This driver software can be used in the same way as the COM port (standard COM) on the PC.
You can communicate by OS standard Win32 API Communications Functions
(communication functions).
Please refer to know more details on
Microsoft's Web site.
[Communications Functions]
https://learn.microsoft.com/en-us/windows/win32/devio/communications-functions
Contec provides Tutorial and
also Sample Programs for the
serial communication with the source code for each development language.
Please refer them as well.