beautypg.com

Digital interface, Ap-8, Input sentences (rp board, j4) – Furuno FAR-28x7 Series User Manual

Page 250: Output sentences, Data reception, Data sentences

background image

APPENDIX

AP-8

2. Digital Interface

Input sentences (RP Board, J4)

BWC*, BWR*, DBS, DBT, DPT, DTM, GGA, GLC, GLL, HDT, MTW, MWV, RMA, RMB,
RMC, RTE VBW, VDR, VHW, VTG, VWR, VWT, WPL, ZDA, !AIVDM, !AIVDO, $AIALR

Output sentences

OSD, TLL*, TTM, RSD

*: Not available on IMO radar

Data reception

Data is received in serial asynchronous form in accordance with the standard referenced in
IEC 61162-2.

The following parameters are used:
Baud rate: 38,400 bps: HDT, !AIVDM, !AIVDO and $AIALR. All other sentences: 4800 bps
Data bits: 8 (D7 = 0), Parity: none, Stop bits: 1

D0 D1 D2 D3 D4 D5 D6 D7

Start
bit

Stop
bit

Data bits

Data sentences

Data used is shown in bold italics.

Input sentences

BWC - Bearing and distance to waypoint (Not available on IMO radar)

$--BWC, hhmmss.ss, llll.ll, a yyyyy.yy, a, x.x, T, x.x, M, x.x, N, c--c, a*hh

Checksum

Mode indicator
(see note 1)

Waypoint ID

Distance, nautical miles

Bearing, degrees true

Waypoint longitude, E/W

Bearing, degrees magnetic

Waypoint latitude, N/S

UTC of observation*

NOTE 1: Positioning system Mode indicator:

A = Autonomous

D = Differential
E = Estimated (dead reckoning)
M = Manual input
S = Simulator
N = Data not valid

The Mode indicator field shall not be a null field.