259
CHAPTER 10 DEDICATED INSTRUCTIONS
10
10.
5
JP
/G
P
.S
RE
AD (Reading
D
a
ta
f
rom
t
he Progr
amm
able
Cont
roller
on An
ot
her St
at
ion)
(2) Function
(a) SREAD instruction overview
The instruction reads data by the specified number of words (control data ((S1)+9)) from the target station start
device (S2) into the own station word devices (after (D1)).
Specify the target stations in control data ((S1)+4 and (S1)+5).
When the reading of the data specified in (S2) is completed, the following devices are turned on.
• Own station: Completion device (D2)
• Target station: Read notification device (D3)
(b) Target stations that can be specified
For details on target stations which can be specified, refer to the following.
(c) Checking the execution status of the SREAD instruction
The execution status (completion or error) of the SREAD instruction can be checked using the following
devices specified in the setting data.
• Completion device (D2)
This device turns on in the END process of the scan where the SREAD instruction is completed and turns
off in the next END process.
• Completion status indication device ((D2)+1)
If the SREAD instruction fails, this device turns on in the END process of the scan where the SREAD
instruction is completed and turns off in the next END process.
Channel 1
Channel 2
CPU module
CPU module
Network module
Master/local module
(D1)
(S2)
SREAD
[Own station]
[Target station]
Содержание QJ71GF11-T2
Страница 1: ...MELSEC Q CC Link IE Field Network Master Local Module User s Manual QJ71GF11 T2 ...
Страница 2: ......
Страница 558: ...556 Appendix 12External Dimension Diagram 27 4 23 115 98 4 Unit mm ...
Страница 559: ...557 APPENDICES A Appendix 12 External Dimension Diagram Memo ...
Страница 567: ......