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teaching:m_r:excersize:nmea_strings
NMEA Strings
GGA - essential fix data which provide 3D location and accuracy data
$GPGGA,123519,4807.038,N,01131.000,E,1,08,0.9,545.4,M,46.9,M,,*47
| GGA | Global Positioning System Fix Data | |
| 123519 | Fix taken at 12:35:19 UTC | |
| 4807.038,N | Latitude 48 deg 07.038' N | |
| 01131.000,E | Longitude 11 deg 31.000' E | |
| 1 | Fix quality | 0 = invalid |
| 1 = GPS fix (SPS) | ||
| 2 = DGPS fix | ||
| 3 = PPS fix | ||
| 4 = Real Time Kinematic | ||
| 5 = Float RTK | ||
| 6 = estimated (dead reckoning) (2.3 feature) | ||
| 7 = Manual input mode | ||
| 8 = Simulation mode | ||
| 08 | Number of satellites being tracked | |
| 0.9 | Horizontal dilution of position | |
| 545.4,M | Altitude, Meters, above mean sea level | |
| 46.9,M | Height of geoid (mean sea level) above WGS84 ellipsoid | |
| (empty field) | time in seconds since last DGPS update | |
| (empty field) | DGPS station ID number | |
| *47 | the checksum data, always begins with * | |
All Strings
| AAM - Waypoint Arrival Alarm |
| ALM - Almanac data |
| APA - Auto Pilot A sentence |
| APB - Auto Pilot B sentence |
| BOD - Bearing Origin to Destination |
| BWC - Bearing using Great Circle route |
| DTM - Datum being used |
| GGA - Fix information |
| GLL - Lat/Lon data |
| GRS - GPS Range Residuals |
| GSA - Overall Satellite data |
| GST - GPS Pseudorange Noise Statistics |
| GSV - Detailed Satellite data |
| MSK - send control for a beacon receiver |
| MSS - Beacon receiver status information |
| RMA - recommended Loran data |
| RMB - recommended navigation data for gps |
| RMC - recommended minimum data for gps |
| RTE - route message |
| TRF - Transit Fix Data |
| STN - Multiple Data ID |
| VBW - dual Ground / Water Spped |
| VTG - Vector track an Speed over the Ground |
| WCV - Waypoint closure velocity (Velocity Made Good) |
| WPL - Waypoint Location information |
| XTC - cross track error |
| XTE - measured cross track error |
| ZTG - Zulu (UTC) time and time to go (to destination) |
| ZDA - Date and Time |
teaching/m_r/excersize/nmea_strings.txt · Last modified: 2021/08/14 04:21 (external edit)
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