4
FUNCTIONS
4.3 CC-Link Module Access Function
4.3.1 Block guarantee of cyclic data per station
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1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
SPECIFICATIONS
4
FUNCTIONS
5
SETTING AND
PROCEDURES
6
I/O NUMBER
ASSIGNMENT
7
MEMORIES AND
FILES
8
INSTALLING /
UNINSTALLING
POINT
When one of the following operations is performed to the CC-Link module, which
the Block guarantee of cyclic data per station is set to be enabled, the cyclic data
are automatically refreshed even without execution of the
QBF_RefreshLinkDevice function. Pay special attention to the following
operations.
• Forced writing to the buffer memory on the Module monitor screen of the
C Controller setting utility
• Writing data to the device on the Device monitor utility
• Writing data to the device using the QBF_ToBuf function (auto refresh) or
the MELSEC data link function from other user program (other task)
Note that the read (reception) area of link refresh devices (buffer memory) is not
refreshed.
The cyclic data are not refreshed when writing data to the device is performed
specifying a CC-Link module on other stations using the Device monitor utility.
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