National Instruments AT-MIO/AI E Series User Manual

Manual is about: Multifunction I/O Boards for the PC AT

Summary of AT-MIO/AI E Series

  • Page 1

    At-mio/ai e series user manual multifunction i/o boards for the pc at may 1996 edition part number 320517e-01 copyright 1994, 1996 national instruments corporation. All rights reserved. Click here to comment on this document via the national instruments website at http://www.Natinst.Com/documentatio...

  • 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 e-mail: info@natinst.Com ftp site: ftp.Natinst.Com web address: http://www.Natinst.Com bbs united states: (512) 794...

  • Page 3: Important Information

    Important information warranty the at-mio/ai e series boards 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 prov...

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    National instruments corporation v at-mio/ai e series user manual about this manual organization of this manual ........................................................................................Xi conventions used in this manual ....................................................................

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    Table of contents at-mio/ai e series user manual vi national instruments corporation chapter 3 hardware overview analog input ................................................................................................................. 3-6 input mode ................................................

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    Table of contents national instruments corporation vii at-mio/ai e series user manual power connections ........................................................................................................4-30 timing connections .......................................................................

  • Page 7

    Table of contents at-mio/ai e series user manual viii national instruments corporation appendix a specifications at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 ................................................ A-1 at-mio-16e-10 and at-mio-16de-10 ............................................................

  • Page 8

    Table of contents national instruments corporation ix at-mio/ai e series user manual figure 4-1. I/o connector pin assignment for the at-mio-16e-1, at-mio-16e-2, at-mio-16e-10, at-mio-16xe-10, at-ai-16xe-10, and at-mio-16xe-50 ..............................................4-2 figure 4-2. I/o connect...

  • Page 9

    Table of contents at-mio/ai e series user manual x national instruments corporation figure b-1. 68-pin mio connector pin assignments ................................................ B-2 figure b-2. 68-pin dio connector pin assignments ................................................ B-3 figure b-3. ...

  • Page 10: Organization of This Manual

    About this manual national instruments corporation xi at-mio/ai e series user manual this manual describes the electrical and mechanical aspects of each board in the at e series product line and contains information concerning their operation and programming. Unless otherwise noted, text applies to ...

  • Page 11

    About this manual at-mio/ai e series user manual xii national instruments corporation • chapter 4, signal connections, describes how to make input and output signal connections to your at e series board via the board i/o connector. • chapter 5, calibration, discusses the calibration procedures for y...

  • Page 12

    About this manual national instruments corporation xiii at-mio/ai e series user manual ♦ the ♦ indicates that the text following it applies only to specific at e series boards. Angle brackets containing numbers separated by an ellipsis represent a range of values associated with a bit, port, or sign...

  • Page 13: Related Documentation

    About this manual at-mio/ai e series user manual xiv national instruments corporation 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...

  • Page 14: Introduction

    National instruments corporation 1-1 at-mio/ai e series user manual introduction chapter 1 this chapter describes the at e series boards, lists what you need to get started, describes the optional software and optional equipment, and explains how to unpack your at e series board. About the at e seri...

  • Page 15: What You Need to Get Started

    Chapter 1 introduction at-mio/ai e series user manual 1-2 national instruments corporation timing event. The at e series boards have the real-time system integration (rtsi) bus to solve this problem. The rtsi bus consists of our rtsi bus interface and a ribbon cable to route timing and trigger signa...

  • Page 16: Software Programming Choices

    Chapter 1 introduction national instruments corporation 1-3 at-mio/ai e series user manual software programming choices there are several options to choose from when programming your national instruments daq and scxi hardware. You can use labview, labwindows/cvi, ni-daq, or register-level programmin...

  • Page 17

    Chapter 1 introduction at-mio/ai e series user manual 1-4 national instruments corporation ni-daq has both high-level daq i/o functions for maximum ease of use and low-level daq i/o functions for maximum flexibility and performance. Examples of high-level functions are streaming data to disk or acqu...

  • Page 18: Optional Equipment

    Chapter 1 introduction national instruments corporation 1-5 at-mio/ai e series user manual you can use your at e series board, together with other pc, at, eisa, daqcard, and daqpad series daq and scxi hardware, with ni-daq software for pc compatibles. Register-level programming the final option for ...

  • Page 19: Custom Cabling

    Chapter 1 introduction at-mio/ai e series user manual 1-6 national instruments corporation custom cabling national instruments offers cables and accessories for you to prototype your application or to use if you frequently change board interconnections. If you want to develop your own cable, however...

  • Page 20: Unpacking

    Chapter 1 introduction national instruments corporation 1-7 at-mio/ai e series user manual unpacking your at e series board is shipped in an antistatic package to prevent electrostatic damage to the board. Electrostatic discharge can damage several components on the board. To avoid such damage in ha...

  • Page 21: Installation and

    National instruments corporation 2-1 at-mio/ai e series user manual installation and configuration chapter 2 this chapter explains how to install and configure your at e series board. Software installation you may need to install your software before you install your at e series board. Refer to the ...

  • Page 22: Board Configuration

    Chapter 2 installation and configuration at-mio/ai e series user manual 2-2 national instruments corporation 1. Write down the at e series board serial number in the at e series hardware and software configuration form in appendix d at the back of this manual. You will need this serial number when y...

  • Page 23

    Chapter 2 installation and configuration national instruments corporation 2-3 at-mio/ai e series user manual plug and play the at e series boards are fully compatible with the industry-standard plug and play isa specification. A plug and play system arbitrates and assigns resources through software,...

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    Chapter 2 installation and configuration at-mio/ai e series user manual 2-4 national instruments corporation 16-bit dma channels, which correspond to channels 5, 6, and 7 in an isa computer and channels 0, 1, 2, 3, 5, 6, and 7 in an eisa computer. These selections are all software configured and do ...

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    Chapter 2 installation and configuration national instruments corporation 2-5 at-mio/ai e series user manual 300 to 30f 3com etherlink – default 310 to 31f — 320 to 32f icm pc/xt fixed disk controller 330 to 35f — 360 to 363 pc network (low address) 364 to 367 reserved 368 to 36b pc network (high ad...

  • Page 26

    Chapter 2 installation and configuration at-mio/ai e series user manual 2-6 national instruments corporation table 2-2. Pc at interrupt assignment map irq device 15 available 14 fixed disk controller 13 coprocessor 12 at-dio-32f – default 11 at-dio-32f – default 10 at-mio-16 – default 9 pc network –...

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    Chapter 2 installation and configuration national instruments corporation 2-7 at-mio/ai e series user manual note: eisa computers also have channels 0–3 available as 16-bit dma channels. Table 2-3. Pc at 16-bit dma channel assignment map channel device 7 at-mio-16 series – default 6 at-mio-16 series...

  • Page 28: Hardware Overview

    National instruments corporation 3-1 at-mio/ai e series user manual hardware overview chapter 3 this chapter presents an overview of the hardware functions on your at e series board. Figure 3-1 shows the block diagram for the at-mio-16e-1 and at-mio-16e-2 figure 3-1. At-mio-16e-1 and at-mio-16e-2 bl...

  • Page 29

    Chapter 3 hardware overview at-mio/ai e series user manual 3-2 national instruments corporation figure 3-2 shows the block diagram for the at-mio-64e-3. Figure 3-2. At-mio-64e-3 block diagram timing pfi / trigger i/o connector 3 rtsi bus at – i/o channel digital i/o (8) 12-bit sampling a/d converter...

  • Page 30

    Chapter 3 hardware overview national instruments corporation 3-3 at-mio/ai e series user manual figure 3-3 shows the block diagram for the at-mio-16e-10 and at-mio-16de-10. Figure 3-3. At-mio-16e-10 and at-mio-16de-10 block diagram the primary differences between the at-mio-16e-10 and the at-mio-16d...

  • Page 31

    Chapter 3 hardware overview at-mio/ai e series user manual 3-4 national instruments corporation figure 3-4 shows a block diagram for the at-mio-16xe-10. Figure 3-4. At-mio-16xe-10 block diagram timing pfi / trigger i/o connector 3 2 2 rtsi bus at – i/o channel digital i/o (8) 16-bit sampling a/d con...

  • Page 32

    Chapter 3 hardware overview national instruments corporation 3-5 at-mio/ai e series user manual figure 3-5 shows a block diagram for the at-ai-16xe-10. Figure 3-5. At-ai-16xe-10 block diagram timing pfi / trigger i/o connector 3 2 2 rtsi bus at – i/o channel digital i/o (8) 16-bit sampling a/d conve...

  • Page 33: Analog Input

    Chapter 3 hardware overview at-mio/ai e series user manual 3-6 national instruments corporation figure 3-6 shows a block diagram for the at-mio-16xe-50. Figure 3-6. At-mio-16xe-50 block diagram analog input the analog input section of each at e series board is software configurable. You can select d...

  • Page 34

    Chapter 3 hardware overview national instruments corporation 3-7 at-mio/ai e series user manual programmed on a per channel basis for multimode scanning. For example, you can configure the circuitry to scan 12 channels—four differentially configured channels and eight single-ended channels. Table 3-...

  • Page 35

    Chapter 3 hardware overview at-mio/ai e series user manual 3-8 national instruments corporation you can program polarity and range settings on a per channel basis so that you can configure each input channel uniquely. The software-programmable gain on these boards increases their overall flexibility...

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    Chapter 3 hardware overview national instruments corporation 3-9 at-mio/ai e series user manual ♦ at-mio-16xe-10, at-ai-16xe-10, at-mio-16xe-50 these boards have two input polarities—unipolar and bipolar. Unipolar input means that the input voltage range is between 0 and v ref , where v ref is a pos...

  • Page 37

    Chapter 3 hardware overview at-mio/ai e series user manual 3-10 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 ...

  • Page 38

    Chapter 3 hardware overview national instruments corporation 3-11 at-mio/ai e series user manual dither when you enable dither, you add approximately 0.5 lsb rms of white gaussian noise to the signal to be converted by the adc. This addition is useful for applications involving averaging to increase...

  • Page 39

    Chapter 3 hardware overview at-mio/ai e series user manual 3-12 national instruments corporation figure 3-7. Dither you cannot disable dither on the at-mio-16xe-10, at-ai-16xe-10, or at-mio-16xe-50. This is because the resolution of the adc is so fine that the adc and the pgia inherently produce alm...

  • Page 40

    Chapter 3 hardware overview national instruments corporation 3-13 at-mio/ai e series user manual constant and source impedances are low. Refer to appendix a, specifications, for a complete listing of settling times for each of the at e series boards. When scanning among channels at various gains, th...

  • Page 41: Analog Output

    Chapter 3 hardware overview at-mio/ai e series user manual 3-14 national instruments corporation analog output ♦ at-mio-16e-1, at-mio-16e-2, at-mio-64e-3, at-mio-16e-10, at-mio-16de-10 the at e series boards supply two channels of analog output voltage at the i/o connector. You can select the refere...

  • Page 42: Analog Trigger

    Chapter 3 hardware overview national instruments corporation 3-15 at-mio/ai e series user manual selecting a bipolar range for a particular dac means that any data written to that dac will be interpreted as two’s complement format. In two’s complement mode, data values written to the analog output c...

  • Page 43

    Chapter 3 hardware overview at-mio/ai e series user manual 3-16 national instruments corporation shown in figure 3-8. The trigger-level range for the direct analog channel is ± 10 v in 78 mv steps for the at-mio-16e-1, at-mio-16e-2, and at-mio-64e-3, and ± 10 v in 4.9 mv steps for the at-mio-16xe-10...

  • Page 44

    Chapter 3 hardware overview national instruments corporation 3-17 at-mio/ai e series user manual figure 3-9. Below-low-level analog triggering mode in above-high-level analog triggering mode, the trigger is generated when the signal value is greater than highvalue. Lowvalue is unused. Figure 3-10. A...

  • Page 45

    Chapter 3 hardware overview at-mio/ai e series user manual 3-18 national instruments corporation in high-hysteresis analog triggering mode, the trigger is generated when the signal value is greater than highvalue, with the hysteresis specified by lowvalue. Figure 3-12. High-hysteresis analog trigger...

  • Page 46: Digital I/o

    Chapter 3 hardware overview national instruments corporation 3-19 at-mio/ai e series user manual digital i/o the at e series boards contain eight lines of digital i/o for general-purpose use. You can individually configure each line through software for either input or output. The at-mio-16de-10 has...

  • Page 47

    Chapter 3 hardware overview at-mio/ai e series user manual 3-20 national instruments corporation figure 3-14. Convert* signal routing this figure shows that convert* can be generated from a number of sources, including the external signals rtsi and pfi and the internal signals sample interval counte...

  • Page 48

    Chapter 3 hardware overview national instruments corporation 3-21 at-mio/ai e series user manual you can also individually enable each of the pfi pins to output a specific internal timing signal. For example, if you need the update* signal as an output on the i/o connector, software can turn on the ...

  • Page 49

    Chapter 3 hardware overview at-mio/ai e series user manual 3-22 national instruments corporation figure 3-15. Rtsi bus signal connection refer to the timing connections section of chapter 4 for a description of the signals shown in figure 3-15. Rtsi bus connector switch rtsi switch clock trigger 7 d...

  • Page 50: Signal Connections

    National instruments corporation 4-1 at-mio/ai e series user manual signal connections chapter 4 this chapter describes how to make input and output signal connections to your at e series board via the board i/o connector. The i/o connector for the at-mio-16e-1, at-mio-16e-2, at-mio-16e-10, at-mio-1...

  • Page 51

    Chapter 4 signal connections at-mio/ai e series user manual 4-2 national instruments corporation figure 4-1. I/o connector pin assignment for the at-mio-16e-1, at-mio-16e-2, at-mio-16e-10, at-mio-16xe-10, at-ai-16xe-10, and at-mio-16xe-50 1 1 1 2 2 not available on at-ai-16xe-10 not available on at-...

  • Page 52

    Chapter 4 signal connections national instruments corporation 4-3 at-mio/ai e series user manual figure 4-2. I/o connector pin assignment for the at-mio-64e-3 50 100 49 99 48 98 47 97 46 96 45 95 44 94 43 93 42 92 41 91 40 90 39 89 38 88 37 87 36 86 35 85 34 84 33 83 32 82 31 81 30 80 29 79 28 78 27...

  • Page 53

    Chapter 4 signal connections at-mio/ai e series user manual 4-4 national instruments corporation figure 4-3. I/o connector pin assignment for the at-mio-16de-10 50 100 49 99 48 98 47 97 46 96 45 95 44 94 43 93 42 92 41 91 40 90 39 89 38 88 37 87 36 86 35 85 34 84 33 83 32 82 31 81 30 80 29 79 28 78 ...

  • Page 54

    Chapter 4 signal connections national instruments corporation 4-5 at-mio/ai e series user manual 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 return po...

  • Page 55

    Chapter 4 signal connections at-mio/ai e series user manual 4-6 national instruments corporation dio dgnd input or output digital i/o signals—dio6 and 7 can control the up/down signal of general-purpose counters 0 and 1, respectively. Pa dgnd input or output port a—these pins are port a of the extra...

  • Page 56

    Chapter 4 signal connections national instruments corporation 4-7 at-mio/ai e series user manual pfi2/convert* dgnd input output pfi2/convert—as an input, this is one of the pfis. As an output, this is the convert* signal. A high-to-low edge on convert* indicates that an a/d conversion is occurring....

  • Page 57

    Chapter 4 signal connections at-mio/ai e series user manual 4-8 national instruments corporation table 4-1 shows the i/o signal summary for the at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3. Pfi9/gpctr0_gate dgnd input output pfi9/counter 0 gate—as an input, this is one of the pfis. As an output, this...

  • Page 58

    Chapter 4 signal connections national instruments corporation 4-9 at-mio/ai e series user manual dio dio — vcc +0.5 13 at (vcc -0.4) 24 at 0.4 1.1 50 k Ω pu 1 scanclk do — — 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu extstrobe* do — — 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu pfi0/trig1 adio 10 k Ω vcc...

  • Page 59

    Chapter 4 signal connections at-mio/ai e series user manual 4-10 national instruments corporation table 4-2 shows the i/o signal summary for the at-mio-16e-10 and at-mio-16de-10. Table 4-2. I/o signal summary, at-mio-16e-10 and at-mio-16de-10 signal name drive impedance input/ output protection (vol...

  • Page 60

    Chapter 4 signal connections national instruments corporation 4-11 at-mio/ai e series user manual pfi3/gpctr1_source dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu pfi4/gpctr1_gate dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu gpctr1_out do — — 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k ...

  • Page 61

    Chapter 4 signal connections at-mio/ai e series user manual 4-12 national instruments corporation table 4-3 shows the i/o signal summary for the at-mio-16xe-10 and at-ai-16xe-10. Table 4-3. I/o signal summary, at-mio-16xe-10 and at-ai-16xe-10 signal name drive impedance input/ output protection (vol...

  • Page 62

    Chapter 4 signal connections national instruments corporation 4-13 at-mio/ai e series user manual pfi5/update* dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu pfi6/wftrig dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu pfi7/startscan dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k...

  • Page 63

    Chapter 4 signal connections at-mio/ai e series user manual 4-14 national instruments corporation table 4-4 shows the i/o signal summary for the at-mio-16xe-50. Table 4-4. I/o signal summary, at-mio-16xe-50 signal name drive impedance input/ output protection (volts) on/off source (ma at v) sink (ma...

  • Page 64

    Chapter 4 signal connections national instruments corporation 4-15 at-mio/ai e series user manual pfi5/update* dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu pfi6/wftrig dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k Ω pu pfi7/startscan dio — vcc +0.5 3.5 at (vcc -0.4) 5 at 0.4 1.5 50 k...

  • Page 65

    Chapter 4 signal connections at-mio/ai e series user manual 4-16 national instruments corporation analog input signal connections ♦ at-mio-16e-1, ΑΤ -mio-16e-2, at-mio-16e-10, at-mio-16de-10, at-mio-16xe-10, at-ai-16xe-10, at-mio-16xe-50 the analog input signals are ach, aisense, and aignd. The ach ...

  • Page 66

    Chapter 4 signal connections national instruments corporation 4-17 at-mio/ai e series user manual use the pgia in different ways. Figure 4-4 shows a diagram of your at e series board pgia. Figure 4-4. At e series pgia the pgia applies gain and common-mode voltage rejection and presents high input im...

  • Page 67: Types of Signal Sources

    Chapter 4 signal connections at-mio/ai e series user manual 4-18 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 d...

  • Page 68

    Chapter 4 signal connections national instruments corporation 4-19 at-mio/ai e series user manual figure 4-5 summarizes the recommended input configuration for both types of signal sources. Figure 4-5. Summary of analog input connections input differential (diff) single-ended — ground referenced (rs...

  • Page 69

    Chapter 4 signal connections at-mio/ai e series user manual 4-20 national instruments corporation differential connection considerations (diff input configuration) a differential connection is one in which the at e series board analog input signal has its own reference signal or signal return path. ...

  • Page 70

    Chapter 4 signal connections national instruments corporation 4-21 at-mio/ai e series user manual differential connections for ground-referenced signal sources figure 4-6 shows how to connect a ground-referenced signal source to an at e series board channel configured in diff input mode. Figure 4-6....

  • Page 71

    Chapter 4 signal connections at-mio/ai e series user manual 4-22 national instruments corporation differential connections for nonreferenced or floating signal sources figure 4-7 shows how to connect a floating signal source to an at e series board channel configured in diff input mode. Figure 4-7. ...

  • Page 72

    Chapter 4 signal connections national instruments corporation 4-23 at-mio/ai e series user manual 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 signa...

  • Page 73

    Chapter 4 signal connections at-mio/ai e series user manual 4-24 national instruments corporation single-ended connection considerations a single-ended connection is one in which the at e series board analog input signal is referenced to a ground that can be shared with other input signals. The inpu...

  • Page 74

    Chapter 4 signal connections national instruments corporation 4-25 at-mio/ai e series user manual single-ended connections for floating signal sources (rse configuration) figure 4-8 shows how to connect a floating signal source to an at e series board channel configured for rse mode. Figure 4-8. Sin...

  • Page 75

    Chapter 4 signal connections at-mio/ai e series user manual 4-26 national instruments corporation figure 4-9 shows how to connect a grounded signal source to an at e series board channel configured for nrse mode. Figure 4-9. Single-ended input connections for ground-referenced signal common-mode sig...

  • Page 76

    Chapter 4 signal connections national instruments corporation 4-27 at-mio/ai e series user manual analog output signal connections the analog output signals are dac0out, dac1out, extref, and aognd. Dac0out and dac1out are not available on the at-ai-16xe-10. Extref is not available on the at-mio-16xe...

  • Page 77

    Chapter 4 signal connections at-mio/ai e series user manual 4-28 national instruments corporation figure 4-10 shows how to make analog output connections and the external reference input connection to your at e series board. Figure 4-10. Analog output connections the external reference signal can be...

  • Page 78

    Chapter 4 signal connections national instruments corporation 4-29 at-mio/ai e series user manual warning: exceeding the maximum input voltage ratings, which are listed in tables 4-1 through 4-4, can damage the at e series board and the pc. National instruments is not liable for any damages resultin...

  • Page 79: Power Connections

    Chapter 4 signal connections at-mio/ai e series user manual 4-30 national instruments corporation power connections two pins on the i/0 connector supply +5 v from the pc power supply via a self-resetting fuse. The fuse will reset automatically within a few seconds after the overcurrent condition is ...

  • Page 80

    Chapter 4 signal connections national instruments corporation 4-31 at-mio/ai e series user manual external trig1 source and an external convert* source to two of the at e series board pfi pins. Figure 4-12. Timing i/o connections programmable function input connections there are a total of 13 intern...

  • Page 81

    Chapter 4 signal connections at-mio/ai e series user manual 4-32 national instruments corporation detection requirements for each timing signal are listed within the section that discusses that individual signal. In edge-detection mode, the minimum pulse width required is 10 ns. This applies for bot...

  • Page 82

    Chapter 4 signal connections national instruments corporation 4-33 at-mio/ai e series user manual figure 4-14. Typical pretriggered acquisition 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 be...

  • Page 83

    Chapter 4 signal connections at-mio/ai e series user manual 4-34 national instruments corporation extstrobe* signal. A 10 µ s and a 1.2 µ s clock are available for generating a sequence of eight pulses in the hardware-strobe mode. Figure 4-16 shows the timing for the hardware-strobe mode extstrobe* ...

  • Page 84

    Chapter 4 signal connections national instruments corporation 4-35 at-mio/ai e series user manual figure 4-17. Trig1 input signal timing figure 4-18. Trig1 output signal timing the board also uses the trig1 signal to initiate pretriggered data acquisition operations. In most pretriggered application...

  • Page 85

    Chapter 4 signal connections at-mio/ai e series user manual 4-36 national instruments corporation 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 4-13 for the relationship of trig2 to the data acquisition sequence...

  • Page 86

    Chapter 4 signal connections national instruments corporation 4-37 at-mio/ai e series user manual figure 4-20. Trig2 output signal timing startscan signal any pfi pin can externally input the startscan signal, which is available as an output on the pfi7/startscan pin. Refer to figures 4-13 and 4-14 ...

  • Page 87

    Chapter 4 signal connections at-mio/ai e series user manual 4-38 national instruments corporation figures 4-21 and 4-22 show the input and output timing requirements for the startscan signal figure 4-21. Startscan input signal timing figure 4-22. Startscan output signal timing rising-edge polarity f...

  • Page 88

    Chapter 4 signal connections national instruments corporation 4-39 at-mio/ai e series user manual the convert* pulses are masked off until the board generates the startscan signal. If you are using internally generated conversions, the first convert* will appear when the onboard sample interval coun...

  • Page 89

    Chapter 4 signal connections at-mio/ai e series user manual 4-40 national instruments corporation figures 4-23 and 4-24 show the input and output timing requirements for the convert* signal. Figure 4-23. Convert* input signal timing figure 4-24. Convert* output signal timing the adc switches to hold...

  • Page 90

    Chapter 4 signal connections national instruments corporation 4-41 at-mio/ai e series user manual aigate signal any pfi pin can externally input the aigate signal, which is not available as an output on the i/o connector. The aigate signal can mask off scans in a data acquisition sequence. You can c...

  • Page 91

    Chapter 4 signal connections at-mio/ai e series user manual 4-42 national instruments corporation either the 20 mhz or 100 khz internal timebase generates the sisource signal unless you select some external source. Figure 4-25 shows the timing requirements for the sisource signal. Figure 4-25. Sisou...

  • Page 92

    Chapter 4 signal connections national instruments corporation 4-43 at-mio/ai e series user manual figures 4-26 and 4-27 show the input and output timing requirements for the wftrig signal. Figure 4-26. Wftrig input signal timing figure 4-27. Wftrig output signal timing update* signal any pfi pin can...

  • Page 93

    Chapter 4 signal connections at-mio/ai e series user manual 4-44 national instruments corporation figures 4-28 and 4-29 show the input and output timing requirements for the update* signal. Figure 4-28. Update* input signal timing figure 4-29. Update* output signal timing the dacs are updated within...

  • Page 94

    Chapter 4 signal connections national instruments corporation 4-45 at-mio/ai e series user manual 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 ...

  • Page 95

    Chapter 4 signal connections at-mio/ai e series user manual 4-46 national instruments corporation 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_...

  • Page 96

    Chapter 4 signal connections national instruments corporation 4-47 at-mio/ai e series user manual gpctr0_gate signal any pfi pin can externally input the gpctr0_gate signal, which is available as an output on the pfi9/gpctr0_gate pin. As an input, the gpctr0_gate signal is configured in the edge-det...

  • Page 97

    Chapter 4 signal connections at-mio/ai e series user manual 4-48 national instruments corporation figure 4-33. Gpctr0_out signal timing 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 connector. The general-purpose counter 0 will...

  • Page 98

    Chapter 4 signal connections national instruments corporation 4-49 at-mio/ai e series user manual figure 4-34 shows the timing requirements for the gpctr1_source signal. Figure 4-34. Gpctr1_source signal timing the maximum allowed frequency is 20 mhz, with a minimum pulse width of 23 ns high or low....

  • Page 99

    Chapter 4 signal connections at-mio/ai e series user manual 4-50 national instruments corporation figure 4-35 shows the timing requirements for the gpctr1_gate signal. Figure 4-35. Gpctr1_gate signal timing in edge-detection mode gpctr1_out signal this signal is available only as an output on the gp...

  • Page 100

    Chapter 4 signal connections national instruments corporation 4-51 at-mio/ai e series user manual 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 an...

  • Page 101

    Chapter 4 signal connections at-mio/ai e series user manual 4-52 national instruments corporation the gate and out signal transitions shown in figure 4-37 are referenced to the rising edge of the source signal. This timing diagram assumes that the counters are programmed to count rising edges. The s...

  • Page 102

    Chapter 4 signal connections national instruments corporation 4-53 at-mio/ai e series user manual timing specifications for digital i/o ports a, b, and c ♦ at-mio-16de-10 only in addition to its function as a digital i/o port, digital port c, pc, can also be used for handshaking when performing data...

  • Page 103

    Chapter 4 signal connections at-mio/ai e series user manual 4-54 national instruments corporation this section lists the timing specifications for handshaking with the at-mio-16de-10 port c circuitry. The handshaking lines stb* and ibf synchronize input transfers. The handshaking lines obf* and ack*...

  • Page 104

    Chapter 4 signal connections national instruments corporation 4-55 at-mio/ai e series user manual mode 1 input timing the following are the timing specifications for an input transfer in mode 1: figure 4-38. Mode 1 input timing name description minimum maximum t1 stb* pulse width 100 – t2 stb* = 0 t...

  • Page 105

    Chapter 4 signal connections at-mio/ai e series user manual 4-56 national instruments corporation mode 1 output timing the following are the timing specifications for an output transfer in mode 1: figure 4-39. Mode 1 output timing name description minimum maximum t1 wr* = 0 to intr = 0 – 250 t2 wr* ...

  • Page 106

    Chapter 4 signal connections national instruments corporation 4-57 at-mio/ai e series user manual mode 2 bidirectional timing the following are the timing specifications for bidirectional transfers in mode 2: figure 4-40. Mode 2 bidirectional timing name description minimum maximum t1 wr* = 1 to obf...

  • Page 107: Field Wiring Considerations

    Chapter 4 signal connections at-mio/ai e series user manual 4-58 national instruments corporation field wiring considerations environmental noise can seriously affect the accuracy of measurements made with your at e series board if you do not take proper care when running signal wires between signal...

  • Page 108: Calibration

    National instruments corporation 5-1 at-mio/ai e series user manual calibration chapter 5 this chapter discusses the calibration procedures for your at e series board. If you are using the ni-daq device driver, that software includes calibration functions for performing all of the steps in the calib...

  • Page 109: Self-Calibration

    Chapter 5 calibration at-mio/ai e series user manual 5-2 national instruments corporation this method of calibration is not very accurate because it does not take into account the fact that the board measurement and output voltage errors can vary with time and temperature. It is better to self-calib...

  • Page 110: Other Considerations

    Chapter 5 calibration national instruments corporation 5-3 at-mio/ai e series user manual to externally calibrate your board, be sure to use a very accurate external reference. The reference should be several times more accurate than the board itself. For example, to calibrate a 12-bit board, the ex...

  • Page 111: Specifications

    National instruments corporation a-1 at-mio/ai e series user manual specifications appendix a this appendix lists the specifications of each board in the at e series. These specifications are typical at 25 ° c unless otherwise noted. At-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 analog input input cha...

  • Page 112

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 at-mio/ai 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 grou...

  • Page 113

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 national instruments corporation a-3 at-mio/ai e series user manual transfer characteristics relative accuracy ............................. ± 0.5 lsb typ dithered, ± 1.5 lsb max undithered dnl ...................................

  • Page 114

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 at-mio/ai e series user manual a-4 national instruments corporation dynamic characteristics bandwidth ......................... Small signal (-3db) large signal (1% thd) at-mio-16e-1 1.6 mhz 1 mhz at-mio-16e-2, at-mio-64e-3 1 ...

  • Page 115

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 national instruments corporation a-5 at-mio/ai e series user manual crosstalk ........................................... -80 db, dc to 100 khz stability recommended warm-up time ............ 15 min offset temperature coeffici...

  • Page 116

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 at-mio/ai e series user manual a-6 national instruments corporation analog output output characteristics number of channels ...........................2 voltage resolution..........................................12 bits, 1 in...

  • Page 117

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 national instruments corporation a-7 at-mio/ai e series user manual gain error (relative to external reference)........... +0% to +0.5% of output max, not adjustable voltage output ranges .........................................

  • Page 118

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 at-mio/ai e series user manual a-8 national instruments corporation onboard calibration reference level .......................................... 5.000 v ( ± 2.5 mv) (actual value stored in eeprom) temperature coefficient ......

  • Page 119

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 national instruments corporation a-9 at-mio/ai e series user manual base clocks available counter/timers ............................ 20 mhz, 100 khz frequency scalers........................ 10 mhz, 100 khz base clock accurac...

  • Page 120

    Appendix a specifications for at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 at-mio/ai e series user manual a-10 national instruments corporation digital trigger compatibility .....................................Ttl response............................................Rising or falling edge pulse width...

  • Page 121

    National instruments corporation a-11 at-mio/ai e series user manual at-mio-16e-10 and at-mio-16de-10 analog input input characteristics number of channels ...........................16 single-ended or 8 differential, software selectable type of adc .....................................Successive ap...

  • Page 122

    Appendix a specifications for at-mio-16e-10 and at-mio-16de-10 at-mio/ai e series user manual a-12 national instruments corporation data transfers .....................................Dma, interrupts, programmed i/o dma modes.......................................Single transfer, demand transfer con...

  • Page 123

    Appendix a specifications for at-mio-16e-10 and at-mio-16de-10 national instruments corporation a-13 at-mio/ai e series user manual crosstalk ........................................... -80 db, dc to 100 khz stability recommended warm-up time ............ 15 min offset temperature coefficient pregai...

  • Page 124

    Appendix a specifications for at-mio-16e-10 and at-mio-16de-10 at-mio/ai e series user manual a-14 national instruments corporation data transfers .....................................Dma, interrupts, programmed i/o dma modes.......................................Single transfer transfer characteris...

  • Page 125

    Appendix a specifications for at-mio-16e-10 and at-mio-16de-10 national instruments corporation a-15 at-mio/ai e series user manual external reference input range.......................................... ± 11 v overvoltage protection................ ± 35 v powered on, ± 25 v powered off input imped...

  • Page 126

    Appendix a specifications for at-mio-16e-10 and at-mio-16de-10 at-mio/ai e series user manual a-16 national instruments corporation handshaking (at-mio-16de-10 only) ................3-wire digital logic levels............ Level min max input low voltage 0 v 0.8 v input high voltage 2 v 5 v input low...

  • Page 127

    Appendix a specifications for at-mio-16e-10 and at-mio-16de-10 national instruments corporation a-17 at-mio/ai e series user manual power-on state................................... Input (high-z) data transfers at-mio-16e-10 ......................... Programmed i/o at-mio-16de-10 .....................

  • Page 128

    Appendix a specifications for at-mio-16e-10 and at-mio-16de-10 at-mio/ai e series user manual a-18 national instruments corporation power requirement +5 vdc ( ± 5%)...................................0.7 a power available at i/o connector .......+4.65 vdc to +5.25 vdc at 1 a physical dimensions (not ...

  • Page 129

    National instruments corporation a-19 at-mio/ai e series user manual at-mio-16xe-10 and at-ai-16xe-10 analog input input characteristics number of channels ...........................16 single-ended or 8 differential (software-selectable) type of adc .....................................Successive a...

  • Page 130

    Appendix a specifications for at-mio-16xe-10 and at-ai-16xe-10 at-mio/ai e series user manual a-20 national instruments corporation configuration memory size ................512 words transfer characteristics relative accuracy ............................... ± 0.75 lsb typ, ± 1 lsb max dnl.............

  • Page 131

    Appendix a specifications for at-mio-16xe-10 and at-ai-16xe-10 national instruments corporation a-21 at-mio/ai e series user manual dynamic characteristics bandwidth all gains ..................................... 255 khz settling time for full-scale step, all gains and ranges to ± 0.5 lsb ............

  • Page 132

    Appendix a specifications for at-mio-16xe-10 and at-ai-16xe-10 at-mio/ai e series user manual a-22 national instruments corporation analog output (at-mio-16xe-10 only) output characteristics number of channels ...........................2 voltage resolution..........................................1...

  • Page 133

    Appendix a specifications for at-mio-16xe-10 and at-ai-16xe-10 national instruments corporation a-23 at-mio/ai e series user manual dynamic characteristics settling time for full-scale step.......... 10 µ s to ± 1 lsb accuracy slew rate ........................................... 5 v/ µ s noise .......

  • Page 134

    Appendix a specifications for at-mio-16xe-10 and at-ai-16xe-10 at-mio/ai e series user manual a-24 national instruments corporation timing i/o number of channels ...........................2 up/down counter/timers, 1 frequency scaler resolution counter/timers ............................ 24 bits fre...

  • Page 135

    Appendix a specifications for at-mio-16xe-10 and at-ai-16xe-10 national instruments corporation a-25 at-mio/ai e series user manual external input (pfi0/trig1) impedance................................... 10 k Ω coupling ..................................... Dc protection...............................

  • Page 136: At-Mio-16Xe-50

    National instruments corporation a-26 at-mio/ai e series user manual at-mio-16xe-50 analog input input characteristics number of channels ...........................16 single-ended or 8 differential (software-selectable) type of adc .....................................Successive approximation resol...

  • Page 137

    Appendix a specifications for at-mio-16xe-50 national instruments corporation a-27 at-mio/ai e series user manual transfer characteristics relative accuracy .............................. ± 0.5 lsb typ, ± 1 lsb max dnl .................................................. ± 0.5 lsb typ, ± 1 lsb max no ...

  • Page 138

    Appendix a specifications for at-mio-16xe-50 at-mio/ai e series user manual a-28 national instruments corporation settling time for full-scale step ..........50 µ s max to ± 1 lsb, all gains and ranges system noise (including quantization noise) gain = 1, 2, 10 ............................ 0.5 lsb r...

  • Page 139

    Appendix a specifications for at-mio-16xe-50 national instruments corporation a-29 at-mio/ai e series user manual offset error after calibration.......................... ± 0.5 mv max before calibration ....................... ± 85 mv max gain error (relative to calibration reference) after calibrat...

  • Page 140

    Appendix a specifications for at-mio-16xe-50 at-mio/ai e series user manual a-30 national instruments corporation digital i/o number of channels ...........................8 input/output compatibility .....................................Ttl/cmos power-on state ...................................Inp...

  • Page 141

    Appendix a specifications for at-mio-16xe-50 national instruments corporation a-31 at-mio/ai e series user manual min gate pulse duration .................... 10 ns, edge-detect mode data transfers .................................... Dma, interrupts, programmed i/o dma modes ..........................

  • Page 142: Optional Cable Connector

    National instruments corporation b-1 at-mio/ai e series user manual optional cable connector descriptions appendix b this appendix describes the connectors on the optional cables for the at e series boards. Figure b-1 shows the pin assignments for the 68-pin mio connector. This connector is availabl...

  • Page 143

    Appendix b optional cable connector descriptions at-mio/ai e series user manual b-2 national instruments corporation figure b-1. 68-pin mio connector pin assignments 2 1 1 1 2 not available on at-ai-16xe-10 not available on at-mio-16xe-10, at-ai-16xe-10, or at-mio-16xe-50 freq_out gpctr0_out pfi9/gp...

  • Page 144

    Appendix b optional cable connector descriptions national instruments corporation b-3 at-mio/ai e series user manual figure b-2 shows the pin assignments for the 68-pin dio connector. This is the other 68-pin connector available when you use the sh1006868 cable assembly with the at-mio-16de-10. Figu...

  • Page 145

    Appendix b optional cable connector descriptions at-mio/ai e series user manual b-4 national instruments corporation figure b-3 shows the pin assignments for the 68-pin extended analog input connector. This is the other 68-pin connector available when you use the sh1006868 cable assembly with the at...

  • Page 146

    Appendix b optional cable connector descriptions national instruments corporation b-5 at-mio/ai e series user manual figure b-4 shows the pin assignments for the 50-pin mio connector. This connector is available when you use the sh6850 or r6850 cable assemblies with the at-mio-16e-1, at-mio-16e-2, a...

  • Page 147

    Appendix b optional cable connector descriptions at-mio/ai e series user manual b-6 national instruments corporation figure b-5 shows the pin assignments for the 50-pin dio connector. This is the other 50-pin connector available when you use the r1005050 cable assembly with the at-mio-16de-10. Figur...

  • Page 148

    Appendix b optional cable connector descriptions national instruments corporation b-7 at-mio/ai e series user manual figure b-6 shows the pin assignments for the 50-pin extended analog input connector. This is the other 50-pin connector available when you use the r1005050 cable assembly with the at-...

  • Page 149: Common Questions

    National instruments corporation c-1 at-mio/ai e series user manual common questions appendix c this appendix contains a list of commonly asked questions and their answers relating to usage and special features of your at e series board. General information 1. What are the at e series boards? The at...

  • Page 150

    Appendix c common questions at-mio/ai e series user manual c-2 national instruments corporation that some at e series boards have settling times that vary with gain and accuracy. See appendix a for exact specifications. 4. What type of 5 v protection do the at e series boards have? The at e series b...

  • Page 151

    Appendix c common questions national instruments corporation c-3 at-mio/ai e series user manual 10. What special calls must be made in dos or labwindows to use at e series boards? To link in the at e series function calls, you must call use_e_series or one of its subsets. 11. What is the best way to...

  • Page 152

    Appendix c common questions at-mio/ai e series user manual c-4 national instruments corporation 15. Can i sample across a number of channels on an at e series board while each channel is being sampled at a different rate? Ni-daq for pc compatibles version 4.5.1 or later features a new function calle...

  • Page 153

    Appendix c common questions national instruments corporation c-5 at-mio/ai e series user manual b. Set up data acquisition timing so that the timing signal for a/d conversion comes from pfi5, as follows: • if you are using ni-daq, call select_signal(devicenumber, nd_in_convert, nd_pfi_5, nd_high_to_...

  • Page 154

    Appendix c common questions at-mio/ai e series user manual c-6 national instruments corporation 20. What is the difference in timebases between the am9513 counter/timer and the daq-stc? The daq-stc-based mio boards have a 20 mhz timebase. The am9513-based mio boards have a 1 mhz or 5 mhz timebase. 2...

  • Page 155

    Appendix c common questions national instruments corporation c-7 at-mio/ai e series user manual errors. Ni-daq takes a snapshot of transfers and counts how many points have been transferred. If all the points have been transferred and the first instance of this error occurs, ni-daq returns a gpctrda...

  • Page 156

    Appendix c common questions at-mio/ai e series user manual c-8 national instruments corporation a 50 k Ω pull-up resistor. This pull-up resistor will set the dio(0) pin to a logic high when the output is in a high impedance state..

  • Page 157: Customer Communication

    National instruments corporation d-1 at-mio/ai e series user manual customer communication appendix d 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 documentatio...

  • Page 158

    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 159: 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 160: Configuration Form

    At 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 current...

  • Page 161: 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: at-mio/ai e series user manual edition date: may 1996 part number: 320517e-01 please comment on the...

  • Page 162

    National instruments corporation g-1 at-mio/ai e series user manual symbols % percent ± plus or minus ˚ degrees / per + positive of, or plus – negative of, or minus Ω ohms square root of +5v +5 vdc source signal prefix meaning value p- pico- 10 - 12 n- nano- 10 - 9 µ - micro- 10 - 6 m- milli- 10 - 3...

  • Page 163

    Glossary at-mio/ai 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 aigate analog input gate signal aignd analog input ground signal aisense analog input sense signal aisense2 analog i...

  • Page 164

    Glossary national instruments corporation g-3 at-mio/ai e series user manual d d/a digital-to-analog dac d/a converter dac0out analog channel 0 output signal dac1out analog channel 1 output signal daq data acquisition dc direct current dgnd digital ground signal diff differential mode dio digital in...

  • Page 165

    Glossary at-mio/ai e series user manual g-4 national instruments corporation g gpctr0_gate general purpose counter 0 gate signal gpctr1_gate general purpose counter 1 gate signal gpctr0_out general purpose counter 0 output signal gpctr1_out general purpose counter 1 output signal gpctr0_source gener...

  • Page 166

    Glossary national instruments corporation g-5 at-mio/ai e series user manual msb most significant bit n nrse nonreferenced single-ended mode o out output p pc personal computer pfi programmable function input pgia programmable gain instrumentation amplifier ppm parts per million r rms root mean squa...

  • Page 167

    Glossary at-mio/ai e series user manual g-6 national instruments corporation startscan start scan signal t tc terminal count thd total harmonic distortion trig trigger signal ttl transistor-transistor logic u ui update interval uisource update interval counter clock signal update update signal v v v...

  • Page 168

    National instruments corporation i -1 at-mio/ai e series user manual index symbols +5 v signal description, 4-6 power connections, 4-30 a ach signal analog input connections, 4-16 at-mio-16e-10 and at-mio-16de-10 (table), 4-10 at-mio-16xe-10 and at-ai-16xe-10 (table), 4-12 at-mio-16xe-50 (table), 4-...

  • Page 169

    Index at-mio/ai e series user manual i -2 national instruments corporation analog input specifications at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3, a-1 to a-5 amplifier characteristics, a-3 dynamic characteristics, a-4 to a-5 input characteristics, a-1 to a-2 stability, a-5 transfer characteristics,...

  • Page 170

    Index national instruments corporation i -3 at-mio/ai e series user manual software programming choices labview and labwindows/cvi, 1-3 ni-daq driver software, 1-3 to 1-5 register-level programming, 1-5 unpacking, 1-7 b base i/o address selection, 2-3 bipolar input at-mio-16e-1, at-mio-16e-2, at-mio...

  • Page 171

    Index at-mio/ai e series user manual i -4 national instruments corporation dac1out signal analog output connections, 4-27 to 4-28 at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 (table), 4-8 at-mio-16e-10 and at-mio-16de-10 (table), 4-10 at-mio-16xe-10 and at-ai-16xe-10 (table), 4-12 at-mio-16xe-50 (tab...

  • Page 172

    Index national instruments corporation i -5 at-mio/ai e series user manual dither enabling, 3-11 to 3-12 dma channels configuring, 2-3 to 2-4 pc at 16-bit dma channel assignment map (table), 2-7 documentation about the manual, xi conventions used in manual, xii to xiii national instruments documenta...

  • Page 173

    Index at-mio/ai e series user manual i -6 national instruments corporation frequently asked questions. See questions about at e series boards. Ftp support, d-1 fuse, 4-6 g general-purpose timing signal connections, 4-46 to 4-57 freq_out signal, 4-52 gpctr0_gate signal, 4-47 gpctr0_out signal, 4-47 t...

  • Page 174

    Index national instruments corporation i -7 at-mio/ai e series user manual i i/o connectors, 4-1 to 4-15 exceeding maximum ratings (warning), 4-1, 4-16, 4-29 i/o signal summary (table) at-mio-16e-1, at-mio-16e-2, and at-mio-64e-3, 4-8 to 4-9 at-mio-16e-10 and at-mio-16de-10, 4-10 to 4-11 at-mio-16xe...

  • Page 175

    Index at-mio/ai e series user manual i -8 national instruments corporation n ni-daq driver software, 1-3 to 1-5 noise, avoiding, 4-58 nrse (nonreferenced single-ended input) description (table), 3-7 differential connections, 4-22 to 4-23 single-ended connections (nrse configuration), 4-25 o obf* sig...

  • Page 176

    Index national instruments corporation i -9 at-mio/ai e series user manual at-mio-16xe-50 (table), 4-15 description (table), 4-7 pfi6/wftrig signal at-mio-16e-1, at-mio-16e-2 and at-mio-64e-3 (table), 4-9 at-mio-16e-10 and at-mio-16de-10 (table), 4-11 at-mio-16xe-10 and at-ai-16xe-10 (table), 4-13 a...

  • Page 177

    Index at-mio/ai e series user manual i -10 national instruments corporation q questions about at e series boards, c-1 to c-8 analog input and analog output, c-3 to c-5 general information, c-1 to c-2 installation and configuration, c-2 to c-3 timing and digital i/o, c-5 to c-8 r rd* signal (table), ...

  • Page 178

    Index national instruments corporation i -11 at-mio/ai e series user manual convert* signal, 4-39 to 4-40 extstrobe* signal, 4-33 to 4-34 scanclk signal, 4-33 sisource signal, 4-41 to 4-42 startscan signal, 4-37 to 4-39 trig1 signal, 4-34 to 4-35 trig2 signal, 4-36 general-purpose timing signal conn...

  • Page 179

    Index at-mio/ai e series user manual i -12 national instruments corporation output characteristics, a-13 to a-14 stability, a-15 transfer characteristics, a-14 voltage output, a-14 to a-15 bus interface, a-17 digital i/o, a-15 to a-17 environment, a-18 physical, a-18 power requirements, a-18 timing ...

  • Page 180

    Index national instruments corporation i -13 at-mio/ai e series user manual t technical support, d-1 to d-2 theory of operation. See hardware overview. Ach signal description (table), 4-5 timebases, board and rtsi clocks, 3-21 timing connections, 4-30 to 4-57 common questions about, c-5 to c-8 data ...

  • Page 181

    Index at-mio/ai e series user manual i -14 national instruments corporation at-mio-16e-10 and at-mio-16de-10 digital trigger, a-17 rtsi, a-17 at-mio-16xe-10 and at-ai-16xe-10 analog trigger, a-24 to a-25 digital trigger, a-25 rtsi, a-25 at-mio-16xe-50 digital trigger, a-31 rtsi, a-31 troubleshooting...