WM620 AT
Command Manual
Copyright © Neoway Technology Co., Ltd
21
OK
AT+CLCK="SC",1,"1234"
OK
+EIND:128
AT+CPIN?
+CPIN: SIM PIN
OK
AT+CPIN="1234"
OK
+EUSIM:1
Enable the SIM card lock.
Restart the module.
Query if PIN code is required.
Enter PIN code.
Unlock
AT+CLCK="SC",0,"1234"
OK
+EIND:128
+EUSIM:1
AT+CPIN?
+CPIN: READY
OK
Disable the SIM card lock.
Restart the module.
Query if the PIN code is required.
Remarks
N/A
2.12 Modifying the Password of the PIN: +CPWD
Description
To modify the password of the lock function of the module
Format
AT+CPWD=<fac>,<oldpwd>,<newpwd><CR>
AT+CPWD=?<CR>
Parameter
<fac>:
"P2": SIM PIN2