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Command examples to check controller comm port settings for Xdriver or other communication


At time it is necessary when troubleshooting to check specific communication settings on a comm port



Windows XP

Windows Vista

Windows 7

Windows Server 2003

Windows Server 2008


Specific commands needed to check communication parameters with precision and to edit them if necessary


Examples of command line parameters needed for Xdriver modbus communication.

Command                                          Result

p comm2 defaultbaud                         9600

comm2 defaultbaud=baud19200         (To set)

p comm2 defaultbaud                           19200 


p comm2 parity                                   None

comm2 parity=Odd                              (To set)      

p comm2 parity                                   Odd


p comm2 stopbits                                stopbits1

comm2 stopbits=stopbits2                   (To set)           

p comm2 stopbits                                stopbits2


p comm2 datalength                           databits8

comm2 databits=databits7                  (To set)

p comm2 datalength                           databits7

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