Direct Access To Link Devices - Mitsubishi Electric MELSEC iQ-RJ71EN71 User Manual

Direct access to link devices

This function directly accesses the link devices (RX, RY, RWr, RWw, SB, or SW) of the master/local module from the program.
Specify a link device as the link direct device (J\) for direct access.
Specification method
Specify the network number and the link device of the master/local module for reading or writing.
(1) Network number: 1 to 239
J \
(2) Remote input (RX): X0 to X3FFF
Remote output (RY): Y0 to Y3FFF
(1) (2)
Remote register (RWw): W0 to W1FFF
Remote register (RWr): W2000 to W3FFF
Link special relay (SB): SB0 to SB1FF
Link special register (SW): SW0 to SW1FF
Ex.
J1\Y1000
J1\X1100
Send
request
MOV K20 J1\W100
= J1\W2100 K300
Network No.1
Master station
Master/local
module
CPU module
X Y RX RY
Actual I/O
RY1000 RY1000
RX1100
W RWr RWw
RWw100 RWw100
RWr100
Slave station
Slave station
RX RY
RX1100
RWr RWw
RWr100
Cyclic transmission
1 FUNCTIONS
21
1.1 Cyclic Transmission
1