NMEA 0183 Version 4.11 is a technical standard for marine electronics communication, released in . It defines how devices like GPS, depth sounders, and autopilots share data over a digital serial interface. Key Specifications of Version 4.11 Release Date: November 2018.
Standards - NMEA 0183 - National Marine Electronics Association Nmea 0183 Version 4.11 Pdf-
But v4.11 allows for extended sentences using the II (Integrated Instrumentation) talker ID to send long payloads that would normally exceed the 82-character limit of classic NMEA. NMEA 0183 Version 4
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). Standards - NMEA 0183 - National Marine Electronics
Each sentence begins with $ followed by a talker ID (e.g., GP for GPS) and a three-letter sentence formatter (e.g., GGA for Global Positioning System Fix Data). The standard defines over 200 different sentence types covering everything from depth (DPT) to rate of turn (ROT).