TC63 AT Command Set
9.14 AT+CUSD s
TC63_ATC_V00.490 Page 233 of 501 5/24/05
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9.14 AT+CUSD Supplementary service notifications
This command allows control of the Unstructured Supplementary Service Data (USSD) according to GSM 02.90.
Both network and mobile initiated operations are supported.
Syntax
Unsolicited Result Code
+CUSD: <m>[<str>[<dcs>]]
URC "+CUSD" indicates an USSD response from the network, or network initiated operation
Command Description
The read command returns the current <n> value
Write command parameter <n> is used to disable/enable the presentation of an unsolicited result code (USSD
response from the network, or network initiated operation) "+CUSD: <m>[<str>[<dcs>]]" to the TE.
When <str> is given, a mobile initiated USSD string or a response USSD string to a network initiated operation
is sent to the network. The response USSD string from the network is returned in a subsequent unsolicited result
code "+CUSD"
The interaction of this command with other commands based on other GSM supplementary services is described
in the GSM standard.
Parameter Description
0(&F) Disable the result code presentation in the TA
1 Enable the result code presentation in the TA
2 Cancel session (not applicable to read command response)
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>[, <dcs>]]
Response(s)
OK
+CME ERROR
Reference(s) PIN ASC0 ASC1 USB MUX1 MUX2 MUX3 Charge 4Last
GSM 07.07, GSM 02.90, GSM 03.90,
GSM 04.90
% % % % % % % ! ! !
<n>(num)