Akira Kashihara / Mbed 2 deprecated Space_art_sound

The program of Musical Instrument in Microgravity ~ Combined All Experiment Video (85% Speed) ~

Dependencies:   mbed

Project introduction slide) https://www.slideshare.net/secret/EFyMJ5f4U6oJbz

main.cpp@0:90918a0a0969, 2021-03-12 (annotated)

Committer:
AkiraK
Date:
Fri Mar 12 02:49:56 2021 +0000
Revision:
0:90918a0a0969
This program make a sound with the change of magnetic field.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AkiraK 0:90918a0a0969 1 #define mC 2610.626
AkiraK 0:90918a0a0969 2 #define mD 2930.665
AkiraK 0:90918a0a0969 3 #define mE 3290.628
AkiraK 0:90918a0a0969 4 #define mF 3490.228
AkiraK 0:90918a0a0969 5 #define mG 3910.995
AkiraK 0:90918a0a0969 6 #define mA 440.000
AkiraK 0:90918a0a0969 7 #define mB 493.883
AkiraK 0:90918a0a0969 8 // viollin: 391.995~4186.009
AkiraK 0:90918a0a0969 9 // viola: 261.626~2093.005
AkiraK 0:90918a0a0969 10 // cello: 130.813~1046.502
AkiraK 0:90918a0a0969 11 // contrabass: 82.407~391.995
AkiraK 0:90918a0a0969 12 // hape: 61.735~6271.927
AkiraK 0:90918a0a0969 13
AkiraK 0:90918a0a0969 14 #include "mbed.h"
AkiraK 0:90918a0a0969 15 #include "math.h"
AkiraK 0:90918a0a0969 16
AkiraK 0:90918a0a0969 17 Ticker timer;
AkiraK 0:90918a0a0969 18 AnalogOut sp1(p18);
AkiraK 0:90918a0a0969 19 AnalogIn magSensors[] = {p15,p16,p17,p19,p20};
AkiraK 0:90918a0a0969 20 float ms[180];
AkiraK 0:90918a0a0969 21 float m1,m2,m3,m4,m5;
AkiraK 0:90918a0a0969 22 float freq[3] = {0,0,0};
AkiraK 0:90918a0a0969 23
AkiraK 0:90918a0a0969 24 void sound_out(void) {
AkiraK 0:90918a0a0969 25 //
AkiraK 0:90918a0a0969 26 static float j1=0;
AkiraK 0:90918a0a0969 27 static float j2=0;
AkiraK 0:90918a0a0969 28 static float j3=0;
AkiraK 0:90918a0a0969 29 static float j4=0;
AkiraK 0:90918a0a0969 30 static float j5=0;
AkiraK 0:90918a0a0969 31 j1=j1+m1;
AkiraK 0:90918a0a0969 32 j2=j2+m2;
AkiraK 0:90918a0a0969 33 j3=j3+m3;
AkiraK 0:90918a0a0969 34 j4=j4+m4;
AkiraK 0:90918a0a0969 35 j5=j5+m5;
AkiraK 0:90918a0a0969 36 if (j1>180)j1=j1-180;
AkiraK 0:90918a0a0969 37 if (j2>180)j2=j2-180;
AkiraK 0:90918a0a0969 38 if (j3>180)j3=j3-180;
AkiraK 0:90918a0a0969 39 if (j4>180)j4=j4-180;
AkiraK 0:90918a0a0969 40 if (j5>180)j5=j5-180;
AkiraK 0:90918a0a0969 41 sp1.write((ms[(int)j1]+ms[(int)j2]+ms[(int)j3]+ms[(int)j4]+ms[(int)j5])/5.0);
AkiraK 0:90918a0a0969 42 }
AkiraK 0:90918a0a0969 43
AkiraK 0:90918a0a0969 44 int main() {
AkiraK 0:90918a0a0969 45 int i;
AkiraK 0:90918a0a0969 46 //setting sincurv
AkiraK 0:90918a0a0969 47 for (i=0;i<180;i++) {
AkiraK 0:90918a0a0969 48 ms[i]=sin(2*3.1415*(float)i/180.0)/2.0+0.5;
AkiraK 0:90918a0a0969 49 }
AkiraK 0:90918a0a0969 50 timer.attach_us(&sound_out,100); //10kHz
AkiraK 0:90918a0a0969 51 while(true){
AkiraK 0:90918a0a0969 52 // printf("magSensors: %f, %f, %f\n", magSensors[0]*3.3 * 1054 + 20, magSensors[1]*3.3, magSensors[2]*3.3);
AkiraK 0:90918a0a0969 53
AkiraK 0:90918a0a0969 54 // m1 = (magSensors[0]*3.3 * 1149.7 + 391.995) *2*180/10000; //606 violin
AkiraK 0:90918a0a0969 55 // m2 = (magSensors[1]*3.3 * 554.96 + 261.626) *2*180/10000; //606 2000 viola
AkiraK 0:90918a0a0969 56 // m3 = (magSensors[2]*3.3 * 227.48 + 130.813) *2*180/10000; // cello
AkiraK 0:90918a0a0969 57 // m4 = (magSensors[3]*3.3 * 93.815 + 82.407) *2*180/10000; //606 2000
AkiraK 0:90918a0a0969 58 // m5 = (magSensors[4]*3.3 * 1881.876 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 59 //
AkiraK 0:90918a0a0969 60 m1 = (magSensors[0]*3.3 * 1881.876 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 61 m2 = (magSensors[1]*3.3 * 1881.876 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 62 m3 = (magSensors[2]*3.3 * 1881.876 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 63 m4 = (magSensors[3]*3.3 * 1881.876 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 64 m5 = (magSensors[4]*3.3 * 1881.876 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 65
AkiraK 0:90918a0a0969 66 // m1 = (sqrt(magSensors[0]*3.3) * 3418.598 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 67 // m2 = (sqrt(magSensors[1]*3.3) * 3418.598 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 68 // m3 = (sqrt(magSensors[2]*3.3) * 3418.598 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 69 // m4 = (sqrt(magSensors[3]*3.3) * 3418.598 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 70 // m5 = (sqrt(magSensors[4]*3.3) * 3418.598 + 61.735) *2*180/10000; //
AkiraK 0:90918a0a0969 71 // printf("%f,%f,%f,%f,%f\n",m1,m2,m3,m4,m5);
AkiraK 0:90918a0a0969 72
AkiraK 0:90918a0a0969 73 // Error avoid
AkiraK 0:90918a0a0969 74
AkiraK 0:90918a0a0969 75 //for(int i = 0; i < 3; i++) {
AkiraK 0:90918a0a0969 76 // m[i] = magSensors[i]*3.3*6054+20;
AkiraK 0:90918a0a0969 77 // }
AkiraK 0:90918a0a0969 78 //
AkiraK 0:90918a0a0969 79 wait(0.00001);
AkiraK 0:90918a0a0969 80 }
AkiraK 0:90918a0a0969 81 ////ceg
AkiraK 0:90918a0a0969 82 // m1=mC*2*180/10000;
AkiraK 0:90918a0a0969 83 // m2=mE*2*180/10000;
AkiraK 0:90918a0a0969 84 // m3=mG*2*180/10000;
AkiraK 0:90918a0a0969 85 // wait(1.0f);
AkiraK 0:90918a0a0969 86 // //cfa
AkiraK 0:90918a0a0969 87 // m1=mC*2*180/10000;
AkiraK 0:90918a0a0969 88 // m2=mF*2*180/10000;
AkiraK 0:90918a0a0969 89 // m3=mA*2*180/10000;
AkiraK 0:90918a0a0969 90 // wait(1.0f);
AkiraK 0:90918a0a0969 91 // //ceg
AkiraK 0:90918a0a0969 92 // m1=mC*2*180/10000;
AkiraK 0:90918a0a0969 93 // m2=mE*2*180/10000;
AkiraK 0:90918a0a0969 94 // m3=mG*2*180/10000;
AkiraK 0:90918a0a0969 95 // wait(1.0f);
AkiraK 0:90918a0a0969 96 // //bdg
AkiraK 0:90918a0a0969 97 // m1=mB*180/10000;
AkiraK 0:90918a0a0969 98 // m2=mD*2*180/10000;
AkiraK 0:90918a0a0969 99 // m3=mG*2*180/10000;
AkiraK 0:90918a0a0969 100 // wait(1.0f);
AkiraK 0:90918a0a0969 101 // //ceg
AkiraK 0:90918a0a0969 102 // m1=mC*2*180/10000;
AkiraK 0:90918a0a0969 103 // m2=mE*2*180/10000;
AkiraK 0:90918a0a0969 104 // m3=mG*2*180/10000;
AkiraK 0:90918a0a0969 105 // wait(1.0f);
AkiraK 0:90918a0a0969 106 // timer.detach();
AkiraK 0:90918a0a0969 107 // sp1.write(0.0f);
AkiraK 0:90918a0a0969 108 // while (1);
AkiraK 0:90918a0a0969 109 }
AkiraK 0:90918a0a0969 110
AkiraK 0:90918a0a0969 111 //Ticker timer;
AkiraK 0:90918a0a0969 112 //AnalogOut sp1(p18); //define analog out pin
AkiraK 0:90918a0a0969 113 //
AkiraK 0:90918a0a0969 114 //float ms[180];
AkiraK 0:90918a0a0969 115 //float m1;
AkiraK 0:90918a0a0969 116 //int counter = 0;
AkiraK 0:90918a0a0969 117 //
AkiraK 0:90918a0a0969 118 //void sound_out(void) {
AkiraK 0:90918a0a0969 119 // static float j = 0;
AkiraK 0:90918a0a0969 120 // j = j + m1;
AkiraK 0:90918a0a0969 121 // if(j > 180) j = j - 180;
AkiraK 0:90918a0a0969 122 // sp1.write(ms[(int)j]);
AkiraK 0:90918a0a0969 123 // counter++;
AkiraK 0:90918a0a0969 124 // if(counter > 500000) {
AkiraK 0:90918a0a0969 125 // timer.detach();
AkiraK 0:90918a0a0969 126 // }
AkiraK 0:90918a0a0969 127 //}
AkiraK 0:90918a0a0969 128 //
AkiraK 0:90918a0a0969 129 //int main() {
AkiraK 0:90918a0a0969 130 // float mm[] = {mC,mD,mE,mF,mG,mA,mB}; //sound scale
AkiraK 0:90918a0a0969 131 // //setting sinecurv
AkiraK 0:90918a0a0969 132 // for(int i = 0; i < 180; i++) {
AkiraK 0:90918a0a0969 133 // ms[i] = sin(2*3.1415*(float)i/180.0)/2.0+0.5;
AkiraK 0:90918a0a0969 134 // }
AkiraK 0:90918a0a0969 135 //
AkiraK 0:90918a0a0969 136 // for(int i = 0; i < sizeof(mm); i++) {
AkiraK 0:90918a0a0969 137 // m1 = mm[i]*180/100000;
AkiraK 0:90918a0a0969 138 // timer.attach_us(&sound_out,10);
AkiraK 0:90918a0a0969 139 // counter = 0;
AkiraK 0:90918a0a0969 140 // wait(0.5f);
AkiraK 0:90918a0a0969 141 // }
AkiraK 0:90918a0a0969 142 //
AkiraK 0:90918a0a0969 143 // sp1.write(0.0f);
AkiraK 0:90918a0a0969 144 // while(true);
AkiraK 0:90918a0a0969 145 //}
AkiraK 0:90918a0a0969 146 //
AkiraK 0:90918a0a0969 147 //
AkiraK 0:90918a0a0969 148 //DigitalOut sp1(p5);
AkiraK 0:90918a0a0969 149 //Ticker timer; //Initialize timer interrupt
AkiraK 0:90918a0a0969 150 //
AkiraK 0:90918a0a0969 151 //int oto = 0;
AkiraK 0:90918a0a0969 152 //
AkiraK 0:90918a0a0969 153 //void tick(void)
AkiraK 0:90918a0a0969 154 //{
AkiraK 0:90918a0a0969 155 // sp1.write(oto); //Digital Out
AkiraK 0:90918a0a0969 156 // oto=!oto; //switch flag of digital out
AkiraK 0:90918a0a0969 157 //}
AkiraK 0:90918a0a0969 158 //
AkiraK 0:90918a0a0969 159 //int main()
AkiraK 0:90918a0a0969 160 //{
AkiraK 0:90918a0a0969 161 // float mm [] = {mC,mD,mE,mF,mG,mA,mB}; //sound scale
AkiraK 0:90918a0a0969 162 // for(int i = 0; i < sizeof(mm); i++) {
AkiraK 0:90918a0a0969 163 // timer.attach(&tick,1.0/mm[i]/2.0);
AkiraK 0:90918a0a0969 164 // wait(0.5f);
AkiraK 0:90918a0a0969 165 // }
AkiraK 0:90918a0a0969 166 // timer.detach();
AkiraK 0:90918a0a0969 167 // while(true);
AkiraK 0:90918a0a0969 168 //}