Data Sheet

SIM900 AT Commands Set
SIM900R01_ATC_V1.00 83 15.01.2010
Response
TA reports one or more lines of information text which permit the user to
identify the specific model of device.
<model Id>
OK
Execution
Command
AT+ FMM
Parameter
<model Id> the ID of model
Reference
EIA/TIA-578-D
Note
3.2.40 AT+FMR FAX: Report Revision ID
AT+FMR FAX: Report Revision ID
Response
OK
Test Command
AT+ FMR =?
Parameter
see Execution Command
Response
TA reports one or more lines of information text which permit the user to
identify the version, revision level or data or other information of the
device.
Revision:<Revision Id>
OK
Execution
Command
AT+ FMR
Parameter
<Revision Id> the version, revision level or data or other information of the
device.
Reference
EIA/TIA-578-D
Note
3.2.41 AT+VTD Tone Duration
AT+VTD Tone Duration
Response
+VTD: (list of supported <n>s)
OK
Test Command
AT+VTD=?
Parameters
see Write Command