Wait For Second Dial Tone W - Black Box 3600 User Manual

AT Commands
Dial modifiers are as follows.
Command
T
P
,
W
!
R
;
@
S
Tone Dialing T
To tone dial a number sequence, insert a T in the dial sequence.
AT D T 323-1111
In this example, the modem tone dials the telephone number. The
dialing method selected remains in effect until changed.
Pulse Dialing P
To pulse dial a number sequence, insert a P in the dial sequence.
AT D P 554-9902
Insert Long Pause ,
To insert a long pause in the dialing sequence, use a comma. This inserts
a 2 second delay (or the value in register S8).
AT D P 9, 1-800-554-1000
Here the modem pulse dials a 9, pauses for the telephone system to
switch to an outside line, then dials the phone number. Comma pauses
may be inserted consecutively if desired.
Wait for Second Dial Tone
To wait for second dial tone insert a W in the dialing sequence.
AT D 9 W 323-8000
Instead of using a comma pause for an outside line, wait up to 30
seconds (time specified by S7) for a second dial tone.
5-14
Operation
Tone dialing
Pulse dialing
Insert a long pause (2 sec or value in S8)
Wait for 2nd dial tone
Flash (1/2 sec)
Switch to answer mode after dialing
Return to command mode after dialing
Wait for silence
Dial stored command line or number
W
Modem 3600