Mercurial > hg > beaglert
comparison projects/filter_FIR/FIRfilter.h @ 2:021ac8a1a4f9
_new FIR filter example
| author | Victor Zappi <victor.zappi@qmul.ac.uk> |
|---|---|
| date | Thu, 06 Nov 2014 15:59:16 +0000 |
| parents | |
| children |
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| 1:24fc8026ae8e | 2:021ac8a1a4f9 |
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| 1 /* | |
| 2 * FIRfilter.h | |
| 3 * | |
| 4 * Created on: Aug 5, 2014 | |
| 5 * Author: Victor Zappi and Andrew McPherson | |
| 6 */ | |
| 7 | |
| 8 #ifndef FIRFILTER_H_ | |
| 9 #define FIRFILTER_H_ | |
| 10 | |
| 11 | |
| 12 #include <NE10.h> | |
| 13 | |
| 14 #define FILTER_TAP_NUM 31 | |
| 15 | |
| 16 // Coefficients for FIR High Pass Filter at 3 KHz | |
| 17 ne10_float32_t filterTaps[FILTER_TAP_NUM] = { | |
| 18 -0.000055, | |
| 19 0.000318, | |
| 20 0.001401, | |
| 21 0.003333, | |
| 22 0.005827, | |
| 23 0.007995, | |
| 24 0.008335, | |
| 25 0.004991, | |
| 26 -0.003764, | |
| 27 -0.018906, | |
| 28 -0.040112, | |
| 29 -0.065486, | |
| 30 -0.091722, | |
| 31 -0.114710, | |
| 32 -0.130454, | |
| 33 0.863946, | |
| 34 -0.130454, | |
| 35 -0.114710, | |
| 36 -0.091722, | |
| 37 -0.065486, | |
| 38 -0.040112, | |
| 39 -0.018906, | |
| 40 -0.003764, | |
| 41 0.004991, | |
| 42 0.008335, | |
| 43 0.007995, | |
| 44 0.005827, | |
| 45 0.003333, | |
| 46 0.001401, | |
| 47 0.000318, | |
| 48 -0.000055 | |
| 49 }; | |
| 50 | |
| 51 #endif /* FIRFILTER_H_ */ |