Omron V780 Series User Manual page 252

7 Modbus/TCP Communications
 Response Formats
• Normal Response
Byte-0 Byte-1
Transaction identi-
fier
X X
Parameter
Register address
Word count
• Error Response
Byte-0 Byte-1
Transaction identifier
X X
Parameter
Exception code
 Execution Examples
Example 1: Execution to Set the Following Times in the Reader/Writer
<Stop time: 10 ms (000A hex), Continuous transmission time: 400 ms (0190 hex)>
TX: 00000000000BFF10C700000204000A0190
RX: 000000000006FF10C7000002
Example 2: Execution to Set the Following Times in the Reader/Writer
<Stop time: None, Continuous transmission time: Infinite>
TX: 00000000000BFF10C70000020400000000
RX: 000000000006FF10C7000002
7 - 100
Byte-2 Byte-3 Byte-4 Byte-5
Protocol identifier Field length
0000 hex 0006 hex
The register address from the command is set.
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.
Byte-6 Byte-7 Byte-8
Unit Function Register address
identifier code
FF hex 10 hex
Description
Byte-5 Byte-6 Byte-7
Unit iden- Function
tifier code
FF hex 90 hex
Description
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
Byte-9 Byte-10 Byte-11
Word count
C700 hex 0002 hex
Byte-8
Excep-
tion code
1 byte