Navman LA000267 - Manuals - manualsarea.com

Page 4 - design considerations and provides recommended solutions:; system design overview. This covers the following topics:; Software application information; Hardware application information

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 1.0 Introduction The Navman Jupiter 32 module is a complete GPS receiver designed for surface mount assembly integration. The Jupiter 32 provides a simple, cost effe...

Page 5 - Table 2-1: Jupiter 32 Module pad functions

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 2.1 Electrical connections (SMT pad interface) The round hole on the front label side of the chip locates pad A1. The pads are designated A-F and 1-7. Details of the...

Page 6 - Typical application circuit; Power for receiver and active antenna; able to accommodate instantaneous currents in excess of 200mA.

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. Figure 2-1: Jupiter 32 mechanical layout 2.2 Typical application circuit The schematic in Figure 2-2 (next page) represents a very basic application circuit, with si...

Page 7 - Jupiter 32 Reference Design; Figure 2-2: Basic Jupiter 32 application circuit

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. A1 RF_IN C4 BOOT F4 WAKEUP RXB E6 E5 N_RESET RXA D5 F1 PW R IN A 4 VA N T F2 VB AT T 1PPS E7 TXA D7 N_GPS_FIX D4 TXB F6 Coaxial Connector 50 ohm Microstrip A2 GND B1...

Page 8 - Figure 2-4: Decoupling Capacitor Placement; level shifters are available, such as MAX3232.; PCB design recommendations

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 2.2.3 Decoupling The schematic in Figure 2-2 illustrates a suggested method of decoupling that may be followed. Table 2-2 suggests decoupling values for all signals ...

Page 9 - connections to the module pad and to the ground plane.; Function; provide inferior navigation data.; Figure 2-5: Arrangement of active antenna and application board

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 2.3.3 Decoupling components The recommended values for power and signal decoupling are shown in Table 2-2. The placement of these components must ensure that the low...

Page 10 - design integrating a passive patch antenna.); Design of 50 ohm microstrip antenna connection; the short track lengths associated with this design.; Table 2-3: PCB substrate thicknesses v track width

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. The modules can be used with a passive patch antenna if the connection to the antenna input is very short. It is possible to mount the patch antenna on the same PCB ...

Page 11 - approximately halved for that section only.; must; • have a characteristic impedance of 50 ohm; not; • vias; Antenna system design choices; There are several designs of GPS antennas:

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. Notes: 1. If a multi-layer PCB is used, the thickness is the distance from signal track to nearest ground plane. 2. If the antenna connection is routed under the mod...

Page 12 - low cost; Table 2-4: Passive and active Patch antenna features; for use with the Jupiter receiver.

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. The features of each type of antenna are shown in Table 2-4, comparing an externally mounted active antenna with a passive patch antenna mounted on the same PCB as t...

Page 13 - polarisation; Table 2-5: Recommended antenna characteristics; Antenna DC supply current limit; happen if its cable gets crushed in a car door.

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 0 Characteristic Active antenna Passive antenna polarisation right-hand circular polarised right-hand circular polarised receive frequency L1 1.57542 GHz +/- 1.023 M...

Page 14 - Figure 2-8: Simple current limiter circuit; from Bourns, Vitromon and other manufacturers.; Jupiter adapter printed circuit board

70 mA Antenna supply current limit R 1 10 R C9 100nF GND SUPPLY_INPUT 3-5 VDC 200 mW Q2 BC857B Q1 BC857B GND GND GND C8 100nF C7 18pF R10 1K L3 120R @ 100 MHz ANTENNA _SUPPLY (V_ ANT) LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to chan...

Page 15 - Refer to Table 2-6 for a description of the connector interfaces.; Jupiter function

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. J2 (on bottom side) J1 (not loaded) Figure 2-10: Jupiter 32 adapter board Refer to Table 2-6 for a description of the connector interfaces. Jupiter function J2 (2.54...

Page 16 - Packaging and delivery; CAUTION; MOISTURE SENSITIVE DEVICES

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 3.0 Packaging and delivery Jupiter 32 modules are shipped in Tape and Reel form. The reeled modules are shipped with 250 units per reel. Each reel is ‘dry’ packaged ...

Page 17 - All Dim in mm; Direction of Feed

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. Figure 3-3: Jupiter 32 Packaging 44 44mm 20.00 2.00 4.00 2.0 1.5 1.75 20.20 0.35±0.05 3.2±0.10 17.3±0.10 13.30±0.10 250 per reel All Dim in mm Direction of Feed

Page 18 - Manufacturing process recommendations; LGA greatly exceed typical industry reliability.

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 4.0 Manufacturing process recommendations The Jupiter 32 uses the latest Land Grid Array (LGA) technology. Solder interconnect is formed solely by solder paste appli...

Page 19 - Reflow; Heat; Figure 4-1: Sample Lead and Lead free reflow profile; sufficient resistance to corrosion.

Te m pe ra tu re o C Time Sec 260 300 0 Pre-heat Reflow Cool-down Liquidus Temp. Peak Temp. Pb Solder Pb-free Solder Heat LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. Figure 4-1: Sample Lead and Lead free reflo...

Page 20 - cool down cycles using a vacuum.; 1 Placement and Attachment of the New Component; the reflow profile used for the part removal.; Software application information; Normal mode operation; minimal degradation in navigation performance.

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. on the part. The proper nozzle should also heat the component leads by either hot gas or hot bar. The ideal reflow profile should be the same as the one used for mou...

Page 21 - Acknowledgements; sentence of the form:; Checksums

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 5.2.2 Push-to-Fix mode Unlike TricklePower, the operation in this mode is not cyclic. This mode always forces the GPS software to revert to a continuous sleep mode a...

Page 22 - Errors; where xx is a hexadecimal error code.; Navman proprietary NMEA low power mode messages; The following message sets the receiver to low power mode:; TricklePower duty cycle (parts per; Table 5-1: Low power modes message values; Field; Table 5-2: Low power acquisition input values

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. Errors Errors in message receipt (other than checksum errors) result in the response: $PTTK,ERROR,xx*CS where xx is a hexadecimal error code. Magnetic Variation (Dec...

Page 23 - Save and Retrieve Configuration Data to Flash; Navman NMEA Reference Manual; Logic State; high or floating

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 0 5.5 Save and Retrieve Configuration Data to Flash The current settings of the Jupiter 32 will be stored in Flash memory upon a command from the user. Refer to Appl...

Page 24 - Selectable User Profiles; Power Operating Modes Application Note LA000513; Command; The profiles will be selected by an NMEA command; Custom application software

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 5.6 Selectable User Profiles The purpose of this feature is to provide some typical application profiles which users can select through a simple NMEA message. These ...

Page 25 - Glossary and acronyms; LNA; National Marine Electronics Association

LA000605D © 2007 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice. 6.0 Glossary and acronyms Axial ratio: For an electromagnetic wave having elliptical polarisation, the ratio of the magnitudes of the major axis and the minor axis o...