Digital Interface - Furuno SC-110 Operator's Manual

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Table of Contents

APPENDIX

2. Digital Interface

Output sentences of channel 1

DATA OUT1-5: HDT, HDM, ROT, Patt, Phve, VTG, GGA, GLL, GNS, ZDA, VHW, VBW, VDR

DATA OUT 6: AD-10

Transmission interval

HDT, HDM, ROT, Patt, Phve: 100 ms

VTG, GGA, GLL, GNS, ZDA, VHW, VBW, VDR: 1 s

For details see page 2-12.

Load requirement as listener

Isolation: Optocoupler

Input Impedance: 220 ohms

Max. Voltage: ±15V

Threshold: 4 mA

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

Start

bit

AP-2

Data bits

Stop

bit

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