Omron V780 Series User Manual page 237

SET GEN2 SESSION
 Function
This command sets the Gen2 session for the Reader/Writer.
 Command Format
Byte-0 Byte-1
Transaction identi-
fier
X X
Byte-12 Byte-13
Byte Gen2 Session
count
02 hex 2 bytes
Parameter
Register address
Word count
Byte count
Gen2 session
 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
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
Byte-2 Byte-3 Byte-4
Protocol identifier Field length
0000 hex 009 hex
Byte-14
The register address (C300 hex) that specifies the Gen2 session setting
The number of words in the Gen2 session setting (0001 hex)
The number of bytes in the Gen2 session setting (02 hex)
Specify the session to use for RF Tag communications in 4-digit
hexadecimal.
0000 hex: S0 flag
0001 hex: S1 flag
0002 hex: S2 flag
0003 hex: S3 flag
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.
7 Modbus/TCP Communications
Byte-5 Byte-6 Byte-7
Unit Function
identifier code
FF hex 10 hex
Description
Byte-6 Byte-7
Unit Func-
identifier tion code
FF hex 10 hex
Description
Byte-5 Byte-6 Byte-7
Unit iden- Function
tifier code
FF hex 90 hex
Description
Byte-8 Byte-9 Byte-10 Byte-11
Register address Word count
C300 hex 0001 hex
Default setting
0000 hex
Byte-8 Byte-9 Byte-10 Byte-11
Register address Word count
C300 hex 0001 hex
Byte-8
Excep-
tion code
1 byte
7
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