2014-
02
74
Commands
Set password (PS)
Command:
Response:
The command
PS
sets the password, which the R/W head communicates to the data carrier in
password mode.
Byte
Type
Bit no.
7
6
5
4
3
2
1
0
Byte 0*
Telegram length, high byte
0
0
0
0
0
0
0
0
Byte 1*
Telegram length, low byte
0
0
0
0
1
0
1
0
Byte 2
Command code (42h)
0
1
0
0
0
0
1
0
Byte 3
Reserved/Channel/Toggle bit
0
0
0
0
<Channel>
<T>
Byte 4
Reserved
0
0
0
0
0
0
0
0
Byte 5
Reserved
0
0
0
0
0
0
0
0
Byte 6
Password 00h ... FFh
<PSW> (byte 3)
Byte 7
Password 00h ... FFh
<PSW> (byte 2)
Byte 8
Password 00h ... FFh
<PSW> (byte 1)
Byte 9
Password 00h ... FFh
<PSW> (byte 0)
Byte
Type
Bit no.
7
6
5
4
3
2
1
0
Byte 0*
Telegram length, high byte
0
0
0
0
0
0
0
0
Byte 1*
Telegram length, low byte
0
0
0
0
0
1
0
1
Byte 2
Command code (42h)
0
1
0
0
0
0
1
0
Byte 3
Reserved/Channel/Toggle bit
0
0
0
0
<Channel>
<T>
Byte 4
Status
<Status>
Table 7.21
* this byte is only used with the TCP/IP and MODBUS TCP/IP protocol.