Navman Jupiter 32 Integrator'S Manual Download

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Jupiter 32

Miniature 20-channel

GPS receiver module

Integrator’s Manual

Related documents

• Jupiter 32 Product Brief LA000268
• Jupiter 32 Data Sheet LA000267
• Jupiter Development Kit Guide LA000645

• Low Power Operating Modes Application

Note LA000513

• Jupiter 32/30 Saving and retrieving

configuration data to Flash and Selectable

user profiles Application Note LA000266

• Navman NMEA Reference Manual

MN000315

• SiRF Binary Protocol Reference Manual,

MN000314

Summary of Contents for Jupiter 32

Page 1: ...or s Manual Related documents Jupiter 32 Product Brief LA000268 Jupiter 32 Data Sheet LA000267 Jupiter Development Kit Guide LA000645 Low Power Operating Modes Application Note LA000513 Jupiter 32 30...

Page 2: ...kaging and delivery 13 4 0 Manufacturing process recommendations 15 4 1 Solder methods 15 4 1 1 Solder paste type 15 4 1 2 Solder paste mask size 15 4 1 3 Solder paste stencils 15 4 1 4 Reflow profile...

Page 3: ...based on signal state 20 Figures Figure 2 1 Jupiter 32 mechanical layout 3 Figure 2 2 Basic Jupiter 32 application circuit 4 Figure 2 3 Example PCB layout for external active antenna 4 Figure 2 4 Deco...

Page 4: ...ion This section introduces the system interface and provides the following physical specifications a electrical connections SMT pad interface b mounting PCB pad layout dimensions c manufacturing reco...

Page 5: ...option DO NOT CONNECT B7 GPIO1 I O reserved C1 GND P ground C2 TCXO_IN I TCXO input for external TCXO build option DO NOT CONNECT C4 BOOT I active high to download flash firmware C5 LNA _EN O external...

Page 6: ...ricklePower energy control The source impedance of the power supply must be kept sufficiently low The capacitance of the power supply and PCB track width determine the overall source impedance If a pa...

Page 7: ...ANT F2 VBATT 1PPS E7 TXA D7 N_GPS_FIX D4 TXB F6 Coaxial Connector 50 ohm Microstrip A2 GND B1 GND GND A3 GND C1 GND E1 GND E2 TP TP See Section 2 5 1uF 10nF 3 0 3 6V 1 PPS 27 pF 27 pF 27 pF TP TP Batt...

Page 8: ...llow the user to connect to these signals if a firmware upload or new configuration is required These test points can take the form of an unfitted through hole connector Refer to Figure 2 2 2 3 PCB de...

Page 9: ...27pF LNA_EN C5 27pF 1PPS E7 27pF Note represents a parallel connection Table 2 2 Decoupling recommendations 2 3 4 Antenna connection The PCB layout design of the antenna input connection requires the...

Page 10: ...na connection to the antenna input on the module a controlled impedance microstrip with a characteristic impedance of 50 ohms at 1 5GHz must be used The PCB parameters that affect impedance are as fol...

Page 11: ...t not have vias sharp bends components overlaying the track 2 4 Antenna system design choices 2 4 1 Antenna types The role of the antenna is to filter amplify and down convert the incoming GPS signals...

Page 12: ...f the coaxial cable is shorter than 3m it may experience too much gain at the receiver and degrade the performance There are some variations as to how the antenna will receive its power but it is usua...

Page 13: ...if peak performance is required in very weak or obscured conditions 2 4 4 Jupiter module used as a GPS sensor The adapter board reference design shows how a Jupiter 32 GPS receiver module can be used...

Page 14: ...s is MAX4785 The circuit is shown in Figure 2 9 Figure 2 9 External Active Antenna Control and Current Limit circuit Electro resistive fuses can be used to protect the supply over current These are av...

Page 15: ...gure 2 10 Jupiter 32 adapter board Refer to Table 2 6 for a description of the connector interfaces Jupiter function J2 2 54 mm pitch header pin no VANT 1 no connection 2 VBATT 3 VDD 4 N_RESET 5 reser...

Page 16: ...12 months at 40o C and 90 relative humidity RH 2 Peak package body temperature o C If blank see adjacent bar code label 3 After bag is opened devices that will be subject to reflow solder or other hi...

Page 17: ...eserved Proprietary information and specifications subject to change without notice 14 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 1...

Page 18: ...ng point a 0 75 1 paste mask pad size ratio is recommended 4 1 3 Solder paste stencils A 0 125 mm 5 mil thick stencil is recommended with LGA 4 1 4 Reflow profile recommendations An optimal reflow pro...

Page 19: ...ivered on a tape and reel package and sealed in an airtight bag The MSR Moisture Sensitivity Rating is 3 therefore they should be loaded and reflowed within 168 hours 7 days If the modules are in ambi...

Page 20: ...r Once aligned the part should be placed on the site and attached to the board using the reflow profile used for the part removal 5 0 Software application information 5 1 Normal mode operation In norm...

Page 21: ...ructure of the commands Navman has provided additional functionality to the NMEA protocol as detailed in the following sections 5 3 1 Default settings The default protocol is NMEA at a baud rate of 96...

Page 22: ...parts per thousand c TricklePower on time milliseconds Note that Push To Fix does not require fields b and c so they may be left blank Table 5 1 Low power modes message values This message is the NME...

Page 23: ...d in the Navman NMEA Reference Manual MN000315 and the SiRF Binary Protocol Reference Manual These documents describe the structure of the general commands NMEA Store to Flash Memory command To store...

Page 24: ...ower Operating Modes Application Note LA000513 Command The profiles will be selected by an NMEA command PSRF197 n cr lf where n is the profile number 1 Automotive 2 Pedestrian 3 TricklePower 4 Push to...

Page 25: ...of the pins are pads of bare gold plated copper that touch pins on the motherboard LNA Low Noise Amplifier A special type of amplifier used to amplify weak signals captured by an antenna MCX A type of...

Page 26: ...D OR USE OF NAVMAN PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE CONSEQUENTIAL OR INCIDENTAL DAMAGES MERCHANTABILITY OR INFRINGEMENT OF ANY PATENT COPYRIGHT O...

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