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7 Modbus/TCP Communications
7 - 64
UHF RFID System V780-series Reader/Writer User’s Manual (Z389)
Function
This command sets the Modbus/TCP communications conditions of the Reader/Writer.
Command Format
Response Formats
• Normal Response
• Error Response
SET MODBUS/TCP COMMUNICATIONS CONDITIONS
Byte-0
Byte-1
Byte-2
Byte-3
Byte-4
Byte-5
Byte-6
Byte-7
Byte-8
Byte-9
Byte-10
Byte-11
Transaction identi-
fier
Protocol identifier
Field length
Unit
identifier
Function
code
Register address
Word count
X
X
0000 hex
0009 hex
FF hex
10 hex
B200 hex
0001 hex
Byte-12 Byte-13 Byte-14
Byte
count
Modbus/TC com-
munications condi-
tions
Port number
02 hex
2 bytes
Parameter
Description
Default setting
Register address The register address (B200 hex) that specifies the Modbus/TCP communications conditions
Word count
The number of words in the Modbus/TCP communications conditions (0001 hex)
Byte count
The number of bytes in the Modbus/TCP communications conditions (02 hex)
Mod-
bus/TC
com-
muni-
cations
condi-
tions
Port
num-
ber
Specify the Modbus/TCP communications port number in 4-digit hexadeci-
mal.
Setting range: 01F6 hex or 0400 to FFFF hex
Example: 01F6 hex (502)
• IANA manages ports 000 to 03FF hex.
01F6 hex (502)
Byte-0
Byte-1
Byte-2
Byte-3
Byte-4
Byte-5
Byte-6
Byte-7
Byte-8
Byte-9
Byte-10 Byte-11
Transaction identi-
fier
Protocol identifier
Field length
Unit
identifier
Function
code
Register address
Word count
X
X
0000 hex
0006 hex
FF hex
10 hex
B200 hex
0001 hex
Parameter
Description
Register address
The register address from the command is set.
Word count
The word count from the command is set.
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
90 hex
1 byte
Parameter
Description
Exception code
For details, refer to
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: ......