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SECTION 6
Serial Gateway
This section provides an overview of the Serial Gateway, information on I/O memory allocations, and procedures for using
the functions. Information on protocol conversion, routing table requirements, and communications frames is also
provided. The Serial Gateway can be used only for Unit Ver. 1.2 or later.
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Serial Gateway Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DM Area Allocations (Using Serial Gateway Mode) . . . . . . . . . . . . . . . . . . .
Auxiliary Area and CIO Area in Serial Gateway Mode . . . . . . . . . . . . . . . . .
Types of Protocol Conversion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Converting FINS to CompoWay/F . . . . . . . . . . . . . . . . . . . . . . . . . .
CompoWay/F Connection Examples . . . . . . . . . . . . . . . . . . . . . . . .
Converting FINS to Modbus-RTU . . . . . . . . . . . . . . . . . . . . . . . . . .
Converting from FINS to Modbus-ASCII . . . . . . . . . . . . . . . . . . . .
Converting from FINS to Host Link FINS . . . . . . . . . . . . . . . . . . . .
Serial Gateway Execution Timing for Protocol Macros . . . . . . . . . .
Serial Gateway Timeout Monitoring . . . . . . . . . . . . . . . . . . . . . . . .
Other Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Conditions Requiring Routing Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Treating Serial Communications Paths as Networks . . . . . . . . . . . .
Using a PLC as the Target . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Using a non-PLC Component as the Target . . . . . . . . . . . . . . . . . . .
Explanation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CompoWay/F . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Modbus-RTU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Modbus-ASCII . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Host Link FINS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Sending Commands Using the CMND(490) Instruction . . . . . . . . .
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...