DSP applications using C and the TMS320C6X DSK (P4)

... Fs/2 is the Nyquist frequency and (4.41)Since the impulse response coefficients hi= C Q-i, C n= C -n, and Q = 5, the impulseresponse coefficients are(4.42)These coefficients can be calculated ... NOTCH2 .c, which implements the twonotch filters in cascade (series). Two coefficient files, BS900.cof and BS2700.cof(on the disk), each containing 89 coefficients and designed with MATLAB, areincluded ... listing of the C source program FIR .c, which implements anFIR filter. It is a generic FIR program, since the coefficient file included,bs2700.cof (Figure 4.5), specifies the filter’s characteristics. This...

DSP applications using C and the TMS320C6X DSK (P3)

... in conjunction with74Architecture and Instruction Set of the C6 x Processor3Architecture and Instruction Set of the C6 x Processor61•Architecture and instruction set of the TMS32 0C6 x processor•Addressing ... processors C3 x /C4 x is not compatible with code for the fixed-point processors C1 x, C2 x, and C5 x /C5 4x. However, the code for the fixed-point C6 2x is compatible with the code for the floating-point C6 7x. C6 2x ... a C program calling an assembly function. The C sourceprogram sum .c (Figure 3.8) calls the assembly-coded function sumfunc.asm92Architecture and Instruction Set of the C6 x Processor//Sum.c...

DSP applications using C and the TMS320C6X DSK (P5)

... ()==ÂÂ10 DSP Applications Using C and the TMS32 0C6 x DSK. Rulph ChassaingCopyright © 2002 John Wiley & Sons, Inc.ISBNs: 0-471-20754-3 (Hardback); 0-471-22112-0 (Electronic)(5.23)There are other ... H2(z), can be either first- or second-order functions. As with the cascade struc-ture, the parallel form can be efficiently represented in terms of second-order directform II structure sections. ... structures, such as the lattice structure, which are useful for appli-cations in speech and adaptive filtering. Although such a structure is not as com-putationally efficient as the direct form...

DSP applications using C and the TMS320C6X DSK (P6)

... the DCT, FHT, and the FFT are avail-able in Ref. 9. DSP Applications Using C and the TMS32 0C6 x DSK. Rulph ChassaingCopyright © 2002 John Wiley & Sons, Inc.ISBNs: 0-471-20754-3 (Hardback); ... (on the accompanying disk). This FFT function, used with the C3 1 DSK and the C3 0 EVM, is listed and described in Refs. 13 and 14. The twiddle constants are generated within the program. The ... out (rightclick on the Watch window). Click on +out to expand and view out[0] and out[1] that represent the real and imaginary components, respectively.2. Place a breakpoint at the bracket “}”...

DSP applications using C and the TMS320C6X DSK (P7)

... adaptivesystem can learn the signal characteristics and track slow changes. An adaptive ﬁltercan be very useful when there is uncertainty about the characteristics of a signal orwhen these characteristics ... characteristics change. DSP Applications Using C and the TMS32 0C6 x DSK. Rulph ChassaingCopyright © 2002 John Wiley & Sons, Inc.ISBNs: 0-471-20754-3 (Hardback); 0-471-22112-0 (Electronic)218Adaptive ... PID controller using the TMS32 0C3 1 DSK, Proceedings of the 2000 Texas Instruments DSPS Fest Conference,2000.11. R. Chassaing, Digital Signal Processing Laboratory Experiments Using C and the TMS32 0C3 1...

Tài liệu DSP applications using C and the TMS320C6X DSK (P8) ppt

... branching occurs in cycle 9,after the ADD instruction.5. SUB instruction must start one cycle before the branch instruction, since the loop count is decremented before branching occurs. Therefore, ... If the performance of the code is not adequate, use DSP Applications Using C and the TMS32 0C6 x DSK. Rulph ChassaingCopyright © 2002 John Wiley & Sons, Inc.ISBNs: 0-471-20754-3 (Hardback); ... following cycles:Cycle 1: LDW, LDW (also initialization of count, and the accumulators A7 and B7)Cycle 2: LDW, LDW, SUBCycles 3–5: LDW, LDW, SUB, BCycles 6–7: LDW, LDW, MPY, MPYH, SUB, BCycles...

Tài liệu DSP applications using C and the TMS320C6X DSK (P9) doc

... output channel was created to pass to CCS the input signal, the output of both the loop ﬁlter and the DCO, and time stamps. CCSbuffers these data so that the data can be accessed by other applications ... Proceedings of the 1998 ASEE Annual Conference, 1998.14. R. Chassaing and B. Bitler (contributors), Signal processing chips and applications, The Electrical Engineering Handbook, CRC Press, Boca ... kbits/sMUX264 DSP Applications and Student Projectssignals constructively add, while the high-frequency signals cancel each other, pro-ducing a low-band signal sampled at 8kHz. The low subband encoder converts...

Tài liệu DSP applications using C and the TMS320C6X DSK (P1) ppt

... product of choice for a number of consumer applications, since they havebecome very cost-effective. They can handle different tasks, since they can be DSP Applications Using C and the TMS32 0C6 x ... place the cursor to one of these ﬁles, then to the other while holding the Shift key, and press Open. Click on the “+” symbol on the left of the ProjectFiles window within CCS to expand and ... C6 xdskinit .c, (2) Vectors_11.asm, and (3) C6 xdsk.cmd. For now, the emphasis associated with these ﬁles should be on using them.1.5.1 Initialization/Communication File (C6 xdskinit .c) The function comm_intr...

Tài liệu DSP applications using C and the TMS320C6X DSK (P2) pptx

... processor. The maximum level of the input signal to be converted is determined by the speci c ADC circuitry on the codec, which is 3V p-p with the onboard codec. After the captured signal isprocessed, ... modulators. The sampling rate Fsis set by the frequency of the codec master clock MCLK of4096 kHz, such thatA diagram of the AD535 codec interfaced to the C6 711 DSK is shown in Figure 2.3 and is included ... we assume that the ear cannot detect frequencies above 20kHz, we can TTs< 2 121TTs>() Ffs> 2 DSP Applications Using C and the TMS32 0C6 x DSK. Rulph ChassaingCopyright © 2002...

Tài liệu Creating Applications with Mozilla-Chapter 10. RDF, RDF Tools, and the Content Model-P4 pptx

... getService(Components.interfaces.nsIRDFContainerUtils); Once you create an anonymous resource, you can create a sequence from it. Then you can test the type of the container and see whether it's ... are in the container. The count starts at 0 when the container is initialized: numberOfElements = aSequence.GetCount( ); Once you have the sequence, the datasource and resource the sequence resides ... methods control the datasource on the server. In addition to these methods, you can call the Flush method to flush the data that's been changed and reload, or you can check whether the datasource...

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