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GETTING STARTED GUIDE
NI Digital Waveform
Generator/Analyzer
This document explains how to install, configure, test, and set up a National
Instruments digital waveform generator/analyzer. This document applies
specifically to the following devices:
• NI PXI/PCI-6541/6542 (NI 654X)
NI PXI/PCI-6551/6552 (NI 655X)
NI PXI-6561/6562 (NI 656X)
For more information about features and programming, refer to the
NI Digital Waveform Generator/Analyzer Help at Start»Programs»
National Instruments»NI
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5. Installing the Hardware..........................................................................8 Installing a PXI Module.....................................................................8 Installing a PCI Device ......................................................................10 6. Configuring and Testing in MAX..........................................................11 Using the Test Panel to Generate and Acquire Data .........................12 7. Connecting Signals .............
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CompactPCI CompactPCI refers to the core specification defined by the PCI Industrial Computer Manufacturers Group (PICMG). italic Italic text denotes variables, emphasis, or a cross reference. This font also denotes text that is a placeholder for a word or value that you must supply. monospace Text in this font denotes text or characters that you should enter from the keyboard, sections of code, programming examples, and syntax examples. This font is also used for the proper names of dis
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1/8 in. flathead screwdriver Number 1 Phillips screwdriver Microsoft Internet Explorer 5.5 or later Measurement & Automation Explorer (MAX) 3.1 or later A screen resolution of 800 × 600 with 256 colors (required for the NI Script Editor) The appropriate cable for your device, as shown in the following table: Table 1. NI Digital Waveform Generator/Analyzer Cables Device Cable Cable Part Number NI 654X NI SHC68-C68-D2 188142-01 NI 655X NI SHC68-C68-D2 188142-01 NI 656X NI SHB12X-B12X
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Windows 2000/NT/XP, with all available critical updates and service packs One of the following application development environments (ADEs): – LabVIEW 7.0 or later (LabVIEW 7.1 or later is required to use the NI-HSDIO Express VIs) – LabVIEW Real-Time Module 7.1 ™ ™ – LabWindows /CVI 6.0 or later – Microsoft Visual C++ (MSVC) 6.0 or later 2. Unpacking The NI digital waveform generator/analyzer ships in an antistatic package to prevent electrostatic discharge (ESD). ESD can damage several
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❑ Other documentation included with the digital waveform generator/analyzer and driver software. Refer to the Documentation section for a list of the documentation you may have. Documentation The NI digital waveform generator/analyzer kit may also include the following documents: NI digital waveform generator/analyzer specifications—This printed document provides specifications for your device. Read Me First: Safety and Radio-Frequency Interference Maintain Forced-Air Cooling Note to U
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Install NI-HSDIO NI-HSDIO features a set of operations and attributes that allow you to programmatically configure and control the digital waveform generator/analyzer. To install NI-HSDIO, complete the following steps: 1. Insert the first CD of the NI-HSDIO CD set. The NI-HSDIO installer should open automatically. If not, select Start»Run, and enter x:\setup.exe, where x is the letter of the CD drive. 2. Follow the instructions in the installation prompts. For troubleshooting and operating
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NI PXI-1042 information on re-enabling your device, refer to the I Received a Thermal Shutdown Error section in Appendix B: Troubleshooting. Installing a PXI Module To install the module, refer to Figure 1 and complete the following steps: 1 4 3 2 1 PXI Chassis 3 Captive Screw 2 Ejector Handle 4 NI PXI Device Figure 1. PXI Installation 1. Power down the chassis before installing the module. 2. If the chassis has multiple fan speed settings, ensure that the fans are set to the highest settin
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7. Holding the module by the ejector handle, slide it into an empty slot, ensuring that the base card (on the left when looking at the front of the module) engages with the card guides in the chassis. 8. Slide the module completely into the chassis and latch by pulling up on the ejector handle. 9. Tighten the captive screws at the top and bottom of the module front panel. 10. Before operating the module, install all chassis covers and filler panels. Missing filler panels disrupt the necessa
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Installing a PCI Device To install your PCI device, complete the following steps: 1. Power off and unplug the PC. 2. If the PC has multiple fan speed settings, ensure that the fans are set to the highest setting. 3. Remove the PC cover. 4. Insert the device into an open PCI slot, as shown in Figure 2. 3 2 1 1 NI PCI Device 2PCI Slot 3 Personal Computer Figure 2. PCI Installation NI recommends either leaving the slot adjacent to the fan side of the device empty or using lower-profile devices i
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a different chassis. Improperly secured devices may affect the accuracy of device specifications. 6. Before operating the device, install all filler panels. Missing filler panels disrupt the necessary air circulation in the PC. 7. Replace the PC cover. 8. Plug in and power on the PC. Maintaining PCI Systems Inspect the onboard fan on a regular basis to prevent fan and air circulation path blockage. Cleaning frequency depends on the amount of use and the operating environment. 6. Configuring
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Figure 3. Configuration Tree Shortcut Menu b. When the self-test finishes, a message window appears to indicate if an error occurred. If an error occurred, refer to ni.com/support for troubleshooting information. Tip If you need to reset the device with a hard reset, you can do so by right-clicking the device and selecting Reset Device from the shortcut menu shown in Figure 3. 6. Record the device name assigned to the digital device. You need this information when you program the device. U
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6. Enter values for the generation and acquisition voltages in the controls below the Clock Frequency control. You can choose from standard logic families (NI 654X/655X) or enter High and Low values to create your own custom levels (NI 655X). 7. Choose a fill pattern. The following figure shows the pattern control and the first few signals in the window. Tip When generating a Marching Ones or Marching Zeroes waveform, it is convenient to make the waveform size a multiple of the number of s
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7. Connecting Signals This section discusses what connections you can make to the device, and how to connect signals to the device for performing dynamic acquisition and dynamic generation. For device front panel diagrams and connector descriptions, refer to Appendix A: Device Front Panels. Connecting Cables and Accessories To make connections to the NI digital waveform generator/analyzer front panel SMB jack connectors, use a shielded 50 Ω coaxial cable with an SMB plug end. Use an NI SHC6
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2 NI PXI-1042 NI PXI-6551 50 MHz Digital I/O ACCESS ACTIVE CLK IN PFI 0 CLK OUT J15 J5 J6 3 1 1 PXI Chassis with NI Digital Waveform 2 SHC68-C68-D2 Cable Generator/Analyzer 3 NI CB-2162 Accessory Figure 4. Connecting the NI CB-2162 Accessory NI PXI-1042 NI PXI-6551 50 MHz Digital I/O ACCESS ACTIVE CLK IN PFI 0 CLK OUT 1 2 3 1 PXI Chassis with NI Digital Waveform 2 NI SMB-2163 Accessory Generator/Analyzer 3 SHC68-C68-D2 Cable Figure 5. Connecting the NI SMB-2163 Accessory © National Instrumen
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Note If you are creating your own accessory to use with your device, you can purchase the mating connector for the VHDCI cable from NI (part number 778914-01). Whether you use NI cables and accessories or design your own, you should properly terminate cables to avoid improper measurements due to signal reflections, overshoot, and undershoot. Refer to the NI Digital Waveform Generator/Analyzer Help for more information about signal termination. Wiring for Common Measurements Dynamic generati
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Dynamic Acquisition When performing dynamic acquisition with the NI 654X/655X, the source generating the signals needs a matched source impedance as close to 50 Ω as possible to minimize signal reflections and maintain optimal signal quality. Figure 7 shows a diagram of a dynamic acquisition system using the NI 655X as an example. Peripheral R T Device R 50 Cable S NI 655X NI CB-2162 Figure 7. Dynamic Acquisition Functional Diagram Note NI digital waveform generator/analyzers have var
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8. Programming the Digital Waveform Generator/Analyzer You can generate or acquire digital data with the NI digital waveform generator/analyzer using NI-HSDIO. You also can run the NI-HSDIO examples to demonstrate the functionality of your device. NI-HSDIO Instrument Driver The NI-HSDIO API features a set of operations and attributes that exercise all the functionality of the device, including configuration, control, and other device-specific functions. Information about programming with NI
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DIO 31 1 35 DIO 30 GND 2 36 GND DIO 29 3 37 DIO 28 GND 4 38 GND NI PCI-6541 NI PXI-6541 DIO 27 5 39 DIO 26 50 MHz Digital I/O CLK GND 6 40 GND IN DIO 25 7 41 DIO 24 ACCESS ACTIVE RESERVED 8 42 GND PFI 0 DIO 23 9 43 DIO 22 GND 10 44 GND CLK IN CLK DIO 21 11 45 DIO 20 OUT GND 12 46 GND DIO 19 13 47 DIO 18 PFI 0 GND 14 48 GND DIO 17 15 49 DIO 16 CLK OUT GND 16 50 GND DIO 15 17 51 DIO 14 GND 18 52 RESERVED DIO 13 19 53 DIO 12 GND 20 54 GND DIO 11 21 55 DIO 10 GND 22 56 GND DIO 9 23 57 DIO 8 GND 24
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Table 4. NI 654X DDC Connector Pins Signal Signal Pins Name Type Signal Description 33 DDC CLK Control Output terminal for the exported OUT Sample clock. 67 STROBE Control Terminal for the external Sample clock source which can be used for pattern acquisition. DIO <0..31> Data Bidirectional digital I/O data channels 1, 3, 5, 7, 9, 0 through 31. 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65 26, 30, 64 PFI <1..3> Control Inp
