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9.4 JP/GP.SREAD
9
DEDICATED INSTRUCTIONS
(2) Control data
Control data of the SREAD instruction are the same as those of the READ instruction.
(3) Function
(a) SREAD instruction overview
The SREAD instruction reads out word device data (in and after (S2)) of the target
station to word devices of the own station (in and after (D1)).
The target station is specified in Target station network No. ((S1)+4) and Target
station No. ((S1)+5) of control data.
Upon completion of reading the data specified in (S2), the following devices turn
ON.
• Own station: Completion device (D2)
• Target station: Read notification device (D3)
(b) Target stations available for specification
1) Target network
In addition to CC-Link IE controller network, stations in the following networks
can be also specified.
• MELSECNET/H
• MELSECNET/10
• Ethernet
2) Target station's CPU type
The SREAD instruction is executable only when the target station has QCPU
or QnACPU.
The SREAD instruction is not executable to the ACPU connected to
MELSECNET/10 or Ethernet.
Figure 9.20 SREAD instruction
Channel 1
Channel n
Channel 10
CC-Link IE controller
network module
CPU module
CPU module
Network
module
(D1)
(S2)
[Own station]
[Target station]
SREAD
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