Smart Machine Smart Decision
SIM7500_SIM7600 Series_AT Command Manual_V1.07 2017-12-25
"FD" SIM fixed dialing memory feature
"PN" Network Personalization
"PU" network subset Personalization
"PP" service Provider Personalization
"PC" Corporate Personalization
<mode>
0 – unlock
1 – lock
2 – query status
<status>
0 – not active
<passwd>
Password.
string type; shall be the same as password specified for the facility from the ME user interface or
with command Change Password +CPWD
It is a sum of integers each representing a class of information (default 7):
1 – voice (telephony)
2 – data (refers to all bearer services)
4 – fax (facsimile services)
8 – short message service
16 – data circuit sync
32 – data circuit async
64 – dedicated packet access
128 – dedicated PAD access
255 – The value 255 covers all classes
Examples
+CLCK: 0
OK
5.4 AT+CPWD Change password
Description
Write
command sets a new password for the facility lock function defined by command Facility
Lock AT +CLCK.
Test command returns a list of pairs which present the available facilities and the maximum length
of their password.
SIM PIN References