Hardware manual
3
3
1
1
0
0
0
0
P
P
-
-
T
T
O
O
P
P
S
S
I
I
D
D
E
E
P
P
R
R
O
O
C
C
E
E
S
S
S
S
O
O
R
R
990-0000058-1000  Rev F  Page 27 
hhmmss.ss  Time of position fix. Hours|Minutes|Seconds.decimal - 2 fixed digits of 
hours, 2 fixed digits of minutes, 2 fixed digits of seconds and a variable 
number of digits for decimal fractions of seconds. Always pad with 
leading zeros. This field is optional 
A  Status. Single character field: 
A = Yes, Data Valid, Warning Flag Clear 
V = No, Data Invalid, Warning Flag Set 
TRF - TRANSIT Fix Data 
$--TRF,hhmmss.ss,xxxxxx,llll.ll,a,yyyyy.yy,a,x.x,x.x,x.x,x.x,xxx,A* 
hh <CR><LF> 
Table 4-4 Transit Fix Data 
ARGUMENT 
DESCRIPTION 
hhmmss.ss UTC Time 
xxxxxx Date, ddmmyy 
llll.ll  LatitudeLeading zeros always included for degrees and minutes to 
maintain fixed length. 
a  North or South 
yyyyy.yy Longitude 
a  East or West 
x.x Elevation Angle 
x.x  Number of iterations 
x.x  Number of Doppler intervals 
x.x  Update distance, nautical miles 
x.x Satellite ID 
xxx Data Validity 
RMA - Recommended Minimum Navigation Information 
$--RMA,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,x.x,x.x,x.x,a*hh<CR><LF> 










