Mitsubishi MELSEC-Q Series User Manual page 165

4
COMMUNICATIONS BETWEEN CPU MODULES
Setting 1: For link relay
Setting 2: For link register
Setting 3: For link relay
3) The CPU devices are set as follows.
• It is possible to change the device for settings 1 to 4.
The same devices can also be specified as long as the device range for
settings 1 to 4 are not overlapped.
The Start and the End addresses are automatically calculated with GX Developer.
Diagram 4.12 Setting of devices at CPU
[Processing of auto refresh]
CPU No. 1
Device
B0
to
B1F
B20
to
B3F
B100
to
B11F
B120
to
B13F
Diagram 4.13 Outline of auto refresh processing
4.1 Communications between CPU modules using CPU shared memory
4.1.2 Communication by auto refresh using CPU shared memory
Settings with different
devices are available at
setting 1 to setting 4.
The same devices can be set
for settings 1 to 4.
Since 160 points of BO9 to
B9F are used in setting 1, BA0
or large value must be entered
in setting 3.
Partially duplicate settings like
B0 to B9F for setting 1 and
B90 to B10F for setting 3 are
not allowed.
CPU No. 2
Device
B0
to
B1F
B20
to
B3F
B100
to
B11F
B120
to
B13F
(between CPU No. 1 and No. 2)
1
2
3
4
5
6
Set with
setting 1.
7
Set with
setting 3.
8
4
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