door script

door-sensor/door-sensor.ino

@@ -0,0 +1,111 @@
+#include <IRremote.hpp>
+#include "pitches.h"
+#define IR_RECEIVE_PIN 7
+#include <TimerFreeTone.h>
+#define TONE_PIN 8
+
+const int DOOR_SENSOR_PIN = 13;
+
+
+
+// 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 };
+
+int currentDoorState; // current state of door sensor
+int lastDoorState;    // previous state of door sensor
+
+void setup()
+{
+
+  Serial.begin(115200); // // Establish serial communication
+  IrReceiver.begin(IR_RECEIVE_PIN, ENABLE_LED_FEEDBACK); // Start the receiver
+  pinMode(DOOR_SENSOR_PIN, INPUT_PULLUP);
+
+  currentDoorState = digitalRead(DOOR_SENSOR_PIN); // read state
+}
+int lastCmd;
+unsigned long lastTime;
+
+void loop() {
+
+  handleDoor();
+
+  if (IrReceiver.decode()) {
+      // Serial.println(IrReceiver.decodedIRData.decodedRawData, HEX); // Print "old" raw data
+      // IrReceiver.printIRResultShort(&Serial); // Print complete received data in one line
+      // IrReceiver.printIRSendUsage(&Serial);   // Print the statement required to send this data
+      // if(lastCmd == IrReceiver.decodedIRData.command && lastTime + 2000 > millis() )
+      // {
+      //   IrReceiver.resume();
+      //   return;
+      // }
+      switch(IrReceiver.decodedIRData.command)
+      {
+        case 67:
+          Serial.println("Play");
+          playTone();
+          break;
+        default:
+          Serial.print("unk: ");
+          Serial.println(IrReceiver.decodedIRData.command);
+      }
+      
+      //IrReceiver.printIRResultShort(&Serial); // Print complete received data in one line
+      // lastTime = millis();
+      // lastCmd=IrReceiver.decodedIRData.command;
+      //Serial.println(IrReceiver.decodedIRData.command);
+
+      IrReceiver.resume();
+  }
+  
+}
+
+void handleDoor(){
+  lastDoorState = currentDoorState;              // save the last state
+  currentDoorState  = digitalRead(DOOR_SENSOR_PIN); // read new state
+
+  if (lastDoorState == LOW && currentDoorState == HIGH) { // state change: LOW -> HIGH
+    Serial.println("The door-opening event is detected");
+    playTone();
+  }
+  else
+  if (lastDoorState == HIGH && currentDoorState == LOW) { // state change: HIGH -> LOW
+    Serial.println("The door-closing event is detected");
+    // TODO: turn off alarm, light or send notification ...
+  }
+}
+
+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.
+  }
+}
+
+

door-sensor/pitches.h

@@ -0,0 +1,95 @@
+/*************************************************
+
+ * 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