7 - 111
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
Function
This command is used to check the model number of the Reader/Writer.
Command Format
Response Formats
• Normal Response
• Error Response
7-6-8
Maintenance Commands: Device Information
GET MODEL INFORMATION
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
03 hex
D000 hex
0010 hex
Parameter
Description
Register address
The register address (D000 hex) that specifies the model number information
Word count
The number of words in the model number information to read (0010 hex)
Byte-0
Byte-1
Byte-2
Byte-3
Byte-4
Byte-5
Byte-6
Byte-7
Byte-8
Byte-9
...
Byte-40
Transaction identi-
fier
Protocol identifier
Field length
Unit
identifier
Function
code
Byte
count
Model information
X
X
0000 hex
0023 hex
FF hex
03 hex
20 hex
32 bytes
Parameter
Description
Byte count
The number of bytes in the model number information that was read (20 hex)
Model information
Gives the model information that was read with up to 32 bytes of ASCII characters
(up to 31 ASCII characters plus the end code (00 hex)).
If there are fewer than 31 characters, the remaining bytes are filled with 00 hex.
The model number is given with ASCII characters 20 hex (space) to 7E hex (~).
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
Summary of Contents for V780 Series
Page 22: ...Version Upgrade Information 20 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 60: ...3 Part Names and Functions 3 14 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 152: ...6 Functions 6 76 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 334: ...8 Browser Interface 8 44 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 358: ...9 Troubleshooting 9 24 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 392: ...Appendices A 30 UHF RFID System V780 series Reader Writer User s Manual Z389 ...
Page 393: ...I 1 I UHF RFID System V780 series Reader Writer User s Manual Z389 Index ...
Page 397: ......