Specifications

Smart Machine Smart Decision
SIM900_AT Commands Manual_V1.07 246 2012.12.10
13 AT Commands Sample
13.1 Profile Commands
Demonstration Syntax Expect Result
The AT Command interpreter
actively responds to input.
AT OK
Display the product name and
the product release
information.
ATI SIM900 R11.0
Display product identification
information: the manufacturer,
the product name and the
product revision information.
AT+ GS V SIMCOM_Ltd
SIMCOM_SIM900
Revision:1137B01SIM900M3
2_ST
OK
Display current configuration,
a list of the current active
profile parameters.
AT& V [A complete listing of the
active profile]
OK
Reporting of mobile
equipment errors. The default
CME error reporting setting is
disabled. Switch to verbose
mode Displays a string
explaining the error in more
details.
AT+ CM EE= ?
AT+ CM EE?
AT+CSCS=?
AT+CSCS="TEST"
AT+ CM EE= 2
AT+CSCS="TEST"
+CMEE: (0-2)
OK
+CMEE: 1
OK
+CSCS:
("IRA","GSM","UCS2","HEX
","PCCP","PCDN","8859-1")
OK
ERROR
OK
+CME ERROR: operation
not allowed
Store the current configuration
in nonvolatile memory. When
the board is reset, the
configuration changes from
the last session are loaded.
ATE0&W
AT
[Reset the board]
AT
ATE1&W
AT
OK
[No echo]
OK
[No echo]
OK
[No echo]
OK
[Echo on]