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Siemens MC35 User Manual

Page 18

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AT Command Set

MC35_ATC_01_V03.02

Page 18 of 228

13.03.2002

2.7 ATD> Originate call to phone number selected from active memory

This command can be used to dial a phone number selected from the active memory. The active
memory is the phonebook selected with AT+CPBS (see Chapter 4.29). To set up a call simply enter
the memory location of the desired entry. The memory location range of each phonebook can be
queried by AT+CPBR (see Chapter 4.28).

Execute command

ATD>[][;]

TA attempts to set up an outgoing call to the stored number.

Note:

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

Response

If error is related to ME functionality:
+CME ERROR:

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

> TA switches to data state.

Note:

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

integer type memory location should be in the range of locations
available in the memory used, i.e. the index number returned by
AT+CPBR.

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

• Parameter

only if no *# code is within the dial string.

• Command is not supported for data call!

• The *# codes can only be used with voice calls (i.e.if “;” is appended).

• See also +ATX and chapter 9.1.5 for .