National-instruments NI PXIe-6672 Uživatelský manuál

PXI ExpressNI PXIe-6672 User ManualTiming and Synchronization Module for PXI ExpressNI PXIe-6672 User ManualJune 2008372185F-01

Chapter 1 Introduction© National Instruments Corporation 1-3 NI PXIe-6672 User ManualSafety InformationThe following section contains important safety

Chapter 1 IntroductionNI PXIe-6672 User Manual 1-4 ni.comOperate the product at or below the installation category1 marked on the hardware label. Meas

© National Instruments Corporation 2-1 NI PXIe-6672 User Manual2Installing and ConfiguringThis chapter describes how to install the NI PXIe-6672 hardw

Chapter 2 Installing and ConfiguringNI PXIe-6672 User Manual 2-2 ni.comNote The slot number printed on the glyph may vary from chassis to chassis.The

© National Instruments Corporation 3-1 NI PXIe-6672 User Manual3Hardware OverviewThis chapter presents an overview of the hardware functions of the NI

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-2 ni.comFigure 3-1. Functional Overview of the NI PXIe-6672CLOCK andTRIGGERRoutingPCI Interface

Chapter 3 Hardware Overview© National Instruments Corporation 3-3 NI PXIe-6672 User ManualNI PXIe-6672 Front PanelFigure 3-2 shows the connectors and

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-4 ni.comAccess LEDThe Access LED indicates the communication status of the NI PXIe-6672. Refer t

Chapter 3 Hardware Overview© National Instruments Corporation 3-5 NI PXIe-6672 User ManualConnectorsThis section describes the connectors on the front

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-6 ni.comTable 3-3 outlines the function and direction of the signals discussed in detail in the

SupportWorldwide Technical Support and Product Informationni.comNational Instruments Corporate Headquarters11500 North Mopac Expressway Austin, Texas

Chapter 3 Hardware Overview© National Instruments Corporation 3-7 NI PXIe-6672 User ManualThe remainder of this chapter describes how these signals ar

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-8 ni.comof the PXI trigger lines is used as the source for the update, frequency generation will

Chapter 3 Hardware Overview© National Instruments Corporation 3-9 NI PXIe-6672 User Manualclock; this feature must be explicitly enabled in software.

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-10 ni.comFigures 3-3 and 3-4 summarize the routing features of the NI PXIe-6672. The remainder o

Chapter 3 Hardware Overview© National Instruments Corporation 3-11 NI PXIe-6672 User ManualFigure 3-4 provides a more detailed view of the Selection C

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-12 ni.comTable 3-4 summarizes the sources and destinations of the NI PXIe-6672. The destinations

Chapter 3 Hardware Overview© National Instruments Corporation 3-13 NI PXIe-6672 User ManualPFI connectors to the voltage output of software-programmab

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-14 ni.comRefer to the Choosing the Type of Routing section for more information on the synchroni

Chapter 3 Hardware Overview© National Instruments Corporation 3-15 NI PXIe-6672 User ManualRefer to the Choosing the Type of Routing section for more

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-16 ni.comAsynchronous RoutingAsynchronous routing is the most straightforward method of routing

Important InformationWarrantyThe NI PXIe-6672 is warranted against defects in materials and workmanship for a period of one year from the date of shi

Chapter 3 Hardware Overview© National Instruments Corporation 3-17 NI PXIe-6672 User ManualSynchronous RoutingA synchronous routing operation is defin

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-18 ni.comthe second clock cycle. However, by synchronizing the signal, you can eliminate the amb

Chapter 3 Hardware Overview© National Instruments Corporation 3-19 NI PXIe-6672 User Manualdestinations with significantly different propagation delay

Chapter 3 Hardware OverviewNI PXIe-6672 User Manual 3-20 ni.com• If CLKIN is 10 MHz, the NI PXIe-6672 can compensate for distribution delays in the ba

© National Instruments Corporation 4-1 NI PXIe-6672 User Manual4CalibrationThis chapter discusses the calibration of the NI PXIe-6672.Calibration cons

Chapter 4 CalibrationNI PXIe-6672 User Manual 4-2 ni.comDDS Initial PhaseThe phase of the DDS output is adjusted using this constant so that the DDS o

© National Instruments Corporation A-1 NI PXIe-6672 User ManualASpecificationsCLKIN CharacteristicsCLKIN fundamental frequency range1...

Appendix A SpecificationsNI PXIe-6672 User Manual A-2 ni.comJitter added to CLKINWithout PLL...0.5 psrms, 10 Hz to 10

Appendix A Specifications© National Instruments Corporation A-3 NI PXIe-6672 User ManualSquare wave rise/fall time (10 to 90%)Low drive...

Appendix A SpecificationsNI PXIe-6672 User Manual A-4 ni.comOutput CharacteristicsFrequency range ...DC to 105 MHzOu

© National Instruments Corporation v NI PXIe-6672 User ManualContentsAbout This ManualConventions ...

Appendix A Specifications© National Instruments Corporation A-5 NI PXIe-6672 User ManualPXI Trigger CharacteristicsPXI_TRIG <0..7> to PXI_TRIG &

Appendix A SpecificationsNI PXIe-6672 User Manual A-6 ni.comRecommended maximum cable length1PFI/CLKOUT, DC to 10 MHz ...200 mCLKOUT High Gain, 1

Appendix A Specifications© National Instruments Corporation A-7 NI PXIe-6672 User ManualStorage EnvironmentAmbient temperature range...

Appendix A SpecificationsNI PXIe-6672 User Manual A-8 ni.comElectromagnetic CompatibilityThis product is designed to meet the requirements of the foll

Appendix A Specifications© National Instruments Corporation A-9 NI PXIe-6672 User ManualWaste Electrical and Electronic Equipment (WEEE)EU Customers A

© National Instruments Corporation B-1 NI PXIe-6672 User ManualBTechnical Support and Professional ServicesVisit the following sections of the award-w

Appendix B Technical Support and Professional ServicesNI PXIe-6672 User Manual B-2 ni.com• Declaration of Conformity (DoC)—A DoC is our claim of compl

© National Instruments Corporation G-1 NI PXIe-6672 User ManualGlossarySymbol Prefix Valueppico10–12nnano10–9µ micro 10–6m milli 10–3k kilo 103Mmega10

GlossaryNI PXIe-6672 User Manual G-2 ni.comBbackplane An assembly, typically a printed circuit board (PCB), with connectors and signal paths that bus

Glossary© National Instruments Corporation G-3 NI PXIe-6672 User ManualDC direct currentDDS direct digital synthesis—a method of creating a clock with

ContentsNI PXIe-6672 User Manual vi ni.comChoosing the Type of Routing ... 3-15As

GlossaryNI PXIe-6672 User Manual G-4 ni.comLLabVIEW A graphical programming language.LED light-emitting diode—a semiconductor light source.Mmaster The

Glossary© National Instruments Corporation G-5 NI PXIe-6672 User ManualPPCI peripheral component interconnect—a high-performance expansion bus archite

GlossaryNI PXIe-6672 User Manual G-6 ni.comSs secondsskew The actual time difference between two events that would ideally occur simultaneously. Inter

© National Instruments Corporation I-1 NI PXIe-6672 User ManualIndexAAccess LEDcolor explanation (table), 3-4overview, 3-4Active LEDcolor explanation

IndexNI PXIe-6672 User Manual I-2 ni.comdocumentationconventions used in manual, viiNI resources, B-1related documentation, viiidrivers (NI resources)

Index© National Instruments Corporation I-3 NI PXIe-6672 User ManualNNational Instruments support and services, B-1NI PXI-6653, parts locator diagram,

IndexNI PXIe-6672 User Manual I-4 ni.comPXI_Trig/PXI_Star synchronization clockpossible sources, 3-14using the PXI triggers, 3-14Rreflections, recomme

Index© National Instruments Corporation I-5 NI PXIe-6672 User Manualtemperature-compensated oscillator. See TCXOterminating signals with resistors (no

© National Instruments Corporation vii NI PXIe-6672 User ManualAbout This ManualThank you for purchasing the National Instruments NI PXIe-6672 Timing

About This ManualNI PXIe-6672 User Manual viii ni.commonospace Text in this font denotes text or characters that you should enter from the keyboard, s

© National Instruments Corporation 1-1 NI PXIe-6672 User Manual1IntroductionThe NI PXIe-6672 timing and triggering module enables you to pass PXI timi

Chapter 1 IntroductionNI PXIe-6672 User Manual 1-2 ni.comUnpackingThe NI PXIe-6672 is shipped in an antistatic package to prevent electrostatic damage