コウスケ スズキ / Mbed OS sound-piano

piano1-1

main.cpp@0:a2f1b0e043b5, 2022-08-16 (annotated)

Committer:
kosukesuzuki
Date:
Tue Aug 16 08:08:32 2022 +0000
Revision:
0:a2f1b0e043b5
piano

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kosukesuzuki 0:a2f1b0e043b5 1 #define mC 261.626//ド
kosukesuzuki 0:a2f1b0e043b5 2 #define mD 293.665//レ
kosukesuzuki 0:a2f1b0e043b5 3 #define mE 329.628//ミ
kosukesuzuki 0:a2f1b0e043b5 4 #define mF 349.228//ファ
kosukesuzuki 0:a2f1b0e043b5 5 #define mG 391.995//ソ
kosukesuzuki 0:a2f1b0e043b5 6 #define mA 440.000//ラ
kosukesuzuki 0:a2f1b0e043b5 7 #define mB 493.883//シ
kosukesuzuki 0:a2f1b0e043b5 8
kosukesuzuki 0:a2f1b0e043b5 9 #include "mbed.h"
kosukesuzuki 0:a2f1b0e043b5 10
kosukesuzuki 0:a2f1b0e043b5 11 Serial pc(USBTX,USBRX,9600); //UART
kosukesuzuki 0:a2f1b0e043b5 12 DigitalOut sp1(A0);
kosukesuzuki 0:a2f1b0e043b5 13 Ticker sound;
kosukesuzuki 0:a2f1b0e043b5 14
kosukesuzuki 0:a2f1b0e043b5 15 int oto = 0;
kosukesuzuki 0:a2f1b0e043b5 16
kosukesuzuki 0:a2f1b0e043b5 17 void tick(void)
kosukesuzuki 0:a2f1b0e043b5 18 {
kosukesuzuki 0:a2f1b0e043b5 19 sp1.write(oto);
kosukesuzuki 0:a2f1b0e043b5 20 oto=!oto;
kosukesuzuki 0:a2f1b0e043b5 21 }
kosukesuzuki 0:a2f1b0e043b5 22
kosukesuzuki 0:a2f1b0e043b5 23 float so = 0; //sound
kosukesuzuki 0:a2f1b0e043b5 24
kosukesuzuki 0:a2f1b0e043b5 25 int t;
kosukesuzuki 0:a2f1b0e043b5 26 int ct = 0;
kosukesuzuki 0:a2f1b0e043b5 27 float n;
kosukesuzuki 0:a2f1b0e043b5 28
kosukesuzuki 0:a2f1b0e043b5 29 float mm[]={mC,mD,mE,mF,mG,mA,mB,mC*2};
kosukesuzuki 0:a2f1b0e043b5 30
kosukesuzuki 0:a2f1b0e043b5 31 int main(){//1
kosukesuzuki 0:a2f1b0e043b5 32 pc.printf("setting, Eenter ple \r\n");
kosukesuzuki 0:a2f1b0e043b5 33 pc.printf("dt[ms] =");
kosukesuzuki 0:a2f1b0e043b5 34
kosukesuzuki 0:a2f1b0e043b5 35 scanf("%f",&n);
kosukesuzuki 0:a2f1b0e043b5 36 const float dt = n;
kosukesuzuki 0:a2f1b0e043b5 37 pc.printf("\r\n start \r\n");
kosukesuzuki 0:a2f1b0e043b5 38
kosukesuzuki 0:a2f1b0e043b5 39 while(1){//2
kosukesuzuki 0:a2f1b0e043b5 40 t = 1;
kosukesuzuki 0:a2f1b0e043b5 41 char cmd;
kosukesuzuki 0:a2f1b0e043b5 42 //pc.printf(" count = %d\r\n",ct);
kosukesuzuki 0:a2f1b0e043b5 43
kosukesuzuki 0:a2f1b0e043b5 44 if(pc.readable()){
kosukesuzuki 0:a2f1b0e043b5 45 cmd = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 46 if(cmd == 'q'){ //ド
kosukesuzuki 0:a2f1b0e043b5 47 if(pc.readable())t = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 48 so = mm[0]*(float)t;
kosukesuzuki 0:a2f1b0e043b5 49 sound.attach(&tick,1.0/so/2.0);
kosukesuzuki 0:a2f1b0e043b5 50 wait_us(dt);
kosukesuzuki 0:a2f1b0e043b5 51 sound.detach();
kosukesuzuki 0:a2f1b0e043b5 52
kosukesuzuki 0:a2f1b0e043b5 53 }else if(cmd == 'w'){ //レ
kosukesuzuki 0:a2f1b0e043b5 54 if(pc.readable())t = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 55 so = mm[1]*(float)t;
kosukesuzuki 0:a2f1b0e043b5 56 sound.attach(&tick,1.0/so/2.0);
kosukesuzuki 0:a2f1b0e043b5 57 wait_us(dt);
kosukesuzuki 0:a2f1b0e043b5 58 sound.detach();
kosukesuzuki 0:a2f1b0e043b5 59
kosukesuzuki 0:a2f1b0e043b5 60 }else if(cmd == 'e'){ //ミ
kosukesuzuki 0:a2f1b0e043b5 61 if(pc.readable())t = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 62 so = mm[2]*(float)t;
kosukesuzuki 0:a2f1b0e043b5 63 sound.attach(&tick,1.0/so/2.0);
kosukesuzuki 0:a2f1b0e043b5 64 wait_us(dt);
kosukesuzuki 0:a2f1b0e043b5 65 sound.detach();
kosukesuzuki 0:a2f1b0e043b5 66
kosukesuzuki 0:a2f1b0e043b5 67 }else if(cmd == 't'){ //ファ
kosukesuzuki 0:a2f1b0e043b5 68 if(pc.readable())t = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 69 so = mm[3]*(float)t;
kosukesuzuki 0:a2f1b0e043b5 70 sound.attach(&tick,1.0/so/2.0);
kosukesuzuki 0:a2f1b0e043b5 71 wait_us(dt);
kosukesuzuki 0:a2f1b0e043b5 72 sound.detach();
kosukesuzuki 0:a2f1b0e043b5 73
kosukesuzuki 0:a2f1b0e043b5 74 }else if(cmd == 'y'){ //ソ
kosukesuzuki 0:a2f1b0e043b5 75 if(pc.readable())t = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 76 so = mm[4]*(float)t;
kosukesuzuki 0:a2f1b0e043b5 77 sound.attach(&tick,1.0/so/2.0);
kosukesuzuki 0:a2f1b0e043b5 78 wait_us(dt);
kosukesuzuki 0:a2f1b0e043b5 79 sound.detach();
kosukesuzuki 0:a2f1b0e043b5 80
kosukesuzuki 0:a2f1b0e043b5 81 }else if(cmd == 'u'){ //ラ
kosukesuzuki 0:a2f1b0e043b5 82 if(pc.readable())t = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 83 so = mm[5]*(float)t;
kosukesuzuki 0:a2f1b0e043b5 84 sound.attach(&tick,1.0/so/2.0);
kosukesuzuki 0:a2f1b0e043b5 85 wait_us(dt);
kosukesuzuki 0:a2f1b0e043b5 86 sound.detach();
kosukesuzuki 0:a2f1b0e043b5 87
kosukesuzuki 0:a2f1b0e043b5 88 }else if(cmd == 'i'){ //シ
kosukesuzuki 0:a2f1b0e043b5 89 if(pc.readable())t = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 90 so = mm[6]*(float)t;
kosukesuzuki 0:a2f1b0e043b5 91 sound.attach(&tick,1.0/so/2.0);
kosukesuzuki 0:a2f1b0e043b5 92 wait_us(dt);
kosukesuzuki 0:a2f1b0e043b5 93 sound.detach();
kosukesuzuki 0:a2f1b0e043b5 94
kosukesuzuki 0:a2f1b0e043b5 95 }else if(cmd == 'o'){ //ド
kosukesuzuki 0:a2f1b0e043b5 96 if(pc.readable())t = pc.getc();
kosukesuzuki 0:a2f1b0e043b5 97 so = mm[7]*(float)t;
kosukesuzuki 0:a2f1b0e043b5 98 sound.attach(&tick,1.0/so/2.0);
kosukesuzuki 0:a2f1b0e043b5 99 wait_us(dt);
kosukesuzuki 0:a2f1b0e043b5 100 sound.detach();
kosukesuzuki 0:a2f1b0e043b5 101
kosukesuzuki 0:a2f1b0e043b5 102 }else if(cmd == 'k'){
kosukesuzuki 0:a2f1b0e043b5 103 printf("END");
kosukesuzuki 0:a2f1b0e043b5 104 //return 0;
kosukesuzuki 0:a2f1b0e043b5 105 }
kosukesuzuki 0:a2f1b0e043b5 106 }
kosukesuzuki 0:a2f1b0e043b5 107 ct = ct + 1;
kosukesuzuki 0:a2f1b0e043b5 108 }//2
kosukesuzuki 0:a2f1b0e043b5 109 }//1