Omron V780 Series User Manual page 191

SET MULTIACCESS DATA READ
 Function
This command specifies reading data from the RF Tags in the communications range.
 Command Format
Byte-0 Byte-1
Transaction identi-
fier
X X
Byte-12 Byte-13
Byte Read area start
count address
06 hex 2 bytes
Parameter
Register address
Read area start address
Read size
Options
 Response Formats
• Normal Response
Byte-0 Byte-1
Transaction identi-
fier
X X
Parameter
Word count
• Error Response
Byte-0 Byte-1
Transaction identi-
fier
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 000D hex
Byte-14 Byte-15 Byte-16
Read size
2 bytes
The register address (9200 hex) that specifies setting multiaccess data reading
Specify in 4-digit hexadecimal the start address for reading data.
Setting ranges (word address specifications)
0000 to 07FF hex: Reserved area
1000 to 17FF hex: EPC area
2000 to 27FF hex: TID area
3000 to 3FFF hex: User area
Specify in 4-digit hexadecimal the number of words of data to read.
Setting range: 0001 to 0020 hex (1 to 32)
For details, refer to 7-3 RF Communications Command Options on page 7-10.
Byte-2 Byte-3 Byte-4
Protocol identifier Field length
0000 hex 0004 hex
Always 0003 hex.
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 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
Byte-17 Byte-18
Options
2 bytes
Description
Byte-5 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
Byte-8 Byte-9 Byte-10 Byte-11
Register address Word count
9200F hex 0003 hex
Byte-8 Byte-9
Word count
0003 hex
Byte-8
Excep-
tion code
1 byte
7
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