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Rockwell Automation 1785-Lx0C15 ControlNet PLC-5 Programmable Controllers User Manual User Manual

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Table of Contents – ControlNet PLC-5 Programmable Controllers

iii

1785-UM022C-EN-P - February 2008

Programming Your

ControlNet System

Chapter 4

Using This Chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Using ControlNet Message Instructions . . . . . . . . . . . . . . . . . . . . . . . 4-1

Multihop Messaging Via the MSG Instruction . . . . . . . . . . . . . . . . . 4-2
Option to Close Communication Connection when MSG is Done . . . 4-3
Understanding the ControlNet PLC-2 Compatibility File . . . . . . . . . 4-3

Using the ControlNet I/O Transfer Instruction . . . . . . . . . . . . . . . . . . . 4-3

Sending Continuous Messages. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
1771 ControlNet Transfers in PIIs and STIs. . . . . . . . . . . . . . . . . . . 4-5

Using ControlNet Immediate Data Input and Output Instructions. . . . . 4-6
Using Selectable Timed Interrupts with a Program

on a ControlNet Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9

Recovering from Major Fault 200 and 201 . . . . . . . . . . . . . . . . . . . . . 4-9

Monitoring and Troubleshooting

Your ControlNet System

Chapter 5

Using This Chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Using the General Status Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Using the ControlNet Status Indicators . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Using the DH+/RIO Status Indicators . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Monitoring ControlNet Configuration and Status. . . . . . . . . . . . . . . . . 5-6

Processor Specifications

Appendix A

Processor Status File

Appendix B

S:0 - S:2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
S:3-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
S:11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3
S:12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-4
S:13-S:24 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-11
S:26-S:35 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-12
S:36-S:78 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-13
S:79-S127. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-15

ControlNet Instruction Set

Appendix C

ControlNet I/O Transfer Instruction . . . . . . . . . . . . . . . . . . . . . . . . C-1
Message Instructions on a ControlNet Network . . . . . . . . . . . . . . . C-1
Immediate Data I/O Instructions . . . . . . . . . . . . . . . . . . . . . . . . . C-2
Instruction Timing and Memory Requirements . . . . . . . . . . . . . . . . . . C-2