At+Cusd Supplementary Service Notifications - Siemens Brodersen MC55 AT Command Manual

9.14

AT+CUSD Supplementary service notifications

allows control of the Unstructured Supplementary Service Data (USSD) according to GSM 02.90. Both
AT+CUSD
network and mobile initiated operations are supported. The interaction of this command with other commands
based on other GSM supplementary services is described in the GSM standard.
Parameter is used to disable/enable the presentation of an unsolicited result code (USSD response from
<n>
the network, or network initiated operation) "+CUSD: <m>[<str_urc>[<dcs>]]" to the TE.
When parameter
<str_write>
initiated operation is sent to the network. The response USSD string from the network is returned in a subsequent
unsolicited result code "+CUSD"
Syntax
Test Command
AT+CUSD=?
Response(s)
+CUSD: (list of supported<n>s)
OK
Read Command
AT+CUSD?
Response(s)
+CUSD: <n>
OK
Write Command
AT+CUSD=<n>[, <str_write>[, <dcs>]]
Response(s)
OK
+CME ERROR
Reference(s)
GSM 07.07, GSM 02.90, GSM 03.90,
GSM 04.90
Unsolicited Result Code
+CUSD: <m>[<str_urc>[<dcs>]]
URC "+CUSD" indicates an USSD response from the network, or network initiated operation
Parameter Description
(num)
<n>
(&F)
0
1
2
(str)
<str_write>
String type USSD-string (when
For the write command, only <dcs>= 15 is supported.
MC55_ATC_V04.00
Confidential / Released
is given, a mobile initiated USSD string or a response USSD string to a network
PIN
%
Disable the result code presentation in the TA
Enable the result code presentation in the TA
Cancel session (not applicable to read command response)
parameter is not given, network is not interrogated).
<str_write>
Page 217 of 475
ASC0 ASC1 MUX1 MUX2
% % % %
MUX3 Charge Last
% ! ! !
3/17/06