Machsupport Forum
Third party software and hardware support forums. => Modbus => Topic started by: johndolecki on October 28, 2017, 05:31:05 PM
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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
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Hi,
have you enabled Modbus on the Config/Port and Pins page?
Craig