i am trying to connect FC 051 danfoss VFD to my computer, but communiction error is occuring

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Yashaswini 2023-3-14

serialportObj = serialport("COM8",9600);

Error using serialport

Unable to connect to the serialport device at port 'COM8'. Verify that a device is

connected to the port, the port is not in use, and all serialport input arguments and

parameter values are supported by the device.

See related documentation for troubleshooting steps.

How to verify the interface between VFD and Computer so as to read the data from VFD

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