Resumen del contenido incluido en la página 1
Lab-PC+
User Manual
Low-Cost Multifunction I/O Board for ISA
June 1996 Edition
Part Number 320502B-01
© Copyright 1992, 1996 National Instruments Corporation.
All Rights Reserved.
Resumen del contenido incluido en la página 2
National Instruments Corporate Headquarters 6504 Bridge Point Parkway Austin, TX 78730-5039 (512) 794-0100 Technical support fax: (512) 794-5678 Branch Offices: Australia 03 9 879 9422, Austria 0662 45 79 90 0, Belgium 02 757 00 20, Canada (Ontario) 519 622 9310, Canada (Québec) 514 694 8521, Denmark 45 76 26 00, Finland 90 527 2321, France 1 48 14 24 24, Germany 089 741 31 30, Hong Kong 2645 3186, Italy 02 413091, Japan 03 5472 2970, Korea 02 596 7456, Mexico 95 800 010 0793, Netherlands 0348 4
Resumen del contenido incluido en la página 3
Warranty The Lab-PC+ board is 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. This warranty includes parts and labor. The media on which you receive National Instruments software are warranted not to fail to execute programming instructions, due to defects in mate
Resumen del contenido incluido en la página 4
WARNING REGARDING MEDICAL AND CLINICAL USE OF NATIONAL INSTRUMENTS PRODUCTS National Instruments products are not designed with components and testing intended to ensure a level of reliability suitable for use in treatment and diagnosis of humans. Applications of National Instruments products involving medical or clinical treatment can create a potential for accidental injury caused by product failure, or by errors on the part of the user or application designer. Any use or application of Nati
Resumen del contenido incluido en la página 5
Contents About This Manual xi ........................................................................................................... Organization of the Lab-PC+ User Manual xi .................................................................. Conventions Used in This Manual xii ................................................................................. National Instruments Docu
Resumen del contenido incluido en la página 6
Contents Chapter 3 3-1 ............................................................................................................ Signal Connections I/O Connector Pin Description 3-1 ....................................................................................... Signal Connection Descriptions 3-2 ......................................................................... Analog Input Signal Connections 3-4 ...................................................................... Types of
Resumen del contenido incluido en la página 7
Contents Chapter 5 5-1 ............................................................................................................................. Calibration Calibration Equipment Requirements 5-1 ............................................................................ Calibration Trimpots 5-2 ...................................................................................................... Analog Input Calibration 5-3 .................................................................
Resumen del contenido incluido en la página 8
Contents Figures Figure 1-1. The Relationship between the Programming Environment, NI-DAQ, and Your Hardware 1-3 ............................................................................ Figure 2-1. Parts Locator Diagram 2-2 ....................................................................................... Figure 2-2. Example Base I/O Address Switch Settings 2-4 ...................................................... Figure 2-3. DMA Jumper Settings for DMA Channel 3 (Factory Setting) 2-6
Resumen del contenido incluido en la página 9
Contents Tables Table 2-1. PC Bus Interface Factory Settings 2-3 ..................................................................... Table 2-2. Switch Settings with Corresponding Base I/O Address and Base I/O Address Space 2-5 ..................................................................................... Table 2-3. DMA Channels for the Lab-PC+ 2-6 ....................................................................... Table 2-4. Analog I/O Jumper Settings 2-9 ...........................
Resumen del contenido incluido en la página 10
About This Manual This manual describes the electrical and mechanical aspects of the Lab-PC+ and contains information concerning its operation and programming. The Lab-PC+ is a low-cost multifunction analog, digital, and timing I/O board for PC compatible computers. Organization of the Lab-PC+ User Manual The Lab-PC+ User Manual is organized as follows: • Chapter 1, Introduction, describes t
Resumen del contenido incluido en la página 11
About This Manual • The Glossary contains an alphabetical list and description of terms used in this manual, including abbreviations, acronyms, metric prefixes, mnemonics, and symbols. • The Index contains an alphabetical list of key terms and topics used in this manual, including the page where each one can be found. Conventions Used in This Manual The following conventions appear in this manual. 8253 8253 refers to the OKI Semiconductor 82C53 System Timing Controller integrated circuit. < > An
Resumen del contenido incluido en la página 12
About this Manual National Instruments Documentation The Lab-PC+ User Manual is one piece of the documentation set for your DAQ system. You could have any of several types of manuals depending on the hardware and software in your system. Use the manuals you have as follows: • Getting Started with SCXI—If you are using SCXI, this is the first manual you should read. It gives an overview of the SCXI system and contains the most commonly needed information for the modules, chassis, and software.
Resumen del contenido incluido en la página 13
Chapter 1 Introduction This chapter describes the Lab-PC+; lists what you need to get started; describes the optional software and optional equipment; and explains how to unpack the Lab-PC+. About the Lab-PC+ The Lab-PC+ is a low-cost multifunction analog, digital, and timing I/O board for the PC. The Lab-PC+ contains a 12-bit successive-approximation ADC with eight analog inputs, which c
Resumen del contenido incluido en la página 14
Introduction Chapter 1 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 Software LabVIEW and LabWindows/CVI are innovative program development software packages for data acquisition and control applications. LabVIEW uses graphical programming, whereas LabWindows/CVI enhances traditional programmin
Resumen del contenido incluido en la página 15
Chapter 1 Introduction NI-DAQ also internally addresses many of the complex issues between the computer and the DAQ hardware such as programming interrupts and DMA controllers. NI-DAQ maintains a consistent software interface among its different versions so that you can change platforms with minimal modifications to your code. Whether you are using conventional programming languages, LabVIEW, or LabWindows/CVI, your application uses the NI-DAQ driver software, as illustrated in Figure 1-1. Conve
Resumen del contenido incluido en la página 16
Introduction Chapter 1 Optional Equipment National Instruments offers a variety of products to use with your Lab-PC+ board, including cables, connector blocks, and other accessories, as follows: • Cables and cable assemblies, shielded and ribbon • Connector blocks, shielded and unshielded 50, 68, and 100-pin screw terminals • Real Time System Integration (RTSI) bus cables • Signal Condition eXtension for Instrumentation (SCXI) modules and accessories for isolating, amplifying, exciting, and mult
Resumen del contenido incluido en la página 17
Chapter 2 Configuration and Installation This chapter describes the Lab-PC+ jumper configuration and installation of the Lab-PC+ board in your computer. Board Configuration The Lab-PC+ contains six jumpers and one DIP switch to configure the PC bus interface and analog I/O settings. The DIP switch is used to set the base I/O address.
Resumen del contenido incluido en la página 18
Configuration and Installation Chapter 2 3 4 5 6 7 8 2 9 1 13 12 11 10
1 Assembly Number 5 W2 8 Serial Number 11 W6 2 Spare Fuse 6 W3 9 J1 12 W5 3 U1 7 W4 10 Fuse 13 Product Name 4W1 Figure 2-1. Parts Locator Diagram Lab-PC+ User Manual 2-2 © National Instruments Corporation
Resumen del contenido incluido en la página 19
Chapter 2 Configuration and Installation Table 2-1. PC Bus Interface Factory Settings Lab-PC+ Board Default Settings Hardware Implementation Base I/O Address Hex 260 1 2 3 4 5 O N O F F DMA Channel DMA Channel 3 W6: DRQ3, DACK*3 (factory setting) Interrupt Level Interrupt level 5 selected W5: Row 5 (factory setting) Note: The shaded portion indicates the side of the switch that is pressed down. Base I/O Address Selection The base I/O address for the Lab-PC+ is determined by the switches at posi
Resumen del contenido incluido en la página 20
Configuration and Installation Chapter 2 1 2 3 4 5 O This side down for 0 — N O This side down for 1 — F F A. Switches Set to Base I/O Address of Hex 000 1 2 3 4 5 O This side down for 0 — N O This side down for 1 — F F B. Switches Set to Base I/O Address of Hex 260 (Factory Setting) Figure 2-2. Example Base I/O Address Switch Settings The five least significant bits of the address (A4 through A0) are decoded by the Lab-PC+ to select the appropriate Lab-PC+ register. To change the ba
