National Instruments NI SPEEDY-33 - Manuals

© National Instruments Corporation ix NI SPEEDY-33 User Manual Contents Chapter 1NI SPEEDY-33 Overview Theory of Operation....................................................................................................... 1-2Safety Information .......................................................

Contents NI SPEEDY-33 User Manual x ni.com Appendix ASpecifications Appendix BTechnical Support and Professional Services Glossary Index

© National Instruments Corporation 1-1 NI SPEEDY-33 User Manual 1 NI SPEEDY-33 Overview The NI SPEEDY-33 (Signal Processing Engineering Educational Device for Youth) featuring the Texas Instruments VC33 DSP is a self-contained, high-performance, programmable product for signal processing application...

Chapter 1 NI SPEEDY-33 Overview NI SPEEDY-33 User Manual 1-2 ni.com Theory of Operation The NI SPEEDY-33 is a low-cost, high-performance floating-point TMS320VC33-based DSP system connected to a standard PC through the USB port. This easy-to-use system supports a variety of DSP processing, including...

Chapter 1 NI SPEEDY-33 Overview NI SPEEDY-33 User Manual 1-4 ni.com refers to local-level electrical distribution, such as that provided by a standard wall outlet (for example, 115 AC voltage for U.S. or 230 AC voltage for Europe). Examples of Measurement Category II are measurements performed on ho...

Chapter 2 NI SPEEDY-33 Functional Description and Interface NI SPEEDY-33 User Manual 2-2 ni.com DSP 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 mathematic...

Chapter 2 NI SPEEDY-33 Functional Description and Interface NI SPEEDY-33 User Manual 2-4 ni.com 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. Figure 2-3. NI SPEEDY-33 Memory Map Re s erved for Bootlo a der Op...

Chapter 2 NI SPEEDY-33 Functional Description and Interface © National Instruments Corporation 2-5 NI SPEEDY-33 User Manual Memory There are two types of available memory on the NI SPEEDY-33, on-chip memory and flash memory. On-Chip Memory The DSP uses on-chip memory for algorithms because of its fa...

Chapter 2 NI SPEEDY-33 Functional Description and Interface NI SPEEDY-33 User Manual 2-6 ni.com 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 operati...

Chapter 2 NI SPEEDY-33 Functional Description and Interface © National Instruments Corporation 2-7 NI SPEEDY-33 User Manual Onboard Microphones Two onboard microphones (U2 and U5) can be used in applications requiring audio input or involving audio signal phase difference measurements. When the micr...

Chapter 2 NI SPEEDY-33 Functional Description and Interface NI SPEEDY-33 User Manual 2-8 ni.com 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...

Chapter 2 NI SPEEDY-33 Functional Description and Interface © National Instruments Corporation 2-9 NI SPEEDY-33 User Manual The digital I/O signals are 3.3 V, but the inputs are 5 V tolerant. Although not required, pin 20 (ResetLow) can be driven low to reset the DSP; it is pulled high by the NI SPE...

Chapter 2 NI SPEEDY-33 Functional Description and Interface NI SPEEDY-33 User Manual 2-10 ni.com 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 m...

Chapter 2 NI SPEEDY-33 Functional Description and Interface © National Instruments Corporation 2-11 NI SPEEDY-33 User Manual Flash Boot Jumper The flash boot jumper (J12) controls whether the DSP will attempt to boot from the flash memory. The default setting is for the DSP to boot from flash memory...

Chapter 2 NI SPEEDY-33 Functional Description and Interface NI SPEEDY-33 User Manual 2-12 ni.com 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 ...

© National Instruments Corporation A-1 NI SPEEDY-33 User Manual A Specifications Specifications listed below are typical at 25 °C unless otherwise noted. Analog I/O Input ....................................................... Stereo 48 kHz 16 bit A/D Output.............................................

Appendix A Specifications NI SPEEDY-33 User Manual A-2 ni.com DSP DSP .........................................................TMS320VC33 • High-performance floating-point digital signal processor (DSP) – 150 million floating-point operations per second (MFLOPS) – 75 million instructions per second ...

Appendix A Specifications © National Instruments Corporation A-3 NI SPEEDY-33 User Manual Physical PCB only Dimensions ..................................... 8.89 cm × 12.7 cm × 1.91 cm (3.5 in. × 5 in. × 0.75 in.) Weight ............................................. 87.9 g (3.1 oz) With enclosure Di...

Appendix A Specifications NI SPEEDY-33 User Manual A-4 ni.com Safety This product is designed to meet the requirements of the following standards of safety for electrical equipment for measurement, control, and laboratory use: • IEC 61010-1, EN 61010-1 • UL 61010-1, CSA 61010-1 Note For UL and other...

Appendix A Specifications © National Instruments Corporation A-5 NI SPEEDY-33 User Manual Environmental Management National Instruments is committed to designing and manufacturing products in an environmentally responsible manner. NI recognizes that eliminating certain hazardous substances from our ...

© National Instruments Corporation I-1 NI SPEEDY-33 User Manual Index A analog, standard expansion I/O connectors, 2-9 audio input level jumpers, 2-10 left channel (table), 2-10microphone level (caution), 2-10right channel (table), 2-10settings (table), 2-10 audio stereo input port, 2-6 and onboard ...