Omron V780-HMD68-EIP-JP, Руководство пользователя

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7 Ethernet/IP Communications
UHF RFID System V780-series Reader/Writer User’s Manual (EtherNet/IP
TM
) (Z402)
7-
2 V780 Co
mm
and
Detail
s
7
7-2
-2 Multia
ccess Co
mmunications Commands
z Function
This command specifies reading data from the RF Tags in the communications range.
* It can also be used when the communications mode is Repeat.
z Command Area
MULTIACCESS DATA READ
Signal/data Data type Size Function
CmdCode/Command Code WORD 2 bytes 0204 hex
CmdParam1/Command Parameter 1 WORD 2 bytes First address (in words) of the data read from
the RF Tag
0000 to 07FF hex: Reserved area
1000 to 17FF hex: EPC area
2000 to 27FF hex: TID area
3000 to 3FFF hex: User area
CmdParam2/Command Parameter 2 WORD 2 bytes First address (in words) of the data read from
the RF Tag
Setting range:
0001 hex to 0020 hex (32 words)
Reserved/Reserved Area WORD 2 bytes 0000 hex (Not used.)
Cnt Response/Update Counter
Response WORD 2 bytes 0000 hex (At command execution)
The value is counted up due to a change in
the update counter.
For details, refer to
Update Counter/Update
Counter Response on page 7-10.
CmdData/Command Data
Options ARRAY[]
OF BYTE 2 bytes Specifies with an option whether to add a PC
code.
0000 hex: No option
0001 hex: With EPC code
If you specify the existence of the EPC code
with Output_110, a parameter error will occur
since the size for returning the EPC code is
not available.