Furuno FELCOM 15 - Digital Interface; Nd Edition

APPENDIX
A
P-23
Digital Interface (IEC 61162-1 2
nd
Edition)
Output sentences
GGA, GLL, GSV, RMC, VTG, ZDA
Input sentences
BWC, BWR, DBT, GGA, GLL, MTW, RMA, RMB, RMC, VDR, VTG, WPL, ZDA
Transmission interval
GLL, GGA, VTG, RMC: 2 s
ZDA: 1 s
GSV: 10 s
Data transmission
Data is transmitted in serial asynchronous form in accordance with the standard referenced
in 2.1 of IEC 61162-1. The first bit is a start bit and is followed by data bits,
least-significant-bit as illustrated below.
The following parameters are used:
Baud rate: 4800
Data bits: 8 (D7 = 0), parity none
Stop bits: 1
D0 D1 D2 D3 D4 D5 D6 D7
Start
bit
Stop
bit
Data bits