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Hayes
protocol
reference
before entering the
command
line.
Without
the
guard
time,
the
Modem
cannot
recognize the escape code.
To
return
on-line,
enter
AID
(
ENTER
)
A, a
Manual
answer
command
When
the
A
command
is
entered,
the
Modem
goes off-hook
and
waits
for
the
carrier signal.
Use
this
command
to
begin
computer
commu-
nication
immediately
after
talking
with a
friend
by
phone.
In that
case,
one
user
should input
A
while the other uses the
dial
command
D.
Any command
placed
after
A
will
not be
executed.
If
you want
to
ex-
ecute other
commands,
insert
the
commands
before the
manual
answer
command.
For example:
AT
F1
A
(
ENTER
)
Wake
up!
Select
full
duplex.
Wait
for
a
carrier tone.
D,
d
Autodial
command
The
D
command
sets
the
Modem
to originate
a
call
without using a
telephone.
D
can
be followed
by
the
dialer
codes
shown
in
Table
11.
When
used
alone,
D
sets
the
Modem
to originate
mode.
Table
11.
Dialer
Codes
Code
Function
0-9
Used
for
the
telephone
number
{, ), -,
space
Used
to
make
the
telephone
number
readable
*,
#
Used
only
in
touch-tone
dialing
P
Sets the
Modem
to
pulse
dialing
mode
T
Sets the
Modem
to
touch-tone
dialing
mode
R
Changes
the
Modem
from
originate
mode
to
answer
mode
once communication
is
established
T
Sets the
Modem
to
pause
while
dialing
(may be used
after
the
access code)
t
Returns
the
Modem
to
command mode
after
dialing
60
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