NB-IoT Module Series
BC95 AT Commands Manual
BC95_AT_Commands_Manual Confidential / Released 54 / 58
7
Examples
7.1. Attach Network
The module can automatically attach network by default in B650 version, which is controlled by
AT+NCONFIG=AUTOCONN,TRUE
command. If you want to manually attach the network, please
execute
AT+NCONFIG=AUTOCONNECT, FALSE
to disable automatic attachment. This value will be
saved to NV and take effect after restarting the module.
The following shows a simple example to manually attach the network.
Neul
//Module is powered on, wait for 3 seconds.
OK
AT+CGSN=1
//Query the IMEI number. If only ERROR is returned, you
need to write the IMEI.
+CGSN: 863703030104298
OK
AT+CFUN=1
//Configure
the level of functionality in the MT.
OK
AT+CIMI
//Query the
IMSI and wait for 4 seconds after executing
AT+CFUN=1.
460012345678966
OK
AT+NBAND?
//Query the band information, set BC95-CM/B8 to BAND 8,
BC95-SL/B5 to BAND 5, and BC95-VF/B20 to BAND 20.
Execute AT+NBAND=n to set the frequency band. It will take
effect after restart.
+NBAND:8
OK
AT+CGDCONT=1,
“IP”,“HUAWEI.COM”
//Configuration PDP.
OK
AT+CGATT=1
//Activate the network.
OK
AT+CSQ
//Query current signal quality.
+CSQ:31,99
Quectel
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