Omron V780 Series User Manual page 256

7 Modbus/TCP Communications
Precautions for Correct Use
If you set all of the conditions to "Do not flash," the NORM/ERR indicators will not light at all
even during operation in Focus Mode.
 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 Operation Indicator Custom Conditions for the Reader/Writer
Example 1: Execution to Change to the Following Colors for the NORM/ERR Indicators during Com-
mand Execution
Normal completion: Cyan, Error completion: Magenta, Unstable communications: White
TX: 00000000000DFF10B800000306000500060007
RX: 000000000006FF10B8000003
Example 2: Execution to Change the NORM/ERR Indicators to Not Light at All during Command
Execution
TX: 00000000000DFF10B800000306FFFFFFFFFFFF
RX: 000000000006FF10B8000003
7 - 104
Byte-2 Byte-3 Byte-4 Byte-5
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.
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
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
Byte-8 Byte-9 Byte-10 Byte-11
Register address Word count
B800 hex 0003 hex
Byte-8
Excep-
tion code
1 byte