City of Amesbury Charter PART I Incorporation, Short Title, Powers Section 1-1 Incorporation Continued The inhabitants of the city of Amesbury, Massachusetts, within its territorial limits as now or may. Waterproof Marine Bluetooth Stereo Motorcycle Audio Boat Radio RV Car MP3 Player RZR Golf Cart Audio Receiver UTV Sound System. Package Content: Stereo Unit x 1PCS Install Bracket with screws x 1PCS English Instruction Manual X 1PCS USB extension cable x 1PCS.
Introduction
NMEA 0183 = National Marine Electronics Association protocol 0183
NMEA 0183 is a protocol most commonly used to send information from GPS receivers today.
Physical layer
Usually a RS232 (V.24) serial connection.
Link layer
Usually:
- 1 start bit
- 8 data bits (bit 7 is 0)
- 0 parity bit (none)
- 1 or 2 stop bits
- 4800 baud
Total message is maximum 82 characters, including '$' and CR+LF.
Proprietary Extension Message format
| Byte pos | Length | Value | Description |
|---|---|---|---|
| 0 | 1 | 0x24 '$' | Start character |
| 1 | 1 | 0x50 'P' | Type: Proprietary |
| 2 | 3 | Manufacturer ID | |
| 5 | Message Data |
Talker Message format
| Byte pos | Length | Value | Description |
|---|---|---|---|
| 0 | 1 | 0x24 '$' | Start character |
| 1 | 2 | Talker ID | |
| 3 | 3 | Message Type | |
| 6 | Message Data (comma separated parameters) | ||
| .. | 1 | 0x2a '*' | Separator |
| .. | 2 | Checksum (optional, omit separator above also) | |
| .. | 1 | 0x0d CR | Stop character |
| .. | 1 | 0x0a LF | Stop character |
Query Message format
| Byte pos | Length | Value | Description |
|---|---|---|---|
| 0 | 1 | 0x24 '$' | Start character |
| 1 | 2 | Talker ID (of requester) | |
| 3 | 2 | Talker ID (of listener) | |
| 5 | 1 | 0x4f 'Q' | Message Type |
| 6 | 1 | 0x2c ',' | Separator |
| 7 | Messages Requested Data (comma separated) | ||
| .. | 1 | 0x2a '*' | Separator |
| .. | 2 | Checksum (optional, omit separator above also) | |
| .. | 1 | 0x0d CR | Stop character |
| .. | 1 | 0x0a LF | Stop character |
Talker ID
| Characters | Description |
|---|---|
| AG | Autopilot - General |
| AP | Autopilot - Magnetic |
| CC | Computer - Programmed Calculator (outdated) |
| CD | Communications - Digital Selective Calling (DSC) |
| CM | Computer - Memory Data (outdated) |
| CS | Communications - Satellite |
| CT | Communications - Radio-Telephone (MF/HF) |
| CV | Communications - Radio-Telephone (VHF) |
| CX | Communications - Scanning Receiver |
| DE | DECCA Navigation (outdated) |
| DF | Direction Finder |
| EC | Electronic Chart Display & Information System (ECDIS) |
| EP | Emergency Position Indicating Beacon (EPIRB) |
| ER | Engine Room Monitoring Systems |
| GP | Global Positioning System (GPS) |
| HC | Heading - Magnetic Compass |
| HE | Heading - North Seeking Gyro |
| HN | Heading - Non North Seeking Gyro |
| II | Integrated Instrumentation |
| IN | Integrated Navigation |
| LA | Loran A (outdated) |
| LC | Loran C |
| MP | Microwave Positioning System (outdated) |
| OM | OMEGA Navigation System (outdated) |
| OS | Distress Alarm System (outdated) |
| RA | RADAR and/or ARPA |
| SD | Sounder, Depth |
| SN | Electronic Positioning System, other/general |
| SS | Sounder, Scanning |
| TI | Turn Rate Indicator |
| TR | TRANSIT Navigation System |
| VD | Velocity Sensor, Doppler, other/general |
| DM | Velocity Sensor, Speed Log, Water, Magnetic |
| VW | Velocity Sensor, Speed Log, Water, Mechanical |
| WI | Weather Instruments |
| YC | Transducer - Temperature (outdated) |
| YD | Transducer - Displacement, Angular or Linear (outdated) |
| YF | Transducer - Frequency (outdated) |
| YL | Transducer - Level (outdated) |
| YP | Transducer - Pressure (outdated) |
| YR | Transducer - Flow Rate (outdated) |
| YT | Transducer - Tachometer (outdated) |
| YV | Transducer - Volume (outdated) |
| YX | Transducer |
| ZA | Timekeeper - Atomic Clock |
| ZC | Timekeeper - Chronometer |
| ZQ | Timekeeper - Quartz |
| ZV | Timekeeper - Radio Update, WWV or WWVH |
Message Type
| Characters | Description |
|---|---|
| AAM | Waypoint Arrival Alarm |
| ALM | GPS Almanac Data |
| APA | Autopilot Sentence 'A' |
| APB | Autopilot Sentence 'B' |
| ASD | Autopilot System Data |
| BOD | Bearing - Waypoint to Waypoint |
| BWC | Bearing and Distance to Waypoint - Great Circle |
| BWR | Bearing and Distance to Waypoint - Rhumb Line |
| BWW | Bearing - Waypoint to Waypoint |
| DBK | Depth Below Keel |
| DBS | Depth Below Surface |
| DBT | Depth below transducer |
| DCN | Decca Position |
| DPT | Depth of Water |
| DSC | Digital Selective Calling Information |
| DSE | Extended DSC |
| DSI | DSC Transponder Initiate |
| DSR | DSC Transponder Response |
| DTM | Datum Reference |
| FSI | Frequency Set Information |
| GBS | GPS Satellite Fault Detection |
| GGA | Global Positioning System Fix Data |
| GLC | Geographic Position, Loran-C |
| GLL | Geographic Position - Latitude/Longitude |
| GRS | GPS Range Residuals |
| GSA | GPS DOP and active satellites |
| GST | GPS Pseudorange Noise Statistics |
| GSV | Satellites in view |
| GTD | Geographic Location in Time Differences |
| GXA | TRANSIT Position - Latitude/Longitude |
| HDG | Heading - Deviation & Variation |
| HDM | Heading - Magnetic |
| HDT | Heading - True |
| HFB | Trawl Headrope to Footrope and Bottom |
| HSC | Heading Steering Command |
| ITS | Trawl Door Spread 2 Distance |
| LCD | Loran-C Signal Data |
| MSK | Control for a Beacon Receiver |
| MSS | Beacon Receiver Status |
| MTW | Mean Temperature of Water |
| MWD | Wind Direction & Speed |
| MWV | Wind Speed and Angle |
| OLN | Omega Lane Numbers |
| OSD | Own Ship Data |
| R00 | Waypoints in active route |
| RMA | Recommended Minimum Navigation Information |
| RMB | Recommended Minimum Navigation Information |
| RMC | Recommended Minimum Navigation Information |
| ROT | Rate Of Turn |
| RPM | Revolutions |
| RSA | Rudder Sensor Angle |
| RSD | RADAR System Data |
| RTE | Routes |
| SFI | Scanning Frequency Information |
| STN | Multiple Data ID |
| TDS | Trawl Door Spread Distance |
| TFI | Trawl Filling Indicator |
| TLL | Target Latitude and Longitude |
| TPC | Trawl Position Cartesian Coordinates |
| TPR | Trawl Position Relative Vessel |
| TPT | Trawl Position True |
| TRF | TRANSIT Fix Data |
| TTM | Tracked Target Message |
| VBW | Dual Ground/Water Speed |
| VDR | Set and Drift |
| VHW | Water speed and heading |
| VLW | Distance Traveled through Water |
| VPW | Speed - Measured Parallel to Wind |
| VTG | Track made good and Ground speed |
| VWR | Relative Wind Speed and Angle |
| WCV | Waypoint Closure Velocity |
| WDC | Distance to Waypoint - Great Circle |
| WDR | Distance to Waypoint - Rhumb Line |
| WNC | Distance - Waypoint to Waypoint |
| WPL | Waypoint Location |
| XDR | Cross Track Error - Dead Reckoning |
| XTE | Cross-Track Error, Measured |
| XTR | Cross Track Error - Dead Reckoning |
| ZDA | Time & Date - UTC, day, month, year and local time zone |
| ZDL | Time and Distance to Variable Point |
| ZFO | UTC & Time from origin Waypoint |
| ZTG | UTC & Time to Destination Waypoint |
Manufacturer ID
| Characters | Description |
|---|---|
| 3SN | 3-S Navigation |
| AAR | Asian American Resources |
| ACE | Auto-Comm Engineering Corporation |
| ACR | ACR Electronics, Inc. |
| ACS | Arco Solar, Inc. |
| ACT | Advanced Control Technology |
| ADI | Aditel |
| AGI | Airguide Instrument Company |
| AHA | Autohelm of America |
| AIP | Aiphone Corporation |
| ALD | Alden Electronics, Inc. |
| AMC | Alltek Marine Electronics Corp. |
| AMI | Advanced Marine Instrumentation, Ltd. |
| AMR | AMR Systems |
| AMT | Airmar Technology |
| AND | Andrew Corporation |
| ANS | Antenna Specialists |
| ANX | Analytyx Electronic Systems |
| ANZ | Anschutz of America |
| APC | Apelco |
| APN | American Pioneer, Inc. |
| APW | Automatic Power, Inc. / Pharos Marine |
| APX | Amperex, Inc. |
| AQC | Aqua-Chem, Inc. |
| AQD | Aquadynamics, Inc. |
| AQM | Aqua Meter Instrument Company |
| ARL | Active Research Limited |
| ASH | Ashtech |
| ASP | American Solar Power |
| ATC | Advanced C Technology, Ltd |
| ATE | Aetna Engineering |
| ATM | Atlantic Marketing Company, Inc. |
| ATR | Airtron |
| ATV | Activation, Inc. |
| AVN | Advanced Navigation, Inc. |
| AWA | Awa New Zealand, Limited |
| AXN | Axiom Navigation, Inc. |
| BBG | BBG, Inc. |
| BBL | BBL Industries, Inc. |
| BBR | BBR and Associates |
| BDV | Brisson Development, Inc. |
| BEC | Boat Electric Company |
| BGG | Bodensee Graavitymeter Geosystems GmbH |
| BGS | Barringer Geoservice |
| BGT | Brookes and Gatehouse, Inc. |
| BHE | BH Electronics |
| BHR | Bahr Technologies, Inc. |
| BLB | Bay Laboratories |
| BMC | BMC |
| BME | Bartel Marine Electronics |
| BMT | Bosch Rexroth Ag Marine Technique |
| BNI | Neil Brown Instrument Systems |
| BNS | Bowditch Navigation Systems |
| BRM | Mel Barr Company |
| BRO | Broadgate, Ltd |
| BRY | Byrd Industries |
| BTH | Benthos, Inc. |
| BTK | Baltek Corporation |
| BTS | Boat Sentry, Inc. |
| BVE | Bv Engineering |
| BXA | Bendix-Avalex, Inc. |
| CAI | Cambridge Aero Instruments |
| CAT | Catel |
| CBN | Cybernet Marine Products |
| CCA | Copal Corporation of America |
| CCC | Coastal Communications Company |
| CCL | Coastal Climate Company |
| CCM | Coastal Communications |
| CDC | Cordic Company |
| CEC | Ceco Communications, Inc. |
| CEI | Cambridge Engineering, Inc. |
| CHI | Charles Industries, Ltd. |
| CKM | Cinkel Marine Electronics Industries |
| CMA | Societe Nouvelle D'Equiment du Calvados |
| CMC | Coe Manufacturing Company |
| CME | Cushman Electronics, Inc. |
| CML | Cml Microsystems, PLC |
| CMN | Comnav Marine, Ltd. |
| CMP | C-Map, s.r.l. |
| CMS | Coastal Marine Sales Company |
| CMV | CourseMaster USA, Inc. |
| CNI | Continental Instruments |
| CNS | C.N.S. Systems AB |
| CNV | Coastal Navigator |
| CNX | Cynex Manufactoring Company |
| CPL | Computrol, Inc. |
| CPN | Compunav |
| CPS | Columbus Positioning, Inc. |
| CPT | CPT, Inc. |
| CRE | Crystal Electronics, Limited |
| CRO | The Caro Group |
| CRY | Crystek Crystals Corporation |
| CSI | Communication Systems International, Inc. |
| CSM | Comsat Maritime Services |
| CSR | Csr Stockholm |
| CST | Cast, Inc. |
| CSV | Combined Services |
| CTA | Current Alternatives |
| CTB | Cetec Benmar |
| CTC | Cell-tech Communications |
| CTE | Castle Electronics |
| CTL | C-Tech, Limited |
| CTS | C-Tech Systems |
| CWD | Cubic Western Data |
| CWV | Celwave R.F., Inc. |
| CYZ | cYz, Inc. |
| DAS | Dassault Sercel Navigation-Positioning |
| DBM | Deep Blue Marine |
| DCC | Dolphin Components Corporation |
| DEB | Debeg GmbH |
| DEC | Decca Division, Litton Marine Systems, Bv |
| DFI | Defender Industries, Inc. |
| DGC | Digicourse, Inc. |
| DME | Digital Marine Electronics Corp. |
| DMI | Datamarine International, Inc. |
| DNS | Dornier System GmbH |
| DNT | Del Norte Technology, Inc. |
| DOI | Digital Oaceans Inc. |
| DPS | Danaplus, Inc. |
| DRL | R.L. Drake Company |
| DSC | Dynascan Corporation |
| DTN | Dytechna, Ltd |
| DYN | Dynamote Corporation |
| DYT | Dytek Laboratories, Inc. |
| EAN | Euro Avionics Navigationssysteme Gmbh |
| EBC | Emergency Beacon Corporation |
| ECT | Echotec, Inc. |
| EDO | Edo Corporation Electroacoustics Div. |
| EEV | EEV, Inc. |
| EFC | Efcom Communication Systems |
| EKC | Eastman Kodak |
| ELA | Allied Signal Elac Nautik |
| ELD | Electronic Devices, Inc. |
| ELM | ELMAN s.r.l |
| EMC | Electric Motion Company |
| EMS | Electro Marine Systems, Inc. |
| ENA | Energy Analysts, Inc. |
| ENC | Encron, Inc. |
| EPM | Epsco Marine |
| EPT | Eastprint, Inc. |
| ERC | The Ericsson Corporation |
| ESA | European Space Agency |
| ESC | Electronics Emporium, Division Of Esc Products |
| ESY | E-Systems, Eci Division |
| FDN | Fluiddyne |
| FEC | Furuno Electric Company |
| FHE | Fish Hawk Electronics |
| FJN | Jon Fluke Company |
| FLA | Flarm Technolgy |
| FLO | Floscan Incorporated |
| FMM | First Mate Marine Autopilots |
| FNT | Franklin Net and Twine, Limited |
| FRC | The Fredericks Company |
| FST | Fastrax Oy |
| FTG | T.G. Faria Corporation |
| FUJ | Fujitsu Ten Corporation of America |
| FUR | Furuno USA, Inc. |
| GAM | GRE America, Inc. |
| GCA | Gulf Cellular Associates |
| GEC | Gec Plessey Semiconductors |
| GES | Geostar Corporation |
| GFC | Graphic Controls Corporation |
| GFV | Gfv Marine Ltd. |
| GIS | Galax Integrated Systems |
| GNV | Geonav International |
| GPI | Global Positioning Instrument Corporation |
| GPP | GEO++ GmbH |
| GPR | Global Positioning System Joint Program Office (Rockwell Collins) |
| GRM | Garmin Corporation |
| GSC | Gold Star Company, Limited |
| GTI | Genesis Technology International Ltd |
| GTO | Gro Electronics |
| GVE | Guest Corporation |
| GVT | Great Valley Technology |
| HAI | Hydragraphic Associates, Ltd |
| HAL | HAL Communications Corporation |
| HAR | Harris Corporation |
| HIG | Hy-Gain |
| HIL | Philips Navigation A/S |
| HIT | Hi-Tec |
| HMS | Hyde Marine Systems, Inc. |
| HPK | Hewlett-Packard |
| HRC | Harco Manufacturing Company |
| HRT | Hart Systems, Inc. |
| HTI | Heart Interface, Inc. |
| HUL | Hull Electronics Company |
| HWM | Honeywell Marine Systems |
| IBM | Ibm Microelectronics |
| ICG | Initiative Computing Usa, Inc. Initiative Computing Ag |
| ICO | Icom of America, Inc. |
| IFD | International Fishing Devices |
| IFI | Instruments for Industry |
| IME | Imperial Marine Equipment |
| IMI | International Marine Instruments |
| IMM | ITT MacKay Marine |
| IMP | Impulse Manufacturing, Inc. |
| IMR | Ideal Technologies Inc |
| IMT | International Marketing and Trading, Inc. |
| INM | Inmar Electronic and Sales, Inc. |
| INT | Intech, Inc. |
| IRT | Intera Technologies, Ltd. |
| IST | Innerspace Technology, Inc. |
| ITM | Intermarine Electronics, Inc. |
| ITR | Itera, Limited |
| IWW | Inland Waterways (Germany) |
| JAN | Jan Crystals |
| JAS | Jasco Research Ltd. |
| JFR | Ray Jefferson |
| JMT | Japan Marine Telecommunications |
| JPI | J.P. INSTRUMENTS |
| JRC | Japan Radio Company, Inc. |
| JRI | J-R Industries, Inc. |
| JTC | J-Tech Associates, Inc. |
| JTR | Jotron Radiosearch, Ltd. |
| KBE | KB Electronics, Ltd. |
| KBM | Kennebec Marine Company |
| KEL | Knudsen Engineering, Ltd |
| KHU | Kelvin Hughes Ltd |
| KLA | Klein Associates, Inc. |
| KME | Kyushu Matsushita Electric |
| KMR | King Marine Radio Corporation |
| KNC | Kongsberg Norcontrols |
| KNG | King Radio Corporation |
| KOD | Koden Electronics Company, Ltd. |
| KRP | Krupp International, Inc. |
| KST | Kongsberg Seatex A/S |
| KVH | KVH Company |
| KYI | Kyocera International, Inc. |
| L3A | L3 Communications Recorders Division |
| LAT | Latitude Corporation |
| LCI | Lasercraft Inc. |
| LEC | Lorain Electronics Corporation |
| LIT | Litton Laser Systems |
| LMM | Lamarche Manufacturing Company |
| LRD | Lorad |
| LSE | Littlemore Scientific Engineering |
| LSP | Laser Plot, Inc. |
| LST | Lite Systems Engineering |
| LTF | Littlefuse, Inc. |
| LTI | Laser Technology, Inc. |
| LWR | Lowrance Electronics Corportation |
| MCA | Canadian Marconi Company |
| MCI | Matsushita Communications |
| MCL | Micrologic, Inc. |
| MDL | Medallion Instruments, Inc. |
| MDS | Marine Data Systems |
| MEC | Marine Engine Center, Inc. |
| MEG | Maritec Engineering GmbH |
| MES | Marine Electronics Service, Inc. |
| MEW | Matsushita Electric Works |
| MFR | Modern Products, Ltd |
| MFW | Frank W. Murphy Manufacturing |
| MGN | Magellan Corporation |
| MGS | MG Electronic Sales Corporation |
| MIE | Mieco, Inc. |
| MIM | Marconi International Marine Company |
| MLE | Martha Lake Electronics |
| MLN | Matlin Company |
| MLP | Marlin Products |
| MLT | Miller Technologies |
| MMB | Marsh-McBirney, Inc. |
| MME | Marks Marine Engineering |
| MMP | Metal Marine Pilot, Inc. |
| MMS | Mars Marine Systems |
| MMT | Micro Modular Technologies |
| MNI | Micro-Now Instrument Company |
| MNT | Marine Technology |
| MNX | Marinex |
| MOT | Motorola |
| MPI | Megapulse, Inc. |
| MPN | Memphis Net and Twine Company, Inc. |
| MQS | Marquis Industries, Inc. |
| MRC | Marinecomp, Inc. |
| MRE | Morad Electronics Corporation |
| MRP | Mooring Products of New England |
| MRR | II Morrow, Inc. |
| MRS | Marine Radio Service |
| MSB | Mitsubishi Electric Company, Ltd. |
| MSE | Master Electronics |
| MSF | Microsoft Corporation |
| MSM | Master Mariner, Inc. |
| MST | Mesotech Systems, Ltd. |
| MTA | Marine Technical Associates |
| MTD | Maritel Data Services |
| MTG | Narine Technical Assistance Group |
| MTI | Mobile Telesystems, Inc. |
| MTK | Martech, Inc. |
| MTR | Mitre Corporation, Inc. |
| MTS | Mets, Inc. |
| MUR | Murata Erie North America |
| MVX | Magnavox Advanced Products and Systems Company |
| MXX | Maxxima Marine |
| NAT | Nautech, Limited |
| NAU | Nauticall |
| NAV | Navtec, Incorporated |
| NEF | New England Fishing Gear, Inc. |
| NGS | Navigation Sciences, Inc. |
| NMR | Newmar |
| NOM | Nav-Com, Inc. |
| NOR | Nortech Surveys (Canada) |
| NOV | NovAtel Communications, Ltd. |
| NSM | Northstar Marine |
| NTI | Northstar Technologies, Inc. |
| NTK | Novatech Designs, Ltd. |
| NTS | Navtech Systems |
| NUT | Nautitech Pty, Ltd |
| NVC | Navico |
| NVO | Navionics, s.p.a. |
| NVS | Navstar |
| NWC | Naval Warfare Center |
| OAR | O.A.R. Corporation |
| ODE | Ocean Data Equipment Corporation |
| ODN | Odin Electronics, Inc. |
| OHB | OHB Systems |
| OIN | Ocean instruments, Inc. |
| OKI | Oki Electronic Industry Company |
| OLY | Navstar Limited (Polytechnic Electronics) |
| OMN | Omnetics |
| OMT | Omnitech A/Ss |
| ORB | Orbcomm |
| ORE | Ocean Research |
| OSI | Offshore Systems Intl. |
| OSL | Offshore Systems, Ltd. |
| OTK | Ocean Technology |
| PCE | Pace |
| PCM | pSea Marine Systems |
| PDM | Prodelco Marine Systems |
| PLA | Plath, C. Division of Litton |
| PLI | Pilot Instruments |
| PMI | Pernicka Marine Products |
| PMP | Pacific Marine Products |
| PNL | Points North, Ltd |
| PRK | Perko, Inc. |
| PSM | Pearce-Simpson |
| PST | Pointstar A/S |
| PTC | Petro-Com |
| PTG | P.T.I./Guest |
| PTH | Pathcom, Inc. |
| RAC | Racal Marine, Inc. |
| RAE | RCA Astro-Electronics |
| RAY | Raytheon Marine Company |
| RCA | RCA Service Company |
| RCH | Roach Engineering |
| RCI | Rochester Instruments, Inc. |
| RDC | USCG R&D CENTER |
| RDI | Radar Devices |
| RDM | Ray-Dar Manufacturing Company |
| REC | Ross Engineering Company |
| RFP | Rolfite Products, Inc. |
| RGC | RCS Global Communications, Inc. |
| RGL | Riegl Laser Measurement Systems |
| RGY | Regency Electronics, Inc. |
| RLK | Reelektronika.NL |
| RME | Racal Marine Electronics |
| RMR | RCA Missile and Surface Radar |
| RSL | Ross Laboratories, Inc. |
| RSM | Robertson-Shipmate, USA |
| RTH | PARTHUS |
| RTN | Robertson Tritech Nyaskaien A/S |
| RWI | Rockwell International |
| SAE | Stn Atlas Elektronic GmbH |
| SAI | SAIT, Inc. |
| SAJ | Saj Instrument Ab |
| SAL | Consilium Marine AB |
| SAP | Systems Engineering & Assessment, Ltd |
| SAT | Satloc |
| SBR | Sea-Bird electronics, Inc. |
| SCL | Sokkia Company, Ltd |
| SCO | Simoco Telecommunications Ltd |
| SCR | Signalcrafters, Inc. |
| SEA | SEA, Inc. |
| SEC | Sercel Electronics of Canada |
| SEP | Steel and Engine Products, Inc. |
| SER | Sercel France |
| SFN | Seafarer Navigation International |
| SGC | SGC, Inc. |
| SIG | Signet, Inc. |
| SIM | Simrad,Inc |
| SKA | Skantek Corporation |
| SKP | Skipper Electronics A/S |
| SLI | Starlink, Inc. |
| SME | Shakespeare Marine Electronics |
| SMF | Seattle Marine and Fishing Supply Co. |
| SMI | Sperry Marine, Inc. |
| SML | Simerl Instruments |
| SNP | Science Applications International Corp |
| SNV | Starnav Corporation |
| SNY | Sony Corporation – Mobile Electronics |
| SOM | Sound Marine Electronics, Inc. |
| SON | Sonardyne International Ltd |
| SOV | Sell Overseas America |
| SPL | Spelmar |
| SPT | Sound Powered Telephone |
| SRD | SRD Labs |
| SRF | Sirf Technology, Inc. |
| SRS | Scientific Radio Systems, Inc. |
| SRT | Standard Radio and Telefon AB |
| SSC | Swedish Space Corporation |
| SSE | Seven Star Electronics |
| SSI | Sea Scout Industries |
| SSN | SEPTENTRIO |
| STC | Standard Communications |
| STI | Sea-Temp Instrument Corporation |
| STL | Streamline Technology, Ltd |
| STM | Si-Tex Marine Electronics |
| STO | Stowe Marine Electronics |
| STT | Saab Transpondertech AB |
| SVY | Savoy Electronics |
| SWI | Swoffer Marine Instruments, Inc. |
| TBB | Thompson Brothers Boat Manufacturing Company |
| TCN | Trade Commission of Norway (THE) |
| TDL | Tideland Signal |
| TEL | Plessey Tellumat |
| THR | Thrane and Thrane A/A |
| TLS | Telesystems |
| TMT | Tamtech, Ltd. |
| TNL | Trimble Navigation |
| TOP | Topcon Positioning Systems, Inc. |
| TRC | Tracor, Inc. |
| TRS | Travroute Software |
| TSI | Techsonic Industries, Inc. |
| TTK | Talon Technology Corporation |
| TTS | Transtector Systems |
| TWC | Transworld Communications, Inc. |
| TXI | Texas Instruments, Inc. |
| UBX | U-BLOX AG |
| UEL | Ultra Electronics Ltd |
| UME | Umec |
| UNF | Uniforce Electronics Company |
| UNI | Uniden Corporation of America |
| UNP | Unipas, Inc. |
| VAN | Vanner, Inc. |
| VAR | Varian Eimac Associates |
| VCM | Videocom |
| VEX | Vexillar |
| VIS | Vessel Information Systems, Inc. |
| VMR | Vast Marketing Corporation |
| WAL | Walport USA |
| WBG | Westberg Manufacturing, Inc. |
| WBR | Wesbar Corporation |
| WEC | Westinghouse Electric Corporation |
| WHA | W-H Autopilots |
| WMM | Wait Manufacturing and Marine Sales Company |
| WMR | Wesmar Electronics |
| WNG | Winegard Company |
| WSE | Wilson Electronics Corporation |
| WST | West Electronics Ltd. |
| WTC | Watercom |
| YAS | Yaesu Electronics |
Typical messages
GGA - Global Positioning System Fixed Data
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | UTC Time | 161229.487 | hhmmss.sss | |
| 2 | Latitude | 3723.2475 | ddmm.mmmm (degrees + minutes) | |
| 3 | N/S indicator | N | N=north or S=south | |
| 4 | Longitude | 12158.3416 | dddmm.mmmm (degrees + minutes) | |
| 5 | E/W indicator | W | E=east or W=west | |
| 6 | Position fix indicator | 1 | 0: Fix not available or invalid 1: GPS SPS Mode, fix valid 2: Differential GPS, SPS Mode, fix valid 3: GPS PPS Mode, fix valid 6: Dead Reckoning Mode, fix valid (NMEA 2.3 or higher) | |
| 7 | Satellites used | 07 | Range: 0-12 | |
| 8 | HDOP | 1.0 | Horizontal Dilution of Precision | |
| 9 | MSL altitude | 9.0 | meters | Altitude above mean sea level |
| 10 | Unit | M | M=meters | |
| 11 | Geoid separation | meters | ||
| 12 | Unit | M | M=meters | |
| 13 | Age of diff. corr. | seconds | Or null if DGPS is not used | |
| 14 | Diff. ref. station id | 0000 |
Example: $GPGGA, 161229.487,3723.2475,N,12158.3416,W,1,07,1.0,9.0,M,0000*18
GLL - Geographic Position Latitude/Longitude
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | Latitude | 3723.2475 | ddmm.mmmm | |
| 2 | N/S indicator | N | N=north or S=south | |
| 3 | Longitude | 12158.3416 | dddmm.mmmm | |
| 4 | E/W indicator | W | E=east or W=west | |
| 5 | UTC Time | 161229.487 | hhmmss.sss | |
| 6 | Status | A | A: Data is valid V: Data is not valid | |
| 7 | Mode | A | (NMEA 3.0 or higher) A: Autonomous D: DGPS E: DR |
Example: $GPGLL,3723.2475,N,12158.3416,W,161229.487,A,A*41
GSA - GNSS DOP and Active Satellites
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | Mode 1 | 1: Fix is not available 2: 2D (<4 SV's used) 3: 3D (>3 SV's used) | ||
| 2 | Mode 2 | M: Manual - forced to operate in 2D or 3D mode A: Automatic - allowed to automatically switch 2D/3D | ||
| 3 | Satellite in solution, ch 1 | 07 | Sv on Channel 1 | |
| 4 | Satellite in solution, ch 2 | 02 | Sv on Channel 2 | |
| 5 | Satellite in solution, ch 3 | Sv on Channel 3 | ||
| 6 | Satellite in solution, ch 4 | Sv on Channel 4 | ||
| 7 | Satellite in solution, ch 5 | Sv on Channel 5 | ||
| 8 | Satellite in solution, ch 6 | Sv on Channel 6 | ||
| 9 | Satellite in solution, ch 7 | Sv on Channel 7 | ||
| 10 | Satellite in solution, ch 8 | Sv on Channel 8 | ||
| 11 | Satellite in solution, ch 9 | Sv on Channel 9 | ||
| 12 | Satellite in solution, ch 10 | Sv on Channel 10 | ||
| 13 | Satellite in solution, ch 11 | Sv on Channel 11 | ||
| 14 | Satellite in solution, ch 12 | Sv on Channel 12 | ||
| 15 | PDOP | 1.8 | Position Dilution of Precision | |
| 16 | HDOP | 1.0 | Horizontal Dilution of Precision | |
| 17 | VDOP | 1.5 | Vertical Dilution of Precision |
Example: $GPGSA,A,3,07,02,26,27,09,04,15,1.8,1.0,1.5*33
GSV - GNSS Satellites in View
| Parameter | Name | Example | Unit | Range | Description |
|---|---|---|---|---|---|
| 1 | Number of messages | 1-3 | |||
| 2 | Message number | 1-3 | |||
| 3 | Satellites in view | 07 | |||
| 4 | Channel 1: Satelitte ID | 07 | 1-32 | Range: 1-32 | |
| 5 | Channel 1: Elevation | 79 | degrees | 0-90 | |
| 6 | Channel 1: Azimuth | 048 | degrees | 0-359 | |
| 7 | Channel 1: SNR (C/No) | 42 | dBHz | 0-99 | null when not tracking |
| 8 | Channel 2: Satelitte ID | 07 | 1-32 | Range: 1-32 | |
| 9 | Channel 2: Elevation | 79 | degrees | 0-90 | |
| 10 | Channel 2: Azimuth | 048 | degrees | 0-359 | |
| 11 | Channel 2: SNR (C/No) | 42 | dBHz | 0-99 | null when not tracking |
| 12 | Channel 3: Satelitte ID | 07 | 1-32 | Range: 1-32 | |
| 13 | Channel 3: Elevation | 79 | degrees | 0-90 | |
| 14 | Channel 3: Azimuth | 048 | degrees | 0-359 | |
| 15 | Channel 3: SNR (C/No) | 42 | dBHz | 0-99 | null when not tracking |
| 16 | Channel 4: Satelitte ID | 07 | 1-32 | Range: 1-32 | |
| 17 | Channel 4: Elevation | 79 | degrees | 0-90 | |
| 18 | Channel 4: Azimuth | 048 | degrees | 0-359 | |
| 19 | Channel 4: SNR (C/No) | 42 | dBHz | 0-99 | null when not tracking |
Example: $GPGSV,2,1,07,07,79,048,42,02,51,062,43,26,36,256,42,27,27,138,42*71
$GPGSV2,2,07,09,23,313,42,04,19,159,41,15,12,041,42*41
RMC - Recommended Minimum Specific GNSS Data
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | UTC Time | 161229.487 | hhmmss.sss | |
| 2 | Status | A | A: Data is valid V: Data is not valid | |
| 3 | Latitude | 3723.2475 | ddmm.mmmm | |
| 4 | N/S indicator | N | N=north or S=south | |
| 5 | Longitude | 12158.3416 | dddmm.mmmm | |
| 6 | E/W indicator | W | E=east or W=west | |
| 7 | Speed over ground | 0.13 | knots | |
| 8 | Course over ground | 309.62 | degrees | |
| 9 | Date | 120598 | ddmmyy | |
| 10 | Magnetic variation | degrees | ||
| 11 | Mode | A | degrees | (NMEA 2.3 or higher) A: Autonomous D: DGPS E: DR |
Example: $GPRMC, 161229.487,A,3723.2475,N,12158.3416,W,0.13,309.62,120598,*10
VTG - Course Over Ground and Ground Speed
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | Course over ground | 309.62 | degrees | Measured heading |
| 2 | Reference | T | T=True | |
| 3 | Course | degrees | Measured heading | |
| 4 | Reference | M | M=Magnetic | |
| 5 | Speed | 0.13 | knots | Measured horizontal speed |
| 6 | Units | N | N=knots | |
| 7 | Speed | 0.2 | km/h | Measured horizontal speed |
| 8 | Units | K | K=km/h | |
| 9 | Mode | A | degrees | (NMEA 2.3 or higher) A: Autonomous D: DGPS E: DR |
Example: $GPVTG, 309.62, T,M,0.13,N,0.2,K*6E
MSS - MSK Receiver Signal
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | Signal strength | 55 | dB | |
| 2 | Signal-to-Noise ratio | 27 | dB | |
| 3 | Beacon frequency | 318.0 | kHz | Currently tracked frequency |
| 4 | Beacon bit rate | 100 | bps | |
| 5 | Channel number | 1 | The channel of the beacon being used if a multi-channel beacon receiver is used. (NMEA 2.3 or higher) |
Example: $GPMSS,55,27,318.0,100,1,*57
ZDA - SiRF Timing Message
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | UTC Time | 181813 | ||
| 2 | Day | 14 | days | Range: 01-31 |
| 3 | Month | 10 | months | Range: 01-12 |
| 4 | Year | 2003 | years | Range: 1980-2079? |
| 5 | Local zone hour | 00 | Offset from UTC | |
| 6 | Local zone minutes | 00 | Offset from UTC |
Example:
RMB - Recommended Minimum Navigation Information
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | Status | A | A: Data is valid V: Data is not valid | |
| 2 | Crosstrack error | 161229.487 | nautical miles | |
| 3 | Direction to steer | L: Left R: Right | ||
| 4 | Origin waypoint id | |||
| 5 | Destination waypoint id | |||
| 6 | Latitude | 3723.2475 | ddmm.mmmm (For destination waypoint) | |
| 7 | N/S indicator | N | N=north or S=south | |
| 8 | Longitude | 12158.3416 | dddmm.mmmm (For destination waypoint) | |
| 9 | E/W indicator | W | E=east or W=west | |
| 10 | Range to destination | 0.13 | nautical miles | |
| 11 | Bearing to destination | 309.62 | degrees | |
| 12 | Destination closing velocity | 2.2 | knots | ddmmyy |
| 13 | Arrival status | degrees | A: Entered or perpendicular passed |
Example:
RMA - Navigation data from present position
Maxxima Marine Speakers
| Parameter | Name | Example | Unit | Description |
|---|---|---|---|---|
| 1 | Status | A | A: Data is valid V: Data is not valid | |
| 2 | Latitude | 3723.2475 | ddmm.mmmm | |
| 3 | N/S indicator | N | N=north or S=south | |
| 4 | Longitude | 12158.3416 | dddmm.mmmm | |
| 5 | E/W indicator | W | E=east or W=west | |
| 6 | not used | |||
| 7 | not used | |||
| 8 | Speed over ground | 0.13 | knots | |
| 9 | Course over ground | 309.62 | degrees | |
| 10 | Variation | degrees | ||
| 11 | Direction of variation | E | E: East W: West |
Example:
SerialMon support
Maxxima Marine Radio Manual
- Framing.
- Decoding of RMC messages.
- Tracking of sent message types.