Siemens M20 Terminal Technical Description page 36

Siemens Information and Communication Products
ATDI Mobile originated call to dialable ISDN number <n>
Execute command Response
ATDI<n>[;] TA attempts to set up an outgoing call to ISDN number.
Note:
mand cannot be aborted in some connection setup states, such as handshaking.
If no dialtone and (parameter setting X=2 or X=4)
NO DIALTONE
If busy and (parameter setting X=3 or X=4)
BUSY
If a connection cannot be set up
NO CARRIER
If successfully connected and non-voice call
CONNECT<text>
TA switches to data state.
When TA returns to command mode after call release
OK
If successfully connected and voice call
OK
Parameter
<n>
+
<d>
<;>
Reference Note
Siemens
Version 8 dated 15.03.00
this command may be aborted generally by receiving a character during execution. This com-
Note: <text> only if parameter setting X>0
[+]<d> phone number
string with maximum length of 20 characters
international dialling format
ISDN number
string of digits: +,0-9, A, B, C
voice call
AT command interface
A
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