사용자 설명서차례1.0 Introduction12.0 Hardware application information12.1 Electrical connections (SMT pad interface)22.2 Typical application circuit32.2.1 Power for receiver and active antenna32.2.2 Grounding32.2.3 Decoupling52.2.4 Serial RS232 data level shifter52.3 PCB design recommendations52.3.1 Choice of PCB stack up52.3.2 Ground plane design52.3.3 Decoupling components62.3.4 Antenna connection62.3.5 Design of 50 ohm microstrip antenna connection72.4 Antenna system design choices82.4.1 Antenna types82.4.2 Active antenna92.4.3 Passive antenna92.4.4 Jupiter module used as a GPS sensor102.4.5 DC supply protection for an active antenna102.5 Jupiter adapter printed circuit board113.0 Packaging and delivery134.0 Manufacturing process recommendations154.1 Solder methods154.1.1 Solder paste type154.1.2 Solder paste mask size154.1.3 Solder paste stencils154.1.4 Reflow profile recommendations154.1.5 Coating164.1.6 Post reflow washing164.1.7 Pre-baking164.1.8 Rework164.1.9 Site Redress and Cleaning174.1.10 Application of Solder Paste174.1.11 Placement and Attachment of the New Component175.0 Software application information175.1 Normal mode operation175.2 Power management175.2.1 Adaptive TricklePower mode175.2.2 Push-to-Fix mode185.3 Serial I/O185.3.1 Default settings185.3.2 NMEA input commands185.4 Navman proprietary NMEA low power mode messages195.4.1 Low power configuration195.4.2 Low power acquisition configuration195.5 Save and Retrieve Configuration Data to Flash205.5.1 Writing to Flash205.5.2 Retrieving from Flash205.5.3 Reverting to default settings205.6 Selectable User Profiles .215.7 GPS fix output215.8 Custom application software216.0 Glossary and acronyms22Figure 2-1: Jupiter 32 mechanical layout3Figure 2-2: Basic Jupiter 32 application circuit4Figure 2-3: Example PCB layout for external active antenna4Figure 2-4: Decoupling Capacitor Placement5Figure 2-5: Arrangement of active antenna and application board6Figure 2-6: Cross section of application board with passive patch antenna7Figure 2-7: PCB microstrip dimensions7Figure 2-8: Simple current limiter circuit11Figure 2-9: External Active Antenna Control and Current Limit circuit11Figure 2-10: Jupiter 32 adapter board12Figure 3-1: Moisture Barrier Bag Label13Figure 3-2: Reel dimensions13Figure 3-3: Jupiter 32 Packaging14Figure 4-1: Sample Lead and Lead free reflow profile16Table 2-1: Jupiter 32 Module pad functions2Table 2-2: Decoupling recommendations6Table 2-3: PCB substrate thicknesses v track width7Table 2-4: Passive and active Patch antenna features9Table 2-5: Recommended antenna characteristics10Table 2-6: Connector configuration12Table 5-1: Low power modes message values19Table 5-2: Low power acquisition input values19Table 5-3: Actions based on signal state20크기: 1.28메가바이트페이지: 26Language: English매뉴얼 열기