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7 FUNCTIONS
7.1 Cyclic Transmission
Link refresh
This function automatically transfers data between devices and link devices of the master station. Link refresh is performed in
END processing.
* 1
*1 It is also performed at the arbitrary timing of the COM instruction (Selecting refresh to be performed). (MELSEC iQ-F does not support
the COM instruction.)
Concept of the link refresh range (number of points)
A batch refresh is performed for all the stations set in the parameter starting from the head of the link device.
A reserved station is also included in the refresh range.
Setting method
Link refresh is assigned in "Refresh Settings" under "CC-Link IEF Basic Setting". ( Page 40 Refresh Settings, Page
41 CC-Link IEF Basic Setting)
RX
RY
RWr
RWw
Device
Link refresh
Link device
Master station
(RX, RY, RWr, RWw)Device
Link device
Link refresh
Slave station 1
Slave station 2
Slave station 3 (reserved station)
Slave station 4
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