Add: Create example to blink RGB LED
diff --git a/examples/Blink_RGB/Blink_RGB.ino b/examples/Blink_RGB/Blink_RGB.ino
new file mode 100644
index 0000000..363b25a
--- /dev/null
+++ b/examples/Blink_RGB/Blink_RGB.ino
@@ -0,0 +1,118 @@
+/*
+ * Copyright (c) 2016, CESAR.
+ * All rights reserved.
+ *
+ * This software may be modified and distributed under the terms
+ * of the BSD license. See the LICENSE file for details.
+ *
+ */
+
+#include <KNoTThing.h>
+
+#define RED_LED_PIN         2
+#define RED_LED_ID          1
+#define RED_LED_NAME     "Red LED"
+
+#define BLUE_LED_PIN         3
+#define BLUE_LED_ID          2
+#define BLUE_LED_NAME     "Blue LED"
+
+#define GREEN_LED_PIN         4
+#define GREEN_LED_ID          3
+#define GREEN_LED_NAME     "Green LED"
+
+KNoTThing thing;
+
+static int red_read(uint8_t *val)
+{
+    *val = digitalRead(RED_LED_PIN);
+    Serial.print("RED LED: ");
+    if (*val)
+      Serial.println("ON");
+    else
+      Serial.println("OFF");
+    return 0;
+}
+
+static int red_write(uint8_t *val)
+{
+    digitalWrite(RED_LED_PIN, *val);
+    Serial.print("RED LED: ");
+    if (*val)
+      Serial.println("ON");
+    else
+      Serial.println("OFF");
+      /* TODO: Save light status in EEMPROM in to handle when reboot */
+    return 0;
+}
+
+static int green_read(uint8_t *val)
+{
+    *val = digitalRead(GREEN_LED_PIN);
+    Serial.print("GREEN LED: ");
+    if (*val)
+      Serial.println("ON");
+    else
+      Serial.println("OFF");
+    return 0;
+}
+
+static int green_write(uint8_t *val)
+{
+    digitalWrite(GREEN_LED_PIN, *val);
+    Serial.print("GREEN LED ");
+    if (*val)
+      Serial.println("ON");
+    else
+      Serial.println("OFF");
+      /* TODO: Save light status in EEMPROM in to handle when reboot */
+    return 0;
+}
+
+static int blue_read(uint8_t *val)
+{
+    *val = digitalRead(BLUE_LED_PIN);
+    Serial.print("BLUE LED: ");
+    if (*val)
+      Serial.println("ON");
+    else
+      Serial.println("OFF");
+    return 0;
+}
+
+static int blue_write(uint8_t *val)
+{
+    digitalWrite(BLUE_LED_PIN, *val);
+    Serial.print("BLUE LED ");
+    if (*val)
+      Serial.println("ON");
+    else
+      Serial.println("OFF");
+      /* TODO: Save light status in EEMPROM in to handle when reboot */
+    return 0;
+}
+
+void setup()
+{
+    Serial.begin(9600);
+
+    pinMode(GREEN_LED_PIN, OUTPUT);
+    pinMode(BLUE_LED_PIN, OUTPUT);
+    pinMode(RED_LED_PIN, OUTPUT);
+    /* TODO: Read lamp status from eeprom for reboot cases */
+    thing.init("KNoTThing");
+
+    thing.registerBoolData(RED_LED_NAME, RED_LED_ID, KNOT_TYPE_ID_SWITCH,
+        KNOT_UNIT_NOT_APPLICABLE, red_read, red_write);
+    thing.registerBoolData(GREEN_LED_NAME, GREEN_LED_ID, KNOT_TYPE_ID_SWITCH,
+        KNOT_UNIT_NOT_APPLICABLE, green_read, green_write);
+    thing.registerBoolData(BLUE_LED_NAME, BLUE_LED_ID, KNOT_TYPE_ID_SWITCH,
+        KNOT_UNIT_NOT_APPLICABLE, blue_read, blue_write);
+    Serial.println("RGB LED KNoT Demo");
+}
+
+
+void loop()
+{
+    thing.run();
+}