Siemens AT Command Set Cellular Engines Wireless Modules MC35 ユーザーズマニュアル

MC35_ATC_01_V04.00

Page 20 of 238

02.04.2002

This command searches the active phonebook for a given string <str> and dials the assigned phone
number. The active phonebook is the one set with AT+CPBS.

Execute command

ATD><str>[mgsm][;]

TA attempts to set up an outgoing call to stored number

Note:

This command may be aborted generally by receiving a character dur-
ing execution. It can´t be aborted in some connection setup states,
such as handshaking.

Response

If error is related to ME functionality:
+CME ERROR: <err>

If no dialtone (parameter setting ATX2 or ATX4):
NO DIALTONE

If busy (parameter setting ATX3 or ATX4):
BUSY
If a connection cannot be set up:
NO CARRIER

If successfully connected and  non-voice call:
CONNECT<text> TA switches to data state.

Note:

 <text> output only if +ATX parameter setting with value > 0.

When TA returns to command mode after call release:
OK

If successfully connected and voice call:
OK

Parameter

<str> 

string type value (“x”), which should equal an alphanumeric field in
at least one phonebook entry in the searched memories; used char-
acter set should be the one selected with Select TE Character Set
+CSCS. <str> can contain escape sequences as described in
chapter “Supported character sets“, pg. 12.
<str> must be wrapped in quotation marks (""), if escape sequences
or parameter <mgsm> are used or if the alphanumeric strings con-
tains a blank. If not, quotation marks are optional.

<mgsm> I Activates CLIR (disables presentation of own phone number to

called party)

i Deactivates CLIR (enables presentation of own phone number to

called party)

Only required to set up voice calls. TA remains in command mode.

Reference

V.25ter/GSM 07.07

Note

Command is not supported for data calls! See also ATX and Chapter 9.1.5 for
<text>