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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
-9 Maintenance Comma
nds:
Log Infor
m
ation
Function
This command is used to check the log of command errors that have occurred in the Reader/Writer.
The command error log information is cleared when the Reader/Writer is restarted.
Command Format
Response Formats
• Normal Response
GET COMMAND ERROR LOG
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
D800 hex
0061 hex
Parameter
Description
Register address
The register address (D800 hex) that specifies the command error log information
Word count
The number of words in the command error log to read (0061 hex)
Byte-0
Byte-1
Byte-2
Byte-3
Byte-4
Byte-5
Byte-6
Byte-7
Byte-8
Byte-9
Byte-10
Transaction identi-
fier
Protocol identifier
Field length
Unit
identifier
Function
code
Byte
count
Number of records
X
X
0000 hex
00C5 hex
FF hex
03 hex
C2 hex
2 bytes
Byte-11
...
Byte-34
Byte-35
...
Byte-58
...
Byte-179
...
Byte-202
Newest record in the command
error log
Newest record - 1 in the com-
mand error log
...
Newest record -7 in the command
error log
24 bytes
24 bytes
...
24 bytes
Time information
IP address of the
remote device
Transaction iden-
tifier
Command code
Error code
Reader/Writer
Number
4 bytes
4 bytes
2 bytes
2 bytes
2 bytes
2 bytes
Attached information 1
Attached information 2
4 bytes
4 bytes
Parameter
Description
Number of records
Gives the number of records in the valid data of the system error log.
Newest record in
the command
error log
Time information
Gives the time information in 8-digit hexadecimal
(actual time flag, hour, minutes, and seconds).
IP address of the
remote device
Gives the IP address that was read in 8-digit hexadecimal.
Example: C0A801C8 hex (192.168.1.200)
Transaction identifier
The transaction identifier specified in the command that produced
the error
Command code
Gives the command code in 8-digit hexadecimal.
Error code
For details, refer to
Reader/Writer Number This displays the Reader/Writer number of the reader/writer commu-
nicating with the RF Tag in 4 hexadecimal digits.
* This is 0000 hex if Multi-Reader/Writer mode is disabled or if there
is a command error.
Attached information 1 Gives additional information 1 on the error in 16-digit hexadecimal.
Attached information 2 Gives additional information 2 on the error in 16-digit hexadecimal.
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: ......