4
FUNCTIONS
4.1 Cyclic Transmission Function
4.1.4 Direct access to link devices
4
- 13
1
O
V
ER
VI
E
W
2
SYST
EM
CO
NF
IG
URA
T
IO
N
3
SPECI
F
IC
A
T
IO
N
S
4
F
UNCT
IONS
5
PREP
ARA
T
IO
N AND
SET
UP
6
P
A
RAM
E
T
E
R
SET
TI
NG
7
PRO
C
ESSI
NG
T
IM
E
8
PRO
G
R
AM
M
ING
4.1.4
Direct access to link devices
Data can be directly read from or written to link devices (LB/LW/LX/LY/SB/SW) of the
CC-Link IE controller network module using the sequence program.
Specify a link device in the link direct device (J
\
) for direct access.
Figure 4.12 Direct access to link devices
Control station
No.1
Network No.1
Normal station
No.2
Actual I/O
Actual I/O
CC-Link IE controller
network module
CC-Link IE controller
network module
Send
request
J1\B100
J1\B0
Send
request
MOV K20 J1\W100
= J1\W200 K300
Output
instruction
J1\X1100
J1\Y1000
CPU module
LB0
Station
No.1
Station
No.2
Station
No.1
Station
No.2
LB0
LB100
LB100
LW100
Station
No.1
Station
No.2
Station
No.1
Station
No.2
LW100
LW200
LW200
1000
1000
11FF
11FF
X
Y
LX
LY
LX
LY
Cyclic transmission
Link refresh
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