Commands
20
13-
01
67
Enhanced buffered write fixcode (EX)
Command:
Response:
The R/W head constantly attempts to write a read only code. After each
successful write, the response is sent and the system waits until a new tag is
within the detection range. The command then starts again from the beginning.
Byte
Content
Bit no.
7
6
5
4
3
2
1
0
Byte 0
Command code (24h)
0
0
1
0
0
1
0
0
Byte 1
FixLen/Ident channel/Toggle bit
<FixLen>
<Channel>
<T>
Byte 2
FixType
<FixType> (high byte)
Byte 3
FixType
<FixType> (low byte)
Byte 4
Data 00h ... FFh
<Data>
...
Data 00h ... FFh
<Data>
Byte N
1)
Data 00h ... FFh
<Data>
Table 7.9
1) N = <FixLen> + 3
Byte
Content
Bit no.
7
6
5
4
3
2
1
0
Byte 0
Command code (24h)
0
0
1
0
0
1
0
0
Byte 1
FixLen/Ident channel/Toggle bit
<FixLen>
<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
-
-
-
-
-
-
-
-
IPC11:
<FixLen>
=
5
<FixType>
=
'02' ASCII (30h 32h), the read only code cannot be
changed
'11' ASCII (31h 31h), the read only code can be
overwritten
IDC-...-1K:
<FixLen>
=
7
The first 3 bytes are hexadecimal (0h ... Fh), the last 4
bytes are decimal (0d ... 9d).
<FixType>
=
'52' ASCII (35h 32h), the read only code can be
overwritten
<Data>
=
(Byte 1 to 3): 0x30 ... 0x39; 0x41...0x46
(Byte 4 to 7): 0x30...0x39