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SECTION 6
Message Service
This section explains how to use the message service provided by a Controller Link Unit. It also explains the FINS
commands and responses supported by Controller Link Units and those supported by C200HX/HG/HE, CS/CJ-series,
CVM1 and CV-series PLCs.
SEND and RECV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6-1-2
CMND (CVM1, CV-series, CS/CJ-series, and CQM1H-series
PLCs Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Send/Receive Data Areas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Selecting Communications Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Message Service Operations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Message Service Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FINS Commands and Responses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FINS Communications Service . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Sending and Receiving FINS Commands and Responses . . . . . . . .
Applicable Units for FINS Commands. . . . . . . . . . . . . . . . . . . . . . .
Commands and Responses for Controller Link Units . . . . . . . . . . . . . . . . . .
Command Codes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DATA LINK START. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DATA LINK STOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CONTROLLER DATA READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CONTROLLER STATUS READ. . . . . . . . . . . . . . . . . . . . . . . . . . .
NETWORK STATUS READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DATA LINK STATUS READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ECHOBACK TEST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BROADCAST TEST RESULTS READ . . . . . . . . . . . . . . . . . . . . .
BROADCAST TEST DATA SEND . . . . . . . . . . . . . . . . . . . . . . . . .
ERROR LOG READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ERROR LOG CLEAR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Commands and Responses for C200HX/HG/HE and CQM1H-series PLCs .
Command Codes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Memory Area Designations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MEMORY AREA READ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MEMORY AREA WRITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MULTIPLE MEMORY AREA READ . . . . . . . . . . . . . . . . . . . . . .
PROGRAM AREA READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PROGRAM AREA WRITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CONTROLLER DATA READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CONTROLLER STATUS READ. . . . . . . . . . . . . . . . . . . . . . . . . . .
CLOCK READ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CLOCK WRITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ERROR CLEAR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FORCED SET/RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FORCED SET/RESET CANCEL . . . . . . . . . . . . . . . . . . . . . . . . . .
MULTIPLE FORCED STATUS READ . . . . . . . . . . . . . . . . . . . . . .
Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Network Relay Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Response Codes and Troubleshooting . . . . . . . . . . . . . . . . . . . . . . .
Summary of Contents for C200HW-CLK21
Page 3: ...iv ...
Page 9: ...x ...
Page 12: ...xiii TABLE OF CONTENTS Index 367 Revision History 373 ...
Page 13: ...xiv ...
Page 19: ...xx ...
Page 57: ...32 Application Precautions Section 1 5 Example CX Programmer Response Timeout Setting ...
Page 69: ...44 Message Service Procedure Section 2 2 ...
Page 111: ...86 Constructing Networks with Repeater Units Section 3 4 ...
Page 154: ...129 Setting Data Links Section 5 2 Device Information Setting Data Link Tables ...
Page 261: ...236 Response Codes Section 6 7 ...
Page 297: ...272 Message Delay Times Section 8 4 ...
Page 353: ...328 Handling Precautions Section 9 6 ...
Page 364: ...339 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Page 365: ...340 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Page 369: ...344 Standard Models Appendix A ...
Page 391: ...366 Using the Relay Terminal Block Appendix C ...
Page 397: ...372 Index ...
Page 401: ...376 Revision History ...