User Guide

Table Of Contents
Gen2 Tag Commands
127
Full Load Image
Sub Command=0x03
If the second bit of Sub Command is 1 (Sub Command=0x03), the Gen2 Tag Specific
command will also modify the Lock bits (locking the tag according to the Alien Higgs Lock
Bits) and the Alien Higgs PC Bits.
The format is extended as follows:
The Lock Bits correspond to the Higgs TID Bank configuration bits with the same name
and are shown in the following table:
Alien Higgs Lock Bits
Currently, only the first six bits of this field are used. A value of zero in each bit field keeps
the corresponding memory segment unlocked. To lock any of the Kill and Access
passwords or the EPC, temporarily or permanently, set the corresponding bit fields in the
Lock Bits word to 1. For additional information, refer to the Higgs Tags Application Notes
FF 1C 2D 03 E8 01 03 01 23 45 67 89
A
B
C
D
EF
SO
H
Length OpCode Timeout (ms) Chip Type Sub
Command
Kill Password Access Password
00 02 30 00 11 22 33 44 55 66 77 88 99 AA
B
B
C
C
?
?
?
?
Lock Bits PC Word Tag ID CRC
Bit Number
15 14 13 12 11 10 9 8 7 6
Field Name>
XXXXXX X X X X
Default Values
XXXXXX X X X X
Lock Values
XXXXXX X X X X
5 43210
APW
Lock
APW
P-lock
KPW
Lock
KPW
P-lock
EPC
Lock
EPC
P-
lock
0 00000
1 11111