Adprw Command Parameters - Mitsubishi FX3U Series User Manual

FX Series Programmable Controllers
3U
User's Manual - MODBUS Serial Communication Edition
8.3

ADPRW Command Parameters

The following table shows the required command parameters for each command code.
:
S
1
Command
Code
1H
Read Coils
2H
Read Discrete
Inputs
3H
Read Holding
Register
4H
Read Input
Register
5H
Write Single Coil
6H
Write Single
Register
7H
Read Exception
State
8H
Diagnosis
80
:
S
2
Device Address/ Device Count/Sub-command
Sub-command Code
Applicable Devices: D • R • indexing • K • H
MODBUS Address:
Device Count:1~2000
0000H~FFFFH
MODBUS Address:
Device Count:1~2000
0000H~FFFFH
MODBUS Address:
Device Count:1~125
0000H~FFFFH
MODBUS Address:
Device Count:1~125
0000H~FFFFH
MODBUS Address:
0 (fixed)
0000H~FFFFH
MODBUS Address:
0 (fixed)
0000H~FFFFH
0 (fixed) 0 (fixed)
Sub-command Code:
0H~4H • AH~12H
Sub-function Data
Sub-function: 0H (loop-back data):
Loop-back Test
0~65535
:
S
3
Data/AND Mask
PLC Destination Device (head address)
PLC Destination Device (head address)
PLC Destination Device (head address)
PLC Destination Device (head address)
PLC Source Device (head address)
PLC Source Device (head address)
PLC Destination Device (head address)
Loop-back Test Data
(Slave response: echo of
8 Master Specification
8.3 ADPRW Command Parameters
S / D :Source Data /
4
Destination PLC Device/OR Mask
Applicable
D • R • M • Y • S •
Devices
indexing
Block Length
( + 15)
S
3
Applicable D • R • M • Y • S •
Devices
indexing
Block Length
( + 15)
S
3
Applicable
D • R • indexing
Devices
Block Length
S
3
Applicable
D • R • indexing
Devices
Block Length
S
3
D • R • K • H • M • X •
Applicable
Y • S • indexing
Devices
0 = bit OFF
1 = bit ON
Block Length 1 Point
Applicable
D • R • K • H •
Devices
indexing
Block Length 1 Point
Applicable
D • R • indexing
Devices
Block Length 1 Point
S
Applicable
D • R • indexing
Devices
Block Length 1 Point
÷
16
÷
16
)
3