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1 OVERVIEW
1 - 8
3)
It is possible to access the Control CPU / Non Control CPU from the
QD51 (-R24) by a BASIC program.
Non-Control CPU
03E0
to 03E3
H
H
Data
Device Memory, etc.
If accessing another station by a BASIC program, even if the relay
station or the access station is a multiple CPU system, the Control
CPU and Non Control CPU of the access station can be accessed.
(Example)
Whether the control CPU of the relay module is the same or different,
it is possible to access the other station.
Peripheral
Device
Setting from GX Developer.
Relay Station
1)
2)
3) 4)
Access Station
1)
2)
3) 4)
The relay module's object during other station access is as follows.
• MELSECNET/H, MELSECNET/10 Network Module
• Q Series C24
• Ethernet Interface Module
If a Function Version A module is included in the relay modules, only
the control CPU can be accessed.
Control CPU
BASIC Program
(Read/Write)
03FF
The access destination
H
QCPU is specified by the
requesting module's I/O No.
Data
Device Memory, etc.
Source Station
1)
2)
3) 4)
1
2
1'
MELSECNET/ H
2
2
MELSECNET/ H
2
Relay Module: MELSECNET/ H Network Module
MELSEC-Q
QD51(-R24)
1) : QCPU No. 1
2) : QCPU No. 2
3) : QCPU No. 3
4) : QCPU No. 4
: Relay module controlled
1
by QCPU No. 1.
1'
: QD51 (-R24) controlled
by QCPU No. 1.
2
: Relay module controlled
by QCPU No. 2.
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