Manuale d’uso / di manutenzione del prodotto NI PXI-6551 del fabbricante National Instruments
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January 2 005 373308E-01 GETTING STARTED GUIDE NI Digital Waveform Generator/Analyzer This document explains ho w to install, conf igure, test, and set up a National Instruments digital wa veform genera tor/analyzer .
NI Digital Waveform Generator/Analyzer Guide 2 ni.com 5. Installing t he Hardware ........... ........ ............ ........ ......... ........... ......... ...... 8 Installing a PXI Module ........ ........... ................................. ......
© National Instruments Corporation 3 NI Digital Waveform Generator/Analyzer Guide CompactPCI CompactPCI refers to the core specification defined by the PCI Industrial Computer Manufacturers Group (PICMG). italic Italic text denotes v ariab les, emphasis, or a cross reference.
NI Digital Waveform Generator/Analyzer Guide 4 ni.com • 1/8 in. flathea d screwdri ver • Number 1 Phillips screwdri ver • Microsoft Internet Explorer 5.
© National Instruments Corporation 5 NI Digital Waveform Generator/Analyzer Guide • W indows 2000/NT/XP , with all a vai lable critical upda tes and service packs • One of the f ollowing applica tion dev elopment environments (ADEs): – LabVIEW 7.
NI Digital Waveform Generator/Analyzer Guide 6 ni.com ❑ Other documentation included wi th the digital wa veform gene r a to r / a n alyzer and d r i v er soft w a re.
© National Instruments Corporation 7 NI Digital Waveform Generator/Analyzer Guide Install NI-HSDIO NI-HSDIO features a set of operations and attr ibutes that allo w you to programmatically conf igure and control the digital wa veform generator/analyz er .
NI Digital Waveform Generator/Analyzer Guide 8 ni.com information on re-enabling your de vice, refer to the I Received a Thermal Shutdown Error section in Appendix B: Troubleshooting . Installing a PXI Module T o install the module, refer to Figur e 1 and complete the following steps: Figure 1.
© National Instruments Corporation 9 NI Digital Waveform Generator/Analyzer Guide 7. Holding the module by the ejector ha ndle, slide it into an empty slot, ensuring that the base card (on the le ft when looking at the front of the module) engages with the card guides in the chassis.
NI Digital Waveform Genera tor/Analyzer Gu ide 10 ni.com Installing a PCI Device T o install your PCI dev ice, complete the following steps: 1. Po wer off and unplug the PC. 2. If the PC has multiple fan spe ed settings, ensure that the fans are set to the highest setting.
© National Instruments Corporation 11 NI Digital Waveform Generator/Analyzer Guide a different chassis. Improperly secured de vices may affect the accuracy of de vice specifications. 6. Before operating the de vice, install al l filler panels. Missing f iller panels disrupt the necessary air circu lation in the PC.
NI Digital Waveform Genera tor/Analyzer Gu ide 12 ni.com Figure 3. Configuration T ree Shortcut Menu b . When the self-test finishes, a messa ge window appears to indicate if an error occurred. If an error occurred, refer to ni.com/support for troubleshooting information.
© National Instruments Corporation 13 NI Digital Waveform Generator/Analyzer Guide 6. Enter values for the generation and acquisition v oltages in the controls below the Clock Frequen cy control. Y ou can choose from standard logic families (NI 654 X /655 X ) or enter High and Low v alues to create your ow n custom levels ( NI 655 X ).
NI Digital Waveform Genera tor/Analyzer Gu ide 14 ni.com 7. Connecting Signals This section discusses wh at connections you can make to the de vice, and how to connect signals to the de vice for performi ng dynamic acquisition and dynamic generation.
© National Instruments Corporation 15 NI Digital Waveform Generator/Analyzer Guide Figure 4. Connecting the NI CB-2162 Accessory Figure 5. Connecting the NI SMB-2163 Accessor y 1 PXI Chassis with NI .
NI Digital Waveform Genera tor/Analyzer Gu ide 16 ni.com 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 7 78914-01).
© National Instruments Corporation 17 NI Digital Waveform Generator/Analyzer Guide Dynamic Acquisition When performing dynamic acquisition with the NI 654 X /655 X , the source generating the signals needs a matche d source impedance as close to 50 Ω as possible to minimize signal reflections and maintain optimal signal quality .
NI Digital Waveform Genera tor/Analyzer Gu ide 18 ni.com 8. Programming the Digital Waveform Generator/Analyzer Y ou can generate or acquire digital data with the NI digita l wav eform generator/analyzer using NI-HSDIO . Y ou also can run the NI-HSDIO examples to demonstrate the functionality of your device.
© National Instruments Corporation 19 NI Digital Waveform Generator/Analyzer Guide Figure 8. NI 654 X Front Panel Connectors NI PXI-6541 50 MHz Digital I/O DIGIT AL DA T A & CONTROL PFI 0 ACCESS .
NI Digital Waveform Genera tor/Analyzer Gu ide 20 ni.com Table 4. NI 654 X DDC Connector Pins Pins Signal Name Signal Ty p e Signal Description 33 DDC CLK OUT Control Output terminal for the exported Sample clock. 67 STR OBE Control T erminal for the e xternal Sample clock source which can be used for pattern acquisition.
© National Instruments Corporation 21 NI Digital Waveform Generator/Analyzer Guide Figure 9 sho ws the NI 6551 front p anels and pinout, which are identical to those of the NI 6552. The DDC signals are described in T a ble 5. The SMB connectors are described in T abl e 7.
NI Digital Waveform Genera tor/Analyzer Gu ide 22 ni.com NI 656 X Front Panels and Connectors The NI 656 X front panels contain four connectors—thre e SMB jacks (CLK IN, PFI 0, and CLK OUT) and on e 73-pin 12x Infiniband connector (DIGIT AL DA T A & CONTR OL, or DDC).
© National Instruments Corporation 23 NI Digital Waveform Generator/Analyzer Guide Figure 10. NI 656 X Front Panel Connectors NI PXI-6561 100 MHz LVDS DIO DIGITAL DATA & CONTROL PFI 0 ACCESS ACTI.
NI Digital Waveform Genera tor/Analyzer Gu ide 24 ni.com Note If you are designing a cu stom cabling solution with connector (779157-01) and cable (192744-01), the NI6 65 X pinout is rev ersed at the end connector . For ex ample, the signal shown on pin 1 shown in the pre vious figure would map to pin 73 at the end connector .
© National Instruments Corporation 25 NI Digital Waveform Generator/Analyzer Guide T ables 8 and 9 describe the differen t conditions indica ted by the two NI PXI LEDs. 1, 4, 7, 10, 13, 16, 19, 22, 2 5, 28, 31, 34, 3 7, 40, 43, 46, 4 9, 52, 55, 58 GND Ground Ground reference fo r signals.
NI Digital Waveform Genera tor/Analyzer Gu ide 26 ni.com Appendix B: T roubleshooting Device Front Panel ACCESS LED on PXI Module is Off When PXI Chassis is On If the A CCESS LED is not lit after you po wer on the PXI chassis, a problem may exist with the PXI po wer rails, a hardware de vice, or the LED.
© National Instruments Corporation 27 NI Digital Waveform Generator/Analyzer Guide Device Does Not Appear in MAX Complete the following steps if the NI de vice does not appear in MAX: 1. In the MAX Conf iguration pane, click Devices and Interfaces to e xpand the cate gory .
NI Digital Waveform Genera tor/Analyzer Gu ide 28 ni.com Performance Issues Using MXI Connection When using a MXI connection to c ontrol the PXI chassis, the MXI Optimization Appl ication must be run prior to using the NI device. By default, this application runs auto matically when W indows st arts.
© National Instruments Corporation 29 NI Digital Waveform Generator/Analyzer Guide your service request at ni.com/support and fo llow the callin g instructions or dial 512 795 8248.
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Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il National Instruments NI PXI-6551 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del National Instruments NI PXI-6551 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso National Instruments NI PXI-6551 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul National Instruments NI PXI-6551 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il National Instruments NI PXI-6551, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del National Instruments NI PXI-6551.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il National Instruments NI PXI-6551. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo National Instruments NI PXI-6551 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
