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Hayes
protocol
reference
T,
t
Touch-tone
dialing
When T
is
added
to the
dial
command,
the
Modem
is
set
to
touch-
tone
dialing
mode. Use
register
Sll to
change
the
speed of touch-tone
dialing.
Pause
When
you
use
the
Modem
in
an
office
or
anywhere
that requires
an
access
code
to get
an
outside telephone
line,
you
will
need
to
add
a
pause
before
dialing
the
number
that follows. Insert
a
comma
between
the access
code
and
the
telephone
number.
The
pause
duration
is
determined by
register S8.
The
default
pause
duration of
1
comma
is
2
seconds.
You
can accumulate
the
duration
by
using multiple
commas.
Return
the
Modem
to
command mode
Add
the
semicolon
at
the
end
of
the
command
line
when
transmitting
information
to
a telephone order
service
or
bank
service that
recog-
nizes
touch-tones.
By
inserting
the semicolon,
you
can
enter
a
long
command
line
before
establishing
communication
with another
modem.
Example:
Response
Command
Function
AT
D
T1(111)123-4567;
Wake
up!
Originate the
call
by
touch-tone
dialing.
Return
to
command
mode.
OK
OK
OK
OK
AT
D
43278 #;
Transmit the ID
number.
Return
to
command
mode.
AT
D
8881 #;
Transmit the password.
Return
to
command
mode.
AT
D
273*65 #;
Enter the
transaction.
Return
to
command
mode.
AT
H
Terminate
the
call.
64
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