🐾✨ Smart Pet Feeder using Arduino ✨🐾
🎯 Project Overview
A Smart Pet Feeder built using Arduino that automatically and manually dispenses pet food using a servo motor. The system is simple, reliable, and designed with future upgrades like GSM mobile alerts in mind.
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🌟 Key Highlights
✅ Automatic feeding at fixed intervals
🔘 Manual feeding using push button
🦾 Servo motor controlled food dispenser
⚡ Beginner-friendly Arduino project
📱 GSM alert support planned for future
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🧰 Hardware Components
🧠 Arduino Uno / ESP32
🦾 Servo Motor (SG90)
🔘 Push Button
🔌 Jumper Wires
🔋 5V Power Supply
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🔌 Pin Configuration
🦾 Servo Motor Connections
| 🔧 Servo Wire | 📍 Arduino Pin |
|---|---|
| 🟡 Signal | D9 |
| 🔴 VCC | 5V |
| ⚫ GND | GND |
🔘 Push Button Connections
| 🔧 Button Pin | 📍 Arduino Pin |
|---|---|
| 🟢 Signal | D4 |
| ⚫ GND | GND |
💡 LED Connections
| 🔧 LED Pin | 📍 Arduino Pin |
|---|---|
| 🔴 Anode (+) | D5 (via 220Ω resistor) |
| ⚫ Cathode (−) | GND |
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⚙️ How It Works
🔹 System starts with feeder in closed position
🔹 Servo rotates at fixed time intervals to release food
🔹 Button press triggers instant manual feeding
🔹 Designed to add GSM module for SMS alerts in future
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🚀 Future Enhancements
🔹 GSM module for mobile SMS alerts
🔹RTC for real-time feeding schedule
🔹 LCD display for status updates
🔹 Food level detection sensors
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🧪 Simulation & Testing
🔹 Simulated using Wokwi Arduino Simulator
🔹 Can be directly implemented on real hardware
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