Omron V780-HMD68-EIP-KR User Manual page 101

MULTIACCESS ID READ
This command reads the UIIs (EPC codes) of multiple RF Tags in the communications range.
• The following data is read and is always 32 words: StoredPC field (1 word) and UII (EPC) field (31
words).
• The following table shows the communications modes that you can specify for MULTIACCESS ID
READ.
Once
Supported
Supported: Can be specified, Not supported: Cannot be specified.
MULTIACCESS DATA READ
This command reads data from the memory of multiple RF Tags in the communications range.
• Specify the read start address and read size to specify the range to read.
• You can read up to 2,048 words (4 Kbytes) from each RF Tag memory bank.
• You cannot read data from more than one RF Tag memory bank at the same time.
• The actual address range that you can read from depends on the type of RF Tag that you use.
• You can read up to 32 words with one command.
• The following table shows the communications modes that you can specify for MULTIACCESS DATA
READ.
Once
Supported
Supported: Can be specified, Not supported: Cannot be specified.
Communications Commands and Error Codes
The errors that can occur for each communications command are given in the following table.
Command
name
DATA READ
DATA WRITE
ID READ
ID WRITE
LOCK
DATA FILL
MULTIACCESS
ID READ
MULTIACCESS
DATA READ
Supported: Can occur, Not supported: Will not occur.
UHF RFID System V780-series Reader/Writer User's Manual (EtherNet/IP
Auto
Supported
Auto
Supported
RF Tag
RF Tag RF Tag
communi-
missing address
cations
error
failure
(2001 hex) (2004 hex)
(2002 hex)
Supported Supported Supported
Supported Supported Supported
Not sup-
Supported Supported
Not sup-
Supported Supported
Not sup-
Supported Supported
Supported Supported Supported
Not sup-
Supported Supported
Supported Supported Supported
Focus Repeat
Supported Supported
Focus Repeat
Supported Supported
RF Tag
RF Tag
Verifica-
lock error
error tion error
(2005 hex)
(2006 hex)
Not sup-
Supported
ported
Supported Supported
Not sup- Not sup-
ported ported ported
Supported Supported
ported
Not sup-
Supported
ported ported
Supported Supported
Not sup- Not sup-
ported ported ported
Not sup-
Supported
ported
TM
) (Z402)
6 Functions
Remarks
Remarks
RF Tag
Password
system
error
error
(2009 hex)
(2008 hex)
Supported Supported
Supported Supported
Not sup-
Supported
ported
Supported Supported
Supported Supported
Supported Supported
Not sup-
Supported
ported
Supported Supported
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