Elmin Delibašić
Published © GPL3+

GreenHouse Monitoring System

Android application monitoring system for GreenHouse, several sensors for reading data and send to application.

IntermediateFull instructions provided10 hours13,451

Things used in this project

Story

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Schematics

Scheme

Code

nodemcu.ino

Arduino
#include <PubSubClient.h>
#include <FirebaseArduino.h>
#include <ESP8266WiFi.h>
#include <ArduinoJson.h>
#include <dhtnew.h>

#define FIREBASE_HOST "firebase_link"
#define FIREBASE_AUTH "firebase_secret"

#define WIFI_SSID "wifi_name"
#define WIFI_PASSWORD "wifi_password"

int soilPin = 5, airPin = A0, dhtPin = 16;

DHTNEW dhtsensor(dhtPin);

void setup() {
  //Serial Begin at 9600 Baud 
  pinMode(soilPin, INPUT);
  pinMode(airPin, INPUT);
  
  Serial.begin(9600);
     WiFi.begin (WIFI_SSID, WIFI_PASSWORD);
        while (WiFi.status() != WL_CONNECTED) {
           delay(500);
            Serial.print(".");
  
         }
          Serial.println ("");
          Serial.println ("WiFi Connected!");
          Serial.println(WiFi.localIP());
     Firebase.begin(FIREBASE_HOST, FIREBASE_AUTH);


  
}

void loop() {

int soilData = digitalRead(soilPin);
Firebase.setInt("soilData", soilData);

int airData = analogRead(airPin);
Firebase.setInt("airData", airData);

dhtsensor.read();
float t = dhtsensor.temperature;
float h = dhtsensor.humidity;
Firebase.setFloat("t", t);
Firebase.setFloat("h", h);


delay(2000);




}

MainActivity.java

Java
package com.example.elmin.plastenik;

import android.graphics.Color;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.Button;
import android.widget.TextView;

import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.ValueEventListener;

public class MainActivity extends AppCompatActivity {


    DatabaseReference dref;
    TextView text_temperature, text_humidity, text_airquality, text_soilmoisture;
    String temp, hum, air, soilmoisture;
    int col1 = Color.parseColor("#b32d00"), col2 = Color.parseColor("#000000");

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


        text_temperature = (TextView) findViewById(R.id.textTemp);
        text_airquality = (TextView) findViewById(R.id.textAir);
        text_humidity = (TextView) findViewById(R.id.textHum);
        text_soilmoisture = (TextView) findViewById(R.id.textSoil);



        dref = FirebaseDatabase.getInstance().getReference();
        dref.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(@NonNull DataSnapshot dataSnapshot) {

                temp = dataSnapshot.child("t").getValue().toString();
                text_temperature.setText(temp + "C");

            }

            @Override
            public void onCancelled(@NonNull DatabaseError databaseError) {

            }
        });


        dref = FirebaseDatabase.getInstance().getReference();
        dref.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(@NonNull DataSnapshot dataSnapshot) {

                hum = dataSnapshot.child("h").getValue().toString();
                text_humidity.setText(hum + "%");

            }

            @Override
            public void onCancelled(@NonNull DatabaseError databaseError) {

            }
        });

        dref = FirebaseDatabase.getInstance().getReference();
        dref.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(@NonNull DataSnapshot dataSnapshot) {

                air = dataSnapshot.child("airData").getValue().toString();
                text_airquality.setText(air);
              
                }

            @Override
            public void onCancelled(@NonNull DatabaseError databaseError) {

            }
        });

        dref = FirebaseDatabase.getInstance().getReference();
        dref.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(@NonNull DataSnapshot dataSnapshot) {

                soilmoisture = dataSnapshot.child("soilData").getValue().toString();
                int soilData = Integer.parseInt(soilmoisture);


                if (soilData == 0) {

                    text_soilmoisture.setText("No watering required.");
                    text_soilmoisture.setTextColor(col2);

                }
             else {
                    text_soilmoisture.setText("Watering required!");
                    text_soilmoisture.setTextColor(col1);
                }

            }

            @Override
            public void onCancelled(@NonNull DatabaseError databaseError) {

            }
        });
    }
}

activity_main.xml

XML
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">


  <RelativeLayout
      android:layout_width="match_parent"
      android:layout_height="75dp"
      android:layout_marginTop="10dp"
      android:layout_marginLeft="20dp"
      android:layout_marginRight="20dp"
      android:background="#f3f4ee">
      <TextView
          android:layout_width="150dp"
          android:layout_height="40dp"
          android:layout_marginTop="15dp"
          android:layout_marginLeft="50dp"
          android:textSize="16dp"
          android:gravity="center"
          android:text="Temperature"
          android:textColor="#000000"
          android:alpha="0.8"/>
      <ImageView
          android:layout_width="40dp"
          android:layout_height="40dp"
          android:layout_marginLeft="5dp"
          android:layout_marginTop="15dp"
          android:src="@drawable/temperature"
          android:alpha="0.8"/>
        <TextView
            android:id="@+id/textTemp"
            android:layout_width="150dp"
            android:layout_height="50dp"
            android:layout_marginTop="10dp"
            android:layout_marginLeft="200dp"
            android:gravity="center"
            android:textSize="40dp"
            android:text="N/A"
            android:textColor="#000000"
            android:alpha="0.8"
            />
  </RelativeLayout>


    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="75dp"
        android:layout_marginTop="95dp"
        android:layout_marginLeft="20dp"
        android:layout_marginRight="20dp"


        android:background="#f3f4ee">
        <TextView
            android:layout_width="150dp"
            android:layout_height="40dp"
            android:layout_marginTop="15dp"
            android:layout_marginLeft="50dp"
            android:textSize="16dp"
            android:gravity="center"
            android:text="Humidity"
            android:textColor="#000000"
            android:alpha="0.8"/>
        <ImageView
            android:layout_width="40dp"
            android:layout_height="40dp"
            android:layout_marginLeft="10dp"
            android:layout_marginTop="15dp"
            android:src="@drawable/humidity"
            android:alpha="0.8"/>
        <TextView
            android:id="@+id/textHum"
            android:layout_width="150dp"
            android:layout_height="50dp"
            android:layout_marginTop="10dp"
            android:layout_marginLeft="200dp"
            android:gravity="center"
            android:textSize="40dp"
            android:text="N/A"
            android:textColor="#000000"
            android:alpha="0.8"
            />
    </RelativeLayout>



    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="120dp"
        android:layout_marginLeft="20dp"
        android:layout_marginRight="20dp"
        android:layout_marginTop="180dp"
        android:layout_marginBottom="20dp"
        android:background="#f3f4ee"
        >
        <ImageView
            android:layout_width="80dp"
            android:layout_height="80dp"
            android:layout_marginLeft="20dp"
            android:layout_marginTop="25dp"
            android:src="@drawable/soil"
            android:alpha="0.8"/>
        <TextView
            android:id="@+id/textSoil"
            android:layout_width="200dp"
            android:layout_height="match_parent"
            android:layout_marginTop="10dp"
            android:layout_marginBottom="10dp"
            android:layout_marginLeft="130dp"
            android:gravity="center"
            android:textAlignment="center"
            android:textSize="25dp"
            android:text="N/A"
            android:textColor="#000000"
            android:alpha="0.8"
            />

    </RelativeLayout>

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="180dp"
        android:layout_marginLeft="20dp"
        android:layout_marginRight="20dp"
        android:layout_marginTop="310dp"
        android:layout_marginBottom="20dp"
        android:background="#f3f4ee"
        >
        <TextView
            android:layout_width="90dp"
            android:layout_height="40dp"
            android:layout_marginTop="30dp"
            android:layout_marginLeft="55dp"
            android:textSize="16dp"
            android:gravity="center"
            android:text="Air Quality"
            android:textColor="#000000"
            android:alpha="0.8"/>
        <ImageView
            android:layout_width="40dp"
            android:layout_height="40dp"
            android:layout_marginLeft="5dp"
            android:layout_marginTop="30dp"
            android:src="@drawable/airquality"
            android:alpha="0.8"/>
        <TextView
            android:id="@+id/textAir"
            android:layout_width="150dp"
            android:layout_height="50dp"
            android:layout_marginTop="90dp"
            android:textAlignment="center"
            android:textSize="40dp"
            android:text="N/A"
            android:textColor="#000000"
            />
        <ImageView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_marginLeft="150dp"
            android:src="@drawable/kvalitetazraka"/>
    </RelativeLayout>


</RelativeLayout>

Credits

Elmin Delibašić

Elmin Delibašić

9 projects • 50 followers
Bachelor of Electrical Engineering (Department of Telecommunications)

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