Tandy DCM212 Operation Manual page 20

Tandy protocol
mode
operation
6.
Set the
communications
protocol
(bit
speed,
word
size,
parity,
and
stop
bits)
that
you want
to
use.
7.
Open
the
DCM
212
Modem
for
programming by
typing the
wake-
up
command
sequence. Press
Q Q
.
You
may
have noticed
that the
*
did
not
echo
until
you
pressed
Q
.
That's
because both
keys are
needed
to
determine
the
bit
speed
rate.
When
the
correct
operation speed
is
detected,
the character
*
(HEX
*2A') is
output.
The
Modem
is
now
in
the
command
receptive
state
and
is
waiting for
you
to
begin
programming
or
setting
the internal
switches that will
tell
it
what operations are to
be performed.
8.
When
the
*
echoes
on
your computer screen, press (T) for
the
LIST
command
to display
or
list
the
Modem's current parameters.
When
cold-started,
the
list
shows:
PHONE NO
10
BITS/CHAR
ABORT CHAR
LOSS OF CARR
SEND SPACE
RECEIVE SPACE
ABORT ENABLE
HIGH SPEED
ANALOG LOOP
ORIG MODE
MANUAL MODE
FORCE CAROET
PULSE DIAL
SLOW DIAL
Y
14H
Y
N
Y
Y
Y
N
Y
N
Y
Y
Y
After the parameters are
listed,
the
Modem
returns to the
command
receptive state
where
it
waits for further instructions.
Note:
The
above
list
appears
when
you
select
high speed
mode
at step 6.
If
you
select
low speed
mode, the
2nd
line (10
BITS/CHAR:Y)
is
not displayed
and
8th
line
changes
to
HIGH
SPEED:N.
14