Specifications

SIM900 AT Command Manual
SIM900_AT Command Manual_V1.03 144 12/24/2010
Response
OK
If error is related to ME functionality:
+CME ERROR: <err>
Write Command
AT+CCPD=<mo
de>
Parameter
<mode>
0 disable to present alpha string
1 enable to present alpha string
Reference Note
6.2.34 AT+CGID Get SIM Card Group Identifier
AT+CGID Get SIM Card Group Identifier
Response
+GID: <gid1> <gid2>
OK
If error is related to ME functionality:
+CME ERROR: <err>
Execution
Command
AT+CGID
Parameters
<gid1> integer type of SIM card group identifier 1
<gid2> integer type of SIM card group identifier 2
Reference Note
If the SIM supports GID files, the GID values will be retuned. Otherwise
0xff is retuned.
6.2.35 AT+MORING Show State of Mobile Originated Call
AT+MORING Show State of Mobile Originated Call
Response
+MORING: (0,1)
OK
Test Command
AT+MORING=?
Parameter
See Write Command
Response
+MORING: <mode>
OK
Read Command
AT+MORING?
Parameter
See Write Command
Write Command Response