User's Manual

TECHNICAL MANUAL
Telit GM862-GPS
Quad Band GPS Data Terminal Module
Pag.50 of 79
Rev. 0
3.14 AT Commands
The Telit GM862 Family modules can be driven via the serial interface using the standard AT
commands
1
. The Telit GM862 Family modules are compliant with:
1. Hayes standard AT command set, in order to maintain the compatibility with existing
SW programs.
2. ETSI GSM 07.07 specific AT command and GPRS specific commands.
3. ETSI GSM 07.05 specific AT commands for SMS (Short Message Service) and
CBS (Cell Broadcast Service)
4. FAX Class 1 compatible commands
Moreover the Telit GM862 Family modules supports also Telit proprietary AT commands for
special purposes.
The following table lists all supported AT commands and related brief description.
The GM862 Family AT Command Description document, code 80264ST10013a, shows a
dedicated detailed description of all supported AT commands and how to use the AT
commands with the Telit GM862 Family modules through some example scripts.
Hayes Compliant AT Commands Type
Generic Modem Control GM862-GPS
&F Reset base section factory profile configuration
•
&F1 Reset full factory profile configuration
•
Z Soft reset
•
+FCLASS Select active service class
•
&Y Designate a default reset basic profile
•
&P Designate a default reset full profile
•
&W Store current configuration
•
&Z Store telephone number in the internal phonebook
•
&N Display internal phonebook stored numbers
•
+GMI Request manufacturer identification
•
+GMM Request model identification
•
+GMR Request revision identification
•
+GCAP Request capabilities list
•
+GSN Request serial number
•
&V Display current configuration & profile
•
&V0 Display current configuration & profile
•
&V1 Display S registers values
•
&V2 Display last connection statistics
•
&V3 Display S registers values
•
\V Single line connect message
•
%L Report line signal level
•
%Q Report line quality
•
+GCI Select the country of installation
•
L Monitor speaker loudness
•
M Monitor speaker mode
•
1
The AT is an ATTENTION command and is used as a prefix to other parameters in a
string. The AT command combined with other parameters can be set up in the
communications package or typed in manually as a command line instruction.