What program to use to generate the package on a virtual com port?

Good day, there is a program that listens and processes the data with com port. Prompt the program for package formation in a virtual port?
April 19th 20 at 12:00
2 answers
April 19th 20 at 12:02
the Python script
April 19th 20 at 12:04
Very vague requirements, there are hundreds. First you need to determine the data transfer Protocol.

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