Arduino - Meteostation

#include <LiquidCrystal.h>
#include <Wire.h>
#include <Adafruit_BMP085.h>
#include <SPI.h>
#include <Ethernet.h>
#include <HTTPClient.h>
#include <Cosm.h>
#include <DHT.h>

//  Ethernet Variables

byte mac[] = {  0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xEF };  // MAC address for the ethernet controller.
byte server[] = { 173,203,98,29 };                     // address of the server you want to connect to (pachube.com):
EthernetClient client;

//DHT22 Variables

#define DHTPIN 2
#define DHTTYPE DHT22

// Pachube Variables

#define API_KEY     "API ключ"
#define FEED_ID Здесь FEED ID
char cosmKey[] = "ключ Cosm";

unsigned long lastConnectionTime = 0;                // last time we connected to Cosm
const unsigned long connectionInterval = 15000;      // delay between connecting to Cosm in milliseconds

// Initialize the Cosm library

// Define the string for our datastream ID

char sensorId[] = "Temperature";
char bufferId[] = "Pressure";
char sensorId2[] = "Humidity";

//String stringId("random_string");

const int bufferSize = 140;
char bufferValue[bufferSize]; // enough space to store the string we're going to send

CosmDatastream datastreams[] = {
  CosmDatastream(sensorId, strlen(sensorId), DATASTREAM_FLOAT),
  CosmDatastream(bufferId, strlen(bufferId), DATASTREAM_FLOAT),
  CosmDatastream(sensorId2, strlen(sensorId2), DATASTREAM_FLOAT),
};

// Wrap the datastream into a feed
//CosmFeed feed(FEED_ID, datastreams, 1 /* number of datastreams */);

CosmFeed feed(FEED_ID, datastreams, 3 /* number of datastreams */);
CosmClient cosmclient(client);

Adafruit_BMP085 bmp;
DHT dht(DHTPIN, DHTTYPE);

int a = 0; // из float делаем int далее в коде
int i = 0; // счетчик циклов

byte man_with_hat[8] =
{
  B01100,
  B10010,
  B10010,
  B01100,
  B00000,
  B00000,
  B00000,
  B00000,
};

void setup()
{

  Serial.begin(9600);
  bmp.begin();
  dht.begin();
  Serial.println("Initializing network");
  while (Ethernet.begin(mac) != 1)
  {
    Serial.println("Error getting IP address via DHCP, trying again...");
    delay(15000);
  }
   Serial.println("Network initialized");
   Serial.println();
}

void loop()
{
  float h = dht.readHumidity();
  float t = dht.readTemperature();

  // check if returns are valid, if they are NaN (not a number) then something went wrong!
  if (isnan(t) || isnan(h)) {
    Serial.println("Failed to read from DHT");
  } else {
    Serial.print("Humidity: ");
    Serial.print(h);
    Serial.print(" %\t");
    Serial.print("Temperature: ");
    Serial.print(t);
    Serial.println(" *C");
  }
  i = i + 1;
  LiquidCrystal lcd(4, 5, 9, 10, 11, 12);
  lcd.createChar(1, man_with_hat);
  lcd.begin(20, 4);
  lcd.print("t = ");
  lcd.print(bmp.readTemperature());
  lcd.print(" \1");
  lcd.print("C");
  lcd.setCursor(0, 1);
  lcd.print("P = ");
  lcd.print((bmp.readPressure()/133.3));
  lcd.print(" mm Hg");
  lcd.setCursor(0, 2);

  //АЛЬТИМЕТР (НУЖДАЕТСЯ В КОРРЕКЦИИ)

  /*
  lcd.print("Alt = ");
  lcd.print(bmp.readAltitude(101500));
  lcd.print(" m");
  */

  //ВЫВОД НА ЭКРАН ЗНАЧЕНИЯ ВЛАЖНОСТИ
  lcd.print("Hum = ");
  lcd.print(h);
  lcd.print(" %");
  /*

  //ВЫВОД НОМЕРА ИТЕРАЦИИ

  lcd.setCursor(0, 3);
  lcd.print("i = ");
  lcd.print(i);
  Serial.println(i);
  */
  delay(10000);

  if (i == 5) // задержка отправки данных на Cosm
  {
    lcd.setCursor(0, 3);
    lcd.print("Uploading it to Cosm");

    datastreams[0].setFloat(bmp.readTemperature());

    Serial.print("Read sensor value ");
    Serial.println(datastreams[0].getFloat());

    a = (bmp.readPressure()/133.3);

    datastreams[1].setFloat(a);
    datastreams[2].setFloat(h);

    Serial.print("Read sensor value ");
    Serial.println(datastreams[1].getFloat());
    Serial.println("Uploading it to Cosm");
    int ret = cosmclient.put(feed, cosmKey);
    Serial.print("cosmclient.put returned ");
    Serial.println(ret);
    Serial.println();
    i = 0;
  }

  /*
  Время задержки в мс
  1 сек = 1000 мс
  1 мин = 6000 мс
  */
//  delay(15000);
}