4 DEVICES
4.6 File Register (R/ER)
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4
Function to use the GX Works3
Extended file register (ER) functions that can be used by GX Works3 are shown below.
• Data batch reading function
• Data batch writing function
• Data batch initialization (clearing values) function
• Data batch initialization (memory initialization) function
For operation of GX Works3, refer to GX Works3 Operating Manual.
• Extended file register (ER) function by GX Works3 cannot specify the target device points; instead, all of the
device points become the target.
• The device memory in the project of GX Works3, and the file register (R) in the CPU built-in memory and SD
memory card will not be updated by these functions.
■Data batch reading function
All the current values of the extended file register (ER) stored into the SD memory card can be read from the device memory
in the project of GX Works3 (extended file register (ER)) in a batch.
[Online] [Read from PLC]
Check the "Extended File Register" box under SD memory card, execute read, and the current value of the extended file
register (ER) in the SD memory card will be stored to the device memory in the project of GX Works3 (extended file register
(ER)).
All the points (32768 points) of the extended file register (ER) in the SD memory card are read from the device memory in the
project of GX Works3 without depending on the user's device point setting of the file register (R). (Page 84 Device
Setting)
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