190-00228-08 GPS 16x Technical Specifications Rev. CPage iii4.2.10 Estimated Error Information (PGRME) .............................................................................................................. 184.2.11 GPS Fix Data Sentence (PGRMF) ...................................................................................................................... 184.2.12 Programmable Device ID (PGRMID) ................................................................................................................. 184.2.13 Map Datum (PGRMM) ....................................................................................................................................... 184.2.14 Sensor Status Information (PGRMT) .................................................................................................................. 184.2.15 3D Velocity Information (PGRMV) ................................................................................................................... 194.2.16 DGPS Beacon Information (PGRMB) ................................................................................................................ 194.3 Baud Rate Selection ...................................................................................................................................... 194.4 One-Pulse-Per-Second (PPS) Output ............................................................................................................ 194.5 Received RTCM Data ................................................................................................................................... 19Appendix A: Earth Datums ........................................................................................................20Appendix B: Garmin Binary Output Format ...........................................................................23Position Record ............................................................................................................................................................... 23Satellite Data Record ...................................................................................................................................................... 24Sample C Code ............................................................................................................................................................... 25Appendix C: Ephemeris Data download (Programming Example) .......................................26Synopsis .......................................................................................................................................................................... 26Garmin Binary Format Review ....................................................................................................................................... 26Ephemeris Download Procedure ..................................................................................................................................... 27TX Packet: Ephemeris Data Request ...................................................................................................................... 27RX Packet: Acknowledgement ............................................................................................................................... 27RX Packet: Number of Data Packets to Expect....................................................................................................... 27TX Packet: Acknowledgement................................................................................................................................ 27RX Packet: Ephemeris Data .................................................................................................................................... 28TX Packet: Download Complete............................................................................................................................. 30Appendix D: Sensor Configuration Software ...........................................................................31Downloading the Sensor Configuration Software ........................................................................................................... 31Selecting a Model ........................................................................................................................................................... 31Connecting to the Sensor ................................................................................................................................................ 31Menus 32File Menu ........................................................................................................................................................................ 32Comm Menu ................................................................................................................................................................... 32Config Menu ................................................................................................................................................................... 32View Menu ....................................................................................................................................................................... 1Help Menu ........................................................................................................................................................................ 1LIST OF TABLES AND FIGURESTable 1: GPS 16x Wire Pinout ......................................................................................................................................7Figure 1: Computer Serial Port Interconnection ............................................................................................................8Figure 2: PDA Serial Port Interconnection ....................................................................................................................8Figure 3: Basic NMEA Device Interconnection ............................................................................................................8Figure 4: GPS 16x Flush Mount Dimensions ................................................................................................................9Figure 5: Optional GPS 16x Magnetic Mount ............................................................................................................. 10Table 2: NMEA 0183 Output Sentence Order and Size .............................................................................................. 15Table 3: Characters per Second for Available Baud Rates .......................................................................................... 15