Specifications

SIM900 AT Command Manual
SIM900_AT Command Manual_V1.03 138 12/24/2010
OK
if <mode>=3
+CENG: <mode>,<Ncell>
[+CENG: <cell>,<mcc>,<mnc>,<lac>,<cellid>,<bsic>,<rxl>
<CR><LF>+CENG: <cell>,<mcc>,<mnc>,<lac>,<cellid>,
<bsic>,<rxl>…]
OK
Parameters
See Write Command
Response
Switch on or off engineering mode. It will report +CENG: (network
information) automatically if <mode>=2.
OK
ERROR
Write Command
AT+CENG
=<mode>[,<Ncell
>]
Parameters
<mode> 0 switch off engineering mode
1 switch on engineering mode
2 switch on engineering mode, and activate the
URC report of network information
3 switch on engineering mode, with limited URC report
<Ncell> 0 un-display neighbor cell ID
1 display neighbor cell ID
If <mode> =3, ignore this parameter.
<cell> 0 the serving cell
1-6 the index of the neighboring cell
<arfcn> absolute radio frequency channel number
<rxl> receive level
<rxq> receive quality
<mcc> mobile country code
<mnc> mobile network code
<bsic> base station identity code
<cellid> cell id
<lac> location area code
<rla> receive level access minimum
<txp> transmit power maximum CCCH
<TA> Timing Advance
Reference Note