gistfile1.rb

class Analoginput < ArduinoSketch
    
    #Example 06A Blink LED at a rate specified by the value of an analogue input
    #from Page 66 of Getting started with Arduino
    
      output_pin 13, :as => :led
      
      @val = 0

      def loop
        @val =  analogRead(0)
        
        digitalWrite (led, 1)
        delay @val
        digitalWrite (led, 0)
        delay @val
      end
      
  end