Note

Hello, welcome to the SunFounder Raspberry Pi & Arduino & ESP32 Enthusiasts Community on Facebook! Dive deeper into Raspberry Pi, Arduino, and ESP32 with fellow enthusiasts.

Why Join?

  • Expert Support: Solve post-sale issues and technical challenges with help from our community and team.

  • Learn & Share: Exchange tips and tutorials to enhance your skills.

  • Exclusive Previews: Get early access to new product announcements and sneak peeks.

  • Special Discounts: Enjoy exclusive discounts on our newest products.

  • Festive Promotions and Giveaways: Take part in giveaways and holiday promotions.

👉 Ready to explore and create with us? Click [here] and join today!

Video 50: Control RGB LED from anywhere in the world

Learn how to control RGB LEDs remotely using an ESP32 microcontroller, Wi-Fi, and MQTT protocol, including hardware setup, Adafruit IO configuration, MQTT basics, Arduino coding, and Color Picker usage.

  • Introduction to the project: Using ESP32 microcontroller with Wi-Fi and MQTT to control RGB LEDs.

  • What is MQTT: Lightweight messaging protocol for bidirectional communication.

  • Adafruit IO setup: Creating Adafruit IO account, configuring dashboards, feeds, and controls.

  • Wiring explained: Explanation of wiring connections for RGB LEDs with resistors to ESP32.

  • Code explained: Overview of Arduino code for subscribing to MQTT topics and controlling LEDs.

  • Selecting ESP32 board and COM port: Demonstrating board and port selection in Arduino IDE.

  • Project demonstration: Live demo of adjusting RGB LED colors using sliders and Color Picker.

  • What is RGB LED?: Explanation of RGB LED structure and operation.

  • RGB Color: Understanding RGB color combinations and mixing using a Color Picker.

Video