Precautions For Programming - Mitsubishi Electric MELSEC-Q Series User Manual

This chapter describes programming and startup examples of CC-Link IE Field Network.

11.1 Precautions for Programming

This section describes precautions to create CC-Link IE Field Network programs.
(1) Cyclic transmission program
(2) Transient transmission program
REMARK
This chapter describes communications between the master station and a head
module.
For other communications, refer to the manual for the slave station used.
For a cyclic transmission program, interlock with the following link special relay (SB)
and link special register (SW). (Refer to Appendix 2 and Appendix 3.)
• Data link status (own station) (SB0049)
• Data link status (each station) (SW00B0 to SW00B7)
(Example) Interlock example
SB49 SW0B1.0
Communication program with station No.17
SB49 SW0B1.1
Communication program with station No.18
For a transient transmission program, interlock with the following link special relay (SB)
and link special register (SW). (Refer to Appendix 2 and Appendix 3.)
• Baton pass status (own station) (SB0047)
• Baton pass status (each station) (SW00A0 to SW00A7)
(Example) Interlock example
Start
contact
SB47 SW0A1.0
Dedicated instruction to station No.17
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Chapter 11 PROGRAMMING
MC N0 M0
MCR N0
MC N1 M1
MCR N1