Merge branch 'develop'

roomba/roomba.ino

@@ -0,0 +1,9 @@
+void setup() {
+  // put your setup code here, to run once:
+
+}
+
+void loop() {
+  // put your main code here, to run repeatedly:
+
+}

ultrasonicSensor/ultrasonicSensor.ino

@@ -0,0 +1,18 @@
+#include "MeMCore.h"
+#include <SoftwareSerial.h>
+#include <Wire.h>
+
+MeUltrasonicSensor ultraSensor(PORT_3); /* Ultrasonic module can ONLY be connected to port 3, 4, 6, 7, 8 of base shield. */
+
+void setup()
+{
+  Serial.begin(9600);
+}
+
+void loop()
+{
+  Serial.print("Distance : ");
+  Serial.print(ultraSensor.distanceCm() );
+  Serial.println(" cm");
+  delay(200); /* the minimal measure interval is 100 milliseconds */
+}