anchor.diff:      Thread.sleep(1000);
   }
   pin.low();
  ----
   
   Example for reading and waiting for pin value change:
   [source,java]
  
positive.code: 
  Example for blinking an LED:
  [source,java]
  ---
  Gpio gpio = new Gpio(new BeagleboneGpioFactory());
  BinaryOutputPin pin = gpio.binaryOutputPin(BeagleboneGPio.P9_12);
  for (int i=0; i<10; i++) {
  
negative.code: == GPIO
  
  This is a Java API library to access the GPIO ports of a Beagleboard Black.
  
  