MCC iPort/LAN 2, Руководство пользователя

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4.1.3 Select the Communications Port
Use the “ComPort:” control to select the communication port connected to the I
2
C
adapter. If a USB or Ethernet based device is selected, the serial number for the
adapter is displayed. In addition to legacy (RS-232), USB, and Ethernet based
Virtual Communication Ports, Message Center supports USB and network
connected local or remote RS-232 ports via the Windows Com driver.
4.1.4 Options Menu
Use the Options menu to override default Baud Rate and I
2
C Bus Clock rate
settings. Default settings and options are adapter dependant.
4.1.5 Establish Adapter Communications Link
Establish the communications link to the I
2
C adapter by clicking the Open Link
button.
The Message Center sets the adapter’s own I
2
C Slave address to 0xFE. Once the
link has opened successfully, you are an active I
2
C node. I
2
C messages entered into
the message spreadsheet can be transmitted upon request. If the link open is not
successful, follow the on-screen directions. Make sure the communications port is
working, is enabled in the Windows Device Manager, and is not being used by
other software.
4.1.6 Entering or Editing I
2
C Messages
I
2
C messages can be entered with the Message Editor, or a previously recorded
message list can be loaded from the File menu.
To enter or edit a message, open the “I
2
C Message Editor” screen by double
clicking on a message row in the spreadsheet.