ESP32 + W5500 Seamless Wi-Fi & Ethernet Auto-Switching | Reliable IoT Networking with Captive Portal

🌟 Welcome to Yarana IoT Guru! Learn how to build a reliable IoT networking system with ESP32 and W5500 Ethernet module in this tutorial. We’ll show you how to auto-switch between Wi-Fi and Ethernet for uninterrupted connectivity, perfect for industrial IoT, remote sensors, and smart home automation. 📡

📌 What You’ll Learn:

ESP32 and W5500 wiring (SPI: GPIO 5 CS, GPIO 23 MOSI, GPIO 19 MISO, GPIO 18 SCK).
Auto-switching between Wi-Fi and Ethernet with failover logic.
Captive portal setup using WiFiManager for easy Wi-Fi configuration.
Save/reset Wi-Fi credentials with Preferences.
LED status on GPIO 2 for network state.
Real-world testing for MQTT/HTTP communication.
🔌 Hardware Needed:

ESP32 Dev Board
W5500 Ethernet Module
Jumper Wires
Breadboard (optional)
Micro USB Cable
Push Button (GPIO 0)
LED + 330Ω Resistor (GPIO 2)
🧠 Use Cases:

Industrial IoT monitoring
Remote sensor networks
Smart home automation
Uninterrupted MQTT/HTTP setups
📂 Downloads:

Source Code: [Link]
Circuit Diagram: [Link]
💡 Why This Project?
Ensure reliable IoT connectivity with Ethernet’s stability and Wi-Fi’s flexibility, using ESP32’s power and W5500’s TCP/IP stack. Ideal for beginners and pros alike!

🔗 More on Yarana IoT Guru:

ESP32 Smart Home with MQTT
Industrial IoT with Sensors & Cloud
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Видео ESP32 + W5500 Seamless Wi-Fi & Ethernet Auto-Switching | Reliable IoT Networking with Captive Portal канала Yarana Iot Guru