Neo_WM620 WCDMA Module AT Command Set
Copyright © Neoway Technology Co., Ltd
4
1.6 Querying IMEI: +CGSN
Description
To query the International Mobile Equipment Identity (IMEI) of the module
Format
AT+CGSN<CR>
Parameter
N/A
Return
Value
<CR><LF><IMEI><CR><LF>
<CR><LF>OK<CR><LF>
or
<CR><LF>+CME ERROR:<err><CR><LF>
Example
AT+CGSN
+CGSN: "355897043139120"
OK
Query the IMEI of the module
Remarks
The IMEI is a character string of 15 digits.
This command is in the above format since E9C33425.
1.7 Querying the IMSI: +CIMI
Description
To query the international mobile subscriber identification (IMSI)
Format
AT+CIMI<CR>
Parameter
N/A
Return
Value
<CR><LF><IMSI><CR><LF>
<CR><LF>OK<CR><LF>
or
<CR><LF>ERROR<CR><LF>
Example
AT+CIMI
460022201575463
OK
Obtain the IMSI number.
AT+CIMI
ERROR
Query the IMSI without SIM card installed.
Remarks
IMSI is a character string of 15 digits and starts with 3-bit MCC and 2-bit MNC. It is used
to authenticate the SIM card.
1.8 Obtaining the ICCID of the SIM Card: +CCID
Description
To obtain the integrated circuit card identifier (ICCID) of the SIM card
Format
AT+CCID<CR>
Parameter
N/A