dht DHT;

#define DHT11_PIN 7
float tem [4];


void setup(){
  Serial.begin(9600);
  pinMode(12, OUTPUT);

}

void loop()
{


 int chk = DHT.read11(DHT11_PIN);  //

 int val = (int)(DHT.temperature);

Serial.println(val);

 delay(600000);

}

var fs = require('fs')
var logger = fs.createWriteStream('/data/Temperature/temperature.csv', {
  flags: 'a' // 'a' means appending (old data will be preserved)
})

var SerialPort = require("serialport")
var serialPort = new SerialPort("/dev/ttyACM0", {
  baudRate: 9600,
});

 serialPort.on("open", function () {

         serialPort.on('data', function(data) {
        var moment = require('moment');
            var dayTime = moment().format('YYYY-MM-DD,hh:mm');

        var val1 = data.toString();
        var val = val1.trim();
        if (val == ''){
                console.log('no data');
        else{
            console.log(val);
            logger.write(dayTime + ',' + val + 'n');
        }
               });
               });