Specifications

AT command set for S45 Siemens mobile phones and modems
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Siemens Document No.: A30880-A10-A001-3-D376
Revision: 1.8
Revision Date: 30. November.2001
13
ATD<str>; Dial the dialing string <str> with the voice utility
Valid dial modifiers:
I
restrict AT+CLIR
i suppress AT+CLIR) for next call
T
tone dialing
P
pulse dialing
is ignored
The finishing character ”;” indicates to the phone that the call is to be set up with
the voice utility. Otherwise, an attempt is made to set up a data call, which the
phone immediately acknowledges with ”ERROR”.
The dial command returns OK to the user immediately after starting a voice call.
Other behavior like *# sequences in the dial command, and also data calls
remain unchanged.
See also section 2.8.3
ATD><n>; Dial the telephone number from the current telephone book location number
<n>
The telephone book is selected using the AT+CPBS (or AT^SPBS) command.
ATD><mem><n>; Dial the telephone number from the telephone book <mem> location number
<n>
ATDx[;] Dial phone number x
I
ISDN
The phone call will be made as a UDI call. An ISDN connection to a
V.110 terminal adapter will be established. The data transmission speed
is the same as for an “analog” call (2400 / 4800 / 9600 / 14400 bps).
PP
Plus: same as + character
ATDL Dial last telephone number
ATE0 Deactivate command echo
ATE1 Activate command echo
ATH[0] Release existing connection
ATI[n] Modem command according to [3]:
Display product code:
0 042
1 042
2
OK, (check firmware checksum)
8 Display supported operation modes (see ATB)
9 identification of modem and mobile phone
ATL[n]
Monitor speaker loudness (modem command according to [3])
ATM[n]
Monitor speaker mode (modem command according to [3])
ATO[n]
Switch back to transparent mode after +++ interruption
(modem command according to [3])
ATQ0 Display acknowledgments (responses or messages)
ATQ1 Suppress acknowledgments (responses or messages)
ATSn=x Write value x to S register n
(modem command according to [3])
ATSn? Display value of S register n (modem command according to [3])
Note: This type of mobile phone does not allow the values of all S registers to
be displayed with a single command