First version of the LEDs cycle controller.

arduino/ledCycle/ledCycle.ino

@@ -0,0 +1,42 @@
+int LEDPin = 8;
+
+long anHour = 1000 * 60 * 60;
+long twelveHours = 12 * anHour;
+
+int aSecond = 1000;
+/*
+ * setup() - this function runs once when you turn your Arduino on
+ * We set the motors pin to be an output (turning the pin high (+5v) or low (ground) (-))
+ * rather than an input (checking whether a pin is high or low)
+ */
+void setup()
+{
+ pinMode(LEDPin, OUTPUT); 
+}
+
+/*
+ * loop() - this function will start after setup finishes and then repeat
+ * we call a function called motorOnThenOff()
+ */
+
+void loop()                     // run over and over again
+{
+ ledsOnThenOff();
+}
+
+/*
+ * motorOnThenOff() - turns motor on then off 
+ * (notice this code is identical to the code we used for
+ * the blinking LED)
+ */
+void ledsOnThenOff(){  
+  digitalWrite(LEDPin, HIGH);
+  delay(aSecond);      
+  digitalWrite(LEDPin, LOW);
+  delay(aSecond);
+  
+  digitalWrite(LEDPin, HIGH);
+  delay(anHour);      
+  digitalWrite(LEDPin, LOW);
+  delay(anHour);               
+}