Neo_M590E V1 GPRS Module AT Command Set
Copyright © Neoway Technology Co., Ltd
10
Return Value
<CR><LF>OK<CR><LF>
<CR><LF>+CCLK: <time>
<CR><LF> OK<CR><LF>
Example
AT+CCLK="08/07/01,14:54:01"
OK
Set the real-time clock of the module.
AT+CCLK?
+CCLK: "08/07/01,14:54:10"
OK
Query the setting of the real-time clock.
AT+CCLK=14/07/02,10:48:50
ERROR
Command format is incorrect.
Remarks
The settings will not be saved after the module is powered off.
1.13
Entering the PIN Codes: +CPIN
Description
To query the PIN status and enter the PIN codes
Format
AT+CPIN=<pin>[,<newpin>]<CR>
AT+CPIN?<CR>
Parameter
<pin>, <newpin>:string type with a pair of quotation marks ("")
<PUK>: PUK code of the SIM card
<PIN>: PIN code of the SIM card
Return Value
<CR><LF>+CPIN:<code>
<CR><LF>OK<CR><LF>
<code>:
READY: No password
SIM PIN: Enter PIN code.
SIM PUK: Enter PUK code.
SIM PIN2: Enter PIN2 code.
SIM PUK2: Enter PUK2 code.
Example
AT+CPIN?
+CPIN:READY
OK
Query the PIN code status of the module.
AT+CPIN="0000"
ERROR
PIN code is incorrect.
AT+CPIN="1234"
OK
The input PIN code is correct.
Remarks
To enter PIN code, you must lock the current SIM card (running
AT+CLCK="SC",1,"1234"
) and then restart the module.
If you enter wrong PIN code for three times, you must enter PUK to unlock.