Setting And Data Flow Of Interlink Operation - Mitsubishi Electric MELSEC iQ-R Series User Manual

21.2

Setting and Data Flow of Interlink Operation

During the interlink operation, all data received from either one of the two interfaces is transmitted to the other interface.
When two interfaces are in the interlink operation, the transmission time for one character becomes equal to
the H/W gate OFF time.
Setting
For the interlink operation of two interfaces on C24, configure the parameter setting as shown below.
Setting item
Basic Various control
settings specification
Data flow in interlink operation
The two interfaces operate interconnectedly using the functions configured in "Communication protocol setting" from "Basic
Settings"  "CH2 side" of module parameter (MC protocol (same format) or nonprocedural protocol) within the transmission
specifications set in the respective transmission settings.
C24 (data flow in linked operation)
CH1
CH2
21 INDEPENDENT/LINKED OPERATION OF INTERFACE
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21.2 Setting and Data Flow of Interlink Operation
Test mode setting
Communication protocol setting
Communication speed setting
Transmission setting
Station number setting (CH1, 2 in common: 0 to 31)
Setting content
CH1

Set according to the target
device.
Operation setting Independent
Data bit Set CH1 and CH2 to the
same specifications.
Parity bit
Odd/even parity
Stop bit
Sum check code
Online change
Setting change
Set arbitrary value for data communication using the MC
protocol or for multidrop connection when MELSOFT
connection is selected.
Transmits only
CH1
to a designated
CH side.
CH2
CH2
The setting is configured
automatically. (No changing
necessary)
Set according to the target
device.
Interlink
Set CH1 and CH2 to the
same specifications.
CH1
CH2