IoT Smart Home System

Ringkasan Project

Membangun sistem smart home yang terintegrasi dengan berbagai IoT devices untuk mengotomasi rumah dengan intelligently dan secure.

Tujuan Project

• Mengintegrasikan berbagai IoT devices dan sensors
• Membuat central control system yang user-friendly
• Implementasi automation rules yang intelligent
• Monitoring dan logging semua aktivitas
• Keamanan dan privacy protection

Arsitektur Sistem

IoT Devices (Sensors/Actuators)
    ↓
MQTT Broker
    ↓
Node-RED (Processing & Logic)
    ↓
Home Assistant (Central Hub)
    ↓
Web Dashboard & Mobile App

Devices yang Diintegrasikan

Sensors

• Temperature & Humidity Sensors (DHT22)
• Motion Detection Sensors (PIR)
• Door/Window Sensors (Magnetic)
• Light Intensity Sensors (LDR)
• Air Quality Sensors (PM2.5)

Actuators

• Smart Lights (Zigbee/WiFi)
• Smart Switches
• Motor Controllers
• Heater/AC Control

Automation Rules

Time-based Automation

• Lampu kamar menyala otomatis pukul 18:00
• AC mati otomatis pukul 23:00
• Keamanan lock activated pukul 22:00

Sensor-based Automation

• Lampu menyala saat gerakan terdeteksi
• Alert jika pintu dibuka tanpa authorized
• Temperatur AC adjust otomatis based on humidity

Voice & Manual Control

• Google Home integration
• Mobile app control
• Physical button controls

Progress Timeline

Hardware Specifications

• Microcontroller: Arduino, ESP32
• Communication: WiFi, Zigbee, MQTT
• Power Supply: 12V/24V with battery backup
• Database: InfluxDB untuk time-series data

Challenges Faced

Network Reliability

Issue: Intermittent WiFi connectivity Solution: Redundant network paths, fallback mechanism

Power Management

Issue: Battery drain on wireless devices Solution: Low-power protocols, optimized firmware

Data Privacy

Issue: Security concerns dengan cloud integration Solution: On-premises Home Assistant, encrypted communication

Lessons Learned

1. Planning IoT architecture membutuhkan detail consideration
2. Protocol selection sangat penting untuk reliability
3. Testing di real-world environment sangat berbeda
4. Documentation adalah key untuk maintenance

Current Features

✅ Real-time device control
✅ Automated scheduling
✅ Sensor data logging & analytics
✅ Mobile dashboard
✅ Alert notifications
⏳ Advanced AI predictions (upcoming)

Status

Current Status: Active 🔄
Last Updated: May 2026
Completion: 85%