AT Commands User Manual 8 Security Commands Note: Commands which interact with ME that are accepted when ME is pending SIM PIN, SIM PUK, or PH-SIM are: +CGMI, +CGMM, +CGMR, +CGSN, D112;, +CPAS, +CFUN, +CPIN, +CDIS, +CIND, +CBC, +CREG, +CGREG, +CPWROFF, +CCID, +CHUP; +XL1SET, +XMER, +XCALLSTAT, +TRACE, +CMUX, +CRC, +CSSN, +CMER , are string type values. values may be: − READY: ME is not pending for any password. − SIM PIN: ME is waiting SIM PIN to be given. − SIM PUK: ME is waiting SIM PUK to be given. − SIM PIN2: ME is waiting SIM PIN2 to be given. − SIM PUK2: ME is waiting SIM PUK2 to be given. facility values: − “SC” SIM (lock SIM card).
− "FD" SIM fixed dialling memory feature (if PIN2 authentication has not been done during the current session, PIN2 is required as ). − "PS" PH-SIM (lock PHone to SIM card) (ME asks password when other than current SIM card inserted). − "PN" Network Personalisation (refer GSM 02.22 [33]). 29 8.1 Enter PIN +CPIN Command syntax Description AT+CPIN= , AT+COPS=0 AT+CPIN=”0933” AT+CPIN= , This set command sends to the ME a password which is necessary before it can be operated. If no PIN request is pending, no action is taken towards ME and a corresponding error code is returned. If the PIN required is SIM PUK or SIM PUK2, the second pin is required.
This second pin, , is used to replace the old pin in the SIM. CME ERROR: SIM PIN OK or CME ERROR: pin> AT+COPS=0 AT+CPIN=”0933” Read command +CPIN: OK AT+CPIN? Test command OK AT+CPIN=? 8.2 Facility lock +CLCK Command syntax Description AT+CLCK= , , , AT+CLCK=”SC”,1,”0933” AT+CLCK= , This execution command is used to lock, unlock or interrogate a ME or a network facility . Password is normally needed to do such actions. When querying the status of a network service ( =2) the response line for “not active” case ( =0) should be returned only if service is not active for any . The command is abortable if network facilities are set or interrogated.
For “PN”, “PU”, “PP, “PC” only = 0 and = 2 (unlock and query status) is supported! OK Or +CLCK: [, [ +CLCK: [, […]] CME ERROR: >, , AT+CLCK=”SC”,1,”0933” Test command +CLCK: “SC”,“FD“,“PS“,“PN“,“PU“,“PP“,“PC“,”AO”,”OI”,”OX”,”AI”,”IR”,”AB”,”AG”,”AC” OK AT+CLCK=?