Siemens TC63 14 AT+CUSD Supplementary service notifications, At+Cusd=?, At+Cusd?, +CUSD mstrdcs

TC63 AT Command Set

9.14 AT+CUSD

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9.14AT+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

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)

GSM 07.07, GSM 02.90, GSM 03.90, GSM 04.90

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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

<n>(num)

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)

TC63_ATC_V00.490	Page 233 of 501	5/24/05
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