Mitsubishi MELSEC-Q Series User Manual page 39

1
OUTLINE
Interaction with a motion controller for motion control is enhanced in the Universal
model QCPU.
(a) Speeding up data transfer between multiple CPUs
CPU No.1
0
POINT
Maximum 14 k word-data and a sequence program can be transferred between
multiple CPUs with parallel processing. It enables high-speed data transfer
independent of scan time, which leads to takt time shortening of equipment.
Sequence program
Multiple CPU high
X0
speed transmission
Y20
END
Diagram 1.5 Multiple CPU data transfer
Speeding up data transfer between multiple CPUs is available when the following
CPU modules are used.
• Universal model QCPU (except Q02UCPU )
• Motion CPU (Q172DCPU, Q173DCPU )
CPU No.2
Multiple CPU high
speed transmission
Data transfer
Data transfer
Data transfer
Parallel processing with a sequence program
1.2 Features of multiple CPU system
Sequence program
X100
Y120
0
END
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