title: Printf and Scanf with arduino language
body: <p>I would like to use printf and scanf within the arduino language.</p>
  
  <p>I run correctly the printf in this way:
  <a href="http://playground.arduino.cc/Main/Printf" rel="nofollow">http://playground.arduino.cc/Main/Printf</a></p>
  
  <p>But I can't use scanf. How can I use it?</p>