31 D 1F H See "Single Write Read Only Code (Sx) - Pepperl+Fuchs IC-KP2-2HB21-2V1D Manual

IC-KP2-2HB21-2V1D
Commands
single write read only code (SX)
Command:
Byte
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
...
1)
Byte N
Table 7.9
Response:
Byte
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
The R/W head makes only one attempt to write a read only code.
IPC11:
Content
Control byte
Reserved
Command code - 1F
h
Reserved
Read only code type
Read only code type
Read only code length
Read only code length
Data 00 ... FF
h
Data 00 ... FF
h
Data 00 ... FF
h
1) N = <FixLen> + 7
Content
Control byte
Reserved
Command code - 1F
h
Reserved
Status
Reply counter
Read only code length
Read only code length
<FixLen> =
<FixType> =
Bit no.
7 6 5
0 0 0
0 0 0
0 0 0
0 0 0
<FixType> (high byte)
<FixType> (low byte)
<FixLen> (high byte)
<FixLen> (low byte)
Bit no.
7 6 5
0 0 0
0 0 0
0 0 0
0 0 0
<ReplyCounter>
<FixLen> (high byte)
<FixLen> (low byte)
5
'02' ASCII (30h 32h), the read only code cannot be
changed
'11' ASCII (31h 31h), the read only code can be
overwritten
4 3 2 1 0
0 0 D U U
S M S
0 0 0 0 0
1 1 1 1 1
0 0 0 0 0
<Data>
<Data>
<Data>
4 3 2 1 0
0 0 D U U
S M S
0 0 0 0 0
1 1 1 1 1
0 0 0 0 0
<Status>
57