Mitsubishi Electric MELSEC Q Series User Manual page 162

• Devices of setting 1 to 4 can be set independently for each CPU.
For example, devices of CPU No.1 can be set up as link relays, and those of CPU No.2 can be set up as
internal relays.
Refresh setting of CPU No. 1
Refresh setting of CPU No. 2
B0
B1F
B20
B3F
Figure 4.15 Outline of auto refresh processing (between CPU No. 1 and No. 2)
The same number of points is set
for all CPUs.
Figure 4.14 Devices set individually for each CPU
[Processing of auto refresh]
CPU No. 1
Device
to
to
CHAPTER4 COMMUNICATIONS BETWEEN CPU MODULES
CPU devices of CPU No. 1 and
No. 2 are set with the same
device.
CPU devices of CPU No. 1 and
No. 2 are set with different
devices.
CPU No. 2
Device
M0
to
M31
M32
to
M63
1
2
3
4
5
6
7
8
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