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GPS 18 Technical Specifications (190-00307-00) Rev. D
Page iii
4.2.9 Geographic Position (GLL)..............................................................................................................18
4.2.10 Estimated Error Information (PGRME) ...........................................................................................19
4.2.11 GPS Fix Data Sentence (PGRMF) ...................................................................................................19
4.2.12 Sensor Status Information (PGRMT)...............................................................................................19
4.2.13 3D Velocity Information (PGRMV).................................................................................................19
4.2.14 DGPS Beacon Information (PGRMB) .............................................................................................20
4.3 Baud Rate Selection........................................................................................................................20
4.4 Measurement Pulse Output (GPS 18 LVC & 18-5Hz only) ...........................................................20
4.4.1 One-Pulse-Per-Second (PPS) Output (GPS 18 LVC Only)..............................................................20
4.4.2 Five-Pulse-Per-Second Output (GPS 18-5Hz Only).........................................................................20
Appendix A: Earth Datum List ......................................................................................21
Appendix B: Binary Phase Output Format...................................................................24
Appendix C: Changing the Baud Rate in Garmin Mode.............................................29
Appendix D: GPS 18 PC/ LVC/18-5Hz & Windows Serial Mouse Issue ...................30
Appendix E: Sensor Configuration Software................................................................32
Downloading the Sensor Configuration Software............................................................................................32
Selecting a Model.............................................................................................................................................32
Connecting to the Sensor .................................................................................................................................32
File Menu.........................................................................................................................................................33
Comm Menu ....................................................................................................................................................33
Config Menu....................................................................................................................................................33
View Menu ......................................................................................................................................................34
Help Menu .......................................................................................................................................................34
LIST OF TABLES AND FIGURES
Table 1: GPS 18 LVC & GPS 18-5Hz Wire Pinout....................................................................................... 8
Figure 1: Computer Serial Port Interconnection............................................................................................. 8
Figure 2. PDA Serial Port Interconnection..................................................................................................... 9
Figure 3. Basic NMEA Device Interconnection............................................................................................. 9
Figure 4a. GPS 18 Bottom Case Dimensions, Under Mold ......................................................................... 10
Figure 4b. GPS 18 Bottom Case, Outside of Casing.................................................................................... 10
Figure 5. GPS 18 Suction Cup Mount Center Hole Dimensions.................................................................. 11
Figure 6. GPS 18 Flush Mount Dimensions................................................................................................. 11
Figure 7. GPS 18 Flush Mount Center Hole Dimensions.............................................................................11
Table 2: NMEA 0183 Output Sentence Order and Size...............................................................................15
Table 3: Characters per Second for Available Baud Rates........................................................................... 15