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Author Topic: Can't open serial port  (Read 2428 times)

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Can't open serial port
« on: October 28, 2017, 05:31:05 PM »
No matter what I try Mach 3 says serial port not open

Trying again to connect my automation direct vfd to Mach 3 for modbus control

Any suggestions
Re: Can't open serial port
« Reply #1 on: October 28, 2017, 07:34:16 PM »
have you enabled Modbus on the Config/Port and Pins page?

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