Omron V780 Series User Manual page 272

7 Modbus/TCP Communications
SET TIME INFORMATION
 Function
This command sets the time information in the Reader/Writer.
When the Reader/Writer is restarted, the time information is reset. (All zeros will be set for the actual
time flag, hour, minutes, and seconds.)
 Command Format
Byte-0 Byte-1
Command Format
X X
Byte-12 Byte-13
Byte
count
Reserved
04 hex 1 byte
Parameter
Register address
Word count
Byte count
Time information
 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 identi-
fier
X X
Parameter
Exception code
7 - 120
Byte-2 Byte-3 Byte-4
Protocol identifier Field length
0000 hex 000B hex
Byte-14 Byte-15 Byte-16
Time information
Hour: 0 Minutes: Sec-
to 23 0 to 59 onds: 0
to 59
1 byte 1 byte 1 byte
The register address (D400 hex) that specifies the time information
The number of words of time information (0002 hex)
The number of bytes of time information (04 hex)
The time to set in the Reader/Writer in 8-digit hexadecimal.
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-5 Byte-6 Byte-7
Unit Function
identifier code
FF hex 10 hex
Description
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
D400 hex 0002 hex
Byte-8 Byte-9 Byte-10 Byte-11
Register address Word count
D400 hex 0002 hex
Byte-8
Excep-
tion code
1 byte