Omron V780 Series User Manual page 260

7 Modbus/TCP Communications
 Response Formats
• Normal Response
Byte-0 Byte-1
Transaction identi-
fier
X X
Parameter
Register address The register address from the command is set.
Word count
• Error Response
Byte-0 Byte-1
Transaction identi-
fier
X X
Parameter
Exception code
 Execution Examples
Execution to set the following in the Multi-Reader/Writer configuration
Setting item
Multi-Reader/Writer Mode
Number of Slave Reader/Writers
IP Address
TX: 000000000023FF032000010003C0A801C9C0A801CAC0A801CB00000000000000
000000000000000000
RX: 000000000006FF03B9000010
7 - 108
Byte-2 Byte-3 Byte-4
Protocol identifier Field length
0000 hex 0006 hex
The word count from the command is set.
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.
Enabled (Communications Range Extension Mode)
3
Slave Reader/Writer 1 192.168.1.201
Slave Reader/Writer 2 192.168.1.202
Slave Reader/Writer 3 192.168.1.203
Byte-5 Byte-6 Byte-7
Unit Function
identifier code
FF hex 10 hex
Description
Byte-5 Byte-6 Byte-7
Unit Function
identifier code
FF hex 90 hex
Description
Description
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
Byte-8 Byte-9 Byte-10 Byte-11
Register address Word count
B900 hex 0010 hex
Byte-8
Excep-
tion code
1 byte