Added act1 to L03

Author: lenardgeorge

Examples/Lessons/L3_LetsStartProgramming/L3_Activity1/L3_Activity1.ino

@@ -0,0 +1,21 @@
+/*
+  CTC GO! CORE MODULE 
+  LESSON 03 - Let's Start Programming 
+
+  This sketch is written to accompany Activity 1 in Lesson 03 of the CTC GO! core module
+
+*/
+
+void setup() 
+{
+  // initialize digital pin LED_BUILTIN as an output.
+  pinMode(LED_BUILTIN, OUTPUT);
+}
+
+void loop() 
+{
+  digitalWrite(LED_BUILTIN, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(1000);                       // wait for a second
+  digitalWrite(LED_BUILTIN, LOW);    // turn the LED off by making the voltage LOW
+  delay(1000);                       // wait for a second                  
+}