Communication Using Lx/Ly - Mitsubishi Electric MELSEC Q Series Reference Manual

4.1.2

Communication using LX/LY

This function is used to exchange data between the I/O master station that controls LX/LY and another station on a
one-to-one (1:1) basis.
The link input (LX) is used to receive the information input from each station in a block, and the link output (LY) is used
to send the output information of the I/O master station.
Block 1
I/O master station
Control station
No.1
LY LX
Normal station
No.4
(1) Specifying the I/O master station and setting the I/O range of LX/LY
Specify the I/O master station and set the I/O range of LX/LY in "LX/LY Setting" of "Network Range Assignment"
of the control station. (
Up to two I/O master stations can be set for one network (block 1 and block 2), regardless of the status of control
or normal station.
(2) Setting the link refresh range
Set the range of the transfer between the link devices of the CC-Link IE Controller Network module and CPU
module devices. (
66
Normal station
LX
No.2
LY
LX
LY
Normal station
No.3
Page 192, Section 6.3.2)
Page 69, Section 4.1.3)
Control station
No.1
Normal station
No.4
Normal station
No.2
LY LX
LX
Normal station
No.3
LY
Block 2
I/O master station