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National Instruments DAQCard E Series User Manual - Related Documentation
About This Manual
DAQCard E Series User Manual
xiv
National Instruments Corporation
•
Accessory installation guides or manuals—If you are using
accessory products, read the terminal block and cable assembly
installation guides. They explain how to physically connect the
relevant pieces of the system. Consult these guides when you are
making your connections.
•
SCXI chassis manuals—If you are using SCXI, read these manuals
for maintenance information on the chassis and installation
instructions.
Related Documentation
The following National Instruments document contains information
you may find helpful:
•
DAQCard E Series Register-Level Programmer Manual
This manual is available by request. If you are using NI-DAQ,
LabVIEW, or LabWindows/CVI, you should not need the register-level
programming manual.
Customer Communication
National Instruments wants to receive your comments on our products
and manuals. We are interested in the applications you develop with our
products, and we want to help if you have problems with them. To make
it easy for you to contact us, this manual contains comment and
configuration forms for you to complete. These forms are in
Appendix F,
Customer Communication
, at the end of this manual.
Summary of DAQCard E Series
Page 1
Daqcard e series user manual multifunction i/o cards for pcmcia june 1996 edition part number 321138a-01 copyright 1996 national instruments corporation. All rights reserved. This document was created with framemaker 4.0.4.
Page 2
Gpib: gpib.Support@natinst.Com daq: daq.Support@natinst.Com vxi: vxi.Support@natinst.Com labview: lv.Support@natinst.Com labwindows: lw.Support@natinst.Com hiq: hiq.Support@natinst.Com visa: visa.Support@natinst.Com e-mail: info@natinst.Com ftp site: ftp.Natinst.Com web address: http://www.Natinst.C...
Page 3: Important Information
Important information warranty the daqcard e series cards are warranted against defects in materials and workmanship for a period of one year from the date of shipment, as evidenced by receipts or other documentation. National instruments will, at its option, repair or replace equipment that proves ...
Page 4
National instruments corporation v daqcard e series user manual table of contents about this manual organization of this manual ........................................................................................Xi conventions used in this manual ....................................................
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Table of contents daqcard e series user manual vi national instruments corporation digital i/o .....................................................................................................................3-12 timing signal routing ................................................................
Page 6
Table of contents national instruments corporation vii daqcard e series user manual gpctr0_up_down signal ..........................................................4-39 gpctr1_source signal ..............................................................4-39 gpctr1_gate signal ...........................
Page 7
Table of contents daqcard e series user manual viii national instruments corporation appendix f customer communication glossary index.
Page 8
Table of contents national instruments corporation ix daqcard e series user manual figures figure 1-1. The relationship between the programming environment, ni-daq, and your hardware ................................................................................1-4 figure 2-1. A typical configurati...
Page 9
Table of contents daqcard e series user manual x national instruments corporation figure 4-26. Gpctr0_out signal timing ................................................................4-39 figure 4-27. Gpctr1_source signal timing .........................................................4-40 figure 4...
Page 10: Organization of This Manual
National instruments corporation xi daqcard e series user manual about this manual this manual describes the electrical and mechanical aspects of each card in the daqcard e series product line and contains information concerning their operation and programming. Unless otherwise noted, text applies t...
Page 11
About this manual daqcard e series user manual xii national instruments corporation • appendix b, optional cable connector descriptions , describes the connectors on the optional cables for the daqcard e series cards. • appendix c, pc card questions and answers , contains a list of common questions ...
Page 12
About this manual national instruments corporation xiii daqcard e series user manual names, functions, operations, variables, filenames, and extensions, and for statements and comments taken from program code. Ni-daq ni-daq refers to ni-daq software unless otherwise noted. Pc card pc card refers to ...
Page 13: Related Documentation
About this manual daqcard e series user manual xiv national instruments corporation • accessory installation guides or manuals—if you are using accessory products, read the terminal block and cable assembly installation guides. They explain how to physically connect the relevant pieces of the system...
Page 14: Introduction
National instruments corporation 1-1 daqcard e series user manual introduction chapter 1 this chapter describes the daqcard e series cards, lists what you need to get started, describes the optional software and optional equipment, and explains how to unpack your daqcard e series card. About the daq...
Page 15: What You Need to Get Started
Chapter 1 introduction daqcard e series user manual 1-2 national instruments corporation what you need to get started to set up and use your daqcard e series card, you will need the following: ❏ one of the following cards: daqcard-ai-16e-4 daqcard-ai-16xe-50 ❏ daqcard e series user manual ❏ one of t...
Page 16
Chapter 1 introduction national instruments corporation 1-3 daqcard e series user manual labwindows/cvi data acquisition library, a series of functions for using labwindows/cvi with national instruments daq hardware, is included with the ni-daq software kit. The labwindows/cvi data acquisition libra...
Page 17
Chapter 1 introduction daqcard e series user manual 1-4 national instruments corporation labwindows/cvi, your application uses the ni-daq driver software, as illustrated in figure 1-1. You can use your daqcard e series card, together with other pc, at, eisa, daqcard, and daqpad series daq and scxi h...
Page 18: Optional Equipment
Chapter 1 introduction national instruments corporation 1-5 daqcard e series user manual optional equipment national instruments offers a variety of products to use with your daqcard e series card, including cables, connector blocks, and other accessories, as follows: • cables and cable assemblies, ...
Page 19: Unpacking
Chapter 1 introduction daqcard e series user manual 1-6 national instruments corporation the following list gives recommended national instruments cable assemblies that mate to your daqcard i/o connector. ♦ daqcard-ai-16e-4 pshr68-68m, a shielded 68-position ribbon cable, with male-to- male connecto...
Page 20: Installation and
National instruments corporation 2-1 daqcard e series user manual installation and configuration chapter 2 this chapter explains how to install and configure a daqcard e series card. Installation note: you should install your driver software before installing your hardware. Refer to your ni-daq rele...
Page 21: Configuration
Chapter 2 installation and configuration daqcard e series user manual 2-2 national instruments corporation figure 2-1 shows an example of a typical configuration. Configuration your daqcard is completely software-configurable. Refer to your software documentation to install and configure your softwa...
Page 22
Chapter 2 installation and configuration national instruments corporation 2-3 daqcard e series user manual refer to the ni-daq release notes and follow the instructions given there for your operating system and labview. If you are using labwindows/cvi, refer to your labwindows/cvi release notes to i...
Page 23: Hardware Overview
National instruments corporation 3-1 daqcard e series user manual hardware overview chapter 3 this chapter presents an overview of the hardware functions on your daqcard e series card. Figure 3-1 shows the block diagram for the daqcard-ai-16e-4. Figure 3-1. Daqcard-ai-16e-4 block diagram timing pfi ...
Page 24: Analog Input
Chapter 3 hardware overview daqcard e series user manual 3-2 national instruments corporation figure 3-2 shows a block diagram for the daqcard-ai-16xe-50. Analog input the analog input section of each daqcard is software configurable. You can select different analog input configurations through appl...
Page 25
Chapter 3 hardware overview national instruments corporation 3-3 daqcard e series user manual single-ended channels. Table 3-1 describes the three input configurations. For more information about the three types of input configuration, refer to the analog input signal connections section in chapter ...
Page 26
Chapter 3 hardware overview daqcard e series user manual 3-4 national instruments corporation the software-programmable gain on these cards increases their overall flexibility by matching the input signal ranges to those that the adc can accommodate. The daqcard-ai-16e-4 has gains of 0.5, 1, 2, 5, 1...
Page 27
Chapter 3 hardware overview national instruments corporation 3-5 daqcard e series user manual daqcard-ai-16xe-50 has a unipolar input range of 10 v (0 to 10 v) and a bipolar input range of 20 v ( ± 10 v). You can program polarity and range settings on a per channel basis so that you can configure ea...
Page 28
Chapter 3 hardware overview daqcard e series user manual 3-6 national instruments corporation considerations for selecting input ranges which input polarity and range you select depends on the expected range of the incoming signal. A large input range can accommodate a large signal variation but red...
Page 29
Chapter 3 hardware overview national instruments corporation 3-7 daqcard e series user manual you cannot disable dither on the daqcard-ai-16xe-50. This is because the adc resolution is so fine that the adc and the pgia inherently produce more than 0.5 lsb rms of noise. This is equivalent to having a...
Page 30
Chapter 3 hardware overview daqcard e series user manual 3-8 national instruments corporation impedances are low. Refer to appendix a, specifications , for a complete listing of settling times for each of the daqcards. When scanning among channels at various gains, the settling times may increase. W...
Page 31: Analog Trigger
Chapter 3 hardware overview national instruments corporation 3-9 daqcard e series user manual analog trigger ♦ daqcard-ai-16e-4 in addition to supporting internal software triggering and external digital triggering to initiate a data acquisition sequence, the daqcard-ai-16e-4 also supports analog tr...
Page 32
Chapter 3 hardware overview daqcard e series user manual 3-10 national instruments corporation in below-low-level analog triggering mode, the trigger is generated when the signal value is less than lowvalue . Highvalue is unused. In above-high-level analog triggering mode, the trigger is generated w...
Page 33
Chapter 3 hardware overview national instruments corporation 3-11 daqcard e series user manual in inside-region analog triggering mode, the trigger is generated when the signal value is between the lowvalue and the highvalue . In high-hysteresis analog triggering mode, the trigger is generated when ...
Page 34: Digital I/o
Chapter 3 hardware overview daqcard e series user manual 3-12 national instruments corporation in low-hysteresis analog triggering mode, the trigger is generated when the signal value is less than lowvalue , with the hysteresis specified by highvalue. The analog trigger circuit generates an internal...
Page 35: Timing Signal Routing
Chapter 3 hardware overview national instruments corporation 3-13 daqcard e series user manual timing signal routing the daq-stc provides a very flexible interface for connecting timing signals to other boards or external circuitry. Your daqcard uses the programmable function input (pfi) pins on the...
Page 36
Chapter 3 hardware overview daqcard e series user manual 3-14 national instruments corporation programmable function inputs the 10 pfis are connected to the signal routing multiplexer for each timing signal, and software can select one of the pfis as the external source for a given timing signal. It...
Page 37: Signal Connections
National instruments corporation 4-1 daqcard e series user manual signal connections chapter 4 this chapter describes how to make input and output signal connections to your daqcard e series card via the daqcard i/o connector. The i/o connector for the daqcard e series cards has 68 pins that you can...
Page 38
Chapter 4 signal connections daqcard e series user manual 4-2 national instruments corporation figure 4-1. I/o connector pin assignment for the daqcard-ai-16e-4 and daqcard-ai-16xe-50 freq_out gpctr0_out pfi9/gpctr0_gate dgnd pfi6/wftrig pfi5/update* dgnd +5 v dgnd pfi1/trig2 pfi0/trig1 dgnd dgnd +5...
Page 39
Chapter 4 signal connections national instruments corporation 4-3 daqcard e series user manual table 4-1. I/o connector signal descriptions signal name reference direction description aignd — — analog input ground—these pins are the reference point for single-ended measurements and the bias current ...
Page 40
Chapter 4 signal connections daqcard e series user manual 4-4 national instruments corporation pfi1/trig2 dgnd input output pfi1/trigger 2—as an input, this is one of the pfis. As an output, this is the trig2 signal. In pretrigger applications, a low-to-high transition indicates the initiation of th...
Page 41
Chapter 4 signal connections national instruments corporation 4-5 daqcard e series user manual table 4-2 shows the i/o signal summary for the daqcard-ai-16e-4. Pfi7/startscan dgnd input output pfi7/start of scan—as an input, this is one of the pfis. As an output, this is the startscan signal. This p...
Page 42
Chapter 4 signal connections daqcard e series user manual 4-6 national instruments corporation dgnd do — — — — — — vcc do 0.45 Ω short-circuit to ground 250 at vcc — — — dio dio — vcc +0.5 13 at (vcc -0.4) 24 at 0.4 1.1 50 k Ω pu1 scanclk do — — 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu extstrobe* do...
Page 43
Chapter 4 signal connections national instruments corporation 4-7 daqcard e series user manual freq_out do — — 3.5 at (vcc-0.4) 5 at 0.4 1.5 50 k Ω pu ai = analog input dio = digital input/output pu = pullup do = digital output adio = analog/digital input/output 1 dio are also pulled up with a 10 k ...
Page 44
Chapter 4 signal connections daqcard e series user manual 4-8 national instruments corporation table 4-3 shows the i/o signal summary for the daqcard-ai-16xe-50. Table 4-3. I/o signal summary, daqcard-ai-16xe-50 signal name drive impedance input/ output protection (volts) on/off source (ma at v) sin...
Page 45
Chapter 4 signal connections national instruments corporation 4-9 daqcard e series user manual pfi9/gpctr0_gate dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu gpctr0_out do — — 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu freq_out do — — 3.5 at (vcc-0.4) 5 at 0.4 1.5 50 k Ω pu ai = analog input...
Page 46
Chapter 4 signal connections daqcard e series user manual 4-10 national instruments corporation analog input signal connections the analog input signals are ach, aisense, and aignd. The ach signals are tied to the 16 analog input channels of your daqcard. In single-ended mode, signals connected to a...
Page 47
Chapter 4 signal connections national instruments corporation 4-11 daqcard e series user manual the pgia in different ways. Figure 4-2 shows a diagram of your daqcard pgia. The pgia applies gain and common-mode voltage rejection and presents high input impedance to the analog input signals connected...
Page 48: Types of Signal Sources
Chapter 4 signal connections daqcard e series user manual 4-12 national instruments corporation types of signal sources when configuring the input channels and making signal connections, you must first determine whether the signal sources are floating or ground-referenced. The following sections des...
Page 49
Chapter 4 signal connections national instruments corporation 4-13 daqcard e series user manual figure 4-3 summarizes the recommended input configuration for both types of signal sources. Figure 4-3. Summary of analog input connections input differential (diff) single-ended — ground referenced (rse)...
Page 50
Chapter 4 signal connections daqcard e series user manual 4-14 national instruments corporation differential connection considerations (diff input configuration) a differential connection is one in which the daqcard analog input signal has its own reference signal or signal return path. These connec...
Page 51
Chapter 4 signal connections national instruments corporation 4-15 daqcard e series user manual differential connections for ground-referenced signal sources figure 4-4 shows how to connect a ground-referenced signal source to a channel on a daqcard configured in diff input mode. With this type of c...
Page 52
Chapter 4 signal connections daqcard e series user manual 4-16 national instruments corporation differential connections for nonreferenced or floating signal sources figure 4-5 shows how to connect a floating signal source to a channel on a daqcard configured in diff input mode. Figure 4-5 shows two...
Page 53
Chapter 4 signal connections national instruments corporation 4-17 daqcard e series user manual without any resistors at all. This connection works well for dc-coupled sources with low source impedance (less than 100 Ω ). However, for larger source impedances, this connection leaves the differential...
Page 54
Chapter 4 signal connections daqcard e series user manual 4-18 national instruments corporation single-ended connection considerations a single-ended connection is one in which the daqcard e series card analog input signal is referenced to a ground that can be shared with other input signals. The in...
Page 55
Chapter 4 signal connections national instruments corporation 4-19 daqcard e series user manual single-ended connections for floating signal sources (rse configuration) figures 4-6 shows how to connect a floating signal source to a channel on a daqcard configured for rse mode. Single-ended connectio...
Page 56
Chapter 4 signal connections daqcard e series user manual 4-20 national instruments corporation figure 4-7 shows how to connect a grounded signal source to a channel on a daqcard configured for nrse mode. Common-mode signal rejection considerations figures 4-4 and 4-7 show connections for signal sou...
Page 57
Chapter 4 signal connections national instruments corporation 4-21 daqcard e series user manual digital i/o signal connections the digital i/o signals are dio and dgnd. The dio signals make up the dio port, and dgnd is the ground reference signal for this port. You can program all lines individually...
Page 58: Power Connections
Chapter 4 signal connections daqcard e series user manual 4-22 national instruments corporation figure 4-8 shows dio configured for digital input and dio configured for digital output. Digital input applications include receiving ttl signals and sensing external device states such as the state of th...
Page 59
Chapter 4 signal connections national instruments corporation 4-23 daqcard e series user manual the data acquisition signals are explained in the data acquisition timing connections section later in this chapter. The general-purpose timing signals are explained in the general-purpose timing signal c...
Page 60
Chapter 4 signal connections daqcard e series user manual 4-24 national instruments corporation programmable function input connections there are a total of 13 internal timing signals that you can externally control from the pfi pins. The source for each of these signals is software selectable from ...
Page 61
Chapter 4 signal connections national instruments corporation 4-25 daqcard e series user manual shows a typical pretriggered data acquisition sequence. The description for each signal shown in these figures is included later in this chapter. Figure 4-10. Typical posttriggered acquisition figure 4-11...
Page 62
Chapter 4 signal connections daqcard e series user manual 4-26 national instruments corporation scanclk signal scanclk is an output-only signal that generates a pulse with the leading edge occurring approximately 50 to 100 ns after an a/d conversion begins. The polarity of this output is software-se...
Page 63
Chapter 4 signal connections national instruments corporation 4-27 daqcard e series user manual extstrobe* signal extstrobe* is an output-only signal that generates either a single pulse or a sequence of eight pulses in the hardware-strobe mode. An external device can use this signal to latch signal...
Page 64
Chapter 4 signal connections daqcard e series user manual 4-28 national instruments corporation figures 4-14 and 4-15 show the input and output timing requirements for the trig1 signal. The daqcard also uses the trig1 signal to initiate pretriggered data acquisition operations. In most pretriggered ...
Page 65
Chapter 4 signal connections national instruments corporation 4-29 daqcard e series user manual trig2 signal any pfi pin can externally input the trig2 signal, which is available as an output on the pfi1/trig2 pin. Refer to figure 4-11 for the relationship of trig2 to the data acquisition sequence. ...
Page 66
Chapter 4 signal connections daqcard e series user manual 4-30 national instruments corporation figures 4-16 and 4-17 show the input and output timing requirements for the trig2 signal. Startscan signal any pfi pin can externally input the startscan signal, which is available as an output on the pfi...
Page 67
Chapter 4 signal connections national instruments corporation 4-31 daqcard e series user manual scan. The sample interval counter is started if you select internally triggered convert*. As an output, the startscan signal reflects the actual start pulse that initiates a scan. This is true even if the...
Page 68
Chapter 4 signal connections daqcard e series user manual 4-32 national instruments corporation the convert* pulses are masked off until the daqcard generates the startscan signal. If you are using internally generated conversions, the first convert* will appear when the onboard sample interval coun...
Page 69
Chapter 4 signal connections national instruments corporation 4-33 daqcard e series user manual scans generated by either an internal or external startscan signal are inhibited unless they occur within a data acquisition sequence. Scans occurring within a data acquisition sequence may be gated by ei...
Page 70
Chapter 4 signal connections daqcard e series user manual 4-34 national instruments corporation the adc switches to hold mode within 60 ns of the selected edge. This hold-mode delay time is a function of temperature and does not vary from one conversion to the next. Separate the convert* pulses by a...
Page 71
Chapter 4 signal connections national instruments corporation 4-35 daqcard e series user manual mode, the first active edge disables the startscan signal, and the second active edge enables startscan. The aigate signal can neither stop a scan in progress nor continue a previously gated-off scan; in ...
Page 72
Chapter 4 signal connections daqcard e series user manual 4-36 national instruments corporation uisource signal any pfi pin can externally input the uisource signal, which is not available as an output on the i/o connector. The ui counter uses the uisource signal as a clock to time the generation of...
Page 73
Chapter 4 signal connections national instruments corporation 4-37 daqcard e series user manual general-purpose timing signal connections the general-purpose timing signals are gpctr0_source, gpctr0_gate, gpctr0_out, gpctr0_up_down, gpctr1_source, gpctr1_gate, gpctr1_out, gpctr1_up_down, and freq_ou...
Page 74
Chapter 4 signal connections daqcard e series user manual 4-38 national instruments corporation the 20 mhz or 100 khz timebase normally generates the gpctr0_source signal unless you select some external source. Gpctr0_gate signal any pfi pin can externally input the gpctr0_gate signal, which is avai...
Page 75
Chapter 4 signal connections national instruments corporation 4-39 daqcard e series user manual input (high-z) at startup. Figure 4-26 shows the timing of the gpctr0_out signal. Gpctr0_up_down signal this signal can be externally input on the dio6 pin and is not available as an output on the i/o con...
Page 76
Chapter 4 signal connections daqcard e series user manual 4-40 national instruments corporation figure 4-27 shows the timing requirements for the gpctr1_source signal. The maximum allowed frequency is 20 mhz, with a minimum pulse width of 23 ns high or low. There is no minimum frequency limitation. ...
Page 77
Chapter 4 signal connections national instruments corporation 4-41 daqcard e series user manual figure 4-28 shows the timing requirements for the gpctr1_gate signal. Gpctr1_out signal this signal is available only as an output on the gpctr1_out pin. The gpctr1_out signal monitors the tc board genera...
Page 78
Chapter 4 signal connections daqcard e series user manual 4-42 national instruments corporation gpctr1_up_down signal this signal can be externally input on the dio7 pin and is not available as an output on the i/o connector. General-purpose counter 1 counts down when this pin is at a logic low and ...
Page 79
Chapter 4 signal connections national instruments corporation 4-43 daqcard e series user manual daqcard. Figure 4-30 shows the gate signal referenced to the rising edge of a source signal. The gate must be valid (either high or low) for at least 10 ns before the rising or falling edge of a source si...
Page 80: Field Wiring Considerations
Chapter 4 signal connections daqcard e series user manual 4-44 national instruments corporation field wiring considerations environmental noise can seriously affect the accuracy of measurements made with your daqcard if you do not take proper care when running signal wires between signal sources and...
Page 81: Calibration
National instruments corporation 5-1 daqcard e series user manual calibration chapter 5 this chapter discusses the calibration procedures for your daqcard e series card. If you are using the ni-daq device driver, that software includes calibration functions for performing all of the steps in the cal...
Page 82: Self-Calibration
Chapter 5 calibration daqcard e series user manual 5-2 national instruments corporation the caldacs with values either from the original factory calibration or from a calibration that you subsequently performed. This method of calibration is not very accurate because it does not take into account th...
Page 83: Other Considerations
Chapter 5 calibration national instruments corporation 5-3 daqcard e series user manual perform an external calibration very often. You can externally calibrate your daqcard by calling the ni-daq calibration function. To externally calibrate your daqcard, use a very accurate external reference. The ...
Page 84: Specifications
National instruments corporation a-1 daqcard e series user manual specifications appendix a this appendix lists the specifications of each daqcard in the daqcard e series. These specifications are typical at 25 ° c unless otherwise noted. Daqcard-ai-16e-4 analog input input characteristics number of...
Page 85
Appendix a specifications for daqcard-ai-16e-4 daqcard e series user manual a-2 national instruments corporation input coupling ................................... Dc max working voltage (signal + common mode) ................ Each input should remain within ± 11 v of ground overvoltage protection ....
Page 86
Appendix a specifications for daqcard-ai-16e-4 national instruments corporation a-3 daqcard e series user manual transfer characteristics relative accuracy ............................. ± 0.5 lsb typ dithered, ± 1.5 lsb max undithered dnl .................................................. ± 0.5 lsb ...
Page 87
Appendix a specifications for daqcard-ai-16e-4 daqcard e series user manual a-4 national instruments corporation crosstalk ........................................... -80 db, dc to 100 khz stability recommended warm-up time ............ 15 min offset temperature coefficient pregain.....................
Page 88
Appendix a specifications for daqcard-ai-16e-4 national instruments corporation a-5 daqcard e series user manual digital i/o number of channels .......................... 8 input/output compatibility .................................... Ttl/cmos power-on state................................... Inpu...
Page 89
Appendix a specifications for daqcard-ai-16e-4 daqcard e series user manual a-6 national instruments corporation triggers analog trigger source ............................................... Ach, external trigger (pfi0/trig1) level ................................................. ± full-scale, int...
Page 90
Appendix a specifications for daqcard-ai-16e-4 national instruments corporation a-7 daqcard e series user manual note: these power usage figures do not include the power used by external devices that are connected to the fused supply present on the i/o connector. Note also that under ordinary operat...
Page 91: Daqcard-Ai-16Xe-50
National instruments corporation a-8 daqcard e series user manual daqcard-ai-16xe-50 analog input input characteristics number of channels ...........................16 single-ended or 8 differential (software-selectable) type of adc .....................................Successive approximation reso...
Page 92
Appendix a specifications for daqcard-ai-16xe-50 national instruments corporation a-9 daqcard e series user manual transfer characteristics relative accuracy .............................. ± 1.5 lsb typ, ± 1.75 lsb max dnl .................................................. +1.5, -0.75 lsb typ, +1.75...
Page 93
Appendix a specifications for daqcard-ai-16xe-50 daqcard e series user manual a-10 national instruments corporation dynamic characteristics bandwidth gain = 1, 2 .................................. 69 khz gain = 10 .................................... 66 khz gain = 100 ..................................
Page 94
Appendix a specifications for daqcard-ai-16xe-50 national instruments corporation a-11 daqcard e series user manual digital i/o number of channels .......................... 8 input/output compatibility .................................... Ttl/cmos power-on state................................... I...
Page 95
Appendix a specifications for daqcard-ai-16xe-50 daqcard e series user manual a-12 national instruments corporation dma modes ...................................... Single transfer, demand transfer triggers digital trigger compatibility .................................... Ttl response ................
Page 96: Optional Cable Connector
National instruments corporation b-1 daqcard e series user manual optional cable connector descriptions appendix b this appendix describes the connectors on the optional cables for the daqcard e series cards. Figure b-1 shows the pin assignments for the 68-pin ai connector. This connector is availab...
Page 97
Appendix b optional cable connector descriptions daqcard e series user manual b-2 national instruments corporation figure b-1. 68-pin ai connector pin assignments freq_out gpctr0_out pfi9/gpctr0_gate dgnd pfi6/wftrig pfi5/update* dgnd +5 v dgnd pfi1/trig2 pfi0/trig1 dgnd dgnd +5 v dgnd dio6 dio1 dgn...
Page 98
Appendix b optional cable connector descriptions national instruments corporation b-3 daqcard e series user manual figure b-2 shows the pin assignments for the 50-pin ai connector. This connector is available when you use the sh6850 or r6850 cable assemblies with the pshr68-68m. Figure b-2. 50-pin a...
Page 99: Pc Card Questions and
National instruments corporation c-1 daqcard e series user manual pc card questions and answers appendix c 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 may find this...
Page 100: Operation
Appendix c pc card questions and answers daqcard e series user manual c-2 national instruments corporation operation 1. My pc card works when inserted before power-on time, but it does not work when hot inserted. What is wrong? You may have an interrupt conflict. If you have a utility such as msd.Ex...
Page 101
Appendix c pc card questions and answers national instruments corporation c-3 daqcard e series user manual by card services and/or the memory manager. Second, you can attempt to determine all of the memory that card services can possibly use and then exclude all but that memory from use by card serv...
Page 102: Resource Conflicts
Appendix c pc card questions and answers daqcard e series user manual c-4 national instruments corporation managers often consume an enormous amount of memory, and you will need to determine what memory is really usable by card services. When you have determined what memory is available for card ser...
Page 103: Common Questions
National instruments corporation d-1 daqcard e series user manual common questions appendix d this appendix contains a list of commonly asked questions and their answers relating to usage and special features of your daqcard e series card. General information 1. What are the daqcard e series cards? ...
Page 104
Appendix d common questions daqcard e series user manual d-2 national instruments corporation channel at 250 ks/s or two channels at 125 ks/s per channel illustrates the relationship. Notice, however, that some daqcard e series cards have settling times that vary with gain and accuracy. See appendix...
Page 105: Analog Input and Output
Appendix d common questions national instruments corporation d-3 daqcard e series user manual analog input and output 1. I’m using my daqcard in differential analog input mode and i have connected a differential input signal, but my readings are random and drift rapidly. What’s wrong? Check your gro...
Page 106
Appendix d common questions daqcard e series user manual d-4 national instruments corporation 3. What is the difference in timebases between the am9513 counter/timer and the daq-stc? The daq-stc-based boards have a 20 mhz timebase. The am9513-based boards have a 1 or 5 mhz timebase. 4. The counter/t...
Page 107
Appendix d common questions national instruments corporation d-5 daqcard e series user manual 7. How does ni-daq treat bogus missed data transfer errors that can arise during dma-driven gpctr buffered-input operations? When doing buffered transfers using gpctr function calls with dma, you can call g...
Page 108: Power-Management Modes
National instruments corporation e-1 daqcard e series user manual power-management modes appendix e this appendix describes the power-management modes of the daqcard e series cards. • normal mode—this is the normal operating mode of the daqcard e series cards in which all the circuits are fully func...
Page 109
Appendix e power-management modes daqcard e series user manual e-2 national instruments corporation table e-1. Daqcard e series power-management modes normal mode power-down mode analog input functional. Protected to ± 25 v. Impedance > 1 g Ω . Nonfunctional. Draws negligible power. Protected to ± 1...
Page 110: Customer Communication
National instruments corporation f-1 daqcard e series user manual customer communication appendix f for your convenience, this appendix contains forms to help you gather the information necessary to help us solve your technical problems and a form you can use to comment on the product documentation....
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Faxback is a 24-hour information retrieval system containing a library of documents on a wide range of technical information. You can access faxback from a touch-tone telephone at (512) 418-1111. You can submit technical support questions to the appropriate applications engineering team through e-ma...
Page 112: Technical Support Form
Technical support form photocopy this form and update it each time you make changes to your software or hardware, and use the completed copy of this form as a reference for your current configuration. Completing this form accurately before contacting national instruments for technical support helps ...
Page 113: Configuration Form
Daqcard e series hardware and software configuration form record the settings and revisions of your hardware and software on the line to the right of each item. Complete a new copy of this form each time you revise your software or hardware configuration, and use this form as a reference for your cu...
Page 114: Documentation Comment Form
Documentation comment form national instruments encourages you to comment on the documentation supplied with our products. This information helps us provide quality products to meet your needs. Title: daqcard e series user manual edition date: june 1996 part number: 321138a-01 please comment on the ...
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National instruments corporation g-1 daqcard e series user manual glossary symbols ˚ degrees – negative of, or minus Ω ohms / per % percent ± plus or minus + positive of, or plus square root of +5 v +5 vdc source signal prefix meaning value p- pico- 10 - 12 n- nano- 10 - 9 µ - micro- 10 - 6 m- milli...
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Glossary daqcard e series user manual g-2 national instruments corporation a a amperes ac alternating current ach analog input channel signal a/d analog-to-digital adc a/d converter adio analog/digital input/output ai analog input aigate analog input gate signal aignd analog input ground signal aise...
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Glossary national instruments corporation g-3 daqcard e series user manual cmos complementary metal-oxide semiconductor cmrr common-mode rejection ratio convert* convert signal ctr counter d d/a digital-to-analog dac d/a converter dac0out analog channel 0 output signal dac1out analog channel 1 outpu...
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Glossary daqcard e series user manual g-4 national instruments corporation eisa extended industry standard architecture eprom erasable programmable read-only memory extref external reference signal extstrobe external strobe signal f f farads fifo first-in-first-out freq_out frequency output signal f...
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Glossary national instruments corporation g-5 daqcard e series user manual i ictr input counter i/o input/output i oh current, output high i ol current, output low irq interrupt request signal isa industry standard architecture l led light emitting diode lsb least significant bit m m meter mb megaby...
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Glossary daqcard e series user manual g-6 national instruments corporation p pc personal computer pcmcia personal computer memory card association pfi programmable function input pgia programmable gain instrumentation amplifier ppm parts per million pu pullup pwrdown power down signal r ram random a...
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Glossary national instruments corporation g-7 daqcard e series user manual t tc terminal count signal t gh gate hold time t gsu gate setup time t gw gate pulse width thd total harmonic distortion t out output delay time trig trigger signal t sc source clock period t sp source pulse width ttl transis...
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Glossary daqcard e series user manual g-8 national instruments corporation v in volts in v o volts, output v oh volts, output high v ol volts, output low v ref reference voltage w w watts wftrig waveform generation trigger signal.
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National instruments corporation i -1 daqcard e series user manual index numbers +5 v signal description, 4-3 power connections, 4-22 a ach signal analog input connections, 4-10 daqcard-ai-16e-4 (table), 4-5 daqcard-ai-16xe-50 (table), 4-8 description, 4-3 aigate signal, 4-34 to 4-35 aignd signal an...
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Index daqcard e series user manual i -2 national instruments corporation block diagrams daqcard-ai-16e-4, 3-1 daqcard-ai-16xe-50, 3-2 bulletin board support, f-1 c cables. See also i/o connectors. Custom cabling, 1-5 to 1-6 field wiring considerations, 4-44 optional equipment, 1-5 part numbers for c...
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Index national instruments corporation i -3 daqcard e series user manual ground-referenced signal sources, 4-15 illustration, 4-15 nonreferenced or floating signal sources, 4-16 to 4-17 illustration, 4-16 recommended configuration (figure), 4-13 single-ended connections, 4-18 floating signal sources...
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Index daqcard e series user manual i -4 national instruments corporation g general-purpose timing signal connections, 4-37 to 4-43 freq_out signal, 4-43 gpctr0_gate signal, 4-38 gpctr0_out signal, 4-38 to 4-39 gpctr0_source signal, 4-37 to 4-38 gpctr0_up_down signal, 4-39 gpctr1_gate signal, 4-40 to...
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Index national instruments corporation i -5 daqcard e series user manual differential connections diff input configuration, 4-14 floating signal sources, 4-16 to 4-17 ground-referenced signal sources, 4-15 nonreferenced signal sources, 4-16 to 4-17 recommended configuration (figure), 4-13 single-end...
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Index daqcard e series user manual i -6 national instruments corporation pfi0/trig1 signal daqcard-ai-16e-4 (table), 4-6 daqcard-ai-16xe-50 (table), 4-8 description, 4-3 pfi1/trig2 signal daqcard-ai-16e-4 (table), 4-6 daqcard-ai-16xe-50 (table), 4-8 description, 4-4 pfi2/convert* signal daqcard-ai-1...
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Index national instruments corporation i -7 daqcard e series user manual programmable function inputs (pfis). See pfis (programmable function inputs) . Programmable gain instrumentation amplifier. See pgia (programmable gain instrumentation amplifier) . Q questions and answers daqcard e series quest...
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Index daqcard e series user manual i -8 national instruments corporation scanclk signal, 4-26 sisource signal, 4-35 startscan signal, 4-30 to 4-33 trig1 signal, 4-27 to 4-28 trig2 signal, 4-29 to 4-30 typical posttriggered acquisition (figure), 4-25 typical pretriggered acquisition (figure), 4-25 ui...
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Index national instruments corporation i -9 daqcard e series user manual t technical support, f-1 to f-2 temperature daqcard-ai-16e-4, a-7 daqcard-ai-16xe-50, a-12 theory of operation. See hardware overview . Timebases, 3-14 timing connections, 4-22 to 4-43 data acquisition timing connections, 4-24 ...
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Index daqcard e series user manual i -10 national instruments corporation u uisource signal, 4-36 unipolar input daqcard-ai-16e-4, 3-3 daqcard-ai-16xe-50, 3-4 to 3-5 mixing bipolar and unipolar channels (note), 3-5 unpacking daqcard e series, 1-6 v vcc signal daqcard-ai-16e-4 (table), 4-6 daqcard-ai...