Specifications

Smart Machine Smart Decision
SIM900_AT Commands Manual_V1.07 248 2012.12.10
OK
Find an entry in the current
phonebook using a text search.
AT+CPBF="Daniel" +CPBF:5,
"13918186089",129,"Daniel"
OK
Delete an entry from the
current phonebook specified
by its position index.
AT+ CP BW= 2
AT+CPBR=1,10
OK
[a listing of phonebook
contents]
OK
13.3 General Commands
Demonstration Syntax Expect Result
Display the current network
operator that the handset is
currently registered with.
AT+ CO PS ? +COPS: 0,0,"CHINA
MOBILE"
OK
Display a full list of network
operator names.
AT+COPN +COPN: "20201",
"COSMO"
[skip a bit]
+COPN: "901012","Maritime
Comm Partner AS"
OK
reduce its functionality. This
will deregister the handset
from the network.
AT+ IP R?
AT+CFUN=0
[wait for deregister]
ATD6241xxxx;
AT+CFUN=1
+IPR: 0
OK
OK
ERROR
OK
Request the IMSI AT+CIMI 460008184101641
OK
13.4 Call Control Commands
Demonstration Syntax Expect Result
Make a voice call ATD6241xxxx; OK