annotate projects/d-box/FIRfilter.h @ 45:579c86316008
newapi
Major API overhaul. Moved to a single data structure for handling render functions. Functionally, generally similar except for scheduling within PRU loop function, which now uses interrupts from the PRU rather than polling. This requires an updated kernel.
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andrewm |
| date |
Thu, 28 May 2015 14:35:55 -0400 |
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8a575ba3ab52 |
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1 /*
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2 * FIRfilter.h
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3 *
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4 * Created on: Aug 5, 2014
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5 * Author: Victor Zappi and Andrew McPherson
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6 */
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7
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8 #ifndef FIRFILTER_H_
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9 #define FIRFILTER_H_
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10
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11
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12 #include <NE10.h>
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13
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14 //#define FILTER_TAP_NUM 21
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15 //ne10_float32_t filterTaps[FILTER_TAP_NUM] = {
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16 // 0.000350,
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17 // 0.001133,
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18 // 0.002407,
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19 // 0.004203,
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20 // 0.006468,
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21 // 0.009057,
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22 // 0.011748,
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23 // 0.014265,
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24 // 0.016323,
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25 // 0.017671,
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andrewm@0
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26 // 0.018141,
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andrewm@0
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27 // 0.017671,
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28 // 0.016323,
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29 // 0.014265,
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30 // 0.011748,
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31 // 0.009057,
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32 // 0.006468,
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33 // 0.004203,
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34 // 0.002407,
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35 // 0.001133,
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36 // 0.000350
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37 //};
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38 #define FILTER_TAP_NUM 31
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39 ne10_float32_t filterTaps[FILTER_TAP_NUM] = {
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40 0.000018,
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41 0.000043,
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42 0.000078,
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43 0.000125,
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44 0.000183,
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45 0.000252,
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46 0.000330,
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andrewm@0
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47 0.000415,
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48 0.000504,
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49 0.000592,
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andrewm@0
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50 0.000677,
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andrewm@0
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51 0.000754,
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52 0.000818,
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53 0.000866,
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andrewm@0
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54 0.000897,
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andrewm@0
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55 0.000907,
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56 0.000897,
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57 0.000866,
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andrewm@0
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58 0.000818,
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59 0.000754,
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60 0.000677,
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61 0.000592,
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62 0.000504,
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63 0.000415,
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64 0.000330,
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65 0.000252,
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66 0.000183,
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67 0.000125,
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68 0.000078,
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69 0.000043,
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70 0.000018
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71 };
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72
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73 #endif /* FIRFILTER_H_ */
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