Mitsubishi Electric MELSEC-Q Series - Page 76

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(4) Operation in instruction execution
(a) Direct access on the sending side
• When near step 0
Refresh time between the CPU module and CC-Link IE Controller Network module using direct access is,
when compared to using link refresh, faster by up to one sequence scan time.
• When near END
Refresh time between the CPU module and CC-Link IE Controller Network module is almost the same
between link refresh and direct access.
(Link refresh)
(Direct access)
(Link refresh)
(Direct access)
0 END 0 END
Sequence scan
Link scan
B0
0 END 0 END
Sequence scan
Link scan
Same as completion status
of END processing
J1\B0
B0
0 END 0 END
Sequence scan
Link scan
J1\B0
0 END 0 END
Sequence scan
Link scan