Added edge control Sketch

Author: marqdevx

examples/Edge Control Getting Started/Edge Control Getting Started.ino

@@ -0,0 +1,30 @@
+#include <Arduino_EdgeControl.h>
+
+void setup() {
+  Serial.begin(9600);
+
+  // Set the timeout
+  auto startNow = millis() + 2500;
+  while (!Serial && millis() < startNow);
+  Serial.println("Hello, Edge Control Sketch!");
+
+  // Enable power lines 
+  Power.enable3V3();
+  Power.enable5V();
+
+  // Start the I2C connection 
+  Wire.begin();
+
+  // Initalise the expander pins 
+  Expander.begin();
+  Expander.pinMode(EXP_LED1, OUTPUT);
+}
+
+void loop() {    
+    // put your main code here, to run repeatedly:
+    Serial.println("Blink");
+    Expander.digitalWrite(EXP_LED1, LOW);
+    delay(500);
+    Expander.digitalWrite(EXP_LED1, HIGH);
+    delay(500);
+}