Omron V780 Series User Manual page 246

7 Modbus/TCP Communications
• Error Response
Byte-0 Byte-1
Transaction identifier
X X
Parameter
Exception code
 Execution Examples
Execution When RF Tag Selection Filter Conditions for the Reader/Writer Are Enabled with the Fol-
lowing Settings
Address: 3000 hex, Data length: 1 word, Data to check: 1234 hex
TX: 000000000006FF03C5000013
RX: 000000000029FF0326000130000001123400...00
7 - 94
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.
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
Byte-5 Byte-6 Byte-7
Unit iden- Function
tifier code
FF hex 83 hex
Description
Byte-8
Excep-
tion code
1 byte