Omron V780 Series User Manual page 90

6 Functions
RF Tag Access Range
UHF-band RFID RF Tags (compliant with EPC Global Class 1 Generation 2 standards) have four mem-
ory banks with independent offset addresses. For Reader/Writer communications commands, you com-
bine the memory bank and offset address to specify the following addresses. All addresses from the
Reader/Writer to access data in an RF Tag are given in words (2 bytes each).
Reader/Writer
command
addresses
(words)
0000 hex
:
07FF hex
1000 hex
:
17FF hex
2000 hex
:
27FF hex
3000 hex
:
3FFF hex
Command Reserved area
DATA READ Supported
DATA WRITE Supported
ID READ Not supported
ID WRITE
Not supported
LOCK Supported
DATA FILL Supported
MULTIACCESS
ID READ Not supported
MULTIACCESS
Supported
DATA READ
Supported: All data can be accessed or locked, Restricted: Only specific parts can be accessed, Not supported: No data can
be accessed.
Additional Information
Refer to A-3 RF Tag Memory Map on page A-17 for a detailed RF Tag memory map.
6 - 14
RF Tag communications
Memory bank
Bank00
Bank01
Bank10
Bank11
UII (EPC)
area
Supported
Supported
Restricted
Restricted
Supported
Supported
Restricted
Supported
RF Tag memory map
Offset addresses
(words)
0000 hex
:
07FF hex
0000 hex
:
07FF hex
0000 hex
:
07FF hex
0000 hex
:
0FFF hex
TID area User area
Supported Supported
Supported Supported
Not supported Not supported Access is possible only to
Not supported Not supported
Supported Supported
Supported Supported
Not supported Not supported
Supported Supported
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
RF Tag memory area
name
Reserved (password and
spare area)
UII (EPC) area
TID area
User area
Remarks
the StoredPC/UII (EPC) field
in the UII (EPC) area.
Access is possible only to
the StoredPC/UII (EPC) field
in the UII (EPC) area.