Resumen del contenido incluido en la página 1
DAQ
6527 User Manual
Isolated Digital I/O Interface
for PCI, PXI, and CompactPCI
6527 User Manual
December 1999 Edition
Part Number 322164A-01
Resumen del contenido incluido en la página 2
Worldwide Technical Support and Product Information www.ni.com National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin, Texas 78759-3504 USA Tel: 512 794 0100 Worldwide Offices Australia 03 9879 5166, Austria 0662 45 79 90 0, Belgium 02 757 00 20, Brazil 011 284 5011, Canada (Calgary) 403 274 9391, Canada (Ontario) 905 785 0085, Canada (Québec) 514 694 8521, China 0755 3904939, Denmark 45 76 26 00, Finland 09 725 725 11, France 01 48 14 24 24, Germany 089 741 31 30, Gr
Resumen del contenido incluido en la página 3
Important Information Warranty The 6527 device 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,
Resumen del contenido incluido en la página 4
Contents About This Manual How To Use the Manual Set..........................................................................................ix Conventions ...................................................................................................................x Related Documentation..................................................................................................x Chapter 1 Introduction About the 6527 Device ............................................................
Resumen del contenido incluido en la página 5
Contents Solid-State Relay Outputs ............................................................................................. 3-9 Output Channels.............................................................................................. 3-9 Overcurrent Protection.................................................................................... 3-12 Power-on and Power-off Conditions............................................................... 3-12 Chapter 4 Device Overview Functional Ov
Resumen del contenido incluido en la página 6
Contents Tables Table 3-1. Port Functionality for 6527 Devices .....................................................3-3 Table 3-2. Signal Descriptions for 6527 Device I/O Connectors...........................3-5 Table 4-1. Digital Filter Characteristics .................................................................4-4 Table 4-2. Change Notification Example ...............................................................4-6 © National Instruments Corporation vii 6527 User Manual
Resumen del contenido incluido en la página 7
About This Manual This manual describes the electrical and mechanical aspects of the 6527 devices, and contains information concerning their operation and programming. Unless otherwise noted, the text applies to all devices in the 6527 family, which includes the PCI-6527 and PXI-6527. How To Use the Manual Set The 6527 User Manual is one piece of the documentation set for your data acquisition system. You could have any of several types of manuals, depending on the hardware and software in
Resumen del contenido incluido en la página 8
About This Manual Conventions The following conventions appear in this manual: <> Angle brackets that contain numbers separated by an ellipsis represent a range of values associated with a bit or signal name—for example, DIG+0.<3..0>. ♦ The ♦ symbol indicates that the text following it applies only to a specific product, a specific operating system, or a specific software version. This icon denotes a note, which alerts you to important information. This icon denotes a caution, which advises y
Resumen del contenido incluido en la página 9
1 Introduction This chapter describes the 6527 devices; lists what you need to get started, software programming choices, and optional equipment; describes custom cabling options; and explains how to unpack your board. About the 6527 Device Thank you for purchasing a National Instruments 6527 device. The 6527 devices are 48-bit, parallel, isolated digital I/O interfaces for PCI bus computers and PXI or Compact PCI chassis. The 6527 devices offer 48 channels of isolated digital data acquisit
Resumen del contenido incluido en la página 10
Chapter 1 Introduction Using PXI with CompactPCI Using PXI-compatible products with standard CompactPCI products is an important feature provided by the PXI Specification, Revision 1.0. If you use a PXI-compatible plug-in device in a standard CompactPCI chassis, you will be unable to use PXI-specific functions, but you can still use the basic plug-in device functions. All 6527 device functions are available in a CompactPCI chassis. The CompactPCI specification permits vendors to develop sub
Resumen del contenido incluido en la página 11
Chapter 1 Introduction Unpacking Your 6527 device 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 precautions: • Ground yourself via a grounding strap or by holding a grounded object. • Touch the antistatic package to a metal part of your computer chassis before removing the board from the package. • Remove the board from the pac
Resumen del contenido incluido en la página 12
Chapter 1 Introduction ComponentWorks contains tools for data acquisition and instrument control built on NI-DAQ driver software. ComponentWorks provides a higher-level programming interface for building virtual instruments through standard OLE controls and DLLs. With ComponentWorks, you can use all of the configuration tools, resource management utilities, and interactive control utilities included with NI-DAQ. Using LabVIEW, LabWindows/CVI, or ComponentWorks software will greatly reduce
Resumen del contenido incluido en la página 13
Chapter 1 Introduction LabVIEW, Conventional LabWindows/CVI, Programming Environment or ComponentWorks NI-DAQ Driver Software Personal DAQ or Computer or SCXI Hardware Workstation Figure 1-1. The Relationship between the Programming Environment, NI-DAQ, and Your Hardware Optional Equipment National Instruments offers a variety of products to use with your 6527 device, including cables, connector blocks, and other accessories, as follows: • Cables and cable assemblies, shielded and ribbo
Resumen del contenido incluido en la página 14
Chapter 1 Introduction 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, note that the 6527 device uses a 100-pin female cable header. AMP Corporation part number 749621-9 may be used for the mating connector. Backshells available for use on a cable with this connector include the following: • AMP 749081-1 • AMP 749854-1 These backshells have
Resumen del contenido incluido en la página 15
2 Installation and Configuration This chapter describes how to install and configure your 6527 device. Software Installation Note Install your software before you install your 6527 device. Refer to the appropriate release notes indicated below for specific instructions on the software installation sequence. If you are using NI-DAQ, refer to your NI-DAQ release notes. Find the installation section for your operating system and follow the instructions given there. If you are using LabVIEW, LabW
Resumen del contenido incluido en la página 16
Chapter 2 Installation and Configuration 3. Remove the expansion slot cover on the back panel of the computer. 4. Touch a metal part inside your computer to discharge any static electricity that might be on your clothes or body. 5. Insert the PCI-6527 in a 5 V PCI slot. It may be a tight fit, but do not force the device into place. 6. Screw the mounting bracket of the PCI-6527 to the back panel rail of the computer. 7. Visually verify the installation. 8. Replace the top cover of your compute
Resumen del contenido incluido en la página 17
3 Signal Connections This chapter describes the pin arrangement, signal names, and signal connections on your 6527 device. Caution Connections that exceed any of the maximum ratings of input or output signals on your 6527 device can damage the board and your computer. The description of each signal in this chapter includes information about maximum input ratings. National Instruments is not liable for any damages resulting from signal connections that exceed these maximum ratings. I/O Conne
Resumen del contenido incluido en la página 18
Chapter 3 Signal Connections Note For input ports, connect the higher voltage to the DIG+ pin and the lower voltage to the DIG– pin. For output ports, you can connect signals to the two pins of each line without regard to which voltage is higher. The output lines consist of solid-state relays and act as bidirectional switches. DIG+2.7 151 DIG+5.7 DIG–2.7 252 DIG–5.7 DIG+2.6 353 DIG+5.6 DIG–2.6 454 DIG–5.6 DIG+2.5 555 DIG+5.5 DIG–2.5 656 DIG–5.5 DIG+2.4 757 DIG+5.4 DIG–2.4 858 DIG–5.4 DIG+2.3
Resumen del contenido incluido en la página 19
Chapter 3 Signal Connections Table 3-1 shows the functionality of each port. Table 3-1. Port Functionality for 6527 Devices Port Function 0 Input 1 Input 2 Input 3 Output with readback 4 Output with readback 5 Output with readback Cable Assembly Connectors The optional R1005050 cable assembly you can use with the 6527 device is an assembly of two 50-pin cables and three connectors. Both cables are joined to a single connector on one end and to individual connectors on the free ends. The 100-
Resumen del contenido incluido en la página 20
Chapter 3 Signal Connections DIG+2.7 12 DIG–2.7 DIG+5.7 51 52 DIG–5.7 DIG+2.6 34 DIG–2.6 DIG+5.6 53 54 DIG–5.6 DIG+2.5 56 DIG–2.5 DIG+5.5 55 56 DIG–5.5 DIG+2.4 78 DIG–2.4 DIG+5.4 57 58 DIG–5.4 DIG+2.3 910 DIG–2.3 DIG+5.3 59 60 DIG–5.3 DIG+2.2 11 12 DIG–2.2 DIG+5.2 61 62 DIG–5.2 DIG+2.1 13 14 DIG–2.1 DIG+5.1 63 64 DIG–5.1 DIG+2.0 15 16 DIG–2.0 DIG+5.0 65 66 DIG–5.0 DIG+1.7 17 18 DIG–1.7 DIG+4.7 67 68 DIG–4.7 DIG+1.6 19 20 DIG–1.6 DIG+4.6 69 70 DIG–4.6 DIG+1.5 21 22 DIG–1.5 DIG+4.5 71 72 DIG–4.5
