120 Rockwell Automation Publication 1756-UM001M-EN-P - February 2012
Chapter 6 Serial Communication (1756-L6x controllers only)
To configure and program the controller to broadcast messages via the serial port,
complete these procedures:
• Configure Controller Serial Port Properties
, page 120
• Program the Message Instruction, page 121
For these procedure examples, ladder logic programming is used.
Configure Controller Serial Port Properties
First, set the System Protocol by following these steps.
1. In the Controller Organizer, right-click the controller and choose
Properties.
2. In the Controller Properties dialog box, from the System Protocol tab,
choose the settings for the controller, then click OK.