Garmin SL40 - Request Output Message; RS-232 Outputs; Transceiver Status

Seriul
Data Spccilications
6: AWS,
automatic weathcr
station
>
(3Eh)
:
not
defincd,
do
not
use
7
:
CLR, clcarancc/dclivery
?
(3Fh)
:
undcfincd,
for
othcr frequency types
mk......
frequency:
tn
:
desired fiequency
in
MHz in hexadecimal,
where
rl
:
desired
frequency
-
30h
,
with
desired fiequency
in range
of I
l8 to
136 MHz,
or 162 MHz.
k
-
dcsired
fiequcncy in
kHz
where
k
:
(desired
liequency
I
25 kHz)
+
30h, with
dcsired
frequency
in range
of 000
to
97,5
kHz
in 25kHz
steps,
or 0 to 39.
Examplc Mcssage
$PMRRC05l
llT64<cr>
Input
a
ground
lieclucncy
type, l2l
.900
MHz.
Rngunsr
Ourpur Msssncr
This
rncssagc
is uscd
to rcqucst
data output
messages.
Messagc Format
$
PM
RRC06i
idda<clr ks
Lun><cr>
06,......
messagc
id
ii
........ rcqucstcd
message
iclcnt:
03
:
software
version
ntessase
dd.......
sct to
00
a...-.....
sct
to U
Examplc
Mcssagc
$PMRRCO60300059<cr>
T'liis
nrcssagc
rcqucsts
thc
soliwarc
vcrsit'rn
nrcssr.lgc
to
bc output.
RS-232
Ou'rpurs
TRnruscorvBR
Slnrus
This message
is r-rscd
to output
tlre
currcnt
transcciver
fiequerrcies
and
status.
Message F'ormat
$
PM RRC0 I
nrknrkas<clrksurn><cr>
0l.......
message
id
nrk......
active fiequency (first
nrk):
nr
'-
ficqucncy in
MHz
in
hcxadecimal, where
nr
:
frequency
-
30h
,
with
frequency
in range
of I
l8
to 136
MH4 or 162
MHz.
k
:
frequency
in
kHz
where
k
:
(fiequcncy
/ 25
kHz)
+
30h, rvith
fiequency
in
rangc
of 000 to
975 kHz
in
25 kFIz
steps, or 0 to
39.
mk......
standby
frequency
(second
mk):
m
:
fiequency
irt
MHz
in
hexadecimal,
where
m
,=
frequency
-
30h
,
with
1i'equency
in range
of I
I ti
to 136
MHz, or
162 MHz.
k
:
frequency
in
kHz
where
k
:
(frequency
I
25 kHz)
+
30h, with
frequency in
range
of 000 to
975 kHz in
25 kFlz
steps, or 0 to
39.
a ......... transceivcr
status:
SL40 I n.stal
kttiort Muttttul
29