3GPPTS27.007ATCOMMANDS
67 HSPA+ATCommandsReferenceGuide
<str> USSD‐string.When<str>parameterisnotgiven,networkisnotinterrogated.
If<dcs>indicatesthatGSM338defaultalphabetisusedME/TA
convertsGSMalphabetintocurrentTEcharacterset.See+CSCS.
If<dcs>indicatesthat8‐bitdatacodingschemeisused:ME/TA
convertseach8‐bitoctetintotwoIRAcharacterlonghexadecimal
number;forexampleoctetwithintegervalue42ispresentedto
TEastwocharacters2A(IRA50and65).
<dcs> GSM3.38CellBroadcastDataCodingSchemeinintegerformat.Default:0.
Note:Theunsolicitedresultcodeenabledbyparameter<n>isintheformat:
+CUSD:<m>[,<str>,<dcs>]totheTE
where:
<m>:
0‐nofurtheruseractionrequired(networkinitiatedUSSD‐Notify,ornofurther
informationneededaftermobileinitiatedo
peration).
1‐furtheruseractionrequired(networkinitiatedUSSD‐Request,orfurther
informationneededaftermobileinitiatedoperation)
2‐USSDterminatedbythenetwork
3‐otherlocalclienthasresponded
4‐operationnotsupported
5‐networktimeout
Notes
Onlymobileinitiated operations aresupported.
Reference:3GPPTS27.007.
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