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- /* Testing new synth module Rectifier
- * https://forum.pjrc.com/threads/61384?p=243547&viewfull=1#post243547
- *
- * Copyright 2020 Bradley Sanders. This is free software under GPL2.
- * Based on Revalogics vocoder and incorporating new Rectifier module
- * to generate dc control voltages
- *
- * Teensy 4.0 or higher is required to run this example. It uses
- * about 31% of the CPU time on Teensy 4.0 when running at 600 MHz.
- */
- #include <Audio.h>
-
- const int myInput = AUDIO_INPUT_LINEIN;
-
- // GUItool: begin automatically generated code
- AudioInputI2S i2s2; //xy=138.22221755981445,1116.9999799728394
- AudioMixer4 mixer1; //xy=303,1125
- AudioMixer4 mixer2; //xy=303,1187
- AudioFilterStateVariable filter39; //xy=468,1259
- AudioFilterStateVariable filter41; //xy=469,1306
- AudioFilterStateVariable filter43; //xy=469,1351
- AudioFilterStateVariable filter45; //xy=469,1397
- AudioFilterStateVariable filter47; //xy=469,1443
- AudioFilterStateVariable filter49; //xy=469,1489
- AudioFilterStateVariable filter51; //xy=469,1535
- AudioFilterStateVariable filter1; //xy=476,727
- AudioFilterStateVariable filter3; //xy=476,773
- AudioFilterStateVariable filter5; //xy=476,818
- AudioFilterStateVariable filter7; //xy=476,864
- AudioFilterStateVariable filter9; //xy=476,910
- AudioFilterStateVariable filter11; //xy=476,956
- AudioFilterStateVariable filter13; //xy=476,1002
- AudioFilterStateVariable filter40; //xy=606,1260
- AudioFilterStateVariable filter42; //xy=608,1305
- AudioFilterStateVariable filter44; //xy=608,1350
- AudioFilterStateVariable filter46; //xy=608,1396
- AudioFilterStateVariable filter48; //xy=608,1442
- AudioFilterStateVariable filter50; //xy=608,1488
- AudioFilterStateVariable filter52; //xy=608,1534
- AudioFilterStateVariable filter2; //xy=615,726
- AudioFilterStateVariable filter4; //xy=615,772
- AudioFilterStateVariable filter6; //xy=615,817
- AudioFilterStateVariable filter8; //xy=615,863
- AudioFilterStateVariable filter10; //xy=615,909
- AudioFilterStateVariable filter12; //xy=615,955
- AudioFilterStateVariable filter14; //xy=615,1001
- AudioAnalyzePeak peak21; //xy=622.8888740539551,1154.777837753296
- AudioAnalyzePeak peak20; //xy=625.111083984375,1121.3332829475403
- AudioEffectRectifier Rect5; //xy=749,908
- AudioEffectRectifier Rect7; //xy=749,995
- AudioEffectRectifier Rect4; //xy=750,865
- AudioEffectRectifier Rect6; //xy=751,955
- AudioEffectRectifier Rect2; //xy=753,774
- AudioEffectRectifier Rect3; //xy=754,819
- AudioEffectRectifier Rect1; //xy=755,725
- AudioEffectMultiply multiply2; //xy=758,1257
- AudioEffectMultiply multiply3; //xy=758,1311
- AudioEffectMultiply multiply6; //xy=758,1447
- AudioEffectMultiply multiply7; //xy=758,1493
- AudioEffectMultiply multiply4; //xy=759,1358
- AudioEffectMultiply multiply8; //xy=759,1539
- AudioEffectMultiply multiply5; //xy=760,1402
- AudioMixer4 mixer3; //xy=841,1638
- AudioMixer4 mixer4; //xy=842,1700
- AudioFilterBiquad biquad4; //xy=888,774
- AudioFilterBiquad biquad3; //xy=889,724
- AudioFilterBiquad biquad6; //xy=889,863
- AudioFilterBiquad biquad9; //xy=889,995
- AudioFilterBiquad biquad7; //xy=890,909
- AudioFilterBiquad biquad8; //xy=890,955
- AudioFilterBiquad biquad5; //xy=891,819
- AudioFilterStateVariable filter53; //xy=947,1260
- AudioFilterStateVariable filter55; //xy=947,1306
- AudioFilterStateVariable filter57; //xy=947,1351
- AudioFilterStateVariable filter59; //xy=947,1397
- AudioFilterStateVariable filter61; //xy=947,1443
- AudioFilterStateVariable filter63; //xy=947,1489
- AudioFilterStateVariable filter65; //xy=947,1535
- AudioSynthNoiseWhite noise1; //xy=1079.222255706787,1143.2221994400024
- AudioFilterStateVariable filter54; //xy=1086,1259
- AudioFilterStateVariable filter56; //xy=1086,1305
- AudioFilterStateVariable filter58; //xy=1086,1350
- AudioFilterStateVariable filter60; //xy=1086,1396
- AudioFilterStateVariable filter62; //xy=1086,1442
- AudioFilterStateVariable filter64; //xy=1086,1488
- AudioFilterStateVariable filter66; //xy=1086,1534
- AudioFilterStateVariable filter15; //xy=1103,704
- AudioFilterStateVariable filter17; //xy=1103,750
- AudioFilterStateVariable filter19; //xy=1103,795
- AudioFilterStateVariable filter21; //xy=1103,841
- AudioFilterStateVariable filter23; //xy=1103,887
- AudioFilterStateVariable filter25; //xy=1103,933
- AudioFilterStateVariable filter27; //xy=1103,979
- AudioEffectMultiply multiply9; //xy=1226,1257
- AudioEffectMultiply multiply10; //xy=1227,1310
- AudioEffectMultiply multiply11; //xy=1227,1354
- AudioEffectMultiply multiply13; //xy=1228,1446
- AudioEffectMultiply multiply14; //xy=1229,1493
- AudioEffectMultiply multiply15; //xy=1229,1540
- AudioEffectMultiply multiply12; //xy=1231,1407
- AudioFilterStateVariable filter16; //xy=1242,703
- AudioFilterStateVariable filter18; //xy=1242,749
- AudioFilterStateVariable filter20; //xy=1242,794
- AudioFilterStateVariable filter22; //xy=1242,840
- AudioFilterStateVariable filter24; //xy=1242,886
- AudioFilterStateVariable filter26; //xy=1242,932
- AudioFilterStateVariable filter28; //xy=1242,978
- AudioMixer4 mixer5; //xy=1305,1640
- AudioMixer4 mixer6; //xy=1306,1702
- AudioEffectRectifier Rect9; //xy=1373,748
- AudioEffectRectifier Rect8; //xy=1374,704
- AudioEffectRectifier Rect11; //xy=1375,841
- AudioEffectRectifier Rect10; //xy=1379,795
- AudioEffectRectifier Rect12; //xy=1379,888
- AudioEffectRectifier Rect13; //xy=1379,932
- AudioEffectRectifier Rect14; //xy=1381,982
- AudioFilterBiquad biquad10; //xy=1505,706
- AudioFilterBiquad biquad13; //xy=1505,842
- AudioFilterBiquad biquad11; //xy=1506,748
- AudioFilterBiquad biquad12; //xy=1507,795
- AudioFilterBiquad biquad14; //xy=1508,888
- AudioFilterBiquad biquad15; //xy=1509,932
- AudioFilterBiquad biquad16; //xy=1511,980
- AudioFilterStateVariable filter67; //xy=1517,1246
- AudioFilterStateVariable filter69; //xy=1517,1292
- AudioFilterStateVariable filter71; //xy=1517,1337
- AudioFilterStateVariable filter73; //xy=1517,1383
- AudioFilterStateVariable filter75; //xy=1517,1429
- AudioFilterStateVariable filter77; //xy=1517,1475
- AudioMixer4 mixer9; //xy=1628.1111221313477,1624.6666507720947
- AudioMixer4 mixer10; //xy=1629,1700
- AudioFilterStateVariable filter68; //xy=1656,1245
- AudioFilterStateVariable filter70; //xy=1656,1291
- AudioFilterStateVariable filter72; //xy=1656,1336
- AudioFilterStateVariable filter74; //xy=1656,1382
- AudioFilterStateVariable filter76; //xy=1656,1428
- AudioFilterStateVariable filter78; //xy=1656,1474
- AudioFilterStateVariable filter29; //xy=1749,778
- AudioFilterStateVariable filter31; //xy=1749,824
- AudioFilterStateVariable filter33; //xy=1749,869
- AudioFilterStateVariable filter35; //xy=1749,915
- AudioFilterStateVariable filter37; //xy=1749,961
- AudioMixer4 mixer11; //xy=1791,1665
- AudioEffectMultiply multiply21; //xy=1798,1478
- AudioEffectMultiply multiply20; //xy=1799.222267150879,1427.999948501587
- AudioEffectMultiply multiply17; //xy=1800,1290
- AudioEffectMultiply multiply19; //xy=1800,1384
- AudioEffectMultiply multiply16; //xy=1801,1242
- AudioEffectMultiply multiply18; //xy=1801,1338
- AudioFilterStateVariable filter30; //xy=1888,777
- AudioFilterStateVariable filter32; //xy=1888,823
- AudioFilterStateVariable filter34; //xy=1888,868
- AudioFilterStateVariable filter36; //xy=1888,914
- AudioFilterStateVariable filter38; //xy=1888,960
- AudioMixer4 mixer7; //xy=1981,1346
- AudioMixer4 mixer8; //xy=1980.888957977295,1405.6665725708008
- AudioEffectRectifier Rect17; //xy=2018,869
- AudioEffectRectifier Rect18; //xy=2018,914
- AudioEffectRectifier Rect19; //xy=2020,961
- AudioEffectRectifier Rect16; //xy=2021,822
- AudioEffectRectifier Rect15; //xy=2022,777
- AudioOutputI2S i2s1; //xy=2094.2222061157227,1631.8888421058655
- AudioFilterBiquad biquad18; //xy=2154,824
- AudioFilterBiquad biquad17; //xy=2158,780
- AudioFilterBiquad biquad19; //xy=2158,870
- AudioFilterBiquad biquad21; //xy=2158,962
- AudioFilterBiquad biquad20; //xy=2159,912
- //AudioOutputUSB usb1; //xy=2187.555633544922,661.6666431427002
- AudioConnection patchCord1(i2s2, 1, mixer1, 0);
- AudioConnection patchCord2(i2s2, 0, mixer2, 0);
- AudioConnection patchCord3(mixer1, 0, filter1, 0);
- AudioConnection patchCord4(mixer1, 0, filter3, 0);
- AudioConnection patchCord5(mixer1, 0, filter5, 0);
- AudioConnection patchCord6(mixer1, 0, filter7, 0);
- AudioConnection patchCord7(mixer1, 0, filter9, 0);
- AudioConnection patchCord8(mixer1, 0, filter11, 0);
- AudioConnection patchCord9(mixer1, 0, filter13, 0);
- AudioConnection patchCord10(mixer1, 0, filter15, 0);
- AudioConnection patchCord11(mixer1, 0, filter17, 0);
- AudioConnection patchCord12(mixer1, 0, filter19, 0);
- AudioConnection patchCord13(mixer1, 0, filter21, 0);
- AudioConnection patchCord14(mixer1, 0, filter23, 0);
- AudioConnection patchCord15(mixer1, 0, filter25, 0);
- AudioConnection patchCord16(mixer1, 0, filter27, 0);
- AudioConnection patchCord17(mixer1, 0, filter29, 0);
- AudioConnection patchCord18(mixer1, 0, filter31, 0);
- AudioConnection patchCord19(mixer1, 0, filter33, 0);
- AudioConnection patchCord20(mixer1, 0, filter35, 0);
- AudioConnection patchCord21(mixer1, 0, filter37, 0);
- AudioConnection patchCord22(mixer1, peak20);
- //AudioConnection patchCord23(mixer1, 0, usb1, 0);
- AudioConnection patchCord24(mixer1, 0, i2s1, 0);
- AudioConnection patchCord25(mixer2, 0, filter39, 0);
- AudioConnection patchCord26(mixer2, 0, filter41, 0);
- AudioConnection patchCord27(mixer2, 0, filter43, 0);
- AudioConnection patchCord28(mixer2, 0, filter45, 0);
- AudioConnection patchCord29(mixer2, 0, filter47, 0);
- AudioConnection patchCord30(mixer2, 0, filter49, 0);
- AudioConnection patchCord31(mixer2, 0, filter51, 0);
- AudioConnection patchCord32(mixer2, 0, filter53, 0);
- AudioConnection patchCord33(mixer2, 0, filter55, 0);
- AudioConnection patchCord34(mixer2, 0, filter57, 0);
- AudioConnection patchCord35(mixer2, 0, filter59, 0);
- AudioConnection patchCord36(mixer2, 0, filter61, 0);
- AudioConnection patchCord37(mixer2, 0, filter63, 0);
- AudioConnection patchCord38(mixer2, 0, filter65, 0);
- AudioConnection patchCord39(mixer2, 0, filter67, 0);
- AudioConnection patchCord40(mixer2, 0, filter69, 0);
- AudioConnection patchCord41(mixer2, 0, filter71, 0);
- AudioConnection patchCord42(mixer2, 0, filter73, 0);
- AudioConnection patchCord43(mixer2, 0, filter75, 0);
- AudioConnection patchCord44(mixer2, 0, mixer11, 2);
- AudioConnection patchCord45(mixer2, peak21);
- AudioConnection patchCord46(filter39, 0, filter40, 0);
- AudioConnection patchCord47(filter41, 1, filter42, 0);
- AudioConnection patchCord48(filter43, 1, filter44, 0);
- AudioConnection patchCord49(filter45, 1, filter46, 0);
- AudioConnection patchCord50(filter47, 1, filter48, 0);
- AudioConnection patchCord51(filter49, 1, filter50, 0);
- AudioConnection patchCord52(filter51, 1, filter52, 0);
- AudioConnection patchCord53(filter1, 0, filter2, 0);
- AudioConnection patchCord54(filter3, 1, filter4, 0);
- AudioConnection patchCord55(filter5, 1, filter6, 0);
- AudioConnection patchCord56(filter7, 1, filter8, 0);
- AudioConnection patchCord57(filter9, 1, filter10, 0);
- AudioConnection patchCord58(filter11, 1, filter12, 0);
- AudioConnection patchCord59(filter13, 1, filter14, 0);
- AudioConnection patchCord60(filter40, 0, multiply2, 0);
- AudioConnection patchCord61(filter42, 1, multiply3, 0);
- AudioConnection patchCord62(filter44, 1, multiply4, 0);
- AudioConnection patchCord63(filter46, 1, multiply5, 0);
- AudioConnection patchCord64(filter48, 1, multiply6, 0);
- AudioConnection patchCord65(filter50, 1, multiply7, 0);
- AudioConnection patchCord66(filter52, 1, multiply8, 0);
- AudioConnection patchCord67(filter2, 0, Rect1, 0);
- AudioConnection patchCord68(filter4, 1, Rect2, 0);
- AudioConnection patchCord69(filter6, 1, Rect3, 0);
- AudioConnection patchCord70(filter8, 1, Rect4, 0);
- AudioConnection patchCord71(filter10, 1, Rect5, 0);
- AudioConnection patchCord72(filter12, 1, Rect6, 0);
- AudioConnection patchCord73(filter14, 1, Rect7, 0);
- AudioConnection patchCord74(Rect5, biquad7);
- AudioConnection patchCord75(Rect7, biquad9);
- AudioConnection patchCord76(Rect4, biquad6);
- AudioConnection patchCord77(Rect6, biquad8);
- AudioConnection patchCord78(Rect2, biquad4);
- AudioConnection patchCord79(Rect3, biquad5);
- AudioConnection patchCord80(Rect1, biquad3);
- AudioConnection patchCord81(multiply2, 0, mixer3, 0);
- AudioConnection patchCord82(multiply3, 0, mixer3, 1);
- AudioConnection patchCord83(multiply6, 0, mixer4, 0);
- AudioConnection patchCord84(multiply7, 0, mixer4, 1);
- AudioConnection patchCord85(multiply4, 0, mixer3, 2);
- AudioConnection patchCord86(multiply8, 0, mixer4, 2);
- AudioConnection patchCord87(multiply5, 0, mixer3, 3);
- AudioConnection patchCord88(mixer3, 0, mixer9, 0);
- AudioConnection patchCord89(mixer4, 0, mixer9, 1);
- AudioConnection patchCord90(biquad4, 0, multiply3, 1);
- AudioConnection patchCord91(biquad3, 0, multiply2, 1);
- AudioConnection patchCord92(biquad6, 0, multiply5, 1);
- AudioConnection patchCord93(biquad9, 0, multiply8, 1);
- AudioConnection patchCord94(biquad7, 0, multiply6, 1);
- AudioConnection patchCord95(biquad8, 0, multiply7, 1);
- AudioConnection patchCord96(biquad5, 0, multiply4, 1);
- AudioConnection patchCord97(filter53, 1, filter54, 0);
- AudioConnection patchCord98(filter55, 1, filter56, 0);
- AudioConnection patchCord99(filter57, 1, filter58, 0);
- AudioConnection patchCord100(filter59, 1, filter60, 0);
- AudioConnection patchCord101(filter61, 1, filter62, 0);
- AudioConnection patchCord102(filter63, 1, filter64, 0);
- AudioConnection patchCord103(filter65, 1, filter66, 0);
- AudioConnection patchCord104(noise1, 0, filter77, 0);
- AudioConnection patchCord105(noise1, 0, mixer2, 1);
- AudioConnection patchCord106(filter54, 1, multiply9, 0);
- AudioConnection patchCord107(filter56, 1, multiply10, 0);
- AudioConnection patchCord108(filter58, 1, multiply11, 0);
- AudioConnection patchCord109(filter60, 1, multiply12, 0);
- AudioConnection patchCord110(filter62, 1, multiply13, 0);
- AudioConnection patchCord111(filter64, 1, multiply14, 0);
- AudioConnection patchCord112(filter66, 1, multiply15, 0);
- AudioConnection patchCord113(filter15, 1, filter16, 0);
- AudioConnection patchCord114(filter17, 1, filter18, 0);
- AudioConnection patchCord115(filter19, 1, filter20, 0);
- AudioConnection patchCord116(filter21, 1, filter22, 0);
- AudioConnection patchCord117(filter23, 1, filter24, 0);
- AudioConnection patchCord118(filter25, 1, filter26, 0);
- AudioConnection patchCord119(filter27, 1, filter28, 0);
- AudioConnection patchCord120(multiply9, 0, mixer5, 0);
- AudioConnection patchCord121(multiply10, 0, mixer5, 1);
- AudioConnection patchCord122(multiply11, 0, mixer5, 2);
- AudioConnection patchCord123(multiply13, 0, mixer6, 0);
- AudioConnection patchCord124(multiply14, 0, mixer6, 1);
- AudioConnection patchCord125(multiply15, 0, mixer6, 2);
- AudioConnection patchCord126(multiply12, 0, mixer5, 3);
- AudioConnection patchCord127(filter16, 1, Rect8, 0);
- AudioConnection patchCord128(filter18, 1, Rect9, 0);
- AudioConnection patchCord129(filter20, 1, Rect10, 0);
- AudioConnection patchCord130(filter22, 1, Rect11, 0);
- AudioConnection patchCord131(filter24, 1, Rect12, 0);
- AudioConnection patchCord132(filter26, 1, Rect13, 0);
- AudioConnection patchCord133(filter28, 1, Rect14, 0);
- AudioConnection patchCord134(mixer5, 0, mixer9, 2);
- AudioConnection patchCord135(mixer6, 0, mixer9, 3);
- AudioConnection patchCord136(Rect9, biquad11);
- AudioConnection patchCord137(Rect8, biquad10);
- AudioConnection patchCord138(Rect11, biquad13);
- AudioConnection patchCord139(Rect10, biquad12);
- AudioConnection patchCord140(Rect12, biquad14);
- AudioConnection patchCord141(Rect13, biquad15);
- AudioConnection patchCord142(Rect14, biquad16);
- AudioConnection patchCord143(biquad10, 0, multiply9, 1);
- AudioConnection patchCord144(biquad13, 0, multiply12, 1);
- AudioConnection patchCord145(biquad11, 0, multiply10, 1);
- AudioConnection patchCord146(biquad12, 0, multiply11, 1);
- AudioConnection patchCord147(biquad14, 0, multiply13, 1);
- AudioConnection patchCord148(biquad15, 0, multiply14, 1);
- AudioConnection patchCord149(biquad16, 0, multiply15, 1);
- AudioConnection patchCord150(filter67, 1, filter68, 0);
- AudioConnection patchCord151(filter69, 1, filter70, 0);
- AudioConnection patchCord152(filter71, 1, filter72, 0);
- AudioConnection patchCord153(filter73, 1, filter74, 0);
- AudioConnection patchCord154(filter75, 2, filter76, 0);
- AudioConnection patchCord155(filter77, 2, filter78, 0);
- AudioConnection patchCord156(mixer9, 0, mixer11, 0);
- AudioConnection patchCord157(mixer10, 0, mixer11, 1);
- AudioConnection patchCord158(filter68, 1, multiply16, 0);
- AudioConnection patchCord159(filter70, 1, multiply17, 0);
- AudioConnection patchCord160(filter72, 1, multiply18, 0);
- AudioConnection patchCord161(filter74, 1, multiply19, 0);
- AudioConnection patchCord162(filter76, 1, multiply20, 0);
- AudioConnection patchCord163(filter78, 2, multiply21, 0);
- AudioConnection patchCord164(filter29, 1, filter30, 0);
- AudioConnection patchCord165(filter31, 1, filter32, 0);
- AudioConnection patchCord166(filter33, 1, filter34, 0);
- AudioConnection patchCord167(filter35, 1, filter36, 0);
- AudioConnection patchCord168(filter37, 2, filter38, 0);
- AudioConnection patchCord169(mixer11, 0, i2s1, 1);
- //AudioConnection patchCord170(mixer11, 0, usb1, 1);
- AudioConnection patchCord171(multiply21, 0, mixer8, 1);
- AudioConnection patchCord172(multiply20, 0, mixer8, 0);
- AudioConnection patchCord173(multiply17, 0, mixer7, 1);
- AudioConnection patchCord174(multiply19, 0, mixer7, 3);
- AudioConnection patchCord175(multiply16, 0, mixer7, 0);
- AudioConnection patchCord176(multiply18, 0, mixer7, 2);
- AudioConnection patchCord177(filter30, 1, Rect15, 0);
- AudioConnection patchCord178(filter32, 1, Rect16, 0);
- AudioConnection patchCord179(filter34, 1, Rect17, 0);
- AudioConnection patchCord180(filter36, 1, Rect18, 0);
- AudioConnection patchCord181(filter38, 1, Rect19, 0);
- AudioConnection patchCord182(mixer7, 0, mixer10, 0);
- AudioConnection patchCord183(mixer8, 0, mixer10, 1);
- AudioConnection patchCord184(Rect17, biquad19);
- AudioConnection patchCord185(Rect18, biquad20);
- AudioConnection patchCord186(Rect19, biquad21);
- AudioConnection patchCord187(Rect16, biquad18);
- AudioConnection patchCord188(Rect15, biquad17);
- AudioConnection patchCord189(biquad18, 0, multiply17, 1);
- AudioConnection patchCord190(biquad17, 0, multiply16, 1);
- AudioConnection patchCord191(biquad19, 0, multiply18, 1);
- AudioConnection patchCord192(biquad21, 0, multiply20, 1);
- AudioConnection patchCord193(biquad21, 0, multiply21, 1);
- AudioConnection patchCord194(biquad20, 0, multiply19, 1);
- AudioControlSGTL5000 sgtl5000_1; //xy=2226.777786254883,1222.6666231155396
- // GUItool: end automatically generated code
-
-
- //---------------------------------------------------------------------------------------
- void setup() {
- sgtl5000_1.enable();
- sgtl5000_1.inputSelect(myInput);
- sgtl5000_1.volume(0.7);
-
- const float res = 5; // this is used as resonance value of all state variable filters
- // modulators
- const float freq[37] = { // filter frequency table, tuned to specified musical notes
- 110.0000000, // A2 freq[0]
- 123.4708253, // B2 freq[1]
- 138.5913155, // C#3 freq[2]
- 155.5634919, // D#3 freq[3]
- 174.6141157, // F3 freq[4]
- 195.9977180, // G3 freq[5]
- 220.0000000, // A3 freq[6]
- 246.9416506, // B3 freq[7]
- 277.1826310, // C#4 freq[8]
- 311.1269837, // D#4 freq[9]
- 349.2282314, // F4 freq[10]
- 391.9954360, // G4 freq[11]
- 440.0000000, // A4 freq[12]
- 493.8833013, // B4 freq[13]
- 554.3652620, // C#5 freq[14]
- 622.2539674, // D#5 freq[15]
- 698.4564629, // F5 freq[16]
- 783.9908720, // G5 freq[17]
- 880.0000000, // A5 freq[18]
- 987.7666025, // B5 freq[19]
- 1108.730524, // C#6 freq[20]
- 1244.507935, // D#6 freq[21]
- 1396.912926, // F6 freq[22]
- 1567.981744, // G6 freq[23]
- 1760.000000, // A6 freq[24]
- 1975.533205, // B6 freq[25]
- 2217.461048, // C#7 freq[26]
- 2489.015870, // D#7 freq[27]
- 2793.825851, // F7 freq[28]
- 3135.963488, // G7 freq[29]
- 3520.000000, // A7 freq[30]
- 3951.066410, // B7 freq[31]
- 4434.922096, // C#8 freq[32]
- 4978.031740, // D#8 freq[33]
- 5587.651703, // F8 freq[34]
- 6271.926976, // G8 freq[35]
- 7040.000000 // A8 freq[36]
- };
-
- AudioMemory(64); // allocate some memory for audio library
- Serial.begin(115200); // initialize serial communication
- noise1.amplitude(0.7); // controls sibilance (hiss syllables)
- mixer1.gain(0, 1); // I2S left input level
- mixer2.gain(0, 0.7); // I2S right input level
- mixer2.gain(1, 0.7); // noise right input level
- mixer11.gain(0, 0.7); // vocoder output 1 level (low-mid freq)
- mixer11.gain(1, 0.7); // vocoder output 2 level (high freq)
- mixer11.gain(2, 0); // instrument to output mix level
-
- mixer3.gain(0,1);
- mixer3.gain(1,1);
- mixer3.gain(2,1);
- mixer3.gain(3,1);
- mixer4.gain(0,1);
- mixer4.gain(1,1);
- mixer4.gain(2,1);
-
- mixer5.gain(0,1);
- mixer5.gain(1,1);
- mixer5.gain(2,1);
- mixer5.gain(3,1);
- mixer6.gain(0,1);
- mixer6.gain(1,1);
- mixer6.gain(2,1);
-
- mixer7.gain(0,1);
- mixer7.gain(1,1);
- mixer7.gain(2,1);
- mixer7.gain(3,1);
- mixer8.gain(0,1);
- mixer8.gain(1,1);
-
- mixer9.gain(0,1);
- mixer9.gain(1,1);
- mixer9.gain(2,1);
- mixer9.gain(3,1);
- mixer10.gain(0,1);
- mixer10.gain(1,1);
-
- filter1.resonance(res); // set the resonance of the filters
- filter2.resonance(res);
- filter3.resonance(res);
- filter4.resonance(res);
- filter5.resonance(res);
- filter6.resonance(res);
- filter7.resonance(res);
- filter8.resonance(res);
- filter9.resonance(res);
- filter10.resonance(res);
- filter11.resonance(res);
- filter12.resonance(res);
- filter13.resonance(res);
- filter14.resonance(res);
- filter15.resonance(res);
- filter16.resonance(res);
- filter17.resonance(res);
- filter18.resonance(res);
- filter19.resonance(res);
- filter20.resonance(res);
- filter21.resonance(res);
- filter22.resonance(res);
- filter23.resonance(res);
- filter24.resonance(res);
- filter25.resonance(res);
- filter26.resonance(res);
- filter27.resonance(res);
- filter28.resonance(res);
- filter29.resonance(res);
- filter30.resonance(res);
- filter31.resonance(res);
- filter32.resonance(res);
- filter33.resonance(res);
- filter34.resonance(res);
- filter35.resonance(res);
- filter36.resonance(res);
- filter37.resonance(res);
- filter38.resonance(res);
- filter39.resonance(res);
- filter40.resonance(res);
- filter41.resonance(res);
- filter42.resonance(res);
- filter43.resonance(res);
- filter44.resonance(res);
- filter45.resonance(res);
- filter46.resonance(res);
- filter47.resonance(res);
- filter48.resonance(res);
- filter49.resonance(res);
- filter50.resonance(res);
- filter51.resonance(res);
- filter52.resonance(res);
- filter53.resonance(res);
- filter54.resonance(res);
- filter55.resonance(res);
- filter56.resonance(res);
- filter57.resonance(res);
- filter58.resonance(res);
- filter59.resonance(res);
- filter60.resonance(res);
- filter61.resonance(res);
- filter62.resonance(res);
- filter63.resonance(res);
- filter64.resonance(res);
- filter65.resonance(res);
- filter66.resonance(res);
- filter67.resonance(res);
- filter68.resonance(res);
- filter69.resonance(res);
- filter70.resonance(res);
- filter71.resonance(res);
- filter72.resonance(res);
- filter73.resonance(res);
- filter74.resonance(res);
- filter75.resonance(res);
- filter76.resonance(res);
- filter77.resonance(res);
- filter78.resonance(res);
-
- filter1.frequency(freq[0]); // set the frequencies of the filters
- filter2.frequency(freq[0]); // frequencies are assigned to a pair of filters because they are cascaded
- filter3.frequency(freq[2]); // two sets of filters are used: for voice signal analysis and instrument/synth filter
- filter4.frequency(freq[2]);
- filter5.frequency(freq[4]);
- filter6.frequency(freq[4]);
- filter7.frequency(freq[6]);
- filter8.frequency(freq[6]);
- filter9.frequency(freq[8]);
- filter10.frequency(freq[8]);
- filter11.frequency(freq[10]);
- filter12.frequency(freq[10]);
- filter13.frequency(freq[12]);
- filter14.frequency(freq[12]);
- filter15.frequency(freq[14]);
- filter16.frequency(freq[14]);
- filter17.frequency(freq[16]);
- filter18.frequency(freq[16]);
- filter19.frequency(freq[18]);
- filter20.frequency(freq[18]);
- filter21.frequency(freq[20]);
- filter22.frequency(freq[20]);
- filter23.frequency(freq[22]);
- filter24.frequency(freq[22]);
- filter25.frequency(freq[24]);
- filter26.frequency(freq[24]);
- filter27.frequency(freq[26]);
- filter28.frequency(freq[26]);
- filter29.frequency(freq[28]);
- filter30.frequency(freq[28]);
- filter31.frequency(freq[30]);
- filter32.frequency(freq[30]);
- filter33.frequency(freq[32]);
- filter34.frequency(freq[32]);
- filter35.frequency(freq[34]);
- filter36.frequency(freq[34]);
- filter37.frequency(freq[36]);
- filter38.frequency(freq[36]);
- filter39.frequency(freq[0]);
- filter40.frequency(freq[0]);
- filter41.frequency(freq[2]);
- filter42.frequency(freq[2]);
- filter43.frequency(freq[4]);
- filter44.frequency(freq[4]);
- filter45.frequency(freq[6]);
- filter46.frequency(freq[6]);
- filter47.frequency(freq[8]);
- filter48.frequency(freq[8]);
- filter49.frequency(freq[10]);
- filter50.frequency(freq[10]);
- filter51.frequency(freq[12]);
- filter52.frequency(freq[12]);
- filter53.frequency(freq[14]);
- filter54.frequency(freq[14]);
- filter55.frequency(freq[16]);
- filter56.frequency(freq[16]);
- filter57.frequency(freq[18]);
- filter58.frequency(freq[18]);
- filter59.frequency(freq[20]);
- filter60.frequency(freq[20]);
- filter61.frequency(freq[22]);
- filter62.frequency(freq[22]);
- filter63.frequency(freq[24]);
- filter64.frequency(freq[24]);
- filter65.frequency(freq[26]);
- filter66.frequency(freq[26]);
- filter67.frequency(freq[28]);
- filter68.frequency(freq[28]);
- filter69.frequency(freq[30]);
- filter70.frequency(freq[30]);
- filter71.frequency(freq[32]);
- filter72.frequency(freq[32]);
- filter73.frequency(freq[34]);
- filter74.frequency(freq[34]);
- filter75.frequency(freq[36]);
- filter76.frequency(freq[36]);
- filter77.frequency(freq[36]); // last pair of filters are used for sibilance
- filter78.frequency(freq[36]); // input is a white noise, instead of instrument/synth
-
- biquad3.setLowpass(0, 90, 0.53);
- biquad3.setLowpass(1, 90, 0.707);
- biquad3.setLowpass(2, 60, 0.53);
- biquad3.setLowpass(3, 80, 0.707);
- biquad4.setLowpass(0, 200, 0.53);
- biquad4.setLowpass(1, 200, 0.707);
- biquad4.setLowpass(2, 60, 0.53);
- biquad4.setLowpass(3, 160, 0.707);
- biquad5.setLowpass(0, 200, 0.53);
- biquad5.setLowpass(1, 200, 0.707);
- biquad5.setLowpass(2, 60, 0.53);
- biquad5.setLowpass(3, 160, 0.707);
- biquad6.setLowpass(0, 200, 0.53);
- biquad6.setLowpass(1, 200, 0.707);
- biquad6.setLowpass(2, 60, 0.53);
- biquad6.setLowpass(3, 160, 0.707);
- biquad7.setLowpass(0, 200, 0.53);
- biquad7.setLowpass(1, 200, 0.707);
- biquad7.setLowpass(2, 60, 0.53);
- biquad7.setLowpass(3, 160, 0.707);
- biquad8.setLowpass(0, 200, 0.53);
- biquad8.setLowpass(1, 200, 0.707);
- biquad8.setLowpass(2, 60, 0.53);
- biquad8.setLowpass(3, 160, 0.707);
- biquad9.setLowpass(0, 200, 0.53);
- biquad9.setLowpass(1, 200, 0.707);
- biquad9.setLowpass(2, 60, 0.53);
- biquad9.setLowpass(3, 160, 0.707);
- biquad10.setLowpass(0, 200, 0.53);
- biquad10.setLowpass(1, 200, 0.707);
- biquad10.setLowpass(2, 60, 0.53);
- biquad10.setLowpass(3, 160, 0.707);
- biquad11.setLowpass(0, 200, 0.53);
- biquad11.setLowpass(1, 200, 0.707);
- biquad11.setLowpass(2, 60, 0.53);
- biquad11.setLowpass(3, 160, 0.707);
- biquad12.setLowpass(0, 200, 0.53);
- biquad12.setLowpass(1, 200, 0.707);
- biquad12.setLowpass(2, 60, 0.53);
- biquad12.setLowpass(3, 160, 0.707);
- biquad13.setLowpass(0, 200, 0.53);
- biquad13.setLowpass(1, 200, 0.707);
- biquad13.setLowpass(2, 60, 0.53);
- biquad13.setLowpass(3, 160, 0.707);
- biquad14.setLowpass(0, 200, 0.53);
- biquad14.setLowpass(1, 200, 0.707);
- biquad14.setLowpass(2, 60, 0.53);
- biquad14.setLowpass(3, 160, 0.707);
- biquad15.setLowpass(0, 200, 0.53);
- biquad15.setLowpass(1, 200, 0.707);
- biquad15.setLowpass(2, 60, 0.53);
- biquad15.setLowpass(3, 160, 0.707);
- biquad16.setLowpass(0, 200, 0.53);
- biquad16.setLowpass(1, 200, 0.707);
- biquad16.setLowpass(2, 60, 0.53);
- biquad16.setLowpass(3, 160, 0.707);
- biquad17.setLowpass(0, 200, 0.53);
- biquad17.setLowpass(1, 200, 0.707);
- biquad17.setLowpass(2, 60, 0.53);
- biquad17.setLowpass(3, 160, 0.707);
- biquad18.setLowpass(0, 200, 0.53);
- biquad18.setLowpass(1, 200, 0.707);
- biquad18.setLowpass(2, 60, 0.53);
- biquad18.setLowpass(3, 160, 0.707);
- biquad19.setLowpass(0, 200, 0.53);
- biquad19.setLowpass(1, 200, 0.707);
- biquad19.setLowpass(2, 60, 0.53);
- biquad19.setLowpass(3, 160, 0.707);
- biquad20.setLowpass(0, 200, 0.53);
- biquad20.setLowpass(1, 200, 0.707);
- biquad20.setLowpass(2, 60, 0.53);
- biquad20.setLowpass(3, 160, 0.707);
- biquad21.setLowpass(0, 200, 0.53);
- biquad21.setLowpass(1, 200, 0.707);
- biquad21.setLowpass(2, 60, 0.53);
- biquad21.setLowpass(3, 160, 0.707);
- }
-
- void loop() {
- Serial.print(AudioProcessorUsage());
- Serial.print("/");
- Serial.print(AudioProcessorUsageMax());
- Serial.println("");
- AudioProcessorUsageMaxReset();
- delay(100);
- }
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