9 - 26 9 - 26
MELSEC-Q
9 PROGRAMMING
Read setting
Write setting
Automatic communication
parameter 1 <Read coils>
<<Automatic communication parameter setting>>
Initializes automatic
communication parameter setting
area.
Target station IP address
Module ID
Repeat interval timer value
Response monitoring timer value
Type specification of the target
MODBUS device
Head buffer memory address
Target MODBUS device head
number
Access points
Parameter
setting
command
Automatic
comm.
parameter
setting,
normally
completed
Automatic
comm.
parameter
setting,
error
completed
Module
READY
Basic
parameter
setting
existence
Automatic
comm.
operation
status
Parameter
setting
command
Parameter
setting
command
Automatic communication
parameter 2
<Write holding registers>
R
R
Target station IP address
Module ID
Repeat interval timer value
Response monitoring timer value
Type specification of the target
MODBUS device
Turns ON Automatic
communication parameter setting
request/automatic communication
start request (Y4).
Turns OFF automatic
communication parameter setting
command.
Turns OFF Automatic
communication parameter setting
request/automatic communication
start request (Y4) when setting is
completed normally.
Turns ON MODBUS device
assignment parameter setting
command.
Turns OFF Automatic
communication parameter setting
request/automatic communication
start request (Y4) and stores error
code and parameter setting result
when setting fails.
Head buffer memory address
Target MODBUS device head
number
Access points
R
R
R