National Instruments 700 - Manuals

About This Manual DAQCard-700 User Manual x © National Instruments Corporation Conventions Used in This Manual The following conventions are used in this manual: bold italic Bold italic text denotes a note, caution, or warning. italic Italic text denotes emphasis, a cross reference, or an introducti...

About This Manual © National Instruments Corporation xi DAQCard-700 User Manual • Software documentation—Examples of software documentation you may have are theLabVIEW and LabWindows/CVI manual sets and the NI-DAQ documentation (a 4.6.1 orearlier version of NI-DAQ supports LabWindows for DOS). After...

© National Instruments Corporation 1-1 DAQCard-700 User Manual Chapter 1Introduction This chapter describes the DAQCard-700; lists what you need to get started, softwareprogramming choices, and optional equipment; and explains how to unpack the DAQCard-700. About the DAQCard-700 Thank you for your p...

Introduction Chapter 1 DAQCard-700 User Manual 1-2 © National Instruments Corporation What You Need to Get Started To set up and use your DAQCard-700, you will need the following: DAQCard-700 One of the following I/O cables (must be purchased separately): PR50-50M ribbon cable (6 in.)PR50-50F ribbon...

Chapter 1 Introduction © National Instruments Corporation 1-3 DAQCard-700 User Manual NI-DAQ Driver Software The NI-DAQ driver software is included at no charge with all National Instruments DAQhardware. NI-DAQ is not packaged with SCXI or accessory products, except for the SCXI-1200.NI-DAQ has an e...

Introduction Chapter 1 DAQCard-700 User Manual 1-4 © National Instruments Corporation Register-Level Programming The final option for programming any National Instruments DAQ hardware is to write register-level software. Writing register-level programming software can be very time-consuming andineff...

© National Instruments Corporation 2-1 DAQCard-700 User Manual Chapter 2Installation and Configuration This chapter describes how to install and software configure the DAQCard-700. Installation Your computer should be equipped with Card and Socket Services 2.0 or later. TheDAQCard-700 requires a 32-...

Installation and Configuration Chapter 2 DAQCard-700 User Manual 2-2 © National Instruments Corporation PCMCIA Socket Portable Computer I/O Cable INSERT CARD NA TION AL IN STRUMENT S The Sof tware is t he Instrument ® CB-50 I/O Signals DAQCard ™ -700 Figure 2-1. A Typical Configuration for the DAQCa...

Chapter 2 Installation and Configuration © National Instruments Corporation 2-3 DAQCard-700 User Manual If you are using LabWindows/CVI, the software installation instructions are in Part 1,Introduction to LabWindows/CVI, of the Getting Started with LabWindows/CVI manual. Afteryou have installed Lab...

Installation and Configuration Chapter 2 DAQCard-700 User Manual 2-4 © National Instruments Corporation Table 2-2. Analog Input Modes for the DAQCard-700 Analog Input Modes Description RSE Referenced single-ended mode provides 16 single-ended inputs referenced toanalog ground (default setting). DIFF...

Chapter 2 Installation and Configuration © National Instruments Corporation 2-5 DAQCard-700 User Manual Digital I/O Configuration The DAQCard-700 always uses one 8-bit digital output port and one 8-bit digital input port. Counter Configuration You can use the MSM82C54 counter/timers for general-purp...

© National Instruments Corporation 3-1 DAQCard-700 User Manual Chapter 3Signal Connections This chapter describes the signals on the DAQCard-700 I/O connector, as well as typical cablesetups. I/O Connector Figure 3-1 shows the pin assignments for the DAQCard-700 I/O connector. This connector isattac...

Chapter 3 Signal Connections © National Instruments Corporation 3-3 DAQCard-700 User Manual Signal Connection Descriptions Pin Signal Name Direction Description 1–2 AIGND — Analog Input Ground—These pins are connected to the analoginput ground signal. 3–18 ACH<0..15> Input Analog Input Channel...

Signal Connections Chapter 3 DAQCard-700 User Manual 3-4 © National Instruments Corporation The connector pins can be grouped into analog input signal pins, digital I/O signal pins, andtiming I/O signal pins. Signal connection guidelines for each of these groups are included in thefollowing pages. A...

Chapter 3 Signal Connections © National Instruments Corporation 3-5 DAQCard-700 User Manual isolation amplifiers. The ground reference of a floating signal must be tied to the DAQCard-700analog input ground to establish a local or onboard reference for the signal. Otherwise, themeasured input signal...

Signal Connections Chapter 3 DAQCard-700 User Manual 3-6 © National Instruments Corporation - V in V V - + Instrumentation Amplifier V = [ - ] GAIN in + - in + - + V in m MeasuredVoltage Vm * Figure 3-2. DAQCard-700 Instrumentation Amplifier The DAQCard-700 instrumentation amplifier applies common-m...

Chapter 3 Signal Connections © National Instruments Corporation 3-7 DAQCard-700 User Manual Recommended Input Configurations The following sections discuss the use of single-ended and differential measurements andconsiderations for measuring both floating and ground-referenced signal sources. Table ...

Signal Connections Chapter 3 DAQCard-700 User Manual 3-8 © National Instruments Corporation + + + - - - V M MeasuredVoltage Signal Source ACH<0..15> Input Multiplexer Operational Amplifier I/O Connector 3 4 5 18 1, 2 DAQCard-700 AIGND + - + - V S1 V S2 V S3 Figure 3-3. Single-Ended Analog Inpu...

Chapter 3 Signal Connections © National Instruments Corporation 3-9 DAQCard-700 User Manual Differential signal connections reduce picked-up noise and increase common-mode signal andnoise rejection. With these connections, input signals can float within the common-mode limitsof the input instrumenta...

Signal Connections Chapter 3 DAQCard-700 User Manual 3-10 © National Instruments Corporation Differential Connections for Floating Signal Sources Figure 3-5 shows how to connect a floating signal source to an DAQCard-700 card configuredfor DIFF input. Configuration instructions are included in the I...

Signal Connections Chapter 3 DAQCard-700 User Manual 3-12 © National Instruments Corporation Digital I/O Signal Connections Pins 22 through 37 of the I/O connector are digital I/O signal pins. Pins 22 through 29 are digitalinput pins. Pins 30 through 37 are digital output pins. Pins 19 and 50 are di...

Chapter 3 Signal Connections © National Instruments Corporation 3-13 DAQCard-700 User Manual TTL Signal Digital Input Port Digital Output Port 22 DIN0 19 DGND I/O Connector DAQCard-700 LED +5 V +5 V 29 DIN7 30 DOUT0 Figure 3-6. Digital I/O Signal Connections Power Connections Pin 49 of the I/O conne...

Signal Connections Chapter 3 DAQCard-700 User Manual 3-14 © National Instruments Corporation Timing Connections Pins 38 through 48 of the I/O connector are connections for timing I/O signals. TheDAQCard-700 timing I/O uses an MSM82C54 counter/timer integrated circuit. All threecounters of the MSM82C...

Signal Connections Chapter 3 DAQCard-700 User Manual 3-16 © National Instruments Corporation To measure time lapse, program a counter to be edge gated. Apply an edge to the counter GATEinput to start the counter. Program the counter to start counting after receiving a low-to-highedge. The time lapse...

Signal Connections Chapter 3 DAQCard-700 User Manual 3-18 © National Instruments Corporation Cabling National Instruments currently offers two different cables for use with the DAQCard-700, thePR-50-50F and the PR-50-50M. National Instruments also offers a cable termination accessory,the CB-50, for ...

© National Instruments Corporation 4-1 DAQCard-700 User Manual Chapter 4Theory of Operation This chapter includes an overview of the DAQCard-700 and explains the operation of eachfunctional unit making up the DAQCard-700. Functional Overview The block diagram in Figure 4-1 shows a functional overvie...

Theory of Operation Chapter 4 DAQCard-700 User Manual 4-2 © National Instruments Corporation The following are the major components making up the DAQCard-700: • PCMCIA I/O channel interface circuitry • Analog input circuitry • Digital I/O circuitry • Timing I/O circuitry Data acquisition functions c...

Chapter 4 Theory of Operation © National Instruments Corporation 4-3 DAQCard-700 User Manual When you first insert the card, the system examines information stored in the DAQCard-700Card Information Structure. This data is used to configure the card appropriately for the systemin which it is used. W...

Theory of Operation Chapter 4 DAQCard-700 User Manual 4-4 © National Instruments Corporation CLK0 A/D Data EXTCONV* 12 16 Data A/D RD CONVAVAIL PCMCIA I/O Channel OUT0 Instrumentation Amplifier Input Mux1 Dual (8-Channel Single- Ended) 8 8 Input Mux2 (4-Channel) Buffer 512-Word FIFO, Sign Extension ...

Chapter 4 Theory of Operation © National Instruments Corporation 4-5 DAQCard-700 User Manual The A/D FIFO generates a signal that indicates when it contains A/D conversion data. The stateof this signal can be read from the Status Register. The output from the ADC is a two's complement number ranging...

Theory of Operation Chapter 4 DAQCard-700 User Manual 4-6 © National Instruments Corporation Data Acquisition Rates The maximum data acquisition rate (number of samples per second) is determined by theconversion period of the ADC plus the acquisition time of its track-and-hold stage. Duringmultichan...

Chapter 4 Theory of Operation © National Instruments Corporation 4-7 DAQCard-700 User Manual Digital I/O Circuitry The DAQCard-700 has 16 digital I/O lines that are TTL-compatible. Pins DIN<0..7> of the I/Oconnector are digital input lines, and pins DOUT<0..7> are digital output lines. T...

© National Instruments Corporation A-1 DAQCard-700 User Manual Appendix ASpecifications This appendix lists the specifications of the DAQCard-700. These specifications are typical at 25 ° C unless otherwise noted. The operating temperature range is 0 ° to 70 ° C. Analog Input Input Characteristics N...

Specifications Appendix A DAQCard-700 User Manual A-2 © National Instruments Corporation Dynamic Characteristics Settling time ± 0.024% accuracy ( ± 1 LSB) for full-scale step ............................................ 25 µ s max at ± 10 V, ± 5 V 10 µ s at ± 2.5 V (RSE) System noise .................

Appendix A Specifications © National Instruments Corporation A-3 DAQCard-700 User Manual Power Requirement +5 VDC ( ± 5%) ....................................................................... 100 mA in operational mode70 mA in power-down mode Note: These power usage figures do not include the powe...

© National Instruments Corporation B-1 DAQCard-700 User Manual Appendix BDifferences between the PC-LPM-16 and theDAQCard-700 This appendix contains a summary of differences between the PC-LPM-16 and theDAQCard-700 that may be relevant to you if you are a current PC-LPM-16 user. For a summaryof prog...

© National Instruments Corporation C-1 DAQCard-700 User Manual Appendix CPC Card Questions and Answers This appendix contains a list of common questions and answers relating to PC Card (PCMCIA)operation. The questions are grouped according to the type of information requested. You mayfind this infor...

PC Card Questions and Answers Appendix C DAQCard-700 User Manual C-2 © National Instruments Corporation 3. Is there a way I can conserve power on my PC Card when it is not in use? Yes. If you are using NI-DAQ for PC compatibles version 4.8.0 or later, a DOS utility calledDAQPOWER_EXE will switch all...

Appendix C PC Card Questions and Answers © National Instruments Corporation C-3 DAQCard-700 User Manual Keep in mind that utilities such as MSD.EXE will sometimes report that an interrupt is in use when it really is not. For example, if the computer has one serial port, COM1, and oneparallel port, L...

© National Instruments Corporation D-1 DAQCard-700 User Manual Appendix DPower-Management Modes This appendix describes the power-management modes of the DAQCard-700. • Normal Mode—This is the normal operating mode of the DAQCard-700 in which all thecircuits are fully functional. This mode draws abo...

© National Instruments Corporation E-1 DAQCard-700 User Manual Appendix ECustomer Communication ___________________________________________________ For your convenience, this appendix contains forms to help you gather the information necessaryto help us solve technical problems you might have as wel...

Technical Support Form ___________________________________________________ Photocopy this form and update it each time you make changes to your software or hardware, and use the completedcopy of this form as a reference for your current configuration. Completing this form accurately before contactin...

Documentation Comment Form ___________________________________________________ National Instruments encourages you to comment on the documentation supplied with our products. Thisinformation helps us provide quality products to meet your needs. Title: DAQCard™-700 User Manual Edition Date: January 1...

© National Instruments Corporation Glossary-1 DAQCard-700 User Manual Glossary ___________________________________________________ Prefix Meaning Value p- pico- 10-12 n- nano- 10-9 µ - micro- 10-6 m- milli- 10-3 k- kilo- 103 M- mega- 106 G- giga- 1012 ° degrees Ω ohms % percent A amperes AC alternat...

Index DAQCard-700 User Manual Index- 2 © National Instruments Corporation block diagram, 4-1compared with PC-LPM-16, B-1features, 1-1major components, 4-1software programming choices LabVIEW and LabWindows/CVI application software, 1-2 NI-DAQ driver software, 1-3register-level programming, 1-4 unpac...

Index © National Instruments Corporation Index- 5 DAQCard-700 User Manual EXTCONV* signal timing (illustration), 3-14 general-purpose counter and timing signal connections, 3-14 to 3-17 event-counting applications, 3-15 illustration, 3-15 frequency measurement, 3-16 illustration, 3-16 illustration, ...