Jenny_Skill Dev 5
Made by Yanling Zhang
Made by Yanling Zhang
Created: December 12th, 2021
I have created a project to play the song ‘Two Tigers'.
long lastPublishedAt = 0;
int publishAfter = 10000;
int speakerPin = D3;
int buttonPin = D2;
int val;
int handled = 0;
int C = 262;
int D = 294;
int E = 330;
int F = 349;
int G = 392;
int A = 440;
int B = 494;
int highC = 540;
int melody[] = {C, D, E, C, C, D, E, C, E, F, G, E, F, G};
int noteDurations[] = {2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 1}; // 4 = 1/4 note, 8 = 1/8 note, etc.
int numNotes = arraySize(melody);
void setup() {
pinMode(buttonPin, INPUT_PULLUP);
Particle.subscribe("diotCZ", handleSharedEvent);
//Particle.variable("Handled", handled);
}
void loop() {
val = digitalRead(buttonPin);
if (val == LOW){ // doorbell is pushed
publishEvent();
// playHappyBirthday();
delay(2500);
}
delay(100);
}
void publishEvent() {
if(lastPublishedAt + publishAfter < millis() ){
String eventName = "diotJenny";
Particle.publish(eventName, "data");
lastPublishedAt = millis();
}
}
void handleSharedEvent(const char *event, const char *data){
String eventName = String(event);
String deviceID = System.deviceID();
handled = 1;
if (eventName.indexOf("diotJenny") != -1) { // i.e. it's a self-published event
return;
} else{
playHappyBirthday();
}
}
void playHappyBirthday(){
for(int i = 0; i < 14; i ++){
int noteDuration = 1000/noteDurations[i];
tone(speakerPin, melody[i], noteDuration);
// to distinguish the notes, set a minimum time between them.
// the note's duration + 30% seems to work well:
int pauseBetweenNotes = noteDuration * 1.10;
delay(pauseBetweenNotes);
// stop the tone playing:
noTone(speakerPin);
}
}
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