
Application Tag Commands
Command Set 101
Write Tag Data Fields
Field Value Description
Write Address 4 bytes The Address field is the offset in the specified Memory Bank,
in 16-bit words, where the contents of the Data field is written.
It corresponds to the WordPtr argument in the Gen2 specifica-
tion.
Note: Addresses are always zero-based. Specifying 0x00
indicates starting at the first address location.
Write MemBank 1 byte The MemBank field specifies which of the tag’s memory banks
the data is to be written to. The values correspond to the
Memory Bank values as specified in the Gen2 specification.
They are:
0x00 = Reserved
0x01 = EPC
0x02= TID
0x03 = User Memory
Write Data N bytes The data to be written to the tag in Memory bank [MemBank]
starting at address [Address].
Access Pass-
word
4 byes The Access Password for the tag, if the tag is locked. For an
unlocked tag AccessPwd=0x00000000.
Note: When Option=0x00 is specified the Access Password
is not used.
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