Specifications

SIM900 AT Command Manual
SIM900_AT Command Manual_V1.03 38 12/24/2010
2.2.35 AT+GMM Request TA Model Identification
AT+GMM Request TA Model Identification
Test Command
AT+GMM=?
Response
OK
TA reports one or more lines of information text which permit the user to
identify the specific model of device.
<model>
OK
Execution
Command
AT+GMM
Parameter
<model> product model identification text
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
Test Command
AT+GMR=?
Response
OK
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
Test Command
AT+GOI=?
Response
OK
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>