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OBID
i-scan
®
Manual
ID ISC.PRHD102
FEIG ELECTRONIC GmbH
Page 107 of 125
H71101-2e-ID-B.doc
9.1.2. [0x22] Lock
This command Lock different memory portions of a EPC Transponder.
REQUEST-DATA
6
7
1 Byte
EPC_LNG
Bytes
0x22
MODE
EPC_LNG
EPC
1 Byte
1 Byte
LOCK_LNG
Bytes
1 Byte
A_PW_LNT
Bytes
EPC_TYPE
LOCK_LNG
LOCK_DATA
A_PW_LNG
A_PW
MODE:
Bit:
7
6
5
4
3
2
1
0
Function
0
0
0
EPC_LF
0
ADR
ADR:
b000
non-addressed
b001
addressed
EPC_LF:
If this bit is set the parameter EPC_LNG must inserted into the protocol.
b1:
The protocol includes the parameter EPC_LNG. The EPC has a variable
length as defined in EPC_LNG.
EPC_LNG:
Is a optional parameter and depends on the setting of EPC_LF (see MODE). EPC_LNG
defines the length of the following EPC field.
EPC:
Read-only serial number of the Transponder. The EPC is required only in the addressed
mode.
EPC_Type:
Type of Transponder according
ANNEX A: Codes of Transponder Types.
LOCK_LNG:
Length of LOCK_DATA Field
LOCK_DATA:
Lock data which will be written to the Tag.
A_PW_LNG:
Length of Access Password.
A_PW:
Access password which is used to access to the secured state of the Tag.
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