ESP32 / ESP8266: Control LED from Android App Tutorial — (VS Code | PlatformIO | MIT App Inventor)

Control an LED connected to the GPIO of an ESP32 / ESP8266 from an Android app built with MIT App Inventor — Step-by-Step Hardware Wiring, Code Explanation (PlatformIO/VS Code), and App Inventor blocks to make Realtime LED ON/OFF control over Wi-Fi. Follow me to Build It. Direct Downloads: 📂 PlatformIO Project (ESP32/ESP8266 + LED_GPIO): https://drive.google.com/uc?export=download&id=1vaiCDEn6SeuSzoMNLeThvsI3qZiaNtM7 📂 Firebase Client Library (ESP32/ESP8266): https://drive.google.com/uc?export=download&id=1fNWZvd-MZnTXy8DJwFD69uLlChZtSfWy 📂 MIT App Inventor Project & APK: https://drive.google.com/uc?export=download&id=1UIFcVcS_Pb7FDbPH3bZpjcm_sZhZujM0 Note: Update your APK Keys after Download Files Included are Project Code, Client Library, MIT App inventor (aia/apk) files, Hardware Circuit Diagram and Pin diagram If this tutorial helped, please Share 📤, Like 👍, Subscribe 🔔.