Comtrol UP DeviceMaster User Guide - Manual (Page 108)

108 - Chapter 5. Programming the PLC DeviceMaster UP EtherNet/IP User Guide: 2000424 Rev. L
RSLogix 5000 Screen Examples
5.3.7. RSLogix 5000 Screen Examples
The following subsections explain how to configure the DeviceMaster UP through RSLogix 5000.
5.3.7.1. Transmit Data to the DeviceMaster UP
Use the Configuration tab on the Message
Configuration dialog to set options for transmitting
data through a specified port on the DeviceMaster
UP.
Provide the following information.
The following image displays the user defined data type for transmit data.
Field Selection
Message Type CIP Generic
Service Type Set Attribute Single
Service Code 10 Hex (Set Attribute Single)
Class 71 Hex (Serial Port Data Transfer object)
Instance 1 (Port 1)
Attribute 1 (Transmit message data attribute)
Source Element
Com1_TxDataStr
The transmit data structure includes:
• Optional produced data sequence number (one INT)
• Data Length in bytes (one INT)
• Data array (one to 440-bytes)
Source Length
Specifies the length of the transmit data structure. (In this example, the value is 260
to transmit 256 data bytes. Since the maximum data size is 440-bytes, the maximum
transmit data structure size is 444-bytes.)