def21262.h

在ADSP-2126x上编写的优化过的IIR滤波器程序（用c和汇编编写）。

#define NCH9    (BIT_5|BIT_8)   // 10 Channels
#define NCH10   (BIT_6|BIT_8)   // 11 Channels
#define NCH11   (BIT_5|BIT_6|BIT_8) // 12 Channels
#define NCH12   (BIT_7|BIT_8)   // 13 Channels
#define NCH13   (BIT_5|BIT_7|BIT_8) // 14 Channels
#define NCH14   (BIT_6|BIT_7|BIT_8) // 15 Channels
#define NCH15   (BIT_5|BIT_6|BIT_7|BIT_8)   // 16 Channels
#define NCH16   (BIT_9) // 17 Channels
#define NCH17   (BIT_5|BIT_9)   // 18 Channels
#define NCH18   (BIT_6|BIT_9)   // 19 Channels
#define NCH19   (BIT_5|BIT_6|BIT_9) // 20 Channels
#define NCH20   (BIT_7|BIT_9)   // 21 Channels
#define NCH21   (BIT_5|BIT_7|BIT_9) // 22 Channels
#define NCH22   (BIT_6|BIT_7|BIT_9) // 23 Channels
#define NCH23   (BIT_5|BIT_6|BIT_7|BIT_9)   // 24 Channels
#define NCH24   (BIT_8|BIT_9)   // 25 Channels
#define NCH25   (BIT_5|BIT_8|BIT_9) // 26 Channels
#define NCH26   (BIT_6|BIT_8|BIT_9) // 27 Channels
#define NCH27   (BIT_5|BIT_6|BIT_8|BIT_9)   // 28 Channels
#define NCH28   (BIT_7|BIT_8|BIT_9) // 29 Channels
#define NCH29   (BIT_5|BIT_7|BIT_8|BIT_9)   // 30 Channels
#define NCH30   (BIT_6|BIT_7|BIT_8|BIT_9)   // 31 Channels
#define NCH31   (BIT_5|BIT_6|BIT_7|BIT_8|BIT_9) // 32 Channels
#define NCH32   (BIT_10)    // 33 Channels
#define NCH33   (BIT_5|BIT_10)  // 34 Channels
#define NCH34   (BIT_6|BIT_10)  // 35 Channels
#define NCH35   (BIT_5|BIT_6|BIT_10)    // 36 Channels
#define NCH36   (BIT_7|BIT_10)  // 37 Channels
#define NCH37   (BIT_5|BIT_7|BIT_10)    // 38 Channels
#define NCH38   (BIT_6|BIT_7|BIT_10)    // 39 Channels
#define NCH39   (BIT_5|BIT_6|BIT_7|BIT_10)  // 40 Channels
#define NCH40   (BIT_8|BIT_10)  // 41 Channels
#define NCH41   (BIT_5|BIT_8|BIT_10)    // 42 Channels
#define NCH42   (BIT_6|BIT_8|BIT_10)    // 43 Channels
#define NCH43   (BIT_5|BIT_6|BIT_8|BIT_10)  // 44 Channels
#define NCH44   (BIT_7|BIT_8|BIT_10)    // 45 Channels
#define NCH45   (BIT_5|BIT_7|BIT_8|BIT_10)  // 46 Channels
#define NCH46   (BIT_6|BIT_7|BIT_8|BIT_10)  // 47 Channels
#define NCH47   (BIT_5|BIT_6|BIT_7|BIT_8|BIT_10)    // 48 Channels
#define NCH48   (BIT_9|BIT_10)  // 49 Channels
#define NCH49   (BIT_5|BIT_9|BIT_10)    // 50 Channels
#define NCH50   (BIT_6|BIT_9|BIT_10)    // 51 Channels
#define NCH51   (BIT_5|BIT_6|BIT_9|BIT_10)  // 52 Channels
#define NCH52   (BIT_7|BIT_9|BIT_10)    // 53 Channels
#define NCH53   (BIT_5|BIT_7|BIT_9|BIT_10)  // 54 Channels
#define NCH54   (BIT_6|BIT_7|BIT_9|BIT_10)  // 55 Channels
#define NCH55   (BIT_5|BIT_6|BIT_7|BIT_9|BIT_10)    // 56 Channels
#define NCH56   (BIT_8|BIT_9|BIT_10)    // 57 Channels
#define NCH57   (BIT_5|BIT_8|BIT_9|BIT_10)  // 58 Channels
#define NCH58   (BIT_6|BIT_8|BIT_9|BIT_10)  // 59 Channels
#define NCH59   (BIT_5|BIT_6|BIT_8|BIT_9|BIT_10)    // 60 Channels
#define NCH60   (BIT_7|BIT_8|BIT_9|BIT_10)  // 61 Channels
#define NCH61   (BIT_5|BIT_7|BIT_8|BIT_9|BIT_10)    // 62 Channels
#define NCH62   (BIT_6|BIT_7|BIT_8|BIT_9|BIT_10) // 63 Channels
#define NCH63   (BIT_5|BIT_6|BIT_7|BIT_8|BIT_9|BIT_10)  // 64 Channels
#define NCH64   (BIT_11)    // 65 Channels
#define NCH65   (BIT_5|BIT_11)  // 66 Channels
#define NCH66   (BIT_6|BIT_11)  // 67 Channels
#define NCH67   (BIT_5|BIT_6|BIT_11)    // 68 Channels
#define NCH68   (BIT_7|BIT_11)  // 69 Channels
#define NCH69   (BIT_5|BIT_7|BIT_11)    // 70 Channels
#define NCH70   (BIT_6|BIT_7|BIT_11)    // 71 Channels
#define NCH71   (BIT_5|BIT_6|BIT_7|BIT_11)  // 72 Channels
#define NCH72   (BIT_8|BIT_11)  // 73 Channels
#define NCH73   (BIT_5|BIT_8|BIT_11)    // 74 Channels
#define NCH74   (BIT_6|BIT_8|BIT_11)    // 75 Channels
#define NCH75   (BIT_5|BIT_6|BIT_8|BIT_11)  // 76 Channels
#define NCH76   (BIT_7|BIT_8|BIT_11)    // 77 Channels
#define NCH77   (BIT_5|BIT_7|BIT_8|BIT_11)  // 78 Channels
#define NCH78   (BIT_6|BIT_7|BIT_8|BIT_11)  // 79 Channels
#define NCH79   (BIT_5|BIT_6|BIT_7|BIT_8|BIT_11)    // 80 Channels
#define NCH80   (BIT_9|BIT_11)  // 81 Channels
#define NCH81   (BIT_5|BIT_9|BIT_11)    // 82 Channels
#define NCH82   (BIT_6|BIT_9|BIT_11)    // 83 Channels
#define NCH83   (BIT_5|BIT_6|BIT_9|BIT_11)  // 84 Channels
#define NCH84   (BIT_7|BIT_9|BIT_11)    // 85 Channels
#define NCH85   (BIT_5|BIT_7|BIT_9|BIT_11)  // 86 Channels
#define NCH86   (BIT_6|BIT_7|BIT_9|BIT_11)  // 87 Channels
#define NCH87   (BIT_5|BIT_6|BIT_7|BIT_9|BIT_11)    // 88 Channels
#define NCH88   (BIT_8|BIT_9|BIT_11)    // 89 Channels
#define NCH89   (BIT_5|BIT_8|BIT_9|BIT_11)  // 90 Channels
#define NCH90   (BIT_6|BIT_8|BIT_9|BIT_11)  // 91 Channels
#define NCH91   (BIT_5|BIT_6|BIT_8|BIT_9|BIT_11)    // 92 Channels
#define NCH92   (BIT_7|BIT_8|BIT_9|BIT_11)  // 93 Channels
#define NCH93   (BIT_5|BIT_7|BIT_8|BIT_9|BIT_11)    // 94 Channels
#define NCH94   (BIT_6|BIT_7|BIT_8|BIT_9|BIT_11)    // 95 Channels
#define NCH95   (BIT_5|BIT_6|BIT_7|BIT_8|BIT_9|BIT_11)  // 96 Channels
#define NCH96   (BIT_10|BIT_11) // 97 Channel
#define NCH97   (BIT_5|BIT_10|BIT_11)   // 98 Channels
#define NCH98   (BIT_6|BIT_10|BIT_11)   // 99 Channels
#define NCH99   (BIT_5|BIT_6|BIT_10|BIT_11) // 100 Channels
#define NCH100  (BIT_7|BIT_10|BIT_11)   // 101 Channels
#define NCH101  (BIT_5|BIT_7|BIT_10|BIT_11) // 102 Channels
#define NCH102  (BIT_6|BIT_7|BIT_10|BIT_11) // 103 Channels
#define NCH103  (BIT_5|BIT_6|BIT_7|BIT_10|BIT_11)   // 104 Channels
#define NCH104  (BIT_8|BIT_10|BIT_11)   // 105 Channels
#define NCH105  (BIT_5|BIT_8|BIT_10|BIT_11) // 106 Channels
#define NCH106  (BIT_6|BIT_8|BIT_10|BIT_11) // 107 Channels
#define NCH107  (BIT_5|BIT_6|BIT_8|BIT_10|BIT_11)   // 108 Channels
#define NCH108  (BIT_7|BIT_8|BIT_10|BIT_11) // 109 Channels
#define NCH109  (BIT_5|BIT_7|BIT_8|BIT_10|BIT_11)   // 110 Channels
#define NCH110  (BIT_6|BIT_7|BIT_8|BIT_10|BIT_11)   // 111 Channels
#define NCH111  (BIT_5|BIT_6|BIT_7|BIT_8|BIT_10|BIT_11) // 112 Channels
#define NCH112  (BIT_9|BIT_10|BIT_11)   // 113 Channels
#define NCH113  (BIT_5|BIT_9|BIT_10|BIT_11) // 114 Channels
#define NCH114  (BIT_6|BIT_9|BIT_10|BIT_11) // 115 Channels
#define NCH115  (BIT_5|BIT_6|BIT_9|BIT_10|BIT_11)   // 116 Channels
#define NCH116  (BIT_7|BIT_9|BIT_10|BIT_11) // 117 Channels
#define NCH117  (BIT_5|BIT_7|BIT_9|BIT_10|BIT_11)   // 118 Channels
#define NCH118  (BIT_6|BIT_7|BIT_9|BIT_10|BIT_11)   // 119 Channels
#define NCH119  (BIT_5|BIT_6|BIT_7|BIT_9|BIT_10|BIT_11) // 120 Channels
#define NCH120  (BIT_8|BIT_9|BIT_10|BIT_11) // 121 Channels
#define NCH121  (BIT_5|BIT_8|BIT_9|BIT_10|BIT_11)   // 122 Channels
#define NCH122  (BIT_6|BIT_8|BIT_9|BIT_10|BIT_11)   // 123 Channels
#define NCH123  (BIT_5|BIT_6|BIT_8|BIT_9|BIT_10|BIT_11) // 124 Channels
#define NCH124  (BIT_7|BIT_8|BIT_9|BIT_10|BIT_11)   // 125 Channels
#define NCH125  (BIT_5|BIT_7|BIT_8|BIT_9|BIT_10|BIT_11) // 126 Channels
#define NCH126  (BIT_6|BIT_7|BIT_8|BIT_9|BIT_10|BIT_11) // 127 Channels
#define NCH127  (BIT_5|BIT_6|BIT_7|BIT_8|BIT_9|BIT_10|BIT_11)   // 128 Channels
#define SPL     (BIT_12)    // SPORT 0&2 or SPORT 1&3 Internal Loopback Mode
#define CHNL    (0x007F0000)    // Current Channel Status (read-only)
#define CHNL0   (0x00000000)    // 1 Channel
#define CHNL1   (BIT_16)    // 2 Channels
#define CHNL2   (BIT_17)    // 3 Channels
#define CHNL3   (BIT_16|BIT_17) // 4 Channels
#define CHNL4   (BIT_18)    // 5 Channels
#define CHNL5   (BIT_16|BIT_18) // 6 Channels
#define CHNL6   (BIT_17|BIT_18) // 7 Channels
#define CHNL7   (BIT_16|BIT_17|BIT_18)  // 8 Channels
#define CHNL8   (BIT_19)    // 9 Channels
#define CHNL9   (BIT_16|BIT_19) // 10 Channels
#define CHNL10  (BIT_17|BIT_19) // 11 Channels
#define CHNL11  (BIT_16|BIT_17|BIT_19)  // 12 Channels
#define CHNL12  (BIT_18|BIT_19) // 13 Channels
#define CHNL13  (BIT_16|BIT_18|BIT_19)  // 14 Channels
#define CHNL14  (BIT_17|BIT_18|BIT_19)  // 15 Channels
#define CHNL15  (BIT_16|BIT_17|BIT_18|BIT_19)   // 16 Channels
#define CHNL16  (BIT_20)    // 17 Channels
#define CHNL17  (BIT_16|BIT_20) // 18 Channels
#define CHNL18  (BIT_17|BIT_20) // 19 Channels
#define CHNL19  (BIT_16|BIT_17|BIT_20)  // 20 Channels
#define CHNL20  (BIT_18|BIT_20) // 21 Channels
#define CHNL21  (BIT_16|BIT_18|BIT_20)  // 22 Channels
#define CHNL22  (BIT_17|BIT_18|BIT_20)  // 23 Channels
#define CHNL23  (BIT_16|BIT_17|BIT_18|BIT_20)   // 24 Channels
#define CHNL24  (BIT_19|BIT_20) // 25 Channels
#define CHNL25  (BIT_16|BIT_19|BIT_20)  // 26 Channels
#define CHNL26  (BIT_17|BIT_19|BIT_20)  // 27 Channels
#define CHNL27  (BIT_16|BIT_17|BIT_19|BIT_20)   // 28 Channels
#define CHNL28  (BIT_18|BIT_19|BIT_20)  // 29 Channels
#define CHNL29  (BIT_16|BIT_18|BIT_19|BIT_20)   // 30 Channels
#define CHNL30  (BIT_17|BIT_18|BIT_19|BIT_20)   // 31 Channels
#define CHNL31  (BIT_16|BIT_17|BIT_18|BIT_19|BIT_20)    // 32 Channels
#define CHNL32  (BIT_21)    // 33 Channels
#define CHNL33  (BIT_16|BIT_21) // 34 Channels
#define CHNL34  (BIT_17|BIT_21) // 35 Channels
#define CHNL35  (BIT_16|BIT_17|BIT_21)  // 36 Channels
#define CHNL36  (BIT_18|BIT_21) // 37 Channels
#define CHNL37  (BIT_16|BIT_18|BIT_21)  // 38 Channels
#define CHNL38  (BIT_17|BIT_18|BIT_21)  // 39 Channels
#define CHNL39  (BIT_16|BIT_17|BIT_18|BIT_21)   // 40 Channels
#define CHNL40  (BIT_19|BIT_21) // 41 Channels
#define CHNL41  (BIT_16|BIT_19|BIT_21)  // 42 Channels
#define CHNL42  (BIT_17|BIT_19|BIT_21)  // 43 Channels
#define CHNL43  (BIT_16|BIT_17|BIT_19|BIT_21)   // 44 Channels
#define CHNL44  (BIT_18|BIT_19|BIT_21)  // 45 Channels
#define CHNL45  (BIT_16|BIT_18|BIT_19|BIT_21)   // 46 Channels
#define CHNL46  (BIT_17|BIT_18|BIT_19|BIT_21)   // 47 Channels
#define CHNL47  (BIT_16|BIT_17|BIT_18|BIT_19|BIT_21)    // 48 Channels
#define CHNL48  (BIT_20|BIT_21) // 49 Channels
#define CHNL49  (BIT_16|BIT_20|BIT_21)  // 50 Channels
#define CHNL50  (BIT_17|BIT_20|BIT_21)  // 51 Channels
#define CHNL51  (BIT_16|BIT_17|BIT_20|BIT_21)   // 52 Channels
#define CHNL52  (BIT_18|BIT_20|BIT_21)  // 53 Channels
#define CHNL53  (BIT_16|BIT_18|BIT_20|BIT_21)   // 54 Channels
#define CHNL54  (BIT_17|BIT_18|BIT_20|BIT_21)   // 55 Channels
#define CHNL55  (BIT_16|BIT_17|BIT_18|BIT_20|BIT_21)    // 56 Channels
#define CHNL56  (BIT_19|BIT_20|BIT_21)  // 57 Channels
#define CHNL57  (BIT_16|BIT_19|BIT_20|BIT_21)   // 58 Channels
#define CHNL58  (BIT_17|BIT_19|BIT_20|BIT_21)   // 59 Channels
#define CHNL59  (BIT_16|BIT_17|BIT_19|BIT_20|BIT_21)    // 60 Channels
#define CHNL60  (BIT_18|BIT_19|BIT_20|BIT_21)   // 61 Channels
#define CHNL61  (BIT_16|BIT_18|BIT_19|BIT_20|BIT_21)    // 62 Channels
#define CHNL62  (BIT_17|BIT_18|BIT_19|BIT_20|BIT_21) // 63 Channels
#define CHNL63  (BIT_16|BIT_17|BIT_18|BIT_19|BIT_20|BIT_21) // 64 Channels
#define CHNL64  (BIT_22)    // 65 Channels
#define CHNL65  (BIT_16|BIT_22) // 66 Channels
#define CHNL66  (BIT_17|BIT_22) // 67 Channels
#define CHNL67  (BIT_16|BIT_17|BIT_22)  // 68 Channels
#define CHNL68  (BIT_18|BIT_22) // 69 Channels
#define CHNL69  (BIT_16|BIT_18|BIT_22)  // 70 Channels
#define CHNL70  (BIT_17|BIT_18|BIT_22)  // 71 Channels
#define CHNL71  (BIT_16|BIT_17|BIT_18|BIT_22)   // 72 Channels
#define CHNL72  (BIT_19|BIT_22) // 73 Channels
#define CHNL73  (BIT_16|BIT_19|BIT_22)  // 74 Channels
#define CHNL74  (BIT_17|BIT_19|BIT_22)  // 75 Channels
#define CHNL75  (BIT_16|BIT_17|BIT_19|BIT_22)   // 76 Channels
#define CHNL76  (BIT_18|BIT_19|BIT_22)  // 77 Channels
#define CHNL77  (BIT_16|BIT_18|BIT_19|BIT_22)   // 78 Channels
#define CHNL78  (BIT_17|BIT_18|BIT_19|BIT_22)   // 79 Channels
#define CHNL79  (BIT_16|BIT_17|BIT_18|BIT_19|BIT_22)    // 80 Channels
#define CHNL80  (BIT_20|BIT_22) // 81 Channels
#define CHNL81  (BIT_16|BIT_20|BIT_22)  // 82 Channels
#define CHNL82  (BIT_17|BIT_20|BIT_22)  // 83 Channels
#define CHNL83  (BIT_16|BIT_17|BIT_20|BIT_22)   // 84 Channels
#define CHNL84  (BIT_18|BIT_20|BIT_22)  // 85 Channels
#define CHNL85  (BIT_16|BIT_18|BIT_20|BIT_22)   // 86 Channels
#define CHNL86  (BIT_17|BIT_18|BIT_20|BIT_22)   // 87 Channels
#define CHNL87  (BIT_16|BIT_17|BIT_18|BIT_20|BIT_22)    // 88 Channels
#define CHNL88  (BIT_19|BIT_20|BIT_22)  // 89 Channels
#define CHNL89  (BIT_16|BIT_19|BIT_20|BIT_22)   // 90 Channels
#define CHNL90  (BIT_17|BIT_19|BIT_20|BIT_22)   // 91 Channels
#define CHNL91  (BIT_16|BIT_17|BIT_19|BIT_20|BIT_22)    // 92 Channels
#define CHNL92  (BIT_18|BIT_19|BIT_20|BIT_22)   // 93 Channels
#define CHNL93  (BIT_16|BIT_18|BIT_19|BIT_20|BIT_22)    // 94 Channels
#define CHNL94  (BIT_17|BIT_18|BIT_19|BIT_20|BIT_22)    // 95 Channels
#define CHNL95  (BIT_16|BIT_17|BIT_18|BIT_19|BIT_20|BIT_22) // 96 Channels
#define CHNL96  (BIT_21|BIT_22) // 97 Channel
#define CHNL97  (BIT_16|BIT_21|BIT_22)  // 98 Channels
#define CHNL98  (BIT_17|BIT_21|BIT_22)  // 99 Channels
#define CHNL99  (BIT_16|BIT_17|BIT_21|BIT_22)   // 100 Channels
#define CHNL100 (BIT_18|BIT_21|BIT_22)  // 101 Channels
#define CHNL101 (BIT_16|BIT_18|BIT_21|BIT_22)   // 102 Channels
#define CHNL102 (BIT_17|BIT_18|BIT_21|BIT_22)   // 103 Channels
#define CHNL103 (BIT_16|BIT_17|BIT_18|BIT_21|BIT_22)    // 104 Channels
#define CHNL104 (BIT_19|BIT_21|BIT_22)  // 105 Channels
#define CHNL105 (BIT_16|BIT_19|BIT_21|BIT_22