Boat: S34 Bob Stewart - 1959 Patiki class. Re--built by me & good mate.
Re: Simrad Rfc35R rate compass......
Appears that these are the commands:
NMEA0183 input data:
Calibration start command: $PSTOC<CR><LF>
Heading offset adjust: $PSTOK,,,nnn,<CR><LF>
nnn = offset adjust angle 0 – 360 degree.
Are there others? As in manual variation?