Rockwell Automation Publication 1756-RM003N-EN-P - October 2011 187
Input/Output Instructions (MSG, GSV, SSV, IOT) Chapter 4
By default, the Path radio button on the Communication tab is active (dot in
radio button). Do these steps to enable the Broadcast button and select a channel
to default a path for the message.
1. On the Controller Organizer, right-click Controller, and choose
Properties.
The Controller Properties dialog box appears.
2. Click the System Protocol tab.
3. Choose DF1 Master in the Protocol box.
The Polling mode defaults ‘Message Based’ (slave can initiate messages).
4. Click OK.
5. In ladder logic, click the box inside the MSG tag.
The Message Configuration dialog box appears with the Configuration
tab open.
6. In the Message Type box, choose CIP Data Table Write.
(1)
See page 172 for an example.
7. Click OK.
You have enabled the Broadcast button on the Communication tab.
8. Click the Communication tab.
9. Next to the Broadcast button, choose a channel in the combo box. The
number of channels in the combo box depends on the controller.
When you select channel 0 or 1, the corresponding message path on the
Message Configuration dialog box defaults to 2,255 (channel 0) or
3,255 (channel 1). The Path grays out to not allow you to manually enter a
path value.
10. Click OK.
(1) See system protocol instructions on page 188 to enable the Broadcast button.
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