Direct Access To Link Devices - Mitsubishi Electric MELSEC iQ-R Series User Manual

Direct access to link devices

This function directly reads/writes data from/to the link devices of the Motion module from the program.
Specify a link device as the link direct device (J\) for direct access.
• When the version of Add-on baseSystem is "1.18" or earlier, the direct access to link devices is not
supported.
• When the version of Add-on baseSystem is "1.22" or earlier, the direct access to link relay (LB)/link register
(LW) is not supported.
Specification method
Specify the network No. and the link device of the Motion module for reading or writing.
The devices that can be specified and the device ranges are shown below.
(1) Network number: 1 to 239
J \
(2) Link device
(1) (2) • Remote input (RX): X0 to X3FFF
• Remote output (RY): Y0 to Y3FFF
• Remote register (RWw): W0 to W1FFF
• Remote register (RWr): W2000 to W3FFF
• Link relay (LB): B0 to B7FFF
• Link register (LW): W4000 to W7FFF
• Link special relay (SB): SB0 to SBFFF
• Link special register (SW): SW0 to SWFFF
Ex.
J1\Y0
J1\X0
MOV K20 J1\W0
= J1\W2100 K300
J1\B0
J1\B100
MOV K20 J1\W4200
= J1\W4300 K300
RCPU No.0
X RX
RX0
Y RY
RY0
W RWr
RWr100
RWw
RWw0
B LB
LB0
LB
LB100
W LW
LW200
LW
LW300
No.2
RX
RY
RWr
RWw
LB
LB
LW
LW
1 FUNCTIONS
1.1 Cyclic Transmission
1
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