5-100
5.4 CC-Link IE Controller Network, MELSECNET/H, and Ethernet Instruction
5.4.2 SREAD instruction
J_SREAD, G_SREAD
5.4.2
SREAD instruction
J_SREAD, G_SREAD
*1: Local devices and file registers per program cannot be used as setting data.
J(P)_SREAD
G(P)_SREAD
P: Executing condition
:
indicates any of the following
instructions.
J_SREAD
JP_SREAD
G_SREAD
GP_SREAD
Input argument
EN:
Executing condition
:Bit
Jn*:
Network number of the host station (1 to 239, 254)
254: Network specified in
"
Valid module during other station
access
"
:ANY16
Un*:
Start I/O number of the module
(00 to FE: Higher two digits when expressing the I/O number in
three digits)
:ANY16
s1:
Variable that stores control data
:Array of ANY16 [0..17]
s2:
Start number of the target station's device from which data are
read
:ANY
Output argument
ENO:
Execution result
:Bit
d1:
Start number of the host station's device that stores read data :ANY16
d2:
Variable that turns ON upon completion of the instruction
d2[1] also turns ON at the time of error completion.
:Array of bit [0..1]
d3:
Variable that turns ON upon completion of the instruction
(read notification device)
:Bit
Setting
data
*1
Internal device
R, ZR
J
\
U
\G
Zn
Constant Others
Bit
Word
Bit
Word
−
−
−
−
−
−
−
−
Structured ladder
EN
ENO
J
n
*
d
1
d
2
s
1
s
2
J_SREAD
EN
ENO
U
n
*
d
1
d
2
d
3
d
3
s
1
s
2
G_SREAD
ST
J_SREAD
(EN, J
n
*, s
1
, s
2
, d
1
, d
2
, d
3
);
ENO:=
G_SREAD
(EN, U
n
*, s
1
, s
2
, d
1
, d
2
, d
3
);
ENO:=
S1
S2
d1
d2
d3
Содержание QCPU
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