![background image](http://html1.mh-extra.com/html/omron/cj2h-cpu6-rev-02-2010/cj2h-cpu6-rev-02-2010_operation-manual_740798103.webp)
77
CIO Area Allocations
Section 4-2
Communications
Status 1
(EtherNet/IP Unit to
CPU Unit) (n + 12)
Word n+12 contains status flags related to the tag data links, as shown in the
following diagram.
15
Error Log Stored
ON
Unit
Indicates that an error record
is registered in the error log.
OFF
Unit
Indicates that no error records
are registered in the error log.
Also turned OFF when an
error log clear request is
received.
Bit
Name
Status
Manipulated
by
Unit operation
Bit
Name
Status
Manipulated
by
Unit operation
0
Verification Error
ON
Unit
Indicates that the information
registered for a target node in
the tag data link parameters is
different from the actual node
information.
Main causes:
• The specified target does not
exist.
• The variable name does not
match.
• The connection size is differ-
ent.
• Connection resources are
insufficient.
OFF
Unit
Indicates that a verification
error has not occurred. Also
turned OFF when a verifica-
tion error is cleared.
1
(Not used)
---
---
---
2
Tag Data Link Error ON
Unit
Indicates that there were two
or more errors in a connection
as an originator.
This status does not indicate
the following errors.
• Connection as a target
• Connection timeout due to a
Link OFF Error with the
switching hub
OFF
Unit
Indicates that the errors listed
above did not occur.
3
(Not used)
---
---
---
n+12
Tag Data Link Error
Invalid Communications Parameter
All Tag Data Links Operating
Verification Error
Tag Refresh Error
Tag Data Links Operating
Tag Database Error
15 14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Summary of Contents for CJ2H-CPU6 - REV 02-2010
Page 2: ......
Page 4: ...iv...
Page 6: ...vi...
Page 14: ...xiv...
Page 18: ...xviii...
Page 38: ...12 Network Configurator Overview Section 1 5...
Page 58: ...32 Selecting the Network Devices Section 2 3...
Page 116: ...90 Auxiliary Area Data Section 4 5...
Page 222: ...196 Message Communications Errors Section 7 6...
Page 364: ...338 Using the Backup Tool Section 13 3...
Page 402: ...376 CS CJ series Ethernet Unit Function Comparison Appendix A...
Page 404: ...378 Ethernet Network Parameters Appendix B...
Page 406: ...380 TCP Status Transitions Appendix C...
Page 452: ...426 Precautions for Using Windows XP Vista or Windows 7 Appendix G...
Page 460: ...434 Index...
Page 462: ...436 Revision History...
Page 463: ......