Garmin GPS17 manuale d’uso

GPS 17x HVS TECHNICAL SPECIFICATIONS Garmin International, Inc. 1200 E. 151 st Street Olathe, KS 66062 USA 190-00885-07 , Rev ision A August 2008[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page i © 2008 Garmin Ltd. or its subsidiaries Garmin International, Inc. 1200 East 151 st Street, Olathe, Kansas 66062, U.S.A. Tel. 913/397.8200 or 800/800.1020 Fax 913/397. 8282 Garmin (Eur ope) Ltd. Liberty House, Hounsdown B usiness Park, Southampt on, Ham pshire, SO40 9RB , U. K . Tel.[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page ii TABLE OF CONTENTS 1 Introduction ..............................................................................................................................1 1.1 Cautions..............................................................................................................[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page iii 4.2.9 Geographic Pos ition (GP GLL).................................................................................................... .................... 15 4.2.10 Estimated Error Info rmation (PG RME) .............................................................................[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 1 1 INTRODUCTION 1.1 CAUTIONS CAUTION The GPS system is operated by the governm ent of the United States, which is s o lely responsible for its accuracy an d maintenance. Alth ough the GPS 17x HVS is a pr ecision electron ic NAVigation AID (NA VAID), an y NAVA ID can be misused or misi[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 2 1.2 LIMITED WARRANTY This Garmi n product is warra nted to be free from defects in materi als or workm anship for one year from the date of purchase. Within this period, Garmin will, at its sole optio n, repair or replace any components that fail in normal use. Such repairs or re pla[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 3 1.3 OVERVIEW The GPS 17x HVS is an embedded receiver and an antenna. Based on the proven technology found in other Ga rmin GPS receivers, the GPS 17x HVS trac ks multiple satellites at a time while provid ing fast time-to-first-fix, precise navigation updates once per second, and l o[...]

1.5 GPS 17X SERIES 1.5.1 GPS 17x HVS The GPS 17x HVS interfaces to a RS-232 serial port of a computer via a DB-9 connect or and receives power through a vehicle powe r adapter. The GPS 17x is R S-422 com patible. See the wiring di ag ram s for correct wi ring. The GPS 17x HVS can cause an issue with Microsoft ® Windows ® operatin g systems if the[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 5 1.6.3 GPS Performance 1.6.3.1 Receiver WAAS Enabled ® GPS receiver c ontinuously tracks and uses multiple satellites to com pute and update your position. 1.6.3.2 Acquisition Times • Reacquisition: Less than 2 seconds • Hot: Approx. 1 second (all dat a kn ow n) • Warm: Approx.[...]

2 GPSX 17X HVS WIRI NG AND PINOUTS The GPS 17x HVS interfaces to a seri al port. The unit accepts TIA-232-F (R S-232) level inputs and transm its voltage level s f rom ground 3.3 V, TI A-422 (RS-42 2) polarit y . 2.1 GPS 17X HVS PINOUT GPS 17x HVS Pin # Color Signal Name Wire Gauge 1 White Receive Data A 22 2 Black Ground 22 3 Red VIN 22 4 Orange A[...]

Figure 2. PDA Serial Port Interconnection Figure 3a. GPS 17x NMEA 0183 HVS Wired for Two-Way Communica t ion Exceptions: If your NMEA 0183-compliant de vice has on ly one receiving wi re (Rx), connect it to the gray wire (Tx/ A) from the GPS 17x antenna, and leave the white/re d wi re (Tx/B) fr om the ante nna unco nnected. If your NMEA 0183-compli[...]

Figure 3b. GPS 17x NMEA 0183 HV S Power/D ata Cable 3 MECHANICAL CHARACTERISTICS & MOUNTING The followin g drawing s hows an exam ple for mount ing hardware i n case you wish to design y our own cust om mount. Fig ure 4a shows the dimensi ons of the bot tom of th e GPS 17x H VS. Figure 4. GPS 17x HVS B ottom Case Dimensions 190-00885-07 GPS 17x[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 9 4 GPS 17X HVS SOFTWARE INTERFACE The interface p rotocol design of the GPS 17 x HVS is based on the Nationa l Marine Electr onics Associati on’s NMEA 0183 ASCII inte rface specification. This standard is fully defined in NMEA 0183, Version 2.30 . You can obtain a copy of the latest[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 10 4.1.2 Sensor Initialization Information (PGRMI) The PGRMI sentence provides information used to initialize the GPS sensor’s set position and time used for satellite acquisition. Receipt of this sen ten ce by the GPS sensor causes t he software to restart the satellite acquisition [...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 11 4.1.4 Additional Sensor Configuration Information (PGRMC1) The PGRMC1 sentence provi des additional i nformation u sed to config ure the GPS senso r operation. C onfiguration parameters are stored in non-volatile memory and retained between power cycles. The GPS sensor will echo thi[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 12 4.2 TRANSMITTED NMEA 0183 SENTENCES The subseque nt paragrap hs define the se ntences that can be transmitt ed by the GPS 17x HVS. 4.2.1 Sentence Transmission Rate Sentences are transmitted with respect to the user selected baud rate. The GPS sensor will transm it each sentence (exc[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 13 4.2.2 Transmitted Time The GPS senso r outputs Co ordinated Univ ersal Time (UTC ) date and ti me of day i n the transmi tted sentences. Before the initial position fix, the on-board clock provides the date and time of day. After the initial position fix, the date and time of day ar[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 14 4.2.4 Global Positioning System Fix Data (GPGGA) $GPGGA,<1>, <2>,<3>,<4>, <5>,<6>,<7>,< 8> ,<9>,M,<10>,M,<11>,< 12>*hh<CR><LF> <1> UTC time of position fix, hhmmss format for GPS 17x HVS <2&[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 15 4.2.7 Recommended Minimum Specific GPS/TRANSIT Data (GPRMC) $GPRMC,<1>,< 2>,<3>,<4>,<5>,< 6>,<7>,<8>,< 9>,<10>,<11> ,<12>*hh<CR><LF> <1> UTC time of position fix, hhmmss format for GPS 17x HVS [...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 16 <10> Mode, M = Ma nual, A = Aut omatic <11> Fix type, 0 = no fix, 1 = 2D fix, 2 = 3D fix <12> Speed over groun d, 0 to 1 851 ki l om eters/hour <13> Course over ground, 0 to 359 deg rees, tr ue <14> Position dilution of precision, 0 to 9 (rounded to nea[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 17 The highly accurate one-pulse-per-secon d (PPS) output is provid ed for ap plications requiring precise timin g measurements. After the initial position fix has been calculated, the PPS sign al is generated and continues until th e unit is powe red dow n. The rising edge of the si g[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 18 APPENDIX A: EARTH DATUM LIST The following is a list of the Garmin GPS 17x HVS Earth datum indices and the corresponding earth datum name (including the area of ap pl i cati on): 0 ADINDAN–Ethiopi a, Mali, Se negal, Sudan 9 A USTRALIAN GEODETIC 1984–Austr alia, Tasmania Island 1[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 19 44 KERTAU 1948–West Malaysia, Sing apore 45 L.C. 5 ASTRO–Cayman Brac Island 46 LIBERIA 1964–Lib eria 47 LUZON–Mi ndanao Island 48 LUZON–Phillipp ines (excluding Mindanao Island) 49 MAHE 1971–Mahe Island 50 MARCO ASTR O–Salvage Isla nds 51 MASSAWA–Eritrea (Ethiopia) 5[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 20 83 PROVISIONAL SOUTH AMERICAN 1956– Bo livia, Chile, Colombia, Ecuador, Guyan a, Peru, Venezuela 84 SOUTH AMERICAN 1969–Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Guyana, Paraguay, Peru, Venezuela, Tri nidad and Tobago 85 SOUTH ASIA –Singapore 86 PROVISIONAL SOUTH C[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 21 APPENDIX B: GARMIN BI NARY OUTPUT FORMAT In Binary Output mode, the GPS 17x HVS will transmit p ackets once per second. The record is sen t at a de fau lt baud rate of 9600 bau d, 8 data bits, an d no pa ri t y . To turn this rec ord on, use t he PGRMC1 NM EA sentence as desc ribed [...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 22 Satellite Data Record The satellite data has a record ID of 0x72 with 84 (0x54) d ata bytes. The data bytes contain data for 12 satellites as described belo w. typedef struct { uint8 svid; //space vehicle identification (1–32 and 33–64 for SBAS(WAAS/EGNOS/MSAS) ) uint16 snr; //s[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 23 Position Record The Position Record has a record iden tifier of typedef struct { float alt; float epe; float eph; float epv; int fix; double gps_tow; double lat; double lon; float lon_vel; float lat_vel; float alt_vel; float msl_hght; int leap_sec; long grmn_days; } cpo_pvt_data; al[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 24 DLE and ETX bytes: Sample C code to receive t he two records shoul d filter DLE and ETX bytes as descri bed below: typedef enum { DAT, DLE, ETX } rx_state_type; /* Declare and initialize static variables */ static char in_que[ 256 ]; static int in_que_ptr = 0; static rx_state_type r[...]

190-00885-07 GPS 17x HVS Techn ical Specification s Rev. A Page 25 APPENDIX C: CHANGING THE BAUD RATE IN GARMIN MODE In certain cases, you ma y need to chan ge the de fault baud rate of your Garm in GPS receiver while in Garm in mode. Follow these steps to temporarily change the baud rate. Refer to the Garmin Device Interface Specification found in[...]

APPENDIX D: GPS 17X HVS AND WINDOWS SERIAL MOUSE ISSUE Problem: It is possible for Windows to incorrectly interpre t the NMEA 0183 output of the GP S 17x HVS as the output o f a Microsoft Seri al BallPoi nt Mouse. Whe n that happe ns, Windows loads drivers for the Seri al BallPoint Mouse. This ca uses the curso r to move errat ically about the disp[...]

4. Select the serial port to which the GPS 17x HVS is connected. Select Auto to have t he program automatically determin e th e baud rate, or select Manual to manually select the baud rate of the GPS 17x HVS. Click OK when done. 5. Click the Connect icon , or select Comm > Connect to connect to the GPS 17x HVS. 6. To view t he current p rogrammi[...]

APPENDIX E: SENSOR CONF IGURATION SOFTWARE SNSRXCFG configures the GPS sensors based on user- selected parameters. Some appl ication features include the ability to download GPS sensor con figuration, maintain di fferent configurations in f iles, and perform GPS sensor configuratio ns quickl y with the use of one f unction key. This section provide[...]

File Menu The File Menu allows you t o open, sa ve, and pri nt sensor configurations. The items in the File Menu work like most Windows-ba sed program s. Comm Menu The Comm (Communicat ion) Menu allo ws you to set t he port num ber, baud rate, and t hen connect a nd disconnect from the sens or. Setup : Opens the Comm Setup Window. Sel ect the seria[...]

Get Configurati on From GPS (F8): Retrieves the c urrent programm ing from the sensor. The p rogramming is then displayed in the Main Interface Window. Send Configurati on To GPS (F 9): Sends the changes you have m ade to the pr ogramming t o the sensor. Switch to NMEA M ode (F10): Switches the unit to NMEA Mode. Th e sensor must be in NMEA Mode wh[...]