Ap-4 data sentences – Furuno Sc 50 User Manual

Page 70

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APPENDIX

AP-4

Data sentences

PFECatt- True heading, pitching, rolling

$PFEC,GPatt,xxx.x,+xx.x,-xx.x<CR><LF> (Ver.

1.5)

$PFEC,GPatt,xxx.x,+xx.x,-xx.x*hh<CR><LF> (Ver.

2.0)

Checksum (Ver. 2.0)

Rolling (output to tenths place)

Pitching

(output

to

tenths

place)

Heading, true (output to tenths place)

GGA - Global positioning system (GPS) fix data

Time, position and fix related data for a GPS receiver.


Differential reference station ID, 0000-1023

Age of differential GPS data

Units of geoidal separation, m

Geoidal

separation

Units of antenna altitude, m

Antenna altitude above/below

mean sea level (geoid)

Horizontal dilution of precision

$GPGGA, hhmmss.ss. 1111.11, a, yyyyy.yy, a, x, xx, x.x, x.x, M, x.x, M, x.x, xxxx*hh<CR><LF>

Number of satellites in use, 11-12, may be

different

from

the

number

in

view

GPS quality

Longitude - E/W

Latitude

-

N/S

UTC of position

GLL - Geographic position - latitude/longitude

Latitude and longitude of present vessel position, time of position fix and status.

$--GPGLL, 1111.11, a, yyyyy.yy, a, hhmmss.ss, A, p*hh<CR><LF>

Positioning system indicator*

Status:

A

=

data

valid

UTC

of

position

Longitude, E/W

Latitude, N/S

*A = Autonomous, D = Differential, E = estimated(dead reckoning), M = Manual input, S = Simulator,
N = Data not valid. The Mode indicator field supplements the Status field. The Status field shall be
set to V=invalid for all values of Operating Mode except for A=Autonomous and D=Differential. The
positioning system Mode indicator and Status field shall not be null fields.

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