0183 is serial (RS-422/RS-232). 2000 is CAN. 4.11 makes 0183 behave more like 2000 in terms of data richness, but it is still electrically serial.
Mandates the use of GNSS System IDs when the Talker ID is "GN" to accurately identify satellite systems. National Marine Electronics Association (NMEA) Sentence Structure Every NMEA 0183 message follows a strict format: Elizabethtown College Start Delimiter: Always begins with a character. Address Field: A five-character code (e.g., Nmea 0183 Version 4.11 Pdf-
This version clarified and updated sentences for a wider range of satellite systems, including GPS (USA), GLONASS (Russia), GALILEO (Europe), BDS (China), QZSS (Japan), and NavIC (India). 0183 is serial (RS-422/RS-232)
This article provides a comprehensive deep dive into NMEA 0183 Version 4.11, what makes it different from earlier versions, why you need the official PDF specification, and how to interpret its contents. Mandates the use of GNSS System IDs when
Follows the pattern $TalkerFormatter,field1,field2,...*Checksum .