Cinterion
®
ENS22-E AT Command Set
5.2 AT+CLCK
ENS22-E_ATC_V01.000
19/02/11
Page 67 of 189
5.2
AT+CLCK Facility lock
can be used to lock, unlock or interrogate a network or UE
. The command can be
aborted when network facilities are being set or interrogated.
Syntax
Parameter Description
“SC“
SIM (lock (U)SIM cards)
(U)SIM requests password upon UE power-up and when this lock command is
issued.
: SIM PIN1.
0
Unlock
1
Lock
Password string used to lock and to unlock a
. Length and authority for passwords depend on the
in question and are therefore listed in the section on parameter
. Passwords can be
modified with
Example
Lock (U)SIM card (
= "SC")
Test Command
AT+CLCK=?
Response(s)
+CLCK:
list of supported
OK
Write Command
AT+CLCK=
[,
Response(s)
OK
ERROR
+CME ERROR:
<err>
PIN Last
Reference(s)
-
-
3GPP TS 27.007
3GPP TS 22.004
3GPP TS 22.088
3GPP TS 23.088,
3GPP TS 24.088
<facility>
(str)
<mode>
(num)
<password>
(str)
AT+CLCK="SC",1,"9999"
The "SC" parameter enables or disables the SIM PIN authentication
(PIN 1) when you power up the UE.
OK
(U)SIM card locked. As a result, SIM PIN 1 must be entered to enable
UE to register to the network.