//主程式
#include "pitches.h"
const int piezoPin = 8; //piezo
const int rPin = 5; //red LED
const int gPin = 4; //green LED
const int bPin = 3; //blue LED
const int pPin = 2; //pushbutton
int ledState = 0;
int ledOn = false;
// notes
int melody[] = {
NOTE_F5,NOTE_D5,NOTE_AS4,NOTE_D5,NOTE_F5,NOTE_AS5,NOTE_D6,NOTE_C6,NOTE_AS5,NOTE_D5,NOTE_E5,NOTE_F5,
NOTE_F5,NOTE_F5,NOTE_D6,NOTE_C6,NOTE_AS5,NOTE_A5,NOTE_G5,NOTE_A5,NOTE_AS5,NOTE_AS5,NOTE_F5,NOTE_D5,NOTE_AS4,
NOTE_D6,NOTE_D6,NOTE_D6,NOTE_DS6,NOTE_F6,NOTE_F6,NOTE_DS6,NOTE_D6,NOTE_C6,NOTE_D6,NOTE_DS6,NOTE_DS6,
0,NOTE_DS6,NOTE_D6,NOTE_C6,NOTE_AS5,NOTE_A5,NOTE_G5,NOTE_A5,NOTE_AS5,NOTE_D5,NOTE_E5,NOTE_F5,
NOTE_F5,NOTE_AS5,NOTE_AS5,NOTE_AS5,NOTE_A5,NOTE_G5,NOTE_G5,NOTE_G5,NOTE_C6,NOTE_DS6,NOTE_D6,NOTE_C6,NOTE_AS5,NOTE_AS5,NOTE_A5,
NOTE_F5,NOTE_F5,NOTE_AS5,NOTE_C6,NOTE_D6,NOTE_DS6,NOTE_F6,NOTE_AS5,NOTE_C6,NOTE_D6,NOTE_DS6,NOTE_C6,NOTE_AS5
};
// durations: 2 = half note, and 8/3,4,6,8,12. It appears that 8/2.9 is more accurate than 8/3.
float noteDurations[] = {
6,12,4,4,4,2,6,12,4,4,4,2,
8,8,8/2.9,8,4,2,8,8,4,4,4,4,4,
6,12,4,4,4,2,8,8,4,4,4,2,
8,8,8/2.9,8,4,2,8,8,4,4,4,2,
4,4,4,8,8,4,4,4,4,8,8,8,8,4,4,
8,8,8/2.9,8,8,8,2,8,8,4,4,4,2
};
// calculates the number of elements in the melody array.
int musicLength=sizeof(melody)/sizeof('NOTE_F5');
void setup() {
pinMode(pPin, INPUT);
pinMode(rPin, OUTPUT);
pinMode(gPin, OUTPUT);
pinMode(bPin, OUTPUT);
}
void loop() {
int pPinState=digitalRead(pPin);
if(pPinState==HIGH) {
ledState = 1;
}
if (pPinState==LOW and ledState ==1) {
ledState = 2;
ledOn = not ledOn;
}
if (ledOn && pPinState!=HIGH) {
for (int thisNote = 0; thisNote < musicLength; thisNote++) {
// blink the three LEDs in sequence
if (thisNote%3==0){
digitalWrite(rPin, HIGH);
digitalWrite(gPin, LOW);
digitalWrite(bPin, LOW);
}
else if (thisNote%3==1){
digitalWrite(rPin, LOW);
digitalWrite(gPin, HIGH);
digitalWrite(bPin, LOW);
}
else if (thisNote%3==2){
digitalWrite(rPin, LOW);
digitalWrite(gPin, LOW);
digitalWrite(bPin, HIGH);
}
// calculate the note duration. change tempo by changing 2000 to other values
int noteDuration = 2000/noteDurations[thisNote];
tone(piezoPin, melody[thisNote],noteDuration);
// to distinguish the notes, set a minimum time between them.
// the note's duration + 30% seems to work well
float pauseBetweenNotes = noteDuration * 1.30;
//split the delay into two parts and check to see
//whether the pushbutton is pressed to turn off
//the sound and light
delay(pauseBetweenNotes/2);
if(digitalRead(pPin)==HIGH) {
break;
}
delay(pauseBetweenNotes/2);
if(digitalRead(pPin)==HIGH) {
break;
}
}
}
else if (not ledOn) {
digitalWrite(rPin, LOW);
digitalWrite(gPin, LOW);
digitalWrite(bPin, LOW);
}
}
//////////////////////////
/////////////頭文件 名稱:pitches.h
#define NOTE_B0 31
#define NOTE_C1 33
#define NOTE_CS1 35
#define NOTE_D1 37
#define NOTE_DS1 39
#define NOTE_E1 41
#define NOTE_F1 44
#define NOTE_FS1 46
#define NOTE_G1 49
#define NOTE_GS1 52
#define NOTE_A1 55
#define NOTE_AS1 58
#define NOTE_B1 62
#define NOTE_C2 65
#define NOTE_CS2 69
#define NOTE_D2 73
#define NOTE_DS2 78
#define NOTE_E2 82
#define NOTE_F2 87
#define NOTE_FS2 93
#define NOTE_G2 98
#define NOTE_GS2 104
#define NOTE_A2 110
#define NOTE_AS2 117
#define NOTE_B2 123
#define NOTE_C3 131
#define NOTE_CS3 139
#define NOTE_D3 147
#define NOTE_DS3 156
#define NOTE_E3 165
#define NOTE_F3 175
#define NOTE_FS3 185
#define NOTE_G3 196
#define NOTE_GS3 208
#define NOTE_A3 220
#define NOTE_AS3 233
#define NOTE_B3 247
#define NOTE_C4 262
#define NOTE_CS4 277
#define NOTE_D4 294
#define NOTE_DS4 311
#define NOTE_E4 330
#define NOTE_F4 349
#define NOTE_FS4 370
#define NOTE_G4 392
#define NOTE_GS4 415
#define NOTE_A4 440
#define NOTE_AS4 466
#define NOTE_B4 494
#define NOTE_C5 523
#define NOTE_CS5 554
#define NOTE_D5 587
#define NOTE_DS5 622
#define NOTE_E5 659
#define NOTE_F5 698
#define NOTE_FS5 740
#define NOTE_G5 784
#define NOTE_GS5 831
#define NOTE_A5 880
#define NOTE_AS5 932
#define NOTE_B5 988
#define NOTE_C6 1047
#define NOTE_CS6 1109
#define NOTE_D6 1175
#define NOTE_DS6 1245
#define NOTE_E6 1319
#define NOTE_F6 1397
#define NOTE_FS6 1480
#define NOTE_G6 1568
#define NOTE_GS6 1661
#define NOTE_A6 1760
#define NOTE_AS6 1865
#define NOTE_B6 1976
#define NOTE_C7 2093
#define NOTE_CS7 2217
#define NOTE_D7 2349
#define NOTE_DS7 2489
#define NOTE_E7 2637
#define NOTE_F7 2794
#define NOTE_FS7 2960
#define NOTE_G7 3136
#define NOTE_GS7 3322
#define NOTE_A7 3520
#define NOTE_AS7 3729
#define NOTE_B7 3951
#define NOTE_C8 4186
#define NOTE_CS8 4435
#define NOTE_D8 4699
#define NOTE_DS8 4978