projects

Arduino Code

#include <DHT.h>

#define DHTPIN 2 // Pin where the KY-015 sensor is connected
#define DHTTYPE DHT11 // DHT11 sensor type

DHT dht(DHTPIN, DHTTYPE);

void setup() {
Serial.begin(9600);
dht.begin();
}

void loop() {
float humidity = dht.readHumidity(); // Read humidity from KY-015
float temperature = dht.readTemperature(); // Read temperature from KY-015

// Check if any reads failed and exit early (to try again).
if (isnan(humidity) || isnan(temperature)) {
Serial.println(“Failed to read from sensor!”);
return;
}

// Send the temperature and humidity data over serial
Serial.print(“Temperature: “);
Serial.print(temperature);
Serial.print(” C, Humidity: “);
Serial.print(humidity);
Serial.println(” %”);

delay(2000); // Wait for 2 seconds before the next reading
}

Python Code

import serial

import tkinter as tk

from tkinter import ttk

# Establish serial connection (make sure the port matches your setup)

ser = serial.Serial(‘/dev/ttyACM0’, 9600) # Replace with ‘COM3’ on Windows

def update_data():

line=ser.readline().decode(‘utf-8’).strip() # Read the data from serial port

print(f”Raw data: {line}”) # Debugging line to see raw data

if”Temperature”inlineand”Humidity”inline:

try:

# Extract numerical values from the line

temperature=line.split(“Temperature: “)[1].split(” C”)[0].strip()

humidity=line.split(“Humidity: “)[1].split(” %”)[0].strip()

# Update the labels with the extracted values

temperature_label.config(text=f”🌡️ Temperature: {temperature} °C”)

humidity_label.config(text=f”💧 Humidity: {humidity} %”)

except (IndexError, ValueError) ase:

print(f”Error processing data: {e}, line: {line}”)

else:

print(f”Incomplete data received: {line}”)

root.after(2000, update_data) # Schedule the update_data function to be called after 2 seconds

# Initialize the GUI

root = tk.Tk()

root.title(“Weather Monitoring Station”)

# Create and place the labels

temperature_label = ttk.Label(root, text=”🌡️ Temperature: — °C”, font=(“Arial”, 14))

temperature_label.pack(pady=10)

humidity_label = ttk.Label(root, text=”💧 Humidity: — %”, font=(“Arial”, 14))

humidity_label.pack(pady=10)

# Start updating the data

root.after(2000, update_data) # Start the update process by calling the function for the first time

# Run the GUI loop

root.mainloop()

Arduino Code

// Example Arduino Code
#include <Arduino.h>

const int heartbeatPin = A0; // Pin connected to heartbeat sensor
const int tempSensorPin = A1; // Pin connected to temperature sensor
int heartbeatValue = 0;
int tempValue = 0;

void setup() {
Serial.begin(9600);
}

void loop() {
heartbeatValue = analogRead(heartbeatPin);
tempValue = analogRead(tempSensorPin);

// Send data over serial
Serial.print(“Heartbeat:”);
Serial.print(heartbeatValue);
Serial.print(“, Temp:”);
Serial.println(tempValue);

delay(1000);
}

Python Code

from flask import Flask, render_template, jsonify

import serial

app = Flask(__name__)

ser = serial.Serial(‘/dev/ttyACM0’, 9600) # Replace with your actual port

@app.route(‘/’)

def index():

returnrender_template(‘index.html’)

@app.route(‘/data’)

def data():

heartbeat_value=”Not available”

temp_value=”Not available”

ifser.in_waiting>0:

data=ser.readline().decode(‘utf-8’).strip()

try:

heartbeat, temp=data.split(‘, ‘)

heartbeat_value=heartbeat.split(‘:’)[1]

temp_value=temp.split(‘:’)[1]

exceptExceptionase:

print(f”Error parsing data: {e}”)

returnjsonify({‘heartbeat’: heartbeat_value, ‘temp’: temp_value})

if __name__ == ‘__main__’:

app.run(host=’0.0.0.0′, port=5000, debug=True)

HTML,CSS,JAVAscrip

<!DOCTYPE html>

<head>

<metacharset=”UTF-8″>

<metaname=”viewport”content=”width=device-width, initial-scale=1.0″>

<title>Health Monitoring System</title>

<style>

body {

font-family: Arial, sans-serif;

text-align: center;

margin-top: 50px;

}

.data {

font-size: 24px;

margin: 20px0;

}

</style>

functionfetchData() {

fetch(‘/data’)

.then(response => response.json())

.then(data => {

document.getElementById(‘heartbeat’).innerText = ‘Heartbeat: ‘ + data.heartbeat;

document.getElementById(‘temperature’).innerText = ‘Temperature: ‘ + data.temp;

});

}

setInterval(fetchData, 1000); // Update every second

</script>

</head>

<body>

<h1>Health Monitoring System</h1>

<divclass=”data”id=”heartbeat”>Heartbeat: </div>

<divclass=”data”id=”temperature”>Temperature: </div>

</body>

</html>

projects

Arduino Code

Python Code

Arduino Code

Python Code

HTML,CSS,JAVAscrip

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