.. troubleshooting documentation master file, created by sphinx-quickstart on Wed Jan  7 13:24:57 2009.
   You can adapt this file completely to your liking, but it should at least
   contain the root `toctree` directive.

Interpreting NMEA messages
=============================

This section shows the NMEA messages used for **accurate heading** on
various ships.  It is useful to be able to inspect the NMEA messages
directly, to see the failure in the QA messages


.. toctree::
   :maxdepth: 2


   Ashtech NMEA messages <ashtech_diagnostics>
   Seapath NMEA messages <seapath_diagnostics>
   POSMV NMEA messages <posmv_diagnostics>
   MAHRS messages <mahrs_diagnostics>