2020-05-12, 02:21 AM
The second usb can be nmea0183 for gps, wind, routes, or if other nmea data it will only forward to port 20220 and not use it.
gps can also be binary sirf supported by gpsd. In the video wind sensors are connected. If you want gps and wind a usb hub works.
gps can also be binary sirf supported by gpsd. In the video wind sensors are connected. If you want gps and wind a usb hub works.