5 MODULE DEDICATED INSTRUCTION
5.4 Network Dedicated Instruction
115
5
Program example
• The following program reads out 10-word data from buffer memory starting from the offset value 100 of the auto-refresh
buffer of the master module (400H in the intelligent device station) and stores the data in the devices starting from D0 when
X0 turns ON.
(When the refresh device of the link special register (SW) is set to SW0.)
[Structured ladder/FBD]
[ST]
IF((X0=TRUE) & (SW80.0=FALSE))THEN
GP_RIFR(TRUE, H04, 1, H100, 10, D0); (* Performs readout *)
END_IF;
Programmable
controller CPU
Device memory
Master module
(start I/O number 40)
Auto-refresh buffer
Intelligent device station
(station number 1)
Buffer memory
Buffer memory
for auto-refresh
300
H
5FF
H
Performs readout
Summary of Contents for MELSEC System Q
Page 1: ...MELSEC Q L Structured Programming Manual Special Instructions ...
Page 2: ......
Page 307: ...10 SFC CONTROL INSTRUCTION 10 2 SFC Transition Condition Comment Read 305 10 MEMO ...
Page 309: ...I 307 MEMO ...
Page 315: ......