Masterclock
GMR
User
Manual
v2
–
2016.12
31
OUTPUT
CONTROL
>
NMEA
The
GMR
provides
an
NMEA
(
National
Marine
Electronics
Association
)
0183
message
output
on
the
RS
‐
232
serial
port.
All
GMR
units
can
transmit
the
ZDA
format
or
RMC
(with
no
position
information)
NMEA
message.
NMEA
Message
Output
–
is
disabled
by
default.
Select
the
RS
‐
232
settings
button
to
adjust
the
baud
rate
and
communications
settings
for
the
GMR
window.
The
RS
‐
232
port
can
be
configured
for
baud
rates
of
4800,
9600,
19200,
38400,
57600,
and
115200;
along
with
7
or
8
data
bits,
1
or
2
stop
bits,
and
the
parity
bits
can
be
selected
as
None,
Odd,
and
Even
The
default
settings
will
be
4800
baud,
8
data
bits,
no
parity,
1
stop
bit.
The
NMEA
messages
may
be
monitored
on
a
computer
using
HyperTerminal
or
PuTTY
or
the
output
may
be
connected
to
other
devices
or
apps
that
accept
NMEA
0183
messages.
Ethernet
Settings
NMEA
messages
can
be
sent
via
LAN
to
a
device
with
an
Ethernet
adapter.
Select
Ethernet
as
the
port
and
click
on
Port
Settings
.
The
Ethernet
Settings
pane
appears.
Here
you
must
enter
the
IP
Address
and
Port
Number
of
the
device
that
will
receive
the
messages.
You
may
also
select
to
output
an
Extra
Identifier
to
precede
every
NMEA
message
by
clicking
the
Yes
button.