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Speed through water and True wind (signal K)
#4
(2022-04-29, 07:10 PM)FabianT Wrote: HI,

bumping this rather old threat since I have the same problem.

I get data from a canbus (wind as speed instrument) and want to get it into opencpn. I do not have Magnetic variation or headingTrue in my stream, only speed through water. How can I get the stw into opencpn then?
I would like to use it in the tactics app, which seems to use the nmea0183 stream? At least I do not see any data there when I use a signalK connection only.
AWA and AWS work fine, so do watertemp and depth, all via the nmea converter.

Any tips?

I don't use the SignalK in OpenCPN, opting for the TCP/IP connection to SignalK, as I find it works better for me and I get STW with it. Simply change the connection from SignalK/port 3000 to TCP/port 10110 and you should bet getting all the available NMEA0183 conversions direct from SignalK instead of asking OpenCPN to do them. The only thing I've found that is missing from TCP is engine data, which is available in the SK connection. If I need that data, then I put a second connection to SK/3000 with a lower priority.
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RE: Speed through water and True wind (signal K) - by SCarns - 2022-04-29, 07:59 PM

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