Wireshark · Display Filter Reference: NMEA 0183 protocol

Field name	Description	Type	Versions
nmea0183.checksum	Checksum	Character string	4.4.0 to 4.4.2
nmea0183.checksum_calculated	Calculated checksum	Unsigned integer (8 bits)	4.4.0 to 4.4.2
nmea0183.checksum_incorrect	Incorrect checksum	Label	4.4.0 to 4.4.2
nmea0183.dpt_depth	Water depth	Character string	4.4.0 to 4.4.2
nmea0183.dpt_max_range	Maximum range	Character string	4.4.0 to 4.4.2
nmea0183.dpt_offset	Offset	Character string	4.4.0 to 4.4.2
nmea0183.field_latitude_too_short	Field containing latitude is too short. Field should be at least 4 characters	Label	4.4.0 to 4.4.2
nmea0183.field_longitude_too_short	Field containing longitude is too short. Field should be at least 5 characters	Label	4.4.0 to 4.4.2
nmea0183.field_missing	Field expected, but not found	Label	4.4.0 to 4.4.2
nmea0183.field_time_too_short	Field containing time is too short. Field should be at least 6 characters	Label	4.4.0 to 4.4.2
nmea0183.gga_age_dgps	Age of differential GPS	Character string	4.4.0 to 4.4.2
nmea0183.gga_altitude	Altitude	Character string	4.4.0 to 4.4.2
nmea0183.gga_altitude_unit	Altitude unit	Character string	4.4.0 to 4.4.2
nmea0183.gga_altitude_unit_incorrect	Incorrect altitude unit (should be 'M')	Label	4.4.0 to 4.4.2
nmea0183.gga_dgps_station	Differential GPS station id	Character string	4.4.0 to 4.4.2
nmea0183.gga_geoidal_separation	Geoidal separation	Character string	4.4.0 to 4.4.2
nmea0183.gga_geoidal_separation_unit	Geoidal separation unit	Character string	4.4.0 to 4.4.2
nmea0183.gga_geoidal_separation_unit_incorrect	Incorrect geoidal separation unit (should be 'M')	Label	4.4.0 to 4.4.2
nmea0183.gga_horizontal_dilution	Horizontal Dilution	Character string	4.4.0 to 4.4.2
nmea0183.gga_latitude	Latitude	Label	4.4.0 to 4.4.2
nmea0183.gga_latitude_degree	Degree	Character string	4.4.0 to 4.4.2
nmea0183.gga_latitude_direction	Direction	Character string	4.4.0 to 4.4.2
nmea0183.gga_latitude_minute	Minute	Character string	4.4.0 to 4.4.2
nmea0183.gga_longitude	Longitude	Label	4.4.0 to 4.4.2
nmea0183.gga_longitude_degree	Degree	Character string	4.4.0 to 4.4.2
nmea0183.gga_longitude_direction	Direction	Character string	4.4.0 to 4.4.2
nmea0183.gga_longitude_minute	Minute	Character string	4.4.0 to 4.4.2
nmea0183.gga_number_satellites	Number of satellites	Character string	4.4.0 to 4.4.2
nmea0183.gga_quality	Quality indicator	Character string	4.4.0 to 4.4.2
nmea0183.gga_time	UTC Time of position	Label	4.4.0 to 4.4.2
nmea0183.gga_time_hour	Hour	Character string	4.4.0 to 4.4.2
nmea0183.gga_time_minute	Minute	Character string	4.4.0 to 4.4.2
nmea0183.gga_time_second	Second	Character string	4.4.0 to 4.4.2
nmea0183.gll_latitude	Latitude	Label	4.4.0 to 4.4.2
nmea0183.gll_latitude_degree	Degree	Character string	4.4.0 to 4.4.2
nmea0183.gll_latitude_direction	Direction	Character string	4.4.0 to 4.4.2
nmea0183.gll_latitude_minute	Minute	Character string	4.4.0 to 4.4.2
nmea0183.gll_longitude	Longitude	Label	4.4.0 to 4.4.2
nmea0183.gll_longitude_degree	Degree	Character string	4.4.0 to 4.4.2
nmea0183.gll_longitude_direction	Direction	Character string	4.4.0 to 4.4.2
nmea0183.gll_longitude_minute	Minute	Character string	4.4.0 to 4.4.2
nmea0183.gll_mode	FAA mode	Character string	4.4.0 to 4.4.2
nmea0183.gll_status	Status	Character string	4.4.0 to 4.4.2
nmea0183.gll_time	UTC Time of position	Label	4.4.0 to 4.4.2
nmea0183.gll_time_hour	Hour	Character string	4.4.0 to 4.4.2
nmea0183.gll_time_minute	Minute	Character string	4.4.0 to 4.4.2
nmea0183.gll_time_second	Second	Character string	4.4.0 to 4.4.2
nmea0183.hdt_heading	True heading	Character string	4.4.0 to 4.4.2
nmea0183.hdt_unit	Heading unit	Character string	4.4.0 to 4.4.2
nmea0183.hdt_unit_incorrect	Incorrect heading unit (should be 'T')	Label	4.4.0 to 4.4.2
nmea0183.invalid_end_of_line	Sentence should end with	Label	4.4.0 to 4.4.2
nmea0183.invalid_first_character	First character should be '$'	Label	4.4.0 to 4.4.2
nmea0183.missing_checksum_character	Missing begin of checksum character '*'	Label	4.4.0 to 4.4.2
nmea0183.rot_rate_of_turn	Rate of turn	Character string	4.4.0 to 4.4.2
nmea0183.rot_valid	Validity	Character string	4.4.0 to 4.4.2
nmea0183.sentence	Sentence ID	Character string	4.4.0 to 4.4.2
nmea0183.sentence_too_long	Sentence is too long. Maximum is 82 bytes including $ and	Label	4.4.0 to 4.4.2
nmea0183.talker	Talker ID	Character string	4.4.0 to 4.4.2
nmea0183.unknown_field	Field	Character string	4.4.0 to 4.4.2
nmea0183.vhw_magnetic_heading	Magnetic heading	Character string	4.4.0 to 4.4.2
nmea0183.vhw_magnetic_heading_unit	Heading unit	Character string	4.4.0 to 4.4.2
nmea0183.vhw_magnetic_heading_unit_incorrect	Incorrect heading unit (should be 'M')	Label	4.4.0 to 4.4.2
nmea0183.vhw_true_heading	True heading	Character string	4.4.0 to 4.4.2
nmea0183.vhw_true_heading_unit	Heading unit	Character string	4.4.0 to 4.4.2
nmea0183.vhw_true_heading_unit_incorrect	Incorrect heading unit (should be 'T')	Label	4.4.0 to 4.4.2
nmea0183.vhw_water_speed_kilometer	Water speed	Character string	4.4.0 to 4.4.2
nmea0183.vhw_water_speed_kilometer_unit	Speed unit	Character string	4.4.0 to 4.4.2
nmea0183.vhw_water_speed_kilometer_unit_incorrect	Incorrect speed unit (should be 'K')	Label	4.4.0 to 4.4.2
nmea0183.vhw_water_speed_knot	Water speed	Character string	4.4.0 to 4.4.2
nmea0183.vhw_water_speed_knot_unit	Speed unit	Character string	4.4.0 to 4.4.2
nmea0183.vhw_water_speed_knot_unit_incorrect	Incorrect speed unit (should be 'N')	Label	4.4.0 to 4.4.2
nmea0183.zda_date_day	Day	Character string	4.4.0 to 4.4.2
nmea0183.zda_date_month	Month	Character string	4.4.0 to 4.4.2
nmea0183.zda_date_year	Year	Character string	4.4.0 to 4.4.2
nmea0183.zda_local_zone_hour	Local zone hour	Character string	4.4.0 to 4.4.2
nmea0183.zda_local_zone_minute	Local zone minute	Character string	4.4.0 to 4.4.2
nmea0183.zda_time	UTC Time	Label	4.4.0 to 4.4.2
nmea0183.zda_time_hour	Hour	Character string	4.4.0 to 4.4.2
nmea0183.zda_time_minute	Minute	Character string	4.4.0 to 4.4.2
nmea0183.zda_time_second	Second	Character string	4.4.0 to 4.4.2