User's Manual

7 - 99
7 Modbus/TCP Communications
UHF RFID System V780-series Reader/Writer User’s Manual (Z389)
7-6 V780 Command Details
7
7-6-7 Reader/Writer Setting Commands: Device Settings
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
• Error Response
 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
Byte-0 Byte-1 Byte-2 Byte-3 Byte-4 Byte-5 Byte-6 Byte-7 Byte-8 Byte-9 Byte-10 Byte-11
Transaction identi-
fier
Protocol identifier Field length Unit
identifier
Function
code
Register address Word count
X X 0000 hex 0006 hex FF hex 10 hex B800 hex 0003 hex
Parameter Description
Register address The register address from the command is set.
Word count The word count from the command is set.
Byte-0 Byte-1 Byte-2 Byte-3 Byte-4 Byte-5 Byte-6 Byte-7 Byte-8
Transaction identi-
fier
Protocol identifier Field length Unit
identifier
Function
code
Excep-
tion code
X X 0000 hex 0003 hex FF hex 90 hex 1 byte
Parameter Description
Exception code For details, refer to Exception Code on page 7-7 under 7-2-3 Response Format for
Error Completion on page 7-7.