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extract melody

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This commit is contained in:
Guillermo Marcel 2025-04-10 10:50:54 -03:00
parent e3dcc301e0
commit 0d3279c943
2 changed files with 65 additions and 35 deletions
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50
door-sensor/door-sensor.ino
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@ -1,25 +1,22 @@
#include <IRremote.hpp> #include <IRremote.hpp>
#include "pitches.h" #include "melody.h"
#define IR_RECEIVE_PIN 7 #define IR_RECEIVE_PIN 7
#include <TimerFreeTone.h>
#define TONE_PIN 8
const int DOOR_SENSOR_PIN = 13; const int DOOR_SENSOR_PIN = 13;
// notes in the melody: /* Connections:
int melody[] = { * Door Sensor: Gnd & 13
NOTE_C4, NOTE_G3, NOTE_G3, NOTE_A3, NOTE_G3, 0, NOTE_B3, NOTE_C4 * Buzzer: Gnd & 8
}; * Led Receptor: 7 & Gnd & 5V
*/
// note durations: 4 = quarter note, 8 = eighth note, etc.:
int noteDurations[] = {
4, 8, 8, 4, 4, 4, 4, 4
};
int melody2[] = { 262, 196, 196, 220, 196, 0, 247, 262 };
int duration[] = { 250, 125, 125, 250, 250, 250, 250, 250 };
int currentDoorState; // current state of door sensor int currentDoorState; // current state of door sensor
int lastDoorState; // previous state of door sensor int lastDoorState; // previous state of door sensor
@ -32,6 +29,10 @@ void setup()
pinMode(DOOR_SENSOR_PIN, INPUT_PULLUP); pinMode(DOOR_SENSOR_PIN, INPUT_PULLUP);
currentDoorState = digitalRead(DOOR_SENSOR_PIN); // read state currentDoorState = digitalRead(DOOR_SENSOR_PIN); // read state
if(useTimerFreeTone){
Serial.println("configure to use timer free tone");
}
} }
int lastCmd; int lastCmd;
unsigned long lastTime; unsigned long lastTime;
@ -85,27 +86,6 @@ void handleDoor(){
} }
} }
void playTone(){
// // iterate over the notes of the melody:
// for (int thisNote = 0; thisNote < 8; thisNote++) {
// // to calculate the note duration, take one second divided by the note type.
// //e.g. quarter note = 1000 / 4, eighth note = 1000/8, etc.
// int noteDuration = 1000 / noteDurations[thisNote];
// tone(8, melody[thisNote], noteDuration);
// // to distinguish the notes, set a minimum time between them.
// // the note's duration + 30% seems to work well:
// int pauseBetweenNotes = noteDuration * 1.30;
// delay(pauseBetweenNotes);
// // stop the tone playing:
// noTone(8);
// }
for (int thisNote = 0; thisNote < 8; thisNote++) { // Loop through the notes in the array.
TimerFreeTone(TONE_PIN, melody2[thisNote], duration[thisNote]); // Play thisNote for duration.
delay(50); // Short delay between notes.
}
}

50
door-sensor/melody.h Normal file
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@ -0,0 +1,50 @@
#include "pitches.h"
#include <TimerFreeTone.h>
// notes in the melody:
int melody[] = {
NOTE_C4, NOTE_G3, NOTE_G3, NOTE_A3, NOTE_G3, 0, NOTE_B3, NOTE_C4
};
// note durations: 4 = quarter note, 8 = eighth note, etc.:
int noteDurations[] = {
4, 8, 8, 4, 4, 4, 4, 4
};
int melody2[] = { 262, 196, 196, 220, 196, 0, 247, 262 };
int duration[] = { 250, 125, 125, 250, 250, 250, 250, 250 };
const bool useTimerFreeTone =true;
#define TONE_PIN 8
void playTone(){
if(useTimerFreeTone)
{
for (int thisNote = 0; thisNote < 8; thisNote++) { // Loop through the notes in the array.
TimerFreeTone(TONE_PIN, melody2[thisNote], duration[thisNote]); // Play thisNote for duration.
delay(50); // Short delay between notes.
}
return;
}
// iterate over the notes of the melody:
for (int thisNote = 0; thisNote < 8; thisNote++) {
// to calculate the note duration, take one second divided by the note type.
//e.g. quarter note = 1000 / 4, eighth note = 1000/8, etc.
int noteDuration = 1000 / noteDurations[thisNote];
tone(TONE_PIN, melody[thisNote], noteDuration);
// to distinguish the notes, set a minimum time between them.
// the note's duration + 30% seems to work well:
int pauseBetweenNotes = noteDuration * 1.30;
delay(pauseBetweenNotes);
// stop the tone playing:
noTone(TONE_PIN);
}
}