Advanced Technology Stack

Cutting-edge integration of IoT sensors, AI algorithms, and cloud computing for comprehensive elderly monitoring.

🔧 Hardware Components

ESP32 - Main microcontroller with Wi-Fi & Bluetooth

MAX30102 - Heart rate & SpO2 sensor

DS18B20 - Digital temperature sensor

SIM800L - GSM/GPRS communication module

Raspberry Pi 4 - AI processing unit

ESP32-CAM - Camera module with Wi-Fi

3.7V Li-ion battery with TP4056 charging

🧠 AI & Machine Learning

OpenCV - Computer vision library

MediaPipe - Face & pose detection framework

TensorFlow Lite - On-device ML inference

Scikit-learn - Anomaly detection algorithms

Custom CNN - Emotion recognition models

FER-2013 dataset - Facial expression training

YOLO - Real-time object detection

☁️ Cloud & Connectivity

Firebase - Real-time database & hosting

ThingSpeak - IoT data analytics platform

IFTTT - Automation & integration platform

Twilio - SMS & communication services

Wi-Fi 802.11b/g/n - Primary connectivity

GSM/GPRS - Backup communication

MQTT - Low-latency messaging protocol

💻 Software Development

Arduino IDE - ESP32 firmware development

Python 3.8+ - AI/ML model development

JavaScript/Node.js - Web dashboard

HTML5/CSS3 - User interface design

Firebase Functions - Serverless backend

pyttsx3 - Text-to-speech synthesis

Flask/FastAPI - REST API development