ESP32 MQTT Data Retrieval Tutorial

📺 This video is part of a series, so it is recommended to watch the previous videos.

📩 The video explains how to get data from the Adafruit MQTT server using the ESP32 board.

🔧 The presenter demonstrates creating two feeds controlled by widgets on the Acuity dashboard.

📡 The video is about getting data from an MQTT server using ESP32.

🔌 The ESP32 is connected to a feeder that returns a number between 0 and 100.

📶 The ESP32 needs to connect to a Wi-Fi network and set up the Adafruit MQTT server.

⚙️ To get data from the ADAFRUIT MQTT Server, you need to provide your username and key.

📌 By calling the 'subscribe' function and specifying the name of the feet, the program will wait for any changes to the feet's data and display the updated information.

🔧 Remember to update the name of the feet when making changes to the program.

📡 The video demonstrates how to retrieve data from an ADAFRUIT MQTT server using the ESP32 board.

📟 By uploading a program and interacting with the dashboard, users can observe real-time changes in the serial monitor.

🔄 Actions like pressing buttons or adjusting sliders on the dashboard reflect in the serial monitor.

📺 The video discusses how to get data from the ADAFRUIT MQTT Server using ESP32.

📡 The tutorial explains the process of connecting ESP32 to the ADAFRUIT MQTT Server to receive data.

🤝 The video concludes with a farewell message.