National Instruments 3.21E+04 manual

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Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones National Instruments 3.21E+04. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica National Instruments 3.21E+04 o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual National Instruments 3.21E+04 se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales National Instruments 3.21E+04, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones National Instruments 3.21E+04 debe contener:
- información acerca de las especificaciones técnicas del dispositivo National Instruments 3.21E+04
- nombre de fabricante y año de fabricación del dispositivo National Instruments 3.21E+04
- condiciones de uso, configuración y mantenimiento del dispositivo National Instruments 3.21E+04
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de National Instruments 3.21E+04 no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de National Instruments 3.21E+04 y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico National Instruments en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de National Instruments 3.21E+04, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo National Instruments 3.21E+04, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual National Instruments 3.21E+04. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 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/documentation/daq/[...]

  • Página 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) 794-5422 or (800) 327-3077 BBS United Kingdom: 01635 [...]

  • Página 3

    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 proves to be defective during the warranty period. Thi[...]

  • Página 4

     National Instruments Corporation v AT-MIO/AI E Series User Manual About This Manual Organization of This Manual ........................................................................................ xi Conventions Used in This Manual ................................................................................ xii National Instruments Docu[...]

  • Página 5

    T able of Contents AT-MIO/AI E Series User Manual vi  National Instruments Corporation Chapter 3 Hardware Overview Analog Input ................................................................................................................. 3-6 Input Mode ..........................................................................................[...]

  • Página 6

    T able of Contents  National Instruments Corporation vii AT-MIO/AI E Series User Manual Power Connections ........................................................................................................ 4-30 Timing Connections ...................................................................................................... 4-30 Prog[...]

  • Página 7

    T able 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 .................................................................... A-11 AT-MIO-16XE-10 and AT-AI-16X[...]

  • Página 8

    T able 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 Connector Pin Assignment for the AT-MIO-64E-3 .....[...]

  • Página 9

    T able 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. 68-Pin Extended Analog Input Connector Pin As[...]

  • Página 10

    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 all boards in the AT E Series. The AT E Series[...]

  • Página 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 your AT E Series board. • Appendix A, Sp[...]

  • Página 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 signal name (for example, ACH<0..7[...]

  • Página 13

    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 instructions. Related Documentation The f[...]

  • Página 14

     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 Series Thank you for buying a National Instruments[...]

  • Página 15

    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 signals between several functions on as many as fiv[...]

  • Página 16

    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 programming. LabVIEW and LabWindows/CVI Application Soft[...]

  • Página 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 acquiring a certain number of data points. An exam[...]

  • Página 18

    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 programming any National Instruments DAQ hardw[...]

  • Página 19

    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, the following guidelines may be useful: • [...]

  • Página 20

    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 handling the board, take the following precautio[...]

  • Página 21

     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 appropriate release notes indicated below for [...]

  • Página 22

    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 you install and configure your software . 2. T[...]

  • Página 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, freeing you from manually setting switches a[...]

  • Página 24

    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 not require you to manually change any settin[...]

  • Página 25

    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 address) 36C to 36F Reserved 370 to 366 P[...]

  • Página 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 – default PC Network Alternate – def[...]

  • Página 27

    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 – default AT-DIO-32F – default 5 AT-[...]

  • Página 28

     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 Block Diagram Timing PFI / Trigger I/O Connector[...]

  • Página 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 EEPROM Configuration Memory + NI-PGIA Gain [...]

  • Página 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-16DE-10 are in the 8255 DIO port, which is not pr[...]

  • Página 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 Converter EEPROM Configuration Memory REF Buffe[...]

  • Página 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 Converter EEPROM Configuration Memory REF Buffer [...]

  • Página 33

    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 different analog input configurations through a[...]

  • Página 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 3-1 describes the three input configurations. [...]

  • Página 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 by matching the input signal ranges to those [...]

  • Página 36

    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 positive reference voltage. Bipolar input mea[...]

  • Página 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 reduces the voltage resolution. Choosing a sma[...]

  • Página 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 the resolution of your AT E Series board, as [...]

  • Página 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 almost 0.5 LSB rms of noise. This is equivalent t[...]

  • Página 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, the settling times may increase. When the PGIA [...]

  • Página 41

    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 reference and range for the analog output circuitr[...]

  • Página 42

    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 channel can be either positive or negative.[...]

  • Página 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 and AT-AI-16XE-10. The range for the post-P[...]

  • Página 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. Above-High-Level Analog Triggering Mode In ins[...]

  • Página 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 Triggering Mode In low-hysteresis analog triggering[...]

  • Página 46

    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 24 additional DIO lines, configured as three [...]

  • Página 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<0..6> and PFI<0..9> and the internal signals Sample Interval Counter TC and GPCTR0_OUT. M[...]

  • Página 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 output driver for the PFI5/UPDATE* pin. Board [...]

  • Página 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 DAQ-STC TRIG1 TRIG2 CONVERT* UPDATE* WFTRIG GPC[...]

  • Página 50

     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-16XE-10, AT-AI-16XE-10, and AT-MIO-16XE-50 has [...]

  • Página 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-MIO-16XE-10, AT-AI-16XE-10, or AT-MIO-16XE-50 [...]

  • Página 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 77 26 76 25 75 24 74 23 73 22 72 21 71 20 70 [...]

  • Página 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 27 77 26 76 25 75 24 74 23 73 22 72 21 71 20 7[...]

  • Página 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 point for differential measurements. All t[...]

  • Página 55

    Chapter 4 Signal Connections AT-MIO/AI E Series User Manual 4-6  National Instruments Corporation DIO<0..7> 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<0..7> DGND Input or Output Port A—These pins are port A of the extra digital I/O signa[...]

  • Página 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. PFI3/GPCTR1_SOURCE DGND Input Output PFI3/C[...]

  • Página 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 is the GPCTR0_GATE signal. This signal refl[...]

  • Página 58

    Chapter 4 Signal Connections  National Instruments Corporation 4-9 AT-MIO/AI E Series User Manual DIO<0..7> DIO — V cc +0.5 13 at (V cc -0.4) 24 at 0.4 1.1 50 k Ω pu 1 SCANCLK DO — — 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu EXTSTROBE* DO — — 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI0/TRIG1 ADIO 10 k Ω V cc +0.5/ ± 3[...]

  • Página 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 (Volts) On/Off Source (mA at V) Sink (mA at V) Ris[...]

  • Página 60

    Chapter 4 Signal Connections  National Instruments Corporation 4-11 AT-MIO/AI E Series User Manual PFI3/GPCTR1_SOURCE DIO — V cc +0.5 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI4/GPCTR1_GATE DIO — V cc +0.5 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu GPCTR1_OUT DO — — 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI5/UPDATE* DIO — V[...]

  • Página 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 (Volts) On/Off Source (mA at V) Sink (mA at V) Ris[...]

  • Página 62

    Chapter 4 Signal Connections  National Instruments Corporation 4-13 AT-MIO/AI E Series User Manual PFI5/UPDATE* DIO — V cc +0.5 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI6/WFTRIG DIO — V cc +0.5 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI7/STARTSCAN DIO — V cc +0.5 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI8/GPCTR0_SOURCE DIO[...]

  • Página 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 at V) Rise Time (ns) Bias ACH<0..15> AI[...]

  • Página 64

    Chapter 4 Signal Connections  National Instruments Corporation 4-15 AT-MIO/AI E Series User Manual PFI5/UPDATE* DIO — V cc +0.5 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI6/WFTRIG DIO — V cc +0.5 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI7/STARTSCAN DIO — V cc +0.5 3.5 at (V cc -0.4) 5 at 0.4 1.5 50 k Ω pu PFI8/GPCTR0_SOURCE DIO[...]

  • Página 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<0..15>, AISENSE, and AIGND. The ACH<0..15> signals are tied[...]

  • Página 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 impedance to the analog input signals connected [...]

  • Página 67

    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 describe these two types of signals. Floating S[...]

  • Página 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 (RSE) Single-Ended — Nonreferenced (NRSE) Flo[...]

  • Página 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. These connections are available when the selec[...]

  • Página 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. Differential Input Connections for Ground-Ref[...]

  • Página 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. Differential Input Connections for Nonreferenc[...]

  • Página 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 signal path significantly out of balance. Noise t[...]

  • Página 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 input signal is tied to the positive input of the [...]

  • Página 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. Single-Ended Input Connections for Nonreferenced [...]

  • Página 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 Signal Rejection Considerations Figures 4-6 and 4[...]

  • Página 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-10, AT-AI-16XE-10, or AT-MIO-16XE-50 . DAC0OU[...]

  • Página 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 either a DC or an AC signal. The board multip[...]

  • Página 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 resulting from such signal connections. Figure 4-11 sh[...]

  • Página 79

    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 removed. These pins are referenced to DGND and[...]

  • Página 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 internal timing signals that you can externally cont[...]

  • Página 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 both rising-edge and falling-edge polarity settin[...]

  • Página 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 begins. The polarity of this output is software [...]

  • Página 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* signal. Figure 4-16. EXTSTROBE* Signal Timin[...]

  • Página 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 applications, the TRIG1 signal is generated by a software[...]

  • Página 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. As an input, the TRIG2 signal is configured [...]

  • Página 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 for the relationship of STARTSCAN to the data [...]

  • Página 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 Falling-edge polarity t w t w = 10 ns minimum t[...]

  • Página 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 counter reaches zero. If you select an external CO[...]

  • Página 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 mode within 60 ns of the selected edge. This [...]

  • Página 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 configure the PFI pin you select as the source [...]

  • Página 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. SISOURCE Signal Timing Waveform Generation Timing C[...]

  • Página 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 externally input the UPDATE* signal, which is[...]

  • Página 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 100 ns of the leading edge. Separate the UPDA[...]

  • Página 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 of the UPDATE* signal. You must configure the [...]

  • Página 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_OUT. GPCTR0_SOURCE Signal Any PFI pin can exte[...]

  • Página 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-detection mode. You can select any PFI pin as the[...]

  • Página 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 count down when this pin is at a logic low an[...]

  • Página 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. There is no minimum frequency limitation. The[...]

  • Página 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 GPCTR1_OUT pin. The GPCTR1_OUT signal monitors t[...]

  • Página 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 and counts up at a logic high. This input can be[...]

  • Página 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 same timing diagram, but with the source signal[...]

  • Página 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<0..7>, can also be used for handshaking when performing data transfers with ports A and B. T[...]

  • Página 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* synchronize output transfers. The following s[...]

  • Página 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 to IBF = 1 – 150 T3 Data before STB* = 1 20[...]

  • Página 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* = 1 to Output – 200 T3 WR* = 1 to OBF* = 0[...]

  • Página 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* = 0 – 150 T2 Data before STB* = 1 20 – T[...]

  • Página 107

    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 sources and the board. The following recommen[...]

  • Página 108

     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 calibration process. Calibration refers to the proc[...]

  • Página 109

    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-calibrate when the board is installed in the enviro[...]

  • Página 110

    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 external reference should be at least ± 0.005% [...]

  • Página 111

     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 Characteristics Number of channels AT-MIO-16E-1,[...]

  • Página 112

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 ground Overvoltage protection .........[...]

  • Página 113

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 .................................................. ± 0.5 LSB typ, ±[...]

  • Página 114

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 MHz 300 kHz Settling time for full-scal[...]

  • Página 115

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 coefficient Pregain ...........................[...]

  • Página 116

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 4,096 Max update rate FIFO mode wav[...]

  • Página 117

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 .............................................. ± 10 V, 0 to 10 V, ± EXTREF,[...]

  • Página 118

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 .............. ± 5 ppm/ ° C max Long-te[...]

  • Página 119

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 accuracy .......................... ± 0.01% M[...]

  • Página 120

    Appendix A Specifications for A T -MIO-16E-1, A T -MIO-16E-2 and A T -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 ...................................[...]

  • Página 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 approximation Resolution ......................[...]

  • Página 122

    Appendix A Specifications for A T -MIO-16E-10 and A T -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 Configuration memory size ...............[...]

  • Página 123

    Appendix A Specifications for A T -MIO-16E-10 and A T -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 Pregain .......................................[...]

  • Página 124

    Appendix A Specifications for A T -MIO-16E-10 and A T -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 Characteristics Relative accuracy (INL) After cal[...]

  • Página 125

    Appendix A Specifications for A T -MIO-16E-10 and A T -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 impedance.......................... 10 k [...]

  • Página 126

    Appendix A Specifications for A T -MIO-16E-10 and A T -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 current (V in = 0 V) — -320 µ A Inp[...]

  • Página 127

    Appendix A Specifications for A T -MIO-16E-10 and A T -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 ...................... Interrupts, programmed I/O Timing I[...]

  • Página 128

    Appendix A Specifications for A T -MIO-16E-10 and A T -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 including connectors) ................[...]

  • Página 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 approximation Resolution ......................[...]

  • Página 130

    Appendix A Specifications for A T -MIO-16XE-10 and A T -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 ...............................................[...]

  • Página 131

    Appendix A Specifications for A T -MIO-16XE-10 and A T -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 ............................... 40 µ s typ To ±[...]

  • Página 132

    Appendix A Specifications for A T -MIO-16XE-10 and A T -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 .......................................... 16 bits, 1 in 65,536 Max update rate ..[...]

  • Página 133

    Appendix A Specifications for A T -MIO-16XE-10 and A T -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 ..........................................[...]

  • Página 134

    Appendix A Specifications for A T -MIO-16XE-10 and A T -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 Frequency scaler ......................... [...]

  • Página 135

    Appendix A Specifications for A T -MIO-16XE-10 and A T -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.................................... -0.5 to Vcc +0.5 V when config[...]

  • Página 136

     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 Resolution ........................................[...]

  • Página 137

    Appendix A Specifications for A T -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 missing codes .........................[...]

  • Página 138

    Appendix A Specifications for A T -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 rms Gain = 100 ..........................[...]

  • Página 139

    Appendix A Specifications for A T -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 calibration .......................... ± 0.01% [...]

  • Página 140

    Appendix A Specifications for A T -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 ................................... Input (High-Z) Data transfers .............[...]

  • Página 141

    Appendix A Specifications for A T -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 ...................................... Single transfer Triggers Di[...]

  • Página 142

     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 available when you use the SH6868 or R6868 cable assem[...]

  • Página 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/GPCTR0_GATE DGND PFI6/WFTRIG PFI5/UPDATE* DGND +[...]

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    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. Figure B-2. 68-Pin DIO Connector Pin Assignments N[...]

  • Página 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-MIO-64E-3. Figure B-3. 68-Pin Extended Analog[...]

  • Página 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, AT-MIO-16E-10, AT-MIO-16XE-10, AT-AI-16XE-10, o[...]

  • Página 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. Figure B-5. 50-Pin DIO Connector Pin Assignments +5[...]

  • Página 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-MIO-64E-3 . Figure B-6. 50-Pin Extended Analog[...]

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     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 E Series boards are switchless and jumperless[...]

  • Página 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 boards have 5 V lines equipped with a self-rese[...]

  • Página 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 test my board without having to program the b[...]

  • Página 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 called SCAN_Sequence_Setup , which allows for multi[...]

  • Página 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_LOW) . • If you are using LabVIEW, invoke [...]

  • Página 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. 21. The counter/timer examples supplied with NI[...]

  • Página 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 gpctrDataTransferWarning indicating that the error co[...]

  • Página 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.[...]

  • Página 157

     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 documentation. When you contact us, we need the informatio[...]

  • Página 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-mail at the Internet addresses listed below. Remembe[...]

  • Página 159

    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 our applications engineers answer your questions m[...]

  • Página 160

    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 configuration. Completing this form accurately be[...]

  • Página 161

    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 completeness, clarity, and organization of the ma[...]

  • Página 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 k- kilo- 10 3 M- mega- 10 6 G- giga- 1[...]

  • Página 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 input sense 2 signal ANSI American National Sta[...]

  • Página 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 input/output DMA direct memory access DNL differ[...]

  • Página 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 general purpose counter 0 clock source signal GPCTR[...]

  • Página 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 square RSE referenced single-ended mode RTD resist[...]

  • Página 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 volts VDC volts direct current V IH volts, inpu[...]

  • Página 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<0..15> 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), 4-14 description (table), 4-5 ACH&l[...]

  • Página 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, A-3 AT-MIO-16E-10 and AT-MIO-16DE-10 amplifie[...]

  • Página 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-64E-3, AT-MIO-16E-10, and AT-MIO-16DE-10, 3-7[...]

  • Página 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 (table), 4-14 description (table), 4-5 DAQ-STC, C-[...]

  • Página 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 documentation, xiii to xiv organization of manual, xi t[...]

  • Página 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 to 4-48 GPCTR0_SOURCE signal, 4-46 GPCTR0_UP_DO[...]

  • Página 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-10 and AT-AI-16XE-10, 4-12 to 4-13 AT-MIO-16X[...]

  • Página 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* signal (table), 4-54 operation of AT E series boa[...]

  • Página 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 AT-MIO-16XE-50 (table), 4-15 description (table[...]

  • Página 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), 4-54 reference selection, analog output, 3-14 [...]

  • Página 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 connections, 4-46 to 4-57 FREQ_OUT signal, 4-52 GP[...]

  • Página 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 I/O, A-17 triggers digital trigger, A-17 RTSI,[...]

  • Página 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<0..63> 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 acquisition timing connections, 4[...]

  • Página 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. See questions about AT E series boards. U UI[...]