Omron V780 Series User Manual page 280

7 Modbus/TCP Communications
Parameter
Newest record - 1
in the command
error log
...
Newest record -7
in the command
error log
• Error Response
Byte-0 Byte-1
Transaction identi-
fier
X X
Parameter
Exception code
 Execution Examples
Execution with the Following Command Error Log in the Reader/Writer
Number of
records
Newest record
Newest record - 1
TX: 000000000006FF03D8000061
RX: 0000000000C5FF03C2000201091F1EC0A80178000000041005000000000000000
0000001091E0AC0A801780000000320040000000000000000...00
7 - 128
--- ---
... ...
--- ---
Byte-2 Byte-3 Byte-4
Protocol identifier Field length
0000 hex 0003 hex
For details, refer to Exception Code on page 7-7 under 7-2-3 Response Format for
Error Completion on page 7-7.
2
Time information: 09:31:30, IP address: 192.168.1.121, Command code: 0004 hex
(DATA WRITE), Error code: 1005 hex (command parameter error), Attached informa-
tion: None
Time information: 09:30:10, IP address: 192.168.1.120, Command code: 0003 hex
(DATA READ), Error code: 2004 hex (address error), Attached information: None
Description
Byte-5 Byte-6 Byte-7
Unit Function
identifier code
FF hex 83 hex
Description
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
Byte-8
Excep-
tion code
1 byte