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Overview of the Protocol Macro Functions
Section 5-1
sequence to the Serial Communications Board or Unit, and execute the
PMCR(260) instruction.
Creating a New Protocol
When connecting a general-purpose external device that has an RS-232C or
RS-422A/485 port, use the CX-Protocol to create a new protocol containing
the communications specifications for the general-purpose external device,
transfer these specifications to the Serial Communications Board or Unit, and
execute the PMCR(260) instruction.
In this manual, the protocol structure is explained in simple terms, and exam-
ples are given of the use of the PMCR(260) instruction when controlling
Modifying and transferring
standard system protocols
Modified standard
system protocol
Command execution (SEND, RECV, SEND&RECV)
RS-232C or RS-422A/485
General-purpose external device
CPU Unit
Sequence
number
I/O memory
Sequence No.
specification
I/O refreshing
Shared memory
Step 0
Messages
Serial Communications Board or Unit
Step 1
Step 2
Creating and transferring a new protocol
Newly created protocol
CPU Unit
Sequence
number
I/O memory
Sequence No.
specification
I/O refreshing
Shared memory
Step 0
Messages
Serial Communications Board or Unit
General-purpose external device
RS232C or RS-422A/485
Step 1
Step 2
Command execution (SEND, RECV, SEND&RECV)
Содержание SYSMAC CJ1W-SCU21-V1
Страница 3: ...iv...
Страница 5: ...vi...
Страница 9: ...x...
Страница 15: ...xvi...
Страница 89: ...60 Basic Operating Procedure Section 1 9...
Страница 151: ...122 RS 232C and RS 422A 485 Wiring Section 3 4...
Страница 173: ...144 Host Link Function for Replacing Existing PLCs Section 4 6...
Страница 223: ...194 Enhanced Protocol Macro Functions Section 5 6...
Страница 277: ...248 Communications Frames Section 6 8...
Страница 291: ...262 Basic Operating Procedure in No protocol Mode Section 7 4...
Страница 301: ...272 Auxiliary Area and CIO Area Allocations Section 8 3...
Страница 391: ...362 Introduction Appendix A...
Страница 421: ...392 CompoWay F Master Protocol Appendix B...
Страница 513: ...484 E5 K Digital Controller Read Protocol Appendix F...
Страница 571: ...542 E5ZE Temperature Controller Write Protocol Appendix I...
Страница 587: ...558 E5 J Temperature Controller Protocol Appendix J...
Страница 627: ...598 ES100 Digital Controller Protocol Appendix K...
Страница 661: ...632 V500 V520 Bar Code Reader Protocol Appendix M...
Страница 697: ...668 3Z4L Laser Micrometer Protocol Appendix N...
Страница 717: ...688 Visual Inspection System Protocol Appendix O...
Страница 755: ...726 V600 V620 ID Controller Protocol Appendix P...
Страница 763: ...734 Hayes Modem AT Command Protocol Appendix Q...
Страница 767: ...738 Changing Communications Port Settings Using STUP 237 Appendix R...
Страница 781: ...752 Revision History...