/*
    irSend sketch
    */
    #include <IRremote.h>
    // IR remote control library
    const int numberOfKeys = 1;
    const int firstKey = 4;
    // the first pin of the 5 sequential pins connected to buttons
    boolean buttonState[numberOfKeys];
    boolean lastButtonState[numberOfKeys];
    long irKeyCodes[numberOfKeys] = {
        0x20DF807F, //0 key
    };

    IRsend irsend;
    void setup()
    {
        for (int i = 0; i < numberOfKeys; i++){
            buttonState[i]=true;
            lastButtonState[i]=true;
            int physicalPin=i + firstKey;
            pinMode(physicalPin, INPUT);
            digitalWrite(physicalPin, HIGH); // turn on pull-ups
        }
        Serial.begin(9600);
    }
    void loop() {
        for (int keyNumber=0; keyNumber<numberOfKeys; keyNumber++)
        {
            int physicalPinToRead=keyNumber+4;
            buttonState[keyNumber] = digitalRead(physicalPinToRead);
            if (buttonState[keyNumber] != lastButtonState[keyNumber])
            {
                if (buttonState[keyNumber] == LOW)
                {
                    irsend.sendSony(irKeyCodes[keyNumber], 32);
                    Serial.println("Sending");
                }
                lastButtonState[keyNumber] = buttonState[keyNumber];
            }
                                irsend.sendSony(irKeyCodes[keyNumber], 32);
                    Serial.println("Sending");
                    delay(6000);
        }
    }