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7 Modbus/TCP Communications
UHF RFID System V780-series Reader/Writer User’s Manual (Z389)
7-
6 V780 Co
mm
and
Detail
s
7
7-6
-8 Maintenance Comma
nds:
Device Informa
tion
• Error Response
Execution Examples
If the Multi-Reader/Writer status is the following:
TX: 000000000006FF03D5000008
RX: 000000000013FF031010010001000100020000000000000000
Parameter
Description
Byte count
The number of bytes in the Multi-Reader/Writer status that was read (10
hex)
Multi-Reader/
Writer Status
Reader/Writer 0
(Master
Reader/Writer)
Gives the status of the multiaccess mode of the master Reader/Writer in 4
hexadecimal digits.
0000 hex: Disabled
1000 hex: During Communications Range Extension Mode startup
*1
1001 hex: During Communications Range Extension Mode operation
*1
*1. It is necessary to complete connection processing for all slave
Reader/Writers in order to be in operation.
Reader/Writers 1 to
7
(Slave Reader/Writ-
ers)
This displays the status of slave Reader/Writer 1 in 4 hexadecimal digits.
0000 hex: Not registered
0001 hex: Connected
0002 hex: Not connected
0003 hex: Communication failure
*2
*2. This is the state when communications with a slave Reader/Writer has
failed after connection. If communications with the slave
Reader/Writer has succeeded, it will shift from "Communications fail-
ure" to "Connected."
Byte-0
Byte-1
Byte-2
Byte-3
Byte-4
Byte-5
Byte-6
Byte-7
Byte-8
Transaction identi-
fier
Protocol identifier
Field length
Unit
identifier
Function
code
Excep-
tion code
X
X
0000 hex
0003 hex
FF hex
83 hex
1 byte
Parameter
Description
Exception code
For details, refer to
Setting item
Description
Reader/Writer 0 (Master Reader/Writer)
During Communications Range Extension Mode startup
Reader/Writer 1 (Slave Reader/Writer)
Connected
Reader/Writer 2 (Slave Reader/Writer)
Connected
Reader/Writer 3 (Slave Reader/Writer)
Not connected
Reader/Writer 4 (Slave Reader/Writer)
Not registered
Reader/Writer 5 (Slave Reader/Writer)
Not registered
Reader/Writer 6 (Slave Reader/Writer)
Not registered
Reader/Writer 7 (Slave Reader/Writer)
Not registered
Содержание V780 Series
Страница 22: ...Version Upgrade Information 20 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 60: ...3 Part Names and Functions 3 14 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 70: ...4 Installation and Connections 4 10 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 76: ...5 Preparations for Communications 5 6 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 152: ...6 Functions 6 76 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 334: ...8 Browser Interface 8 44 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 358: ...9 Troubleshooting 9 24 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 362: ...10 Maintenance and Inspection 10 4 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 392: ...Appendices A 30 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Страница 393: ...I 1 I UHF RFID System V780 series Reader Writer User s Manual Z389 Index ...
Страница 397: ......