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MODEM 325 AND MODEM 325 CARD
6.7.2 T
D
(T)
ONE
IALING
To tone-dial a number sequence, insert a T in the dial command.
Enter AT D T 323-1111
In this example, the modem tone-dials the telephone number. The dialing method selected remains in
effect until changed.
6.7.3 P
D
ULSE
IALING
To pulse-dial a number sequence, insert a P in the dial command.
Enter AT D P 555-9902
6.7.4 I
P
(,)
NSERT
AUSE
To insert a pause in the dialing sequence, use a comma. This inserts a 2-second delay (or the value in
register S8).
Enter AT D P 9, 1-800-555-1000
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 you need a longer pause.
6.7.5 W
S
AIT FOR
ECOND
To wait for second dial tone
Enter AT D 9 W 323-8000
Instead of using a comma pause for an outside line, you can wait up to 30 seconds (time specified by S7)
for a second dial tone.
6.7.6 S
H
(!)
WITCH
OOK
To flash the switchboard, enter an exclamation mark. This inserts a
for transferring a call or similar use.
AT D T 9W 323-8000 ,!,, #7 377
In this example, the modem tone dials a 9, waits for the second dial tone, dials the phone number,
pauses, flashes to start the transfer, pauses twice, then uses #7 to transfer the call to extension 377.
6.7.7 S
A
WITCHING TO
To switch to answer mode after dialing, use an R at the end of the dial sequence.
AT D 555-2345 R
Use this command suffix to call an originate-only modem.
6.7.8 W
5 S
AIT FOR
ECONDS OF
To wait for 5 seconds of silence (no answer tone) after accessing an electronic service, use the @
command.
AT D 399-4700 @ 2251 ;
In this example the modem dials the number and, after the connection, waits for 5 consecutive seconds
of silence. The modem then sends service code 2251 and returns to command mode (see the next
section) for further input.
6 4
(P)
D
T
(W)
IAL
ONE
M
A
D
NSWER
ODE
FTER
S
(@)
ILENCE
(R)
IALING
⁄
-second on-hook condition, usually
1
2
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