Specifications

SIM900 AT Commands Set
SIM900_ATC_V1.01 39 23.06.2010
Parameter
TA reports one or more lines of information text which permit the user to
identify the specific model of device.
SIMCOM_SIM900
OK
Execution
Command
AT+GMM
Parameter
Reference
V.25ter
Note
2.2.36 AT+GMR Request TA Revision Identification of Software Release
AT+GMR Request TA Revision Identification of Software Release
Response
OK
Test Command
AT+GMR=?
Parameter
TA reports one or more lines of information text which permit the user to
identify the revision of software release.
Revision: <revision>
OK
Execution
Command
AT+GMR
Parameter
<revision> revision of software release
Reference
V.25ter
Note
2.2.37 AT+GOI Request Global Object Identification
AT+GOI Request Global Object Identification
Response
OK
Test Command
AT+GOI=?
Parameter
Execution
Command
AT+GOI
Response
TA reports one or more lines of information text which permit the user to
identify the device, based on the ISO system for registering unique object
identifiers.
<Object Id>
OK