ADSP-219X SINGLE-CORE OPTIMIZED EXAMPLE CODE

ADSP-219x FIR.zip
(zip file, 6 KB)
ADSP-219x FIR.txt
Last Updated: June 23, 2001

The files contained in ADSP-219x FIR.zip implement an FIR filter per the equation below given input consisting of filter coefficients and samples.

Equation: y(n) = Summation from k=0 to M of h(k) * x(n-k)

Sample input data, filter coefficients, and expected output values are included to aid users in verifying proper results.

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ADSP-219x IIR.zip
(zip file, 7 KB)
ADSP-219x IIR.txt
1st Updated: June 23, 2001

The files contained in ADSP-219x IIR.zip implement an IIR filter per the equation below given input consisting of filter coefficients and samples.

Equation: w(n) = x(n) + A1*w(n-1) + A2*w(n-2)
  y(n) = w(n) + B1*w(n-1) + B2*w(n-2) (single biquad structure)

Sample input data, filter coefficients, and expected output values are included to aid users in verifying proper results.

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ADSP-219x Complex Rad2 FFT.zip
(zip file, 14 KB)
ADSP-219x Complex Rad2 FFT.txt
Last Updated: June 23, 2001

The files contained in ADSP-219x Complex Rad2 FFT.zip implement a single-core radix-2 FFT of length 64 or greater.

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ADSP-219x Viterbi Decoder.zip
(zip file, 6 KB)
ADSP-219x Viterbi Decoder.txt
Last Updated: June 21, 2001

The files contained in ADSP-219x Viterbi Decoder.zip implement a 1/2 rate Viterbi Decoder given a soft decision input.

Sample input data and expected output values are included to aid users in verifying proper results.

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