WA_DEV_FEX20_UGD_002
Rev 002
April 26, 2010
81
Fastrack Xtend User Guide
Communicating with the Fastrack
Xtend
9.7. Main AT Commands for the Fastrack Xtend
The table below lists the main AT Commands required for starting the Fastrack Xtend. For other
available AT Commands, refer to document [7] Firmware 7.4a
AT Commands Manual (Sierra Wireless
Software Suite 2.31)/Firmware 7.4 AT Commands Manual (Sierra Wireless Software Suite 2.30).
Table 57: Main AT Commands used for the Fastrack Xtend
Feature/Function
AT Command
Response
Description
Check network
registration
AT+CREG?
+CREG: 0,1
The Fastrack Xtend is registered on
the network.
+CREG: 0,2
The Fastrack Xtend is not registered
on the network; registration attempt
is ongoing.
+CREG: 0,0
The Fastrack Xtend is not registered
on the network; no registration
attempt has been made.
Enter PIN code
AT+CPIN=xxxx
(xxxx = PIN code)
OK
PIN code accepted.
+CME ERROR: 16
Incorrect PIN code (with +CMEE =
1 mode*).
+CME ERROR: 3
PIN code already entered (with
+CMEE = 1 mode*).
Check the selected
band
AT+WMBS?
+WMBS:
<Band>,<ResetFlag>
OK
The currently selected band mode is
returned.
Switch bands
AT+WMBS=<Band>
OK
Band switch is accepted; the
Fastrack Xtend has to be reset for
the change to be effective.
AT+WMBS=<Band>,0 OK
Band switch is accepted; the
Fastrack Xtend has to be reset for
the change to be effective.
AT+WMBS=<Band>,1 OK
Band switch is accepted and the
GSMS stack has been restarted.
AT+WMBS=<Band>
+CME ERROR: 3
Band selected is not allowed.
Receive a call
ATA
OK
Answer the call.
Initiate a call
ATD<phone
number>;
(Do not forget the « ;
» at the end for
« voice » call)
OK
Communication established.
+CME ERROR: 11
PIN code not entered (with +CMEE =
1 mode).
+CME ERROR: 3
AOC credit exceeded or
communications is already
established.
Initiate an emergency
call
ATD112;
(Do not forget the « ;
» at the end for
« voice » call)
OK
Communications established.
Hang up
ATH
OK
Communication has
been loss
NO CARRIER
Store the parameters
in EEPROM
AT&W
OK
The configuration settings are stored
in EEPROM (non-volatile memory).
*
The command AT+CMEE=1 switches to a mode that enables a more complete error diagnostic.
