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Commands
Change password (PC)
Command:
Response:
The command
PC
changes the password in a tag. Enter the old and then the new
password <PSW> here. If the password has been successfully written, the
password in the read/write head also changes and the
set password
command
is no longer required. The password of the IPC03 can also be changed if the
password mode is deactivated.
Byte
Content
Bit no.
7
6
5
4
3
2
1
0
Byte 0
Command code (41h)
0
1
0
0
0
0
0
1
Byte 1
Reserved/Ident channel/Toggle bit
-
-
-
-
<Channel>
<T>
Byte 2
Old password 00h ... FFh
<PSW> (byte 3)
Byte 3
Old password 00h ... FFh
<PSW> (byte 2)
Byte 4
Old password 00h ... FFh
<PSW> (byte 1)
Byte 5
Old password 00h ... FFh
<PSW> (byte 0)
Byte 6
New password 00h ... FFh
<PSW> (byte 3)
Byte 7
New password 00h ... FFh
<PSW> (byte 2)
Byte 8
New password 00h ... FFh
<PSW> (byte 1)
Byte 9
New password 00h ... FFh
<PSW> (byte 0)
Byte
Content
Bit no.
7
6
5
4
3
2
1
0
Byte 0
Command code (41h)
0
1
0
0
0
0
0
1
Byte 1
Reserved/Ident channel/Toggle bit
-
-
-
-
<Channel>
<T>
Byte 2
Status
<Status>
Byte 3
Reply counter
<ReplyCounter>
Byte 4
not used
-
-
-
-
-
-
-
-
Byte 5
not used
-
-
-
-
-
-
-
-
Byte 6
not used
-
-
-
-
-
-
-
-
Byte 7
not used
-
-
-
-
-
-
-
-