114
5 MODULE DEDICATED INSTRUCTION
5.4 Network Dedicated Instruction
Reading from the auto-refresh buffer memory of the master
station
G(P)_RIFR
The following instruction can go in the dotted squares.
G_RIFR, GP_RIFR
■
Executing condition
■
Argument
*1 Local devices and file registers per program cannot be used as setting data.
Processing details
This instruction reads data from the auto-refresh buffer of the specified station.
The instruction is applicable with a module having an auto-refresh buffer, such as the AJ65BT-R2(N).
Instruction
Executing condition
G_RIFR
GP_RIFR
Input/output
argument
Name
Description
Data type
Input argument
EN
Executing condition
Bit
Un*
Start I/O number of the module
(00 to FE: Higher two digits when expressing the I/
O number in three digits)
ANY16
n1
Intelligent device station number (1 to 64)
Random access buffer specification (FFH)
ANY16
n2
Offset value of specified intelligent device auto-
refresh buffer or random access buffer of the
master station
ANY16
n3
Number of read points (0 to 4096)
No processing is performed with setting '0'.
ANY16
Output argument
ENO
Execution result
Bit
d
Start number of the device that stores read data
ANY16
Setting
data
Internal device
R, ZR
J
\
U
\G
Zn
Constant
K, H
Others
Bit
Word
Bit
Word
n1
n2
n3
(d)
CC-Link
Structured ladder/FBD
ST
G_RIFR
EN
ENO
Un*
n1
n2
n3
d
G_RIFR
(EN, Un*, n1, n2, n3, d);
ENO:=
Содержание MELSEC System Q
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