service.js

var Client = require('node-rest-client').Client;

var SerialPort = require("serialport").SerialPort
var serialport = require("serialport");

var serialPort = new SerialPort("/dev/ttyUSB0", {
  baudrate: 115200,
  parser: serialport.parsers.readline("\n")
}, true); 

var client = new Client();

serialPort.open(function () {

  console.log('open');

  serialPort.on('data', function(data) {
    console.log('data received: ' + data);

     obj = JSON.parse(data);

     args ={

	 	headers:{"test-header":"client-api"},
        	data: {"pressure": obj.pressure, "temp": obj.temperature}
           };

     client.post("http://map.x-fisher.org.ua/meteo", args, function(data, response){
            
    }).on('error', function(err) {
		
      console.log("ERROR: " + err);

    });

  });

});

var cronJob = require('cron').CronJob;

new cronJob('00 */5 * * * *', function(){

    console.log('You will see this message every */5 second');

	serialPort.write("BMP085.getData\n", function(err, results) {
	    console.log('err ' + err);
	    console.log('results ' + results);
  });

}, null, true, "America/Los_Angeles");