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en:nmea [2023/12/14 20:07] obd_diagnose |
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This standard enables the interoperability of different manufacturer devices and ensures that they can communicate seamlessly with each other. | This standard enables the interoperability of different manufacturer devices and ensures that they can communicate seamlessly with each other. | ||
- | The NMEA 2000 standard supports multi-packet communication of up to 1785 bytes via the ISO 15765-2 (ISO TP) standard. NMEA defines various errors in messages for diagnosis, e.g., status indicators in PGN 127489 (Engine Parameters, Dynamic). | + | The NMEA 2000 standard supports multi-packet communication of up to 1785 bytes via the ISO 15765-2 (ISO TP) standard. NMEA defines various errors in messages for diagnosis |
Byte 1: Engine Instance (8-bit unsigned integer) This byte specifies the particular engine for which these data apply. A single engine has instance 0. For boats with multiple engines, numbering starts at 0 at the bow of the boat and increases towards the stern. Engines equidistant from bow and stern are numbered from port to starboard. | Byte 1: Engine Instance (8-bit unsigned integer) This byte specifies the particular engine for which these data apply. A single engine has instance 0. For boats with multiple engines, numbering starts at 0 at the bow of the boat and increases towards the stern. Engines equidistant from bow and stern are numbered from port to starboard. | ||
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Examples of NMEA-compatible maritime devices: | Examples of NMEA-compatible maritime devices: | ||
- | [[https://veratron.com/pages/marine|NMEA Marine instruments]] | + | [[https://www.nmea.org/|NMEA]] |