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Seatalk input, MacArthur HAT and rpi5. Options?
#7
(2024-03-21, 06:04 PM)Sailoog Wrote: OK, thanks. This is the background of the problem in case someone can help:

The most important reference is this one where seatalk1 is explained: http://www.thomasknauf.de/seatalk.htm

In part 1 is the explanation of the serial protocol and it is the important one. In part 2 are the datagrams but that is already read by the Signal K server. In part 3 is the electrical part that is already solved by the MacArthur HAT.

Currently we are using pigpio to read serial data at 4800 bauds and 9bit. This is the python script embedded into Signak k: https://github.com/SignalK/signalk-serve...seatalk.js

Basically what we need is to replicate what pigpio does: https://github.com/joan2937/pigpio

Alright I think I have enough info. I will check what I can do.
Van de Stadt - Spirit 28
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RE: Seatalk input, MacArthur HAT and rpi5. Options? - by gpatsiaouras - 2024-03-21, 07:16 PM

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