Mitsubishi QJ71MB91 User Manual

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9.3 Program Examples for Use in MELSECNET/H Remote I/O Network
9.3.2 MODBUS(R) device assignment parameters
9
PROGRAMMING
(b) Program example for MODBUS device assignment parameter setting
The program example is shown below.
Figure 9.47 MODBUS device assignment parameter setting program example when mounted to MELSECNET/H remote I/O station
R
Device code (009D
H
)
Setting
command
Coil
assignment1
Writes set values into QJ71MB91
buffer memory with REMTO instruction
Module
READY
Initializing MODBUS device assignment
parameter setting area
Head device number (0100
H
)
Head coil number (0)
Assignment points
(512 points)
Device code (00A8
H
)
Head device number (3500)
Head input register number
(3499)
Assignment points
(5500 points)
Device code (F000
H
)
Head device number (5500
H
)
Head holding register
number (0)
Assignment points
(1024 points)
Input
register
assignment1
holding
register
assignment1
Turns ON MODBUS device assignment
parameter setting request when REMTO
instruction is normally completed.
R
Error completion of REMTO instruction
Processing fot normal completion
Processing fot error completion
*1
MODBUS device assignment
parameter setting request,
error completed
R
MODBUS device assignment
parameter setting request,
normally completed
R
Intelligent function
module switch
setting change
status

Mitsubishi QJ71MB91 Specifications

General

Brand	Mitsubishi
Model	QJ71MB91
Category	Controller
Language	English