.com/document/d/10pTbnHAg6z0Wz9GRLf6W-vgWz1R2uWgn/edit

  • Download and install MicroRidge ComTestSerial port program
    • Download the latest version from here: https://www.microridge.com/comtestserial.htm
    • The installer Install_ComTestSerial...is alos located here: G:\Shared drives\[P] IT PRODUCTION\EzSoftware Install File Structure\OtherSupportFiles\CtKEmulator
  • Identify the port the scale is plugged into.
  • Start the MicroRidge ComTestSerial program
  • Click the Serial port button on the bottom right. then configure the comport settings.
    • Baud Rate will be 9600
    • Stop Bits will be 1
    • Parity, Data Bits will be dependent on the scale.

  • After the come settings are selected configure the testing commands
  • Click the "To Local Commands" Button
  • In the character set list, find W and double click it. The "W" will be added to the Local Command Window.  Do the same for the CR character. When done the command should look like this "W\x0d"
  • Click the send button for the Local Command. A green W will disable in the output window. If the comport and scale are working, and settings are correct, it will be followed by yellow out text from the scale.


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