1 files changed, 104 insertions, 0 deletions
diff --git a/Code from circuits/Alarm/Alarm.ino b/Code from circuits/Alarm/Alarm.ino
new file mode 100644
index 0000000..7ad8a31
--- /dev/null
+++ b/Code from circuits/Alarm/Alarm.ino
@@ -0,0 +1,104 @@
+#include <Adafruit_NeoPixel.h>
+
+#define NOTE_C5 523
+#define NOTE_D5 587
+#define NOTE_E5 659
+//Defining the notes' frequencies for the melody
+
+#define interval 10000
+//Time in millisecconds between first and second alarm
+
+#define BTN_PIN 2
+#define STRIP_PIN 3
+#define LED_COUNT 4
+#define PIEZZO_PIN 5
+
+#define MELODY_LENGTH 4
+
+int melodies[2][MELODY_LENGTH] = 
+{
+  {NOTE_C5, NOTE_E5, NOTE_D5, 0},
+  {NOTE_C5, NOTE_C5, NOTE_C5, NOTE_C5}
+};
+
+int noteDurations[] = 
+{
+  1000 / 8, 1000 / 8, 1000 / 8, 1000 /  2
+};
+
+Adafruit_NeoPixel strip = Adafruit_NeoPixel(LED_COUNT, STRIP_PIN, NEO_GRB + NEO_KHZ800);
+unsigned long color = strip.Color(255, 255, 255);
+
+bool ButtonIsPressed()
+{
+  return digitalRead(BTN_PIN) == 1;
+}
+
+void ledToggle()
+{
+  if(strip.getPixelColor(0) == strip.Color(0,0,0))
+      {
+        strip.fill(color);
+      }
+      else
+      {
+		strip.clear();
+      }
+    strip.show();
+}
+
+void playNote(int noteDuration, int noteToPlay)
+{
+      tone(PIEZZO_PIN, noteToPlay, noteDuration);
+      delay(noteDuration * 1.30);
+
+      noTone(PIEZZO_PIN);
+}
+
+void PlayMelodyAndLEDs(int position)
+{
+    for(int i = 0; i < MELODY_LENGTH; i++)
+  {
+      playNote(noteDurations[i], melodies[position][i]);
+      ledToggle();
+      delay(100);
+      
+  }  
+}
+
+void setup() 
+{ 
+  pinMode(BTN_PIN, INPUT);
+  pinMode(STRIP_PIN, OUTPUT);
+  pinMode(PIEZZO_PIN, OUTPUT); 
+  strip.begin();
+}
+
+void Alarm(unsigned long timeSinceActivation)
+{
+   while(ButtonIsPressed())
+   {
+       if(millis() - timeSinceActivation > interval)
+      {
+         color = strip.Color(255, 0, 0);      
+         PlayMelodyAndLEDs(1);
+      }
+      else
+      {
+         color = strip.Color(255, 255, 0);
+         PlayMelodyAndLEDs(0);
+      } 
+   }
+}
+
+
+
+void loop() 
+{ 
+  if(ButtonIsPressed())
+  {  
+    Alarm(millis());
+  }
+  delay(100);
+}
+