Category Archives: sailing

fdxread 0.9.1 released

I’ve released version 0.9.1 of my Nexus FDX protocol decoder. It does things like read .nxb files a lot quicker than before, handle USB disconnects/reconnects of the GND10 (when running), serial port timeout, and lots of other stuff. As of … Continue reading

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Regatta race course by SMS

Cowes Week does something interesting; they’re sending out the chosen race course over SMS to the contestants[1]. The cool part about this, for the racers, is that it allows for automatic adding of waypoints on the yachts. Through the years, … Continue reading

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Looking for FDX data dumps (Nexus .nxb files)

I’m looking for data dumps containing FDX protocol data. Last year I wrote a FDX data decoder in Python (see Garmin GND10 unveiled (it is Nexus FDX!)), and with the sailing season starting there is some interest in improving it. … Continue reading

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Seatalk and the ST2000+ autopilot

I’ve been looking at interfacing my Raymarine ST2000+ tiller auto pilot with the other sensors onboard. The perceived upside of this is that it will steer based on wind angle instead of compass angle. This is nice on longer distance … Continue reading

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Garmin GND10 unveiled (it is Nexus FDX!)

Mother of all detours; the USB port on the Garmin GND10 isn’t NMEA2000, it is something called Nexus FDX. That took a couple of weeks to figure out, hunting for NMEA2000 protocol headers. Always check your assumptions. Anyway, I’ve written … Continue reading

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