![background image](http://html1.mh-extra.com/html/omron/sysmac-cj1w-scu21-v1/sysmac-cj1w-scu21-v1_operation-manual_743586419.webp)
390
CompoWay/F Master Protocol
Appendix B
Receive Data Word Allocation (4th Operand of PMCR(260))
Echoback Test
(Sequence No. 620 (Hex 026C))
This sequence executes an echoback test at the specified node.
Send Data Word Allocation (3rd Operand of PMCR(260))
Receive Data Word Allocation (4th Operand of PMCR(260))
Offset
Contents (data format)
Data
+0
Number of receive data words
0003 to 00FA hex (3 to 250 decimal)
+1
Response code (4 digits hex)
The CompoWay/F command response
code is stored in hexadecimal code.
+2 Run
status
(2 digits hex)
The run status, error status, and other
status information is stored in hexadec-
imal code.
+3
Error status, etc.
Receive data
storage words
+0
+1
+2
Error status, etc.
Number of receive data words
Response code
+3
Run status
Offset
Contents (data format)
Data
+0
Number of send data words
0004 to 00FA Hex (4 to 250 decimal)
+1
(Undefined)
Node No.
(2 digits BCD)
00 to 99
+2
Number of bytes to send
(4 digits hex)
0001 to 007A Hex (1 to 122 decimal)
Set the number of data bytes for the
test.
+3
on
Test data
The test data is sent.
First word of
send data
Number of send data words
+0
+1
(Undefined)
Node No.
Number of bytes to send
+2
Test data
+3
on
Offset
Contents (data format)
Data
+0
Number of receive data words
0003 to 00FA hex (3 to 250 decimal)
+1
Response code (4 digits hex)
The CompoWay/F command response
code is stored in hexadecimal code.
+2
Test data
The test data is stored.
Receive data
storage words
+0
+1
+2
Test data
Number of receive data words
Response code
Summary of Contents for SYSMAC CJ1W-SCU21-V1
Page 3: ...iv...
Page 5: ...vi...
Page 9: ...x...
Page 15: ...xvi...
Page 89: ...60 Basic Operating Procedure Section 1 9...
Page 151: ...122 RS 232C and RS 422A 485 Wiring Section 3 4...
Page 173: ...144 Host Link Function for Replacing Existing PLCs Section 4 6...
Page 223: ...194 Enhanced Protocol Macro Functions Section 5 6...
Page 277: ...248 Communications Frames Section 6 8...
Page 291: ...262 Basic Operating Procedure in No protocol Mode Section 7 4...
Page 301: ...272 Auxiliary Area and CIO Area Allocations Section 8 3...
Page 391: ...362 Introduction Appendix A...
Page 421: ...392 CompoWay F Master Protocol Appendix B...
Page 513: ...484 E5 K Digital Controller Read Protocol Appendix F...
Page 571: ...542 E5ZE Temperature Controller Write Protocol Appendix I...
Page 587: ...558 E5 J Temperature Controller Protocol Appendix J...
Page 627: ...598 ES100 Digital Controller Protocol Appendix K...
Page 661: ...632 V500 V520 Bar Code Reader Protocol Appendix M...
Page 697: ...668 3Z4L Laser Micrometer Protocol Appendix N...
Page 717: ...688 Visual Inspection System Protocol Appendix O...
Page 755: ...726 V600 V620 ID Controller Protocol Appendix P...
Page 763: ...734 Hayes Modem AT Command Protocol Appendix Q...
Page 767: ...738 Changing Communications Port Settings Using STUP 237 Appendix R...
Page 781: ...752 Revision History...