Hardware manual
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D
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990-0000058-1000  Rev F  Page 28 
Table 4-5 RMA Recommended Minimum Navigation Information 
ARGUMENT 
DESCRIPTION 
A Blink Warning 
llll.ll Latitude 
a  North or South 
yyyyy.yy Longitude 
a  East or West 
x.x  Time Difference A, uS 
x.x  Time Difference B, uS 
x.x  Speed Over Ground, Knots 
x.x  Track Made Good, degrees true 
x.x  Magnetic Variation, degrees 
a  East or West 
RMC - Recommended Minimum Navigation Information 
$--RMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,xxxx,x.x,a*hh<CR><LF> 
Table 4-6 RMC Recommended Minimum Navigation Information 
ARGUMENT 
DESCRIPTION 
hhmmss.ss UTC Time 
A  Status, V = Navigation receiver warning 
llll.ll Latitude 
a  North or South 
yyyyy.yy Longitude 
a  East or West 
x.x  Speed over ground, knots 
x.x  Track made good, degrees true 
xxxx Date, ddmmyy 
x.x  Magnetic Variation, degrees 
a  East or West 
GXY-Geographic Position-X and Y Coordinates 
X and Y coordinates of the present vessel position, time of position fix and status. 










