Sentences for whatever purpose they see fit. Permits hardware manufactures to define their own proprietary Letter sequence that defines the sentence contents. (For gps receivers the prefix is GP.) which is followed by a three Letter prefix that defines the device that uses that sentence type. There is also the ability to define proprietary sentences for use by There are standard sentences for each device category and Sentence that is totally self contained and independent from other The idea of NMEA is to send a line of data called a The complete PVT (position, velocity, time) solution computed by the Understand and expect data to be in NMEA format. Most computer programs that provide real time position information GPS receiver communication is defined within this specification. Anyone attempting to design anything to this standard The information on this site comes from this standard and I do not Of this standard is available for purchase at their web site. Information to computers and to other marine equipment. The standard permits marine electronics to send That defines the interface between various pieces of marine electronicĮquipment. The National Marine Electronics Association ( NMEA) has developed a specification For official data please contact theīottom of this article for the sources of this data. This site is for historical information and is not intended toīe used for any official purpose. NMEA at the time I wrote this is 3.01 which is not described I have been told by the NMEAįolks that my information is old and out of date. This site is based on personal research and is believed to beĪccurate but there is no guarantee that any of the information isĬorrect or suitable for any purpose.
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