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AT+CSTA Select Type of Address
This command selects the type of number for further dialling com-
mands ( ATD).
Syntax:
AT+CSTA=[<type>] Set number type.
AT+CSTA? Query current setting. Response is +CSTA: <type>
AT+CSTA=? Show supported types. Response is +CSTA: (list of sup-
ported <type>s)
Values for <type>:
129 normal
145 international access code character ‘+’ is
automatically added
2.2. Data adapter Control Commands
ATI Identification
This command displays information about the data adapt-
er. Syntax:
ATI0 Displays the (ID) number stored in S-register
S39 in
decimal format.
ATI1 Displays the serial number of the terminal .
ATI2/ATI3 Displays the revision of the data adapter.
ATI9 Displays the Plug and Play COM device field.