Page C-4
500 SERIES INSTALLATION MANUAL
Page Rev. B
P/N 190-00181-02
Field
Byte
Format
7 6 5 4 3 2 1 0
Description
id
1
2-3
ASCII character ’w’ (77 hex)
Two ASCII numeric characters representing route
sequence number of waypoint (01 to 31)
seq
1
x l a n n n n n
x
- undefined
l
- 1 if last waypoint in route
a
- 1 if active to waypoint
nnnnn - route sequence number of waypoint
(unsigned binary)
wpt
1-5
Destination waypoint identifier (will be blank filled on
right if less than 5 characters in identifier)
lat
1
2
3
s d d d d d d d
x x m m m m m m
x h h h h h h h
s
- 0 (north) or 1 (south)
ddddddd
- latitude degrees (unsigned binary)
xx
- undefined
mmmmmm - latitude minutes (unsigned binary)
x
- undefined
hhhhhhh
- hundredths of latitude minutes
(unsigned binary)
lon
1
s x x x x x x x
d d d d d d d d
x x m m m m m m
x h h h h h h h
s
- 0 (north) or 1 (south)
xxxxxxx
- undefined
dddddddd
- longitude degrees (unsigned binary)
xx
- undefined
mmmmmm - latitude minutes (unsigned binary)
x
- undefined
hhhhhhh
- hundredths of latitude minutes
(unsigned binary)
mvar
1-2
Two’s complement binary in 16ths of degrees.
Easterly variation is positive. MSB output first.
Содержание GPSMAP 500 Series
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