National Instruments 5411 - Manuals

Table of Contents DAQArb 5411 User Manual viii © National Instruments Corporation Figure 4-15. Burst Trigger Mode for DDS Mode ...................................................... 4-16Figure 4-16. Markers as Trigger Outputs ................................................................... 4-17Fi...

© National Instruments Corporation ix DAQArb 5411 User Manual About This Manual The DAQArb 5411 User Manual describes the features, functions, and operation of the DAQArb 5411. The DAQArb 5411 is a high-speed arbitrary waveform generating device with performance comparable to standalone instruments....

About This Manual DAQArb 5411 User Manual x © National Instruments Corporation Conventions Used in This Manual The following conventions are used in this manual: < > Angle brackets enclose the name of a key on the keyboard (for example, <option>). Angle brackets containing numbers separa...

© National Instruments Corporation 1-1 DAQArb 5411 User Manual Chapter 1 Introduction This chapter describes the DAQArb 5411, lists the optional software and optional equipment, and explains how to unpack your DAQArb 5411. About Your DAQArb 5411 Thank you for buying a National Instruments DAQArb 541...

Chapter 1 Introduction DAQArb 5411 User Manual 1-2 © National Instruments Corporation RTSI bus triggers on devices that use the RTSI bus or the digital trigger on the I/O connector. Detailed specifications of the DAQArb 5411 devices are in Appendix A, Specifications. What You Need to Get Started To ...

Chapter 1 Introduction © National Instruments Corporation 1-3 DAQArb 5411 User Manual Software Programming Choices There are several options to choose from when programming your National Instruments DAQ hardware. You can use LabVIEW, LabWindows/CVI, or VirtualBench. National Instruments Application ...

Chapter 1 Introduction DAQArb 5411 User Manual 1-4 © National Instruments Corporation Your DAQArb 5411 kit contains a free copy of VirtualBench-Arb and VirtualBench-Function Generator. VirtualBench-Arb is a turn-key application you can use to generate waveforms as you would with a standard arbitrary...

Chapter 1 Introduction © National Instruments Corporation 1-5 DAQArb 5411 User Manual Optional Equipment National Instruments offers a variety of products to use with your DAQArb 5411, including probes, cables, and other accessories, as follows: • Shielded and unshielded I/O connector blocks (SCB-68...

Chapter 1 Introduction DAQArb 5411 User Manual 1-6 © National Instruments Corporation Unpacking Your device is shipped in an antistatic package to prevent electrostatic damage to the device. Electrostatic discharge can damage several components on the device. To avoid such damage in handling the dev...

© National Instruments Corporation 2-1 DAQArb 5411 User Manual Chapter 2 Installation and Configuration This chapter describes how to install and configure your DAQArb 5411. Installation Note: You should install your driver software before installing your hardware. Refer to the DAQArb 5411 Read Me F...

Chapter 2 Installation and Configuration DAQArb 5411 User Manual 2-2 © National Instruments Corporation 8. Replace the cover. 9. Plug in and turn on your computer. The PCI-5411 or AT-5411 is now installed. Hardware Configuration The DAQArb 5411 is a fully software-configurable, Plug and Play device....

© National Instruments Corporation 3-1 DAQArb 5411 User Manual Chapter 3 Signal Connections This chapter describes the I/O connectors, signal connections, and digital interface to the DAQArb 5411. I/O Connector The DAQArb 5411 has four connectors: three SMB connectors and a 50-pin mini-SCSI type con...

Chapter 3 Signal Connections DAQArb 5411 User Manual 3-2 © National Instruments Corporation ARB Connector The ARB connector provides the waveform output. The maximum output levels on this connector depend on the type of load termination. If the output of a DAQArb 5411 terminates into a 50 Ω load, th...

Chapter 3 Signal Connections © National Instruments Corporation 3-3 DAQArb 5411 User Manual SYNC Connector The SYNC connector is a transistor-transistor-logic (TTL) version of the sine waveform being generated at the output. You can think of the SYNC output as a very high frequency resolution, softw...

Chapter 3 Signal Connections DAQArb 5411 User Manual 3-4 © National Instruments Corporation If no external reference clock is available, the DAQArb 5411 will automatically tune the internal clock to the best accuracy possible. For more information on PLL operation, refer to Chapter 4, Arb Operation....

Chapter 3 Signal Connections © National Instruments Corporation 3-5 DAQArb 5411 User Manual Figure 3-4. DAQArb 5411 50-Pin Digital Output Connector Pin Assignments Signal Descriptions Table 3-1 gives the pin names and signal descriptions used on the DAQArb 5411 digital output connector. 50 1 26 2 27...

Chapter 3 Signal Connections DAQArb 5411 User Manual 3-6 © National Instruments Corporation SHC50-68 50-Pin Cable Connector You can use an optional SHC50-68 50-pin to 68-pin cable for pattern generator output. The cable connects to the digital output connector on the DAQArb 5411. Figure 3-5 shows th...

Chapter 3 Signal Connections DAQArb 5411 User Manual 3-8 © National Instruments Corporation Power-Up and Reset Conditions When you power-up your computer, the DAQArb 5411 is in the following state: • Output is disabled and set to 0 V • Sample clock is set to 40 MHz • Trigger mode is set to continuou...

© National Instruments Corporation 4-1 DAQArb 5411 User Manual Chapter 4 Arb Operation This chapter describes how to use your DAQArb 5411. Figure 4-1 shows the DAQArb 5411 block diagram. Figure 4-1. DAQArb 5411 Block Diagram The DAQArb 5411 consists of a bus interface that communicates with the ISA ...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-2 © National Instruments Corporation functions such as arbitrating the data buses and controlling the triggers, filters, attenuators, clocks, PLL, RTSI switch, instruction FIFO, and direct digital synthesizer (DDS). The memory controller controls the...

Chapter 4 Arb Operation © National Instruments Corporation 4-3 DAQArb 5411 User Manual Figure 4-2. Waveform Data Path Block Diagram Update Rate On the DAQArb 5411, the high-speed DAC itself is always updated at 80 MHz but the maximum update clock for waveform memory is 40 MHz. The update clock for t...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-4 © National Instruments Corporation Waveform Size and Resolution The DAQArb 5411 stores arbitrary waveforms in memory as 16-bit digital words. Only the 12 most significant bits are sent to the digital filter and the DAC. The following sections descr...

Chapter 4 Arb Operation © National Instruments Corporation 4-5 DAQArb 5411 User Manual Minimum Buffer Size and Resolution The 5411 device memory architecture imposes certain restrictions on the buffer size and resolution. The minimum buffer size for Arb mode is 256 samples and the buffers must be in...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-6 © National Instruments Corporation Figure 4-4. Waveform Linking and Looping Waveform Staging Figure 4-5 shows waveform staging in hardware. The instruction FIFO contains the staging list, which the DAQArb 5411 sequencer reads for waveform generatio...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-10 © National Instruments Corporation Frequency Resolution and Lookup Memory For DDS-based waveform generation, you must first load one cycle of the desired waveform into the lookup memory. The size of the DDS lookup memory is 16,384 samples. Each sa...

Chapter 4 Arb Operation © National Instruments Corporation 4-11 DAQArb 5411 User Manual If you want to update every next sample in lookup memory at an integral subdivision, D, of the maximum clock rate, you should write an FCW value of 2 (N-L-D+1) . In other words, for an effective update rate of ev...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-12 © National Instruments Corporation Figure 4-8. Waveform Generation Trigger Sources If you need to automatically trigger the waveform generation, use software to generate the triggers. A rising TTL edge is required for external triggering. For more...

Chapter 4 Arb Operation © National Instruments Corporation 4-13 DAQArb 5411 User Manual Figure 4-9. Single Trigger Mode for Arb Mode Note: You can settle to a predefined state by making the last stage emulate that state. • DDS mode—After the DAQArb 5411 receives a trigger, the waveform generation st...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-14 © National Instruments Corporation You can use continuous trigger mode with the both the Arb and DDS waveform generation modes, as follows: • Arb mode—Figure 4-11 uses the stages shown in Figure 4-4 to illustrate a continuous trigger mode of opera...

Chapter 4 Arb Operation © National Instruments Corporation 4-15 DAQArb 5411 User Manual Figure 4-13. Stepped Trigger Mode for Arb Mode After any stage has been generated completely, the first eight samples of the next stage are repeated continuously until the next trigger is received. Note: For step...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-16 © National Instruments Corporation Figure 4-14. Burst Trigger Mode for Arb Mode • DDS mode—Figure 4-15 illustrates a burst trigger mode of operation for DDS mode. The switching from one stage to the other stage is phase continuous. In this mode th...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-18 © National Instruments Corporation Note: Marker output signals are an important feature to trigger other instruments or devices at a specified time while a waveform generation is in progress. Analog Output Figure 4-17 shows the essential blocks of...

Chapter 4 Arb Operation © National Instruments Corporation 4-19 DAQArb 5411 User Manual output. T d3 is the time between the marker output and Arb output. T d4 is the pulse width on marker output. Refer to Appendix A, Specifications, for more information on these timing parameters. Figure 4-18. Wave...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-20 © National Instruments Corporation Figure 4-19. Output Attenuation Chain By attenuating the output signal, you keep the dynamic range of the DAC; that is, you do not lose any bits from the digital representation of the signal because the attenuati...

Chapter 4 Arb Operation © National Instruments Corporation 4-21 DAQArb 5411 User Manual Output Enable You can switch off the waveform generation at the output connector by controlling the output enable relay, as shown in Figure 4-17. When the output enable relay is off, the output signal level goes ...

Chapter 4 Arb Operation © National Instruments Corporation 4-23 DAQArb 5411 User Manual Master/Slave Operation The DAQArb may be phase locked to other devices or other DAQArb devices in either of two ways, as shown in Figure 4-21. You can use master/slave phase locking to synchronize multiple device...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-24 © National Instruments Corporation Example 2, shown in Figure 4-21b, shows an external device as the master. To phase lock the DAQArb devices to this master perform the following steps: 1. Set the master device to send any valid reference clock to...

Chapter 4 Arb Operation © National Instruments Corporation 4-25 DAQArb 5411 User Manual Figure 4-22. Analog Filter Correction Note: You can change the filter frequency correction at any time during waveform generation. Digital Pattern Generation The DAQArb 5411 provides 16-bit digital pattern genera...

Chapter 4 Arb Operation © National Instruments Corporation 4-27 DAQArb 5411 User Manual The sample clock for integral subdivisions of 40 MHz will always have a high pulse width of 25 ns. If the t co time is insufficient for the hold time of your device, then you can use the falling edge of the sampl...

Chapter 4 Arb Operation DAQArb 5411 User Manual 4-28 © National Instruments Corporation The SYNC output generated on the DAQArb 5411 can be routed to other boards through any of the RTSI bus trigger lines.You can use this signal to provide other boards with an accurate and fine frequency resolution ...

© National Instruments Corporation A-1 DAQArb 5411 User Manual Appendix A Specifications This appendix lists the specifications of the DAQArb 5411. These specifications are typical at 25° C unless otherwise stated. The operating temperature range is 0° to 50° C . Analog Output Number of channels ......

Appendix A Specifications DAQArb 5411 User Manual A-2 © National Instruments Corporation Output attenuation .............................. 0 to 73 dB Resolution ................................... 0.001 dB steps Pre-attenuation offset Range .......................................... ±2.5 V into 50 Ω...

Appendix A Specifications © National Instruments Corporation A-3 DAQArb 5411 User Manual Analog Type .............................................7th-order L-C low-pass filterPassband ripple ............................±2 dB Waveform Specifications Memory Arb mode ......................................

Appendix A Specifications © National Instruments Corporation A-5 DAQArb 5411 User Manual Marker Output Types .................................................TTL Location .............................................User defined, one per stage Pulse width (T d4 ) ................................8 sa...

Appendix A Specifications DAQArb 5411 User Manual A-6 © National Instruments Corporation External Clock Reference Input Frequency .......................................... 1 MHz or 5–20 MHz in 1 MHz steps Amplitude .......................................... 1 V pk-pk ≤ level ≤ 5 V pk-pk Internal cl...

© National Instruments Corporation C-1 DAQArb 5411 User Manual Appendix C Customer Communication 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. Wh...

Fax-on-Demand is a 24-hour information retrieval system containing a library of documents on a wide range of technical information. You can access Fax-on-Demand from a touch-tone telephone at (512) 418-1111. You can submit technical support questions to the applications engineering team through e-ma...

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 ...

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: DAQArb ™ 5411 User Manual Edition Date: June 1997 Part Number: 321558A-01 Please comment on the com...

© National Instruments Corporation G-1 DAQArb 5411 User Manual Glossary Numbers/Symbols % percent + positive of, or plus - negative of, or minus ± plus or minus / per ° degree Ω ohm +5V +5 V output signal Prefix Meaning Value p- pico- 10 –12 n- nano- 10 –9 µ- micro- 10 –6 m- milli- 10 –3 k- kilo- 10...

© National Instruments Corporation I-1 DAQArb 5411 User Manual Index Numbers +5V signal (table), 3-7 A analog filter correction, 4-24 to 4-25analog output, 4-18 to 4-21 analog output and SYNC out block diagram, 4-18 output attenuation, 4-19 to 4-20output enable, 4-21output impedance, 4-20pre-attenua...