National-instruments PCI-1200 Manual do Utilizador

DAQPCI-1200 User ManualMultifunctional I/O Board for PCI Bus ComputersPCI-1200 User ManualJuly 1998 EditionPart Number 320942C-01

About This Manual© National Instruments Corporation xi PCI-1200 User ManualNational Instruments DocumentationThe PCI-1200 User Manual is one piece of

IndexPCI-1200 User Manual I-8 © National Instruments Corporationgeneral-purpose timing signal connectionsevent-counting, 3-23with external switch gati

About This ManualPCI-1200 User Manual xii © National Instruments CorporationRelated DocumentationThe following National Instruments document contains

© National Instruments Corporation 1-1 PCI-1200 User Manual1IntroductionThis chapter describes the PCI-1200, lists what you need to get started, softw

Chapter 1 IntroductionPCI-1200 User Manual 1-2 © National Instruments Corporation– NI-DAQ for Macintosh– NI-DAQ for PC compatibles– VirtualBench❑Your

Chapter 1 Introduction© National Instruments Corporation 1-3 PCI-1200 User ManualLabVIEW. The LabVIEW Data Acquisition VI Library is functionally equi

Chapter 1 IntroductionPCI-1200 User Manual 1-4 © National Instruments Corporationminimal modifications to your code. Whether you are using conventiona

Chapter 1 Introduction© National Instruments Corporation 1-5 PCI-1200 User ManualOptional EquipmentNational Instruments offers a variety of products t

Chapter 1 IntroductionPCI-1200 User Manual 1-6 © National Instruments CorporationThe mating connector for the PCI-1200 is a 50-position, polarized, ri

© National Instruments Corporation 2-1 PCI-1200 User Manual2Installation and ConfigurationThis chapter describes how to install and configure your PCI

Chapter 2 Installation and ConfigurationPCI-1200 User Manual 2-2 © National Instruments CorporationBoard ConfigurationThe PCI-1200 is completely softw

Internet SupportE-mail: [email protected] Site: ftp.natinst.comWeb Address: http://www.natinst.comBulletin Board SupportBBS United States: 512 79

Chapter 2 Installation and Configuration© National Instruments Corporation 2-3 PCI-1200 User ManualAnalog Output PolarityThe PCI-1200 has two channels

Chapter 2 Installation and ConfigurationPCI-1200 User Manual 2-4 © National Instruments CorporationWhile reading the following paragraphs, you may fin

Chapter 2 Installation and Configuration© National Instruments Corporation 2-5 PCI-1200 User ManualConsiderations for using the NRSE configuration are

© National Instruments Corporation 3-1 PCI-1200 User Manual3Signal ConnectionsThis chapter describes how to make input and output signal connections t

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-2 © National Instruments CorporationFigure 3-1. PCI-1200 I/O Connector Pin AssignmentsSignal Conne

Chapter 3 Signal Connections© National Instruments Corporation 3-3 PCI-1200 User ManualTable 3-1. Signal Descriptions for PCI-1200 I/O Connector Pins

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-4 © National Instruments CorporationThe connector pins are grouped into analog input signal pins, a

Chapter 3 Signal Connections© National Instruments Corporation 3-5 PCI-1200 User ManualAnalog Input Signal ConnectionsPins 1 through 8 are analog inpu

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-6 © National Instruments CorporationHow you connect analog input signals to the PCI-1200 depends on

Chapter 3 Signal Connections© National Instruments Corporation 3-7 PCI-1200 User Manualgrounded source, you must use a nonreferenced input connection

Important InformationWarrantyThe PCI-1200 is warranted against defects in materials and workmanship for a period of one year from the date of shipmen

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-8 © National Instruments Corporationand ground-referenced signal sources. Table 3-4 summarizes the

Chapter 3 Signal Connections© National Instruments Corporation 3-9 PCI-1200 User ManualDifferential Connection Considerations (DIFF Configuration)Diff

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-10 © National Instruments CorporationDifferential Connections for Grounded Signal SourcesFigure 3-3

Chapter 3 Signal Connections© National Instruments Corporation 3-11 PCI-1200 User ManualDifferential Connections for Floating Signal SourcesFigure 3-4

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-12 © National Instruments Corporationresulting in uncontrollable drift and possible saturation in t

Chapter 3 Signal Connections© National Instruments Corporation 3-13 PCI-1200 User ManualSingle-Ended Connections for Floating Signal Sources (RSE Conf

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-14 © National Instruments CorporationRSE configuration, this difference in ground potentials appear

Chapter 3 Signal Connections© National Instruments Corporation 3-15 PCI-1200 User ManualThe common-mode input range for the PCI-1200 depends on the si

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-16 © National Instruments CorporationFigure 3-7 shows how to make analog output signal connections.

Chapter 3 Signal Connections© National Instruments Corporation 3-17 PCI-1200 User ManualLogical Inputs and Outputs• Absolute max voltage rating –0.5 t

© National Instruments Corporation v PCI-1200 User ManualContentsAbout This ManualOrganization of This Manual...

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-18 © National Instruments CorporationFigure 3-8. Digital output applications include sending TTL si

Chapter 3 Signal Connections© National Instruments Corporation 3-19 PCI-1200 User Manualtiming, and the other, 82C53(B), is available for general use.

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-20 © National Instruments Corporationof EXTCONV*. Further transitions on the EXTTRIG line have no e

Chapter 3 Signal Connections© National Instruments Corporation 3-21 PCI-1200 User ManualFigure 3-11. Pretrigger DAQ TimingFor interval scanning data

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-22 © National Instruments CorporationFigure 3-12. Interval-Scanning Signal TimingYou use the final

Chapter 3 Signal Connections© National Instruments Corporation 3-23 PCI-1200 User ManualFigure 3-13. EXTUPDATE* Signal Timing for Updating DAC Output

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-24 © National Instruments CorporationFigure 3-14. Event-Counting Application with External Switch

Chapter 3 Signal Connections© National Instruments Corporation 3-25 PCI-1200 User Manualgenerate the gate signal in this application. If you use a sec

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-26 © National Instruments Corporation• 82C53 digital output specifications (referenced to DGND):– V

Chapter 3 Signal Connections© National Instruments Corporation 3-27 PCI-1200 User ManualTiming SpecificationsUse the handshaking lines STB* and IBF to

ContentsPCI-1200 User Manual vi © National Instruments CorporationTypes of Signal Sources ...

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-28 © National Instruments CorporationMode 1 Input TimingThe timing specifications for an input tran

Chapter 3 Signal Connections© National Instruments Corporation 3-29 PCI-1200 User ManualMode 1 Output TimingThe timing specifications for an output tr

Chapter 3 Signal ConnectionsPCI-1200 User Manual 3-30 © National Instruments CorporationMode 2 Bidirectional TimingThe timing specifications for bidir

© National Instruments Corporation 4-1 PCI-1200 User Manual4Theory of OperationThis chapter explains the operation of each functional unit of the PCI-

Chapter 4 Theory of OperationPCI-1200 User Manual 4-2 © National Instruments Corporation• Digital I/O circuitry• Calibration circuitryThe internal dat

Chapter 4 Theory of Operation© National Instruments Corporation 4-3 PCI-1200 User ManualThe PCI-1200 generates an interrupt in the following five case

Chapter 4 Theory of OperationPCI-1200 User Manual 4-4 © National Instruments CorporationFigure 4-3. Timing CircuitryEach 82C53 contains three indepen

Chapter 4 Theory of Operation© National Instruments Corporation 4-5 PCI-1200 User Manualtiming, or you can use the three external timing signals, EXTC

Chapter 4 Theory of OperationPCI-1200 User Manual 4-6 © National Instruments CorporationAnalog Input CircuitryThe analog input circuitry consists of t

Chapter 4 Theory of Operation© National Instruments Corporation 4-7 PCI-1200 User ManualStanley P. Lipshitz, Journal of the Audio Engineering Society,

Contents© National Instruments Corporation vii PCI-1200 User ManualAnalog Output Circuitry...

Chapter 4 Theory of OperationPCI-1200 User Manual 4-8 © National Instruments Corporationcounts the total number of samples taken during a controlled o

Chapter 4 Theory of Operation© National Instruments Corporation 4-9 PCI-1200 User Manualrepeat this process every 65 ms, then you should define the op

Chapter 4 Theory of OperationPCI-1200 User Manual 4-10 © National Instruments CorporationDAQ RatesMaximum DAQ rates (number of samples per second) are

Chapter 4 Theory of Operation© National Instruments Corporation 4-11 PCI-1200 User ManualThe recommended DAQ rates in Table 4-2 assume that voltage le

Chapter 4 Theory of OperationPCI-1200 User Manual 4-12 © National Instruments Corporationvoltage increment corresponding to an LSB change in the digit

Chapter 4 Theory of Operation© National Instruments Corporation 4-13 PCI-1200 User ManualAll three ports on the 82C55A are TTL-compatible. When enable

© National Instruments Corporation 5-1 PCI-1200 User Manual5CalibrationThis chapter discusses the calibration procedures for the PCI-1200 analog I/O c

Chapter 5 CalibrationPCI-1200 User Manual 5-2 © National Instruments CorporationIf you use the PCI-1200 with NI-DAQ, LabVIEW, LabWindows/CVI, or other

Chapter 5 Calibration© National Instruments Corporation 5-3 PCI-1200 User ManualUsing the Calibration FunctionThe Calibrate_1200 function and the 1200

© National Instruments Corporation A-1 PCI-1200 User ManualASpecificationsThis appendix lists the PCI-1200 specifications. These specifications are ty

ContentsPCI-1200 User Manual viii © National Instruments CorporationFigure 3-16. General Purpose Timing Signals ...

Appendix A SpecificationsPCI-1200 User Manual A-2 © National Instruments CorporationMax working voltage...In DIFF or NRSE(s

Appendix A Specifications© National Instruments Corporation A-3 PCI-1200 User ManualPowered off... 4.7 kΩ minOverloa

Appendix A SpecificationsPCI-1200 User Manual A-4 © National Instruments CorporationOffset temperature coefficientPregain...

Appendix A Specifications© National Instruments Corporation A-5 PCI-1200 User ManualSystem noise is the amount of noise seen by the ADC when there is

Appendix A SpecificationsPCI-1200 User Manual A-6 © National Instruments Corporationgain amplifier. After the input multiplexers are switched, the amp

Appendix A Specifications© National Instruments Corporation A-7 PCI-1200 User ManualPower-on state... 0 VDynamic

Appendix A SpecificationsPCI-1200 User Manual A-8 © National Instruments CorporationPower-on state ...All ports m

Appendix A Specifications© National Instruments Corporation A-9 PCI-1200 User ManualProtection ... –0.5 to

© National Instruments Corporation B-1 PCI-1200 User ManualBCustomer CommunicationFor your convenience, this appendix contains forms to help you gathe

PCI-1200 User Manual B-2 © National Instruments CorporationFax-on-Demand SupportFax-on-Demand is a 24-hour information retrieval system containing a l

© National Instruments Corporation ix PCI-1200 User ManualAbout This ManualThis manual describes the electrical and mechanical aspects of the PCI-1200

Technical Support FormPhotocopy this form and update it each time you make changes to your software or hardware, and use the completed copy of this fo

PCI-1200 Hardware and Software Configuration FormRecord the settings and revisions of your hardware and software on the line to the right of each item

Documentation Comment FormNational Instruments encourages you to comment on the documentation supplied with our products. This information helps us pr

© National Instruments Corporation G-1 PCI-1200 User ManualGlossaryPrefix Meanings Valuep- pico 10–12n- nano- 10–9µ- micro- 10– 6m- milli- 10–3k- kilo

GlossaryPCI-1200 User Manual G-2 © National Instruments CorporationAA amperesAC alternating currentACH <0..7> analog channel 0 through 7 signals

Glossary© National Instruments Corporation G-3 PCI-1200 User ManualDD/A digital-to-analogDAC digital-to-analog converter—an electronic device, often a

GlossaryPCI-1200 User Manual G-4 © National Instruments CorporationEXTCONV* external convert signalEXTTRIG external trigger signalEXTUPDATE* external

Glossary© National Instruments Corporation G-5 PCI-1200 User ManualLLED light-emitting diodeLSB least significant bitMm metersmax maximumMB megabytes

About This ManualPCI-1200 User Manual x © National Instruments CorporationConventions Used in This ManualThe following conventions are used in this ma

GlossaryPCI-1200 User Manual G-6 © National Instruments CorporationPPA, PB, PC <0..7> port A, B, or C 0 through 7 signalsPCI Peripheral Componen

Glossary© National Instruments Corporation G-7 PCI-1200 User ManualS samplesscan one or more analog or digital input samples. Typically, the number of

GlossaryPCI-1200 User Manual G-8 © National Instruments CorporationVVvoltsVinpositive/negative input voltageVcmcommon-mode noiseVDC volts direct curre

© National Instruments Corporation I-1 PCI-1200 User ManualIndexAACH<7..0> signaldefinition (table), 3-3input ranges (table)bipolar analog input

IndexPCI-1200 User Manual I-2 © National Instruments Corporationanalog input signal connectionsbipolar signal range vs. gain (table), 3-5common-mode s

Index© National Instruments Corporation I-3 PCI-1200 User Manualinput polarity, 2-3analog output polarity, 2-3controlled acquisition mode, 4-8Counter

IndexPCI-1200 User Manual I-4 © National Instruments Corporationanalog output, A-7documentationconventions used in manual, xNational Instruments docum

Index© National Instruments Corporation I-5 PCI-1200 User Manualrecommended input configurations (table), 3-8single-ended connections (NRSE configurat

IndexPCI-1200 User Manual I-6 © National Instruments CorporationPCI-1200block diagram, 4-1configuration. See configuration.custom cabling, 1-5 to 1-6f

Index© National Instruments Corporation I-7 PCI-1200 User Manualpins, 3-18 to 3-19timing specifications, 3-27 to 3-30digital I/O signal connections, 3