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🚗 ESP32-Based Robot Car with Live Camera Feed

C++ Arduino ESP32 License: MIT

Control • Connect • Capture

A sophisticated ESP32-based robot car with real-time video streaming, complete remote control capabilities, and a responsive web interface.

Features • Components • Setup • Usage • Troubleshooting

🔍 Project Overview

This advanced robotics project implements a fully-featured ESP32-controlled car with live camera streaming capabilities. It combines hardware engineering and web technologies to create an interactive remote-control experience through a browser-based interface. The system enables real-time control over movement, camera orientation, lighting, and speed adjustments via WebSocket communication.

ESP32 Car

✨ Key Features

🎮 Movement Control 📹 Camera System 💡 Special Features 🌐 Connectivity
Forward/Backward motion Pan & Tilt mechanism Adjustable LED lighting WebSocket communication
Precision steering Live video streaming Variable speed control Wi-Fi access point
Electronic braking Adjustable viewing angles Real-time feedback Browser-based interface
Smooth acceleration Optimized frame rate Low latency response Mobile compatibility

🔧 Hardware Components

Core Components

  • ESP32 Development Board: Central microcontroller
  • ESP32-CAM Module: Live video streaming
  • L298N Motor Driver: DC motor control
  • Dual DC Motors: Drive system
  • Servo Motors (2x): Camera pan & tilt control

Power & Structure

  • Power Supply: 7.4V LiPo battery recommended
  • Voltage Regulator: 5V output for servos and logic circuits
  • Robot Chassis: Mounting platform for all components

Additional Components

  • Jumper Wires: Connection between components
  • Breadboard: Circuit prototyping
  • Capacitors: Power stabilization
  • Resistors: Signal conditioning
Circuit Diagram

Circuit Diagram: Connection overview for ESP32 Car components

📊 Technical Specifications

Microcontroller: ESP32 (Dual-Core, 240MHz)
Wi-Fi: 2.4GHz IEEE 802.11 b/g/n
Camera: OV2640 2MP sensor
Motor Driver: L298N H-Bridge
Operating Voltage: 5-12V
Control Range: ~50 meters (open space)
Video Resolution: SVGA (800x600)
Frame Rate: 20-25 FPS

💻 Software Requirements

  • Arduino IDE (Download)
  • ESP32 Board Support Package
  • Required Libraries:
    • ESPAsyncWebServer
    • AsyncTCP
    • ESP32Servo
    • esp_camera.h

📥 Installation

1️⃣ Arduino IDE Configuration

# Add ESP32 board support URL in Arduino IDE Preferences
https://dl.espressif.com/dl/package_esp32_index.json

# Install ESP32 board via Board Manager
Tools > Board > Boards Manager > Search "ESP32" > Install

2️⃣ Required Libraries

# Install via Arduino Library Manager
ESP32Servo

# Install manually (via ZIP)
ESPAsyncWebServer - https://github.com/me-no-dev/ESPAsyncWebServer
AsyncTCP - https://github.com/me-no-dev/AsyncTCP

3️⃣ Project Setup

# Clone repository
git clone https://github.com/alok-devforge/Arduino-Based-ESP32-Car.git

# Open main sketch in Arduino IDE
code.ino

# Select correct board and port
Tools > Board > ESP32 Dev Module
Tools > Port > [Your ESP32 Port]

# Upload sketch
Sketch > Upload

🚀 Operation Guide

1️⃣ Power On 2️⃣ Connect 3️⃣ Control 4️⃣ Advanced
Connect battery Join "MyWiFiCar" network Access http://192.168.4.1 Adjust camera angles
Switch ON Password: "12345678" Use directional buttons Control speed & lights

📁 Project Structure

Arduino-Based-ESP32-Car/
├── code.ino                # Main Arduino sketch
├── README.md               # Project documentation
├── LICENSE                 # MIT License
├── hardware/               # Circuit diagrams & schematics
├── software/               # Libraries & dependencies
└── assets/                 # Images & UI resources

❓ Troubleshooting

Issue Possible Causes Solutions
Camera not initializing Connection issues, Power problems Check pins, Verify power supply
Motors not responding Driver connections, Pin assignments Verify wiring, Check code pins
Web interface not loading Wi-Fi connection, Server issues Confirm network connection, Check serial monitor
Slow video feed Resolution too high, Network issues Reduce jpeg_quality, Optimize frame_size
Erratic movement Motor driver issues, Voltage sag Check wiring, Ensure adequate power supply

🤝 Contributing

We welcome contributions to enhance this project! Here's how you can help:

  1. Fork the repository
  2. Create a feature branch: git checkout -b feature/amazing-feature
  3. Commit changes: git commit -m 'Add amazing feature'
  4. Push to branch: git push origin feature/amazing-feature
  5. Submit a Pull Request

Guidelines: Please maintain code quality, thoroughly test changes, and provide detailed commit messages.

📝 License

This project is licensed under the MIT License - see the LICENSE file for details.

🌟 Future Development

  • Autonomous Navigation - Obstacle avoidance and path planning
  • Voice Control - Speech recognition for commands
  • Advanced Telemetry - Battery monitoring and system diagnostics
  • Mobile App - Dedicated control application
  • Machine Learning - Object recognition capabilities

Made with ❤️ by alok-devforge

If you find this project helpful, please consider giving it a ⭐️

Last updated: 2025-04-28 18:16:51