Diff: main.cpp

Revision:

0:a2f1b0e043b5

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Aug 16 08:08:32 2022 +0000
@@ -0,0 +1,109 @@
+#define mC 261.626//ド
+#define mD 293.665//レ
+#define mE 329.628//ミ
+#define mF 349.228//ファ
+#define mG 391.995//ソ
+#define mA 440.000//ラ
+#define mB 493.883//シ
+
+#include "mbed.h"
+
+Serial pc(USBTX,USBRX,9600); //UART
+DigitalOut sp1(A0);
+Ticker sound;
+
+int oto = 0;
+
+void tick(void)
+{
+    sp1.write(oto);
+    oto=!oto;
+}
+
+float so = 0; //sound
+
+int t;
+int ct = 0;
+float n;
+
+float mm[]={mC,mD,mE,mF,mG,mA,mB,mC*2};
+
+int main(){//1
+    pc.printf("setting, Eenter ple \r\n");
+    pc.printf("dt[ms] =");
+    
+    scanf("%f",&n);
+    const float dt = n;
+    pc.printf("\r\n start \r\n");
+    
+    while(1){//2
+        t = 1;
+        char cmd;
+        //pc.printf(" count = %d\r\n",ct);
+        
+        if(pc.readable()){
+             cmd = pc.getc();
+             if(cmd == 'q'){    //ド
+                if(pc.readable())t = pc.getc();
+                so = mm[0]*(float)t;
+                sound.attach(&tick,1.0/so/2.0);
+                wait_us(dt);
+                sound.detach();
+                
+                }else if(cmd == 'w'){   //レ
+                    if(pc.readable())t = pc.getc();
+                    so = mm[1]*(float)t;
+                    sound.attach(&tick,1.0/so/2.0);
+                    wait_us(dt);
+                    sound.detach();
+                    
+                    }else if(cmd == 'e'){   //ミ
+                        if(pc.readable())t = pc.getc();
+                        so = mm[2]*(float)t;
+                        sound.attach(&tick,1.0/so/2.0);
+                        wait_us(dt);
+                        sound.detach();
+                        
+                        }else if(cmd == 't'){   //ファ
+                            if(pc.readable())t = pc.getc();
+                            so = mm[3]*(float)t;
+                            sound.attach(&tick,1.0/so/2.0);
+                            wait_us(dt);
+                            sound.detach();
+                            
+                            }else if(cmd == 'y'){   //ソ
+                                if(pc.readable())t = pc.getc();
+                                so = mm[4]*(float)t;
+                                sound.attach(&tick,1.0/so/2.0);
+                                wait_us(dt);
+                                sound.detach();
+                                
+                                }else if(cmd == 'u'){   //ラ
+                                    if(pc.readable())t = pc.getc();
+                                    so = mm[5]*(float)t;
+                                    sound.attach(&tick,1.0/so/2.0);
+                                    wait_us(dt);
+                                    sound.detach();
+                                    
+                                    }else if(cmd == 'i'){   //シ
+                                        if(pc.readable())t = pc.getc();
+                                        so = mm[6]*(float)t;
+                                        sound.attach(&tick,1.0/so/2.0);
+                                        wait_us(dt);
+                                        sound.detach();
+                                        
+                                        }else if(cmd == 'o'){   //ド
+                                            if(pc.readable())t = pc.getc();
+                                            so = mm[7]*(float)t;
+                                            sound.attach(&tick,1.0/so/2.0);
+                                            wait_us(dt);
+                                            sound.detach();
+                                            
+                                            }else if(cmd == 'k'){
+                                                printf("END");
+                                                //return 0;
+                                                }
+            }
+            ct = ct + 1;
+        }//2
+    }//1
\ No newline at end of file