pillbox.uno

/*

  Based off of

  http://www.arduino.cc/en/Tutorial/Tone

*/

#include "pitches.h"
#include <Adafruit_NeoPixel.h>

// Which pin on the Arduino is connected to the NeoPixels?
// On a Trinket or Gemma we suggest changing this to 1:
#define LED_PIN    6

// How many NeoPixels are attached to the Arduino?
#define LED_COUNT 15

// Declare our NeoPixel strip object:
Adafruit_NeoPixel strip(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);

// notes in the melody:
int melody[] = {
  NOTE_C4, NOTE_D4, NOTE_E4, NOTE_C3,
  NOTE_C4, NOTE_D4, NOTE_E4, NOTE_C3,
  NOTE_F3, NOTE_G3, NOTE_A3,
  NOTE_C4
};

// note durations: 4 = quarter note, 8 = eighth note, etc.:
int noteDurations[] = {
  4, 4, 4, 4,
  4, 4, 4, 4,
  4, 4, 4,
  4,
};

int photoresistor = 0;              //this variable will hold a value based on the brightness of the ambient light
int threshold = 700;                //if the photoresistor reading is below this value the the light will turn on
int debugPin = 7;
bool fired = false;

// BEFORE SETUP
const int tonePin = 8;
unsigned long previousMillis = 0;
unsigned long previousMillisLED = 0;
boolean outputTone = false;                // Records current state
int melodyIndex = 0;
unsigned long currentMillis;

// LED flashing
const long interval = 600;           // interval at which to blink (milliseconds)
int ledState = LOW;             // ledState used to set the LED
int ledPin = 13;

void setup() {
  Serial.begin(9600);               //start a serial connection with the computer
  pinMode(debugPin, INPUT_PULLUP);
  currentMillis = millis();
  pinMode(13, OUTPUT);              //set pin 13 as an output that can be set to HIGH or LOW
  strip.begin();           // INITIALIZE NeoPixel strip object (REQUIRED)
  strip.show();            // Turn OFF all pixels ASAP
  strip.setBrightness(50); // Set BRIGHTNESS to about 1/5 (max = 255)
}

void loop() {
  currentMillis = millis();
  //read the brightness of the ambient light
  photoresistor = analogRead(A0);   //set photoresistor to a number between 0 and 1023 based on how bright the ambient light is
  Serial.println(photoresistor);    //print the value of photoresistor in the serial monitor on the computer

  // When button is clicked set fired to true
  if (digitalRead(debugPin) == LOW) {
    fired = true;
  }

  if (fired) {
    //if the photoresistor value is below the threshold turn the light on, otherwise turn it off
    if (photoresistor < threshold) {
      toggleLED();
      playMelody();
    }
  }

  if (photoresistor > threshold && fired) {
    Serial.println("REsetting");
    strip.clear();
    strip.show();
    fired = false;
    clearMelody();
  }

  delay(100);                       //short delay to make the printout easier to read
}

void playMelody() {
  // IN LOOP
  int noteDuration = 1000 / noteDurations[melodyIndex];
  int pauseBetweenNotes = noteDuration * 1.30;
  if (outputTone) {
    // We are currently outputting a tone
    // Check if it's been long enough and turn off if so
    if (currentMillis - previousMillis >= noteDuration) {
      previousMillis = currentMillis;
      noTone(tonePin);
      outputTone = false;
    }
  } else {
    // We are currently in a pause
    // Check if it's been long enough and turn on if so
    if (currentMillis - previousMillis >= pauseBetweenNotes) {
      previousMillis = currentMillis;
      tone(tonePin, melody[melodyIndex]);
      outputTone = true;
      melodyIndex += 1;
      if (melodyIndex > 11) {
        melodyIndex = 0;
      }
    }
  }
}

void clearMelody() {
  outputTone = false;
  melodyIndex = 0;
  noTone(tonePin);
}

void toggleLED() {
  if (currentMillis - previousMillisLED >= interval) {
    // save the last time you blinked the LED
    previousMillisLED = currentMillis;
    Serial.println("interval has passed");
    // if the LED is off turn it on and vice-versa:
    if (ledState == LOW) {
      Serial.println("LED is off");
      ledState = HIGH;
      //      for (int i = 0; i < 15; i = i+ 2) {
      //        Serial.println(i);
      strip.setPixelColor(12, strip.Color(127, 127, 127));
      strip.setPixelColor(10, strip.Color(127, 127, 127));
      //      }
      strip.show();
    } else {
      ledState = LOW;
      strip.clear();
      strip.show();
    }
  }
}

pitches.h

/*************************************************

 * Public Constants

 *************************************************/

#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