Garmin GPS 18x Technical Specifications

Garmin GPS 18x Manual

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  • Garmin GPS 18x | Technical Specifications - Page 1
    GPS 18x TECHNICAL SPECIFICATIONS Garmin International, Inc. 1200 E. 151st Street Olathe, KS 66062 USA 190-00879-08, Revision B January 2008
  • Garmin GPS 18x | Technical Specifications - Page 2
    Windows® is a registered trademark of the Microsoft Corporation. Macintosh® is a registered trademark of Apple Inc. Web site address: www.garmin.com RECORD OF REVISIONS Revision A B Revision Date 12/7/07 1/15/08 Description Initial Release Revised and Redrawn ECO # -50283 190-00879-08 GPS 18x
  • Garmin GPS 18x | Technical Specifications - Page 3
    (GPS 18x LVC & GPS 18x-5Hz only 7 2 GPSx 18x LVC & GPS 18x -5Hz Wiring and Pinouts 8 2.1 GPS 18x LVC & GPS 18x -5Hz Pinout...8 2.2 GPS 18x LVC & GPS 18x -5Hz Wiring Diagrams 8 3 Mechanical Characteristics & Mounting 10 4 GPS 18x PC, GPS 18x LVC, & GPS 18x-5Hz Software Interface 12 4.1 Received
  • Garmin GPS 18x | Technical Specifications - Page 4
    C: Changing the Baud Rate in Garmin Mode 28 Appendix D: GPS 18x PC/ LVC/18x-5Hz & Windows Serial Mouse Issue 29 Appendix E: Sensor Configuration Software 31 Downloading the Sensor Configuration Software...31 Selecting a Model ...31 Connecting to the Sensor ...31 File Menu...32 Comm Menu ...32
  • Garmin GPS 18x | Technical Specifications - Page 5
    and the receiver. • Connect the equipment into an outlet that is on a different circuit from the GPS unit. • Consult the dealer or an experienced radio/TV technician for help. This product does not contain any user-serviceable parts. Repairs should only be made by an authorized Garmin service center
  • Garmin GPS 18x | Technical Specifications - Page 6
    Garmin . Garmin makes GARMIN Garmin retains the exclusive right to repair or replace the unit or software service, contact your local Garmin authorized dealer, or call Garmin Product Support at one of the numbers shown below for shipping instructions 44 (0) 870.8501251 Garmin Corporation No. 68
  • Garmin GPS 18x | Technical Specifications - Page 7
    technology found in other Garmin GPS receivers, the GPS 18x tracks multiple satellites at a time while providing fast time-to-first-fix, precise navigation updates (five times per second for the GPS 18x-5Hz, and once per second for the GPS 18x USB, 18x PC, and 18x LVC), and low power consumption
  • Garmin GPS 18x | Technical Specifications - Page 8
    from Garmin. After the drivers are loaded, the device appears to the Windows operating system as a USB-connected device and appears in Device Manager as a Garmin USB Device. 1.5.2 GPS 18x PC The GPS 18x PC interfaces to a serial port of a computer via a DB-9 connector and receives power through a 12
  • Garmin GPS 18x | Technical Specifications - Page 9
    Length • GPS 18x USB: 2 meter • GPS 18x PC: 2 meter • GPS 18x LVC: 5 meter (Garmin Part Number 010-00321-36) • GPS 18x-5Hz: 5 meter 1.6.2 Electrical Characteristics 1.6.2.1 Input Voltage • GPS 18x USB: 4.4-5.5 Vdc • GPS 18x PC: 8-30 Vdc (Automotive supply from cigarette lighter jack) • GPS 18x LVC
  • Garmin GPS 18x | Technical Specifications - Page 10
    well as USB 1.1 full-speed protocol. • GPS 18x PC and LVC: TIA-232-F (RS-232) compatible asynchronous receiver. Default setting is 4800 baud. • GPS 18x-5Hz: TIA-232-F (RS-232) compatible asynchronous receiver. Default setting is 19200 baud. 1.6.4.2 Garmin Interface and Garmin USB Protocol Refer to
  • Garmin GPS 18x | Technical Specifications - Page 11
    GPS 18x PC, GPS 18x LVC, & GPS 18x-5Hz PGRMM, PGRMT, PGRMV, and PGRMB (Garmin proprietary sentences). See section 4.2 Transmitted Received NMEA 0183 Sentences for format descriptions. • Configurable for binary data output. 1.6.4.4 Measurement Pulse Output (GPS 18x LVC & GPS 18x-5Hz only) • GPS 18x LVC
  • Garmin GPS 18x | Technical Specifications - Page 12
    26 Black Ground 28 White Transmit Data 28 Black Ground 26 Green Receive Data 28 Table 1: GPS 18x LVC & GPS 18x-5Hz Wire Pinout 2.2 GPS 18x LVC & GPS 18x -5Hz WIRING DIAGRAMS Figure 1: Computer Serial Port Interconnection 190-00879-08 GPS 18x Technical Specifications Page 8 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 13
    Figure 2. PDA Serial Port Interconnection Figure 3. Basic NMEA Device Interconnection 190-00879-08 GPS 18x Technical Specifications Page 9 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 14
    insert out of the plastic. Figure 6 shows the dimensions of our GPS 18x Flush Mount, part number 010-10453-00. Figure 4a. GPS 18x Bottom Case Dimensions, Under Mold 190-00879-08 UNITS: MILLIMETERS Figure 4b. GPS 18x Bottom Case, Outside of Casing GPS 18x Technical Specifications Page 10 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 15
    UNITS: MILLIMETERS Figure 5. GPS 18x Suction Cup Mount Center Hole Dimensions UNITS: MILLIMETERS Figure 6. GPS 18x Flush Mount Dimensions 190-00879-08 Figure 7. GPS 18x Flush Mount Center Hole Dimensions GPS 18x Technical Specifications Page 11 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 16
    to configure the GPS 18x PC, LVC, and GPS 18x-5Hz to transmit binary data information over their serial interface. See Appendix B: Garmin Binary Output Format for details. The GPS 18x USB does not transmit NMEA sentences: It transmits using the Garmin USB interface. The Garmin USB interface is
  • Garmin GPS 18x | Technical Specifications - Page 17
    and is included only for backwards compatibility) Measurement Pulse Output, 1 = Disabled, 2 = Enabled Measurement Pulse Output pulse length, (n+1)*20 ms For 18 LVC/PC n = 0 through 48 (max. 980 ms) For GPS 18x-5Hz n = 0 through 8 (max. 180 ms) Example: n = 4 corresponds to a 100 ms wide
  • Garmin GPS 18x | Technical Specifications - Page 18
    ) No GPS 18x PC and LVC: GPGGA, GPGSA, GPGSV, GPRMC, and PGRMT. The following sentences are enabled at the factory for the GPS 18x-5Hz Garmin Data Transfer format for the duration of the power cycle. The Garmin mode is required for GPS 18x series product software updates. 190-00879-08 GPS 18x
  • Garmin GPS 18x | Technical Specifications - Page 19
    receive the same default NMEA sentences as the GPS 18x PC and LVC at a rate of once per second. Spanner is available for free on the Garmin web site. To download the software, start at www.garmin.com/oem, select the GPS 18x USB, and then select Updates & Downloads. 190-00879-08 GPS 18x Technical
  • Garmin GPS 18x | Technical Specifications - Page 20
    GPS 18x-5Hz outputs a UTC with a tenths-of-a-second precision: 123456.8, for example. The GPS sensor uses information obtained from the GPS second is 61 seconds long. The GPS sensor would have transmitted this information for the leap second added December 31, 1998 as follows: $GPRMC,235959
  • Garmin GPS 18x | Technical Specifications - Page 21
    > UTC time of position fix, hhmmss format for GPS 18x PC or LVC; hhmmss.s format for GPS 18x-5Hz Latitude, ddmm.mmmm format for GPS 18x PC/LVC; ddmm.mmmmm for GPS 18x-5Hz (leading zeros will be transmitted) Latitude hemisphere, N or S Longitude, dddmm.mmmm format for GPS 18x PC/LVC; dddmm
  • Garmin GPS 18x | Technical Specifications - Page 22
    >,,*hh UTC time of position fix, hhmmss format for GPS 18x PC/LVC; hhmmss.s format for GPS 18x-5Hz Status, A = Valid position, V = NAV receiver warning Latitude, ddmm.mmmm format for GPS 18x PC/LVC; ddmm.mmmmm format for GPS 18x5Hz
  • Garmin GPS 18x | Technical Specifications - Page 23
    GPS week number (0 to 1023) GPS seconds (0 to 604799) UTC date of position fix, ddmmyy format UTC time of position fix, hhmmss format for GPS 18x PC/LVC; hhmmss.s format for GPS 18x-5Hz GPS leap second count Latitude, ddmm.mmmm format for GPS 18x PC/LVC; ddmm.mmmmm
  • Garmin GPS 18x | Technical Specifications - Page 24
    GPS 18x products do not support GPS 18x LVC & 18x-5Hz ONLY) 4.4.1 One-Pulse-Per-Second (PPS) Output (GPS 18x LVC for cable and internal receiver delays and the local time 180 ms as described in $PGRMC section 4.1.2 Sensor Initialization Information (PGRMI), field . 190-00879-08 GPS 18x Technical
  • Garmin GPS 18x | Technical Specifications - Page 25
    the Garmin GPS 18x Earth 12 ASTRO B4 SOROL ATOLL-Tern Island 13 BELLEVUE (IGN)-Efate and Erromango Islands 14 BERMUDA 1957-Bermuda Islands 15 BOGOTA OBSERVATORY-Colombia 16 CAMPO INCHAUSPE-Argentina 17 CANTON ASTRO 1966-Phoenix Islands 18 BASE-Republic of Maldives 31 GEODETIC DATUM 1949-New
  • Garmin GPS 18x | Technical Specifications - Page 26
    Islands 78 QATAR NATIONAL-Qatar 79 QORNOQ-South Greenland 80 REUNION-Mascarene Island 81 ROME 1940-Sardinia Island 82 RT 90-Sweden 190-00879-08 GPS 18x Technical Specifications Page 22 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 27
    -Shan 104 Indonesia 74 105 Austria 106 Potsdam 107 Taiwan-modified Hu-Tzu-Shan 108 GDA-Geocentric Datum of Australia 109 Dutch 190-00879-08 GPS 18x Technical Specifications Page 23 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 28
    turn this record on for the GPS 18x PC, GPS 18x LVC, and GPS 18x-5Hz versions, use the $PGRMC1 NMEA sentence as described in section 4 GPS 18x PC, GPS 18x LVC, & GPS 18x-5Hz Software Interface. Refer to the Garmin Device Interface Specification found in the Garmin Device Interface SDK for details on
  • Garmin GPS 18x | Technical Specifications - Page 29
    : - 0x14 0x00 0x00 0x00 (USB Transport ID, 1 byte unsigned, 4 bytes reserved) - 0x72 0x00 0x00 0x00 (Record ID, 2 bytes unsigned, 4 bytes reserved) - 0x54 0x00 0x00 0x00 (Number of data bytes, 4 bytes unsigned) - 12 cpo_sat_data records 190-00879-08 GPS 18x Technical Specifications Page 25 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 30
    ) Latitude (radians) Longitude (radians) Longitude velocity (meters/second) Latitude velocity (meters/second) Altitude velocity (meters/second) Height (mean sea level) (meters) UTC leap seconds Garmin days (days since December 31, 1989) 190-00879-08 GPS 18x Technical Specifications Page 26 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 31
    DLE and ETX bytes: Sample C code to receive the two records should filter DLE and ETX bytes as described ; } } else if ( rx_state == ETX ) { if ( data == DLE_BYTE ) { rx_state = DLE; } } if ( in_que_ptr > 255 ) { in_que_ptr = 0; } } 190-00879-08 GPS 18x Technical Specifications Page 27 Rev. B
  • Garmin GPS 18x | Technical Specifications - Page 32
    of our Web site: www.garmin.com/support/commProtocol.html. 1. Turn off all requests by transmitting packet: id = IOP_RQST_DATA (0x1C) data = 0 (16-bit unsigned integer ) 2. The GPS unit will respond by sending a packet with id = IOP_ACK_BYTE (0x06) 3. After you receive the above packet, transmit
  • Garmin GPS 18x | Technical Specifications - Page 33
    APPENDIX D: GPS 18x PC/ LVC/18x-5HZ & WINDOWS SERIAL MOUSE ISSUE Problem: It is possible for Windows to incorrectly interpret the NMEA 0183 output of the GPS 18x PC as the output of a Microsoft Serial BallPoint Mouse. When that happens, Windows loads drivers for the Serial BallPoint Mouse. This
  • Garmin GPS 18x | Technical Specifications - Page 34
    the Sensor Configuration Window by pressing the F6 key or selecting Config > Sensor Configuration. 8. Place a check mark in the box next to "Binary Output Data" to change the GPS 18x to Garmin Mode. The unit will keep this change in the programming until you change it again in the software. Note
  • Garmin GPS 18x | Technical Specifications - Page 35
    . To download the software, start at www.garmin.com/oem, select the GPS 18x, and then select Updates and Downloads. The Garmin Sensor Configuration Software is included in the software update download. Selecting a Model After opening the program (snsrcfg.exe), the Set Base Model to... Window appears
  • Garmin GPS 18x | Technical Specifications - Page 36
    Menu work like most Windows-based programs. Comm the Comm Setup Window. Select the serial port to which Window, shown to the right. Many of the fields in this window should be left alone. Please refer to the beginning of this manual Displays the NMEA Sentence Selections Window. If the sentence is
  • Garmin GPS 18x | Technical Specifications - Page 37
    in the Main Interface Window. Send Configuration To GPS (F9): Sends the changes you have made to the programming to the sensor. Switch to NMEA Mode (F10): Switches the unit to NMEA Mode. The sensor must be in NMEA Mode when connected to this software. Switch to Garmin Mode (F11): Switches the
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GPS 18x
TECHNICAL
SPECIFICATIONS
Garmin International, Inc.
1200 E. 151
st
Street
Olathe, KS 66062 USA
190-00879-08, Revision B
January 2008