Obile – Siemens MC55 User Manual

Page 174

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MC55 AT Command Set

7.23 AT^SLCC

s

m

obile

MC55_ATC_V01.05

Page 174 of 469

2/10/04

Confidential / Released

• If multiple displays of identical list configurations occur, this happens because of intermediate states of the

list, that have already been overridden by new transitions and states. Thus, it is guaranteed that the configu-
ration displayed in such cases is the current configuration at the time of the last display.

• It is adviseable to receive URC "

^SLCC

" on an interface that is not used for call initiation, if verbose output is

configured. If only voice calls are expected, a setting of

AT^SM20

= 0 may be used alternatively in order to

keep the call from blocking the interface.

Examples

EXAMPLE 1

^SYSSTART

at+cpin=9999

OK

+CREG: 2

+CREG: 1,''0145'',''0016''

We are now registered

at^sm20=0

command ''ATD'' for an outgoing voice call will termi-
nate immediately with response ''OK''

OK

atd''1234567'';

We start a voice call.

OK

''OK'' response is issued immediately because of set-
ting ''^SM20=0''

^SLCC:

1,0,2,0,0,0,''1234567'',129,''Called

Party''

MO call starts, paging B-party

^SLCC:

End of current list

^SLCC:

1,0,2,0,0,1,''1234567'',129,''Called

Party''

Traffic channel established,
network may now transmit network announcements,
ME may now transmit DTMF tones.

^SLCC:

End of current list

^SLCC:

1,0,3,0,0,1,''1234567'',129,''Called

Party''

Call is now ringing at B-Party

^SLCC:

End of current list

^SLCC:

1,0,0,0,0,1,''1234567'',129,''Called

Party''

B-Party has accepted the call, connection estab-
lished

^SLCC:

End of current list

atd23456;

We start a second voice call.

OK

''OK'' response is issued immediately because
another call is already active (cf.

ATD

)

^SLCC:

1,0,1,0,0,0,''1234567'',129,''Called

Party''

The active call is automatically put on hold, triggering
the display of the list

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