code: function W1bus () {
  	var self=this;
  	self.sensors_=null;
  	/**
  	 * 1 Wire family 
  	 * Description are translated from http://fr.wikipedia.org/wiki/1-Wire
  	 *
  	 var config = {
  		sensor_id: {
  			description: "desc",
  			measures: {
  				measure_type: {
  					description: "Measure description",
  					pattern: /value=(\d+)/,
  					unit: "°C",
  					scale: 0.001
  				}
  			}
  		}
  	 }
  	 */
  	self.w1BusFamily_ = {
  		10: { 
  			description: "Thermometer",
  			measures:{
  				temperature: {
  					description: "Temperature",
  					pattern: /t=(-?\d+)/,
  					unit:"°C",
  					scale: 0.001
  				}
  			}
  		},
  		22: { 
  			description: "Digital thermometer",
  			measures:{
  				temperature: {
  					description: "Temperature",
  					pattern: /t=(-?\d+)/,
  					unit:"°C",
  					scale: 0.001
  				}
  			}
  		},
  		28: { 
  			description: "Temperature sensor with adjustable resolution",
  			measures:{
  				temperature: {
  					description: "Temperature",
  					pattern: /t=(-?\d+)/,
  					unit:"°C",
  					scale: 0.001
  				}
  			}
  		}
  	};
  }
docs: W1bus constructor.
  
  @api public