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TC63_ATC_V00.490

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5/24/05

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The AT Commands described in this chapter allow the external application to determine various security related

settings. 

 controls network authentication of the TC63. 

The read command returns an alphanumeric string indicating whether or not network authentication is required. 

The write command allows the TC63 to store the entered password. This may be for example the SIM PIN1 to

register to the GSM network, or the SIM PUK1 to replace a disabled SIM PIN1 with a new one, or the PH-SIM

PIN if the client has taken precautions for preventing damage in the event of loss or theft etc. 

If no PIN1 request is pending (for example if PIN1 authentication has been done and the same PIN1 is entered

again) TC63 responds "+CME ERROR: operation not allowed"; no further action is required. 

Password (string type), usually SIM PIN1.

If the requested password was a PUK, such as SIM PUK1 or PH-FSIM PUK or another password, then 

must be followed by 

. 

If the requested code was a PUK: specify a new password or restore the former disabled password. See Section

 for more information about when you may need to

enter the PUK. 

Test Command

AT+CPIN=?

Response(s)

OK

Read Command

AT+CPIN?

Response(s)

OK 

ERROR 

Write Command

[, 

]

Response(s)

OK 

ERROR 

Reference(s)

PIN

ASC0 ASC1 USB MUX1 MUX2 MUX3 Charge

4

Last

GSM 07.07

!

%

%

%

%

%

%

!

%

!

<pin>

(str)

<new pin>

(text)