Garmin GPS 400W Installation Manual page 134

S H A D I N " G " F O R M A T
< S T X >
G A 0 1 2 < C R > < L F >
G B 3 4 5 < C R > < L F >
G C 6 7 8 < C R > < L F >
G D < + / - > 9 0 1 2 < C R > < L F >
G E < + / - > 3 4 5 6 < C R > < L F >
G F < + / - > 7 8 < C R > < L F >
G G < + / - > 9 0 < C R > < L F >
G H 1 2 3 < C R > < L F >
G I 4 5 6 < C R > < L F >
G J < + / - > 7 8 < C R > < L F >
G K < + / - > 9 0 1 < C R > < L F >
G L 2 3 4 < C R > < L F >
G M 5 6 7 8 < C R > < L F >
†
G N 9 0 1 2 3 < C R > < L F >
†
G O 4 5 6 7 < C R > < L F >
G P 8 9 0 1 2 < C R > < L F >
G Q 0 0 1 < C R > < L F >
G R 6 7 8 9 . 0 < C R > < L F >
†
G a < + / - > 1 2 3 4 < C R > < L F >
G b 5 6 . 7 8 < C R > < L F >
G * 9 0 1 < C R > < L F >
< E T X >
W h e r e :
< S T X > s t a r t - t r a n s m i t c h a r a c t e r ( 0 x 0 2 )
< C R > c a r r i a g e - r e t u r n c h a r a c t e r ( 0 x 0 d )
< L F > l i n e - f e e d c h a r a c t e r ( 0 x 0 a )
< + / - > s i g n i n d i c a t o r ( 0 x 2 b [ " + " ] o r 0 x 2 d [ " - " ] )
< E T X > e n d - t r a n s m i t c h a r a c t e r ( 0 x 0 3 )
N o t a v a i l a b l e f r o m A i r d a t a C o m p u t e r
†
N o t e :
C h e c k s u m i s c a l c u l a t e d b y a d d i n g e a c h b y t e i n t h e m e s s a g e ( i n c l u d i n g a l l c h a r a c t e r s f r o m < S T X >
u p t o a n d i n c l u d i n g t h e e r r o r l o g / r e a s o n i n d i c a t o r ) , s u c h t h a t c a r r i e s a r e d i s c a r d e d t o g i v e a o n e b y t e r e s u l t .
T h e A S C I I - c o d e d d e c i m a l r e p r e s e n t a t i o n o f t h a t b y t e i s g i v e n , r a n g i n g f r o m 0 ( 0 x 3 0 , 0 x 3 0 , 0 x 3 0 ) t o 2 5 5
( 0 x 3 2 , 0 x 3 5 , 0 x 3 5 ) .
P a g e E - 4
R e v . A
" G A " ( A S C I I c h a r a c t e r s ) ; " 0 1 2 " r e p r e s e n t s i n d i c a t e d A i r S p e e d ( k n o t s )
" G B " ( A S C I I c h a r a c t e r s ) ; " 3 4 5 " r e p r e s e n t s t r u e A i r S p e e d ( k n o t s )
" G C " ( A S C I I c h a r a c t e r s ) ; " 6 7 8 " r e p r e s e n t s M a c h S p e e d ( t h o u s a n d t h s )
" G D " ( A S C I I c h a r a c t e r s ) ; s i g n ; " 9 0 1 2 " r e p r e s e n t s p r e s s u r e a l t i t u d e ( t e n s o f f e e t )
" G E " ( A S C I I c h a r a c t e r s ) ; s i g n ; " 3 4 5 6 " r e p r e s e n t s d e n s i t y a l t i t u d e ( t e n s o f f e e t )
" G F " ( A S C I I c h a r a c t e r s ) ; s i g n ; " 7 8 " r e p r e s e n t s o u t s i d e a i r t e m p e r a t u r e ( C e l s i u s )
" G G " ( A S C I I c h a r a c t e r s ) ; s i g n ; " 9 0 " r e p r e s e n t s t r u e a i r t e m p e r a t u r e ( C e l s i u s )
" G H " ( A S C I I c h a r a c t e r s ) ; " 1 2 3 " r e p r e s e n t s w i n d d i r e c t i o n ( d e g r e e s f r o m n o r t h )
" G I " ( A S C I I c h a r a c t e r s ) ; " 4 5 6 " r e p r e s e n t s w i n d s p e e d ( k n o t s )
" G J " ( A S C I I c h a r a c t e r s ) ; s i g n ; " 7 8 " r e p r e s e n t s r a t e o f t u r n ( d e g r e e s p e r s e c o n d )
" G K " ( A S C I I c h a r a c t e r s ) ; s i g n ; " 9 0 1 " r e p r e s e n t s v e r t i c a l s p e e d ( t e n s o f f t / m i n u t e )
" G L " ( A S C I I c h a r a c t e r s ) ; " 2 3 4 " r e p r e s e n t s h e a d i n g ( d e g r e e s f r o m n o r t h )
" G M " ( A S C I I c h a r a c t e r s ) ; " 5 6 7 8 " r e p r e s e n t s f u e l f l o w , r i g h t ( T w i n o n l y ) ( t e n t h s g a l l o n s / h o u r )
" G N " ( A S C I I c h a r a c t e r s ) ; " 9 0 1 2 3 " r e p r e s e n t s f u e l u s e d , r i g h t ( T w i n o n l y ) ( t e n t h s g a l l o n s )
" G O " ( A S C I I c h a r a c t e r s ) ; " 4 5 6 7 " r e p r e s e n t s f u e l f l o w , l e f t ( o r S i n g l e ) ( t e n t h s g a l l o n s / h o u r )
" G P " ( A S C I I c h a r a c t e r s ) ; " 8 9 0 1 2 " r e p r e s e n t s f u e l u s e d , l e f t ( o r S i n g l e ) ( t e n t h s g a l l o n s )
" G Q " ( A S C I I c h a r a c t e r s ) ; " 0 0 1 " r e p r e s e n t s e r r o r l o g / r e a s o n i n d i c a t o r ( 0 0 1 = t e m p . s e n s o r e r r o r , 0 0 0
= n o e r r o r s )
" G R " ( A S C I I c h a r a c t e r s ) ; " 6 7 8 9 . 0 " r e p r e s e n t s f u e l r e m a i n i n g ( g a l l o n s )
" G a " ( A S C I I c h a r a c t e r s ) ; s i g n ; " 1 2 . 3 4 " r e p r e s e n t s b a r o m e t r i c c o r r e c t e d a l t i t u d e ( t e n s o f f e e t )
" G b " ( A S C I I c h a r a c t e r s ) ; " 5 6 . 7 8 " r e p r e s e n t s c u r r e n t b a r o m e t r i c p r e s s u r e s e t t i n g ( i n c h e s H g )
" G * " ( A S C I I c h a r a c t e r s ) ; " 9 0 1 " r e p r e s e n t s c h e c k s u m
4 0 0 W S e r i e s I n s t a l l a t i o n M a n u a l
1 9 0 - 0 0 3 5 6 - 0 2