docs: function(cb){
        serialport.list(function (err, ports) {
          if(err) return cb(err);
          var pinoccios = [];
          ports.forEach(function(port) {
            var pnpId = port.pnpId||port.manufacturer||"";
            if(pnpId.indexOf('Pinoccio') > -1){
              pinoccios.push(port.comName);
            }
          });
          cb(false,pinoccios,ports);
        });
      }