Download Sierra Wireless GM47 Technical data

18. SUPPLEMENTARY SERVICES
The different alternatives are shown below.
Network
Mobile Equipment
External application
1
Signal
Sends unsolicited
result code +CUSD
Result code presentation
enabled, presented
2
Signal asking
for reply
Sends unsolicited
result code +CUSD
Result code presentation
enabled, presented
3
Answer AT+CUSD
3b
Sends AT+CUSD
<n>
Description
0
Disable result code presentation in the TA
1
Enable result code presentation in the TA
2
Terminate (abort) USSD dialogue. This value is not applicable to
the read command response
<str>
Description
string
String type USSD (when <str> parameter is not given, network is not
interrogated):
-If <dcs> indicates that GSM 03.38 default alphabet is used:
*if TE character set other than “HEX” (refer command Select TE
Character Set +CSCS): ME/TA converts GSM alphabet into
current TE character set according to rules of
GSM 07.05 Annex A
Example 1
AT Command
Result Code
AT+CUSD=1,“*34#”
Description
Enable the Result Code
presentation in the TAE
and send a USSDrequest
+CUSD:1,“id code” OK
AT+CUSD=1,“7465338”
Further user action
required, give id code
Id code given
+CUSD:0 OK
No further user action
required
331
LZT 123 7263 R1C