Mitsubishi Electric Q80BD-J71GP21-SX User Manual page 45

4
FUNCTIONS
(2) Link scan and link refresh
Link scan is executed 'asynchronously' with the link refresh which is executed by the
CC-Link IE Controller Network board driver.
Link refresh is executed at the interval of time set for "Link refresh cycle" on the
"Driver setting" screen of the CC IE Control utility.
Section 8.4.6 Driver setting screen
Link refresh time can be checked on the "Board detail information" screen.
Section 8.3.3 Board detail information screen
Link
refresh cycle
Link scan
POINT
(Set time) (Set time)
Link refresh Link refresh
(1) The link refresh may not be executed in the set cycle because of such factors
described below.
• Performance of the personal computer CPU
• Number of set refresh points
• Number of installed CC-Link IE Controller Network boards
• Other running applications
• Other running boards
(2) If the link refresh time exceeds the link refresh cycle set on the "Device
setting" screen, perform any of the following measures.
• Extend the link refresh cycle.
Section 8.4.6 Driver setting screen
• Decrease the refresh points.
(5)(b) in this section How to decrease the refresh points
(3) The link refresh time may be shortened by upgrading the version of CC IE
Control utility or changing assignments of refresh parameters.
If the shortened link refresh time effects the operation of the applications,
perform the following measure.
• Extend the link refresh cycle.
Section 8.4.6 Driver setting screen
4.2 Specifications on Cyclic Transmission Processing
(Set time) (Set time)
Link refresh
4.2.1 Cyclic transmission processing
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