Multitech MTCMR-H User's Guide download pdf (Page 138)

Chapter 3 – Supported GSM/WCDMA AT Commands

High Speed HSPA-H4 AT Commands Reference Guide (Document S000483A) 138

+CSTA Select Type of Address

Description: This command selects the type of number for further dialing commands (D) according to

GSM specifications.

Syntax:

Command Responses

Action Command:

AT+CSTA=<type>

Read Command:

AT+CSTA?

+CSTA: <type>

Test Command:

AT+CSTA=?

+CSTA: (list of supported <types>s)

Values:

<type> Type of Address Octet (Integer Type)

129 ISDN / telephony plan, national / international unknown

145 ISDN / telephony plan, international number

Parameter Storage: The <type> parameter is stored in EEPROM using the AT&W command. The

default value can be restored using AT&F.

Examples:

Command Responses

AT+CSTA=? +CSTA: (129, 145)

AT+ CSTA =145 OK

ATD33146290800;

Note: International access code character "+"will be

automatically added to each outgoing call

AT+ CSTA =129 OK

ATD+33146290800;

Note: International access code character "+"will be

automatically added to each outgoing call

AT+CSTA? AT+ CSTA: 129

+CUSD Unstructured Supplementary Service Data

Description: This command is used to:

• Enable or disable the CUSD indication sent to the application by the product when an

incoming USSD is received

• Send and receive USSD strings

Note: The USSD supplementary service is described in GSM 02.90. It is based on

sequences of digits which may be entered by a mobile user with a handset. A sequence

entered is sent to the network which replies with an alphanumerical string, for display only,

or for display plus request for the next sequence.

Syntax:

Command Response

Action Command:

AT+CUSD = <n> [ ,<str> [ <dcs> ] ]

Read Command:

AT+CUSD?

+CUSD: <n>

Test Command:

AT+CUSD=?

+CUSD: (list of supported <n>s) ,

Unsolicited Response: +CUSD: <m>[,<str>[,<dsc>] ]

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