National Instruments Signal Processing Engineering Educational Device NI SPEEDY-33 User Manual
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National Instruments Signal Processing Engineering Educational Device NI SPEEDY-33 User Manual

National Instruments Signal Processing Engineering Educational Device NI SPEEDY-33 User Manual

Signal processing engineering educational device
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NI SPEEDY-33

User Manual

Signal Processing Engineering Educational Device for Youth
NI SPEEDY-33 User Manual
June 2008
371577D-01

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Summary of Contents for National Instruments Signal Processing Engineering Educational Device NI SPEEDY-33

  • Page 1: User Manual

    NI SPEEDY-33 User Manual Signal Processing Engineering Educational Device for Youth NI SPEEDY-33 User Manual June 2008 371577D-01...
  • Page 2 For further support information, refer to the Technical Support and Professional Services appendix. To comment on National Instruments documentation, refer to the National Instruments Web site at ni.com/info and enter the info code feedback. © 2005–2008 National Instruments Corporation. All rights reserved.

  • Page 3: Important Information

    Instruments Corporation. National Instruments respects the intellectual property of others, and we ask our users to do the same. NI software is protected by copyright and other intellectual property laws. Where NI software may be used to reproduce software or other materials belonging to others, you may use NI software only to reproduce materials that you may reproduce in accordance with the terms of any applicable license or other legal restriction.
  • Page 4 These classes are known as Class A (for use in industrial-commercial locations only) or Class B (for use in residential or commercial locations). All National Instruments (NI) products are FCC Class A products. Depending on where it is operated, this Class A product could be subject to restrictions in the FCC rules. (In Canada, the Department of Communications (DOC), of Industry Canada, regulates wireless interference in much the same way.) Digital...
  • Page 5 Conventions The following conventions are used 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, AO <3..0>. » The » symbol leads you through nested menu items and dialog box options to a final action.

  • Page 6: Table Of Contents

    Standard Expansion Analog I/O Connectors...2-9 Connecting Accessories to the NI SPEEDY-33 ...2-9 Jumpers ...2-10 Audio Input Level Jumpers ...2-10 Flash Boot Jumper...2-11 Flash Write Enable Jumper ...2-11 NI SPEEDY-33 Enclosure...2-12 Reset Button ...2-13 © National Instruments Corporation NI SPEEDY-33 User Manual...

  • Page 7: Specifications

    Contents Appendix A Specifications Appendix B Technical Support and Professional Services Glossary Index NI SPEEDY-33 User Manual ni.com...

  • Page 8: Ni Speedy-33 Overview

    The NI SPEEDY-33 onboard flash memory, together with an easy-to-learn, easy-to-use software programming tool, supports the quick creation of standalone DSP-based products. © National Instruments Corporation Figure 1-1. The NI SPEEDY-33 NI SPEEDY-33 User Manual...

  • Page 9: Theory Of Operation

    Misuse of the module can result in a hazard. You can compromise the safety protection built into the module if the module is damaged in any way. If the module is damaged, return it to National Instruments (NI) for repair. Do not substitute parts or modify the module except as described in this document.
  • Page 10 MAINS is defined as a hazardous live electrical supply system that powers equipment. Suitably rated measuring circuits may be connected to the MAINS for measuring purposes. © National Instruments Corporation Pollution Degree 1 means no pollution or only dry, nonconductive pollution occurs.

  • Page 11: Installation

    Installation To install and set up the NI SPEEDY-33, refer to the NI SPEEDY-33 Installation Guide. You can find this document on the NI SPEEDY-33 User Documentation CD or the National Instruments Web site at manuals Software, Drivers, and Examples The NI SPEEDY-33 is supported by the LabVIEW DSP Module.
  • Page 12 NI SPEEDY-33 Overview Example applications for the NI SPEEDY-33 can be found in the NI Example Finder; in LabVIEW, select Help»Find Examples. All NI user documentation is available on the National Instruments Web site at ni.com/manuals © National Instruments Corporation...

  • Page 13: Ni Speedy-33 Functional Description And Interface

    7 Left Channel Audio Input Level Jumper (J1) 8 Right Channel Audio Input Level Jumper (J2) 9 Power LED (DS1) © National Instruments Corporation 10 Reset Button (SW1) 11 Audio Stereo Input Port (U11) 12 Audio Stereo Output Port (U14) 13 Switch Input Port (SW2) 14 Digital Output Port LEDs (DS2–DS9)

  • Page 14: Dsp

    Chapter 2 NI SPEEDY-33 Functional Description and Interface The digital signal processor on the NI SPEEDY-33 is a powerful floating-point, flexible, and easy-to-use processor designed by Texas Instruments. The VC33 DSP is capable of high performance mathematical operations. It is a 32-bit, floating-point processor manufactured in 0.18 μm four-level-metal CMOS (TImeline™) technology, and is part of the SM320C3x The VC33 DSP internal busing and special digital signal processing...
  • Page 15 EDGEMODE RESET INT(3–0) IACK MCBL/NP XF(1,0) EMU0 ENU1 TRST EXTCLK XOUT CLKND(0,1) © National Instruments Corporation Chapter 2 Cache Cache Cache Boot Block 1 Block 0 Loader (64 x 32) (64 x 32) (64 x 32) (1 k x 32)

  • Page 16: Memory Map

    Chapter 2 NI SPEEDY-33 Functional Description and Interface Memory Map The DSP runs in microcomputer/bootloader mode on the NI SPEEDY-33. The memory map for the NI SPEEDY-33 is shown in Figure 2-3. NI SPEEDY-33 User Manual Reserved for Bootloader Operations FFFh 1000h External RAM (1008 KB) 5 Wait States...

  • Page 17: Memory

    When the NI SPEEDY-33 is connected to the PC, the USB port supplies power to the device, eliminating the need for the power port (J10), as described in the the power LED lights. © National Instruments Corporation Chapter 2 NI SPEEDY-33 Functional Description and Interface Flash Boot Jumper...

  • Page 18: Power Port

    Chapter 2 NI SPEEDY-33 Functional Description and Interface Power Port Caution Do not connect the power source to the power port while the NI SPEEDY-33 device is connected to the PC. The power port (J10) can supply the NI SPEEDY-33 with external power when operating the device in standalone mode, without being connected to the PC through USB.

  • Page 19: Onboard Microphones

    (J11). All switches should be in the OFF (open) position when connecting the expansion digital I/O connector, as described in the Digital I/O Connector © National Instruments Corporation Chapter 2 NI SPEEDY-33 Functional Description and Interface Audio Input Level Jumpers section.

  • Page 20: Stereo A/D, D/A (Analog Input, Analog Output)

    Chapter 2 NI SPEEDY-33 Functional Description and Interface Stereo A/D, D/A (Analog Input, Analog Output) The 16-bit stereo audio CODEC included on the NI SPEEDY-33 allows for up to 48 kHz dual-channel sampling on the input signal. Software components are included in the LabVIEW DSP Module to allow 8 kHz, 18 kHz, 24 kHz, 36 kHz, and 48 kHz sample rates to be used in applications.

  • Page 21: Standard Expansion Analog I/O Connectors

    Any 9 VDC at 500 mA power port with appropriate safety and EMC Certification marks, which are acceptable in the country in which the product is to be installed © National Instruments Corporation Chapter 2 Table 2-1. NI SPEEDY-33 Accessories...

  • Page 22: Jumpers

    Chapter 2 NI SPEEDY-33 Functional Description and Interface Jumpers Audio Input Level Jumpers The audio input level jumpers (J1, J2) control the amount of gain applied to the input audio signals. The microphone level setting has the highest gain for the onboard microphones (U2, U5), the line level setting has less gain and is appropriate for the line level audio interface (for example, CD players, MP3 players, and so on).

  • Page 23: Flash Boot Jumper

    DSP algorithm for production purposes. When the flash write is disabled, the DSP cannot modify the contents. Table 2-4 shows the possible flash write enable settings. Flash Write Enable © National Instruments Corporation Chapter 2 NI SPEEDY-33 Functional Description and Interface Flash Memory Table 2-3.

  • Page 24: Ni Speedy-33 Enclosure

    Chapter 2 NI SPEEDY-33 Functional Description and Interface NI SPEEDY-33 Enclosure The NI SPEEDY-33 comes encased in an enclosure for durability. To access hardware features such as the jumpers or the extension I/O connectors, remove the SPEEDY-33 board from the enclosure. To access the SPEEDY-33 board, remove all screws from either the front or back end of the enclosure and remove the metal end plate.

  • Page 25: Reset Button

    The reset button (SW1) is a small push button on the NI SPEEDY-33 that manually resets the DSP. The DSP needs to be reset in the event of a software or hardware freeze. 1 Reset Button © National Instruments Corporation Chapter 2 NI SPEEDY-33 Functional Description and Interface Audio Out Audio In Figure 2-6.
  • Page 26 Maximum working voltage... TTL 5 V signal Memory On-chip RAM ... 34 K × 32 Flash ... 512 K × 8 © National Instruments Corporation Left to AI GND... 30 kΩ Right to AI GND... 30 kΩ 48 kHz pins <IN1..IN8> on J11 pins <OUT1..OUT8>...

  • Page 27: Bus Interface

    Appendix A Specifications DSP ...TMS320VC33 • • • • • • • • • • Bus Interface USB ...Full speed 1.1 Power Requirements Input voltage Device maximum current ...0.233 A NI SPEEDY-33 User Manual High-performance floating-point digital signal processor (DSP) –...
  • Page 28 If you need to clean the module, use a soft, nonmetallic brush. Make sure that the module is completely dry and free from contaminants before returning it to service. © National Instruments Corporation Dimensions ... 8.89 cm × 12.7 cm × 1.91 cm Weight... 87.9 g (3.1 oz) Dimensions ...

  • Page 29: Electromagnetic Compatibility

    Appendix A Specifications Safety This product is designed to meet the requirements of the following standards of safety for electrical equipment for measurement, control, and laboratory use: • • Note For UL and other safety certifications, refer to the product label, or visit , search by model number or product line, and click the appropriate link certification in the Certification column.

  • Page 30: Environmental Management

    Waste Electrical and Electronic Equipment (WEEE) EU Customers At the end of their life cycle, all products must be sent to a WEEE recycling center. For more information about WEEE recycling centers and National Instruments WEEE initiatives, visit National Instruments...
  • Page 31 Technical Support and Professional Services Visit the following sections of the award-winning National Instruments Web site at • • • © National Instruments Corporation for technical support and professional services: ni.com Support—Technical support resources at the following: – Self-Help Technical Resources—For answers and solutions,...
  • Page 32 Appendix B Technical Support and Professional Services • If you searched your local office or NI corporate headquarters. Phone numbers for our worldwide offices are listed at the front of this manual. You also can visit the Worldwide Offices section of office Web sites, which provide up-to-date contact information, support phone numbers, email addresses, and current events.
  • Page 33 < less than > greater than ≤ less than or equal to ≥ greater than or equal to ° degree Ω +5 V (signal) +5 VDC source signal © National Instruments Corporation Value – 6 –3 NI SPEEDY-33 User Manual...
  • Page 34 Glossary amperes Analog-to-Digital Alternating Current Analog-to-Digital Converter—An electronic device, often an integrated circuit, that converts an analog voltage to a digital number. ADC resolution The resolution of the ADC measured in bits. A 16-bit ADC has a higher resolution, and thus a higher degree of accuracy, than a 12-bit ADC. Application development environment such as LabVIEW, LabWindows Analog Input...
  • Page 35 The NI SPEEDY-33 CODEC also converts digital signals into analog form. connector A fixture (either male or female) attached to a cable or chassis for quickly making and breaking one or more circuits. © National Instruments Corporation Glossary NI SPEEDY-33 User Manual...
  • Page 36 Glossary Digital-to-Analog data acquisition—(1) Collecting and measuring electrical signals from sensors, transducers, and test probes or fixtures and processing the measurement data using a computer. (2) Collecting and measuring the same kinds of electrical signals with A/D and/or DIO boards plugged into a computer, and possibly generating control signals with D/A and/or DIO boards in the same computer.
  • Page 37 First-In First-Out memory buffer—The first data stored is the first data sent to the acceptor. FIFOs are often used on DAQ devices to temporarily store incoming or outgoing data until that data can be retrieved or output. © National Instruments Corporation Glossary NI SPEEDY-33 User Manual...
  • Page 38 Glossary flash A form of rewritable memory chip that, unlike a Random Access Memory chip, holds content without maintaining a power supply. frequency The number of alternating signals that occur per unit time. feet hour hertz—Cycles per second of a periodic signal; the unit of measure for frequency.
  • Page 39 Mbytes/s A unit for data transfer that means 1 million or 10 © National Instruments Corporation , used with units of , used with B in quantifying data or bytes/s. , when used with B to quantify data bytes/s.
  • Page 40 Glossary memory (1) The high-speed electronic storage components of a computer or instrument product. Typically, access times of electronic memories are less than 100 ns, while hard disk drives have access times in the range of 10 ms. The most common form of electronic memory is Random Access Memory (RAM).
  • Page 41 Universal Serial Bus—A 480 Mbit/s serial bus with up to 12 Mbps bandwidth for connecting computers to keyboards, printers, and other peripheral devices. USB 2.0 retains compatibility with the original USB specification. © National Instruments Corporation Glossary NI SPEEDY-33 User Manual...
  • Page 42 Glossary volts Virtual Instrument—(1) A combination of hardware and/or software elements, typically used with a PC, that has the functionality of a classic stand-alone instrument. (2) A LabVIEW software module (VI), which consists of a front panel user interface and a block diagram program. volatile memory Memory that loses its contents when the power is turned off.
  • Page 43 (NI resources), B-1 diagram, 2-1 digital output port LEDs, 2-7 simple expansion I/O connector, 2-8 © National Instruments Corporation simple expansion I/O connector pinout (figure), 2-8 switch input port, 2-7 digital signal processor. See DSP disabling flash boot (table), 2-11...
  • Page 44 2-5 on-chip, 2-5 memory map, 2-4 (figure), 2-4 microphone external, 2-6 onboard, 2-7 mode, standalone, 1-2 National Instruments support and services, NI SPEEDY-33 diagram, 2-1 digital output port LEDs, 2-7 drivers, 1-4 DSP, 2-2 functional description, 2-1 I/O connectors, 2-8...
  • Page 45 (NI resources), B-1 reset button, 2-13 resetting the DSP, 2-13 safety information, 1-2 simple expansion digital I/O connector, 2-8 pinout (figure), 2-8 © National Instruments Corporation software examples, 1-4 NI resources, B-1 speakers, using, 2-6 standalone mode, 1-2, 2-6...

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