In this guide, you’ll learn how to exchange data between two ESP32 boards using I2C communication protocol. One ESP32 board will be set as an I2C master and the other …
Learn how to send emails with the ESP32 using an SMTP Server. We’ll show you how to send a simple email with HTML or raw text and how to send …
This tutorial is a getting started guide to Bluetooth Low Energy (BLE) with the ESP32 programmed with MicroPython firmware. We’ll introduce you to BLE basic concepts and run some simple …
In this tutorial, you’ll learn how to build a web server with the ESP32 that controls the shaft’s position of a servo motor using a slider. First, we’ll take a …
Learn how to upload files to the ESP32 LittleFS filesystem using VS Code with the PlatformIO IDE extension. Using the filesystem with the ESP32 can be useful to save .txt, …
This tutorial shows how to build an ESP32 web server with a slider to control the LED brightness. You’ll learn how to add a slider to your web server projects, …
Learn to generate PWM signals with the ESP32 using Arduino IDE. We’ll explain two different methods: using analogWrite and using the LEDC API. As an example, we’ll build a simple …
This tutorial shows how to control the direction and speed of a DC motor using an ESP32 and the L298N Motor Driver. First, we’ll take a quick look at how the …
The ESP32 comes not only with Wi-Fi but also with Bluetooth and Bluetooth Low Energy (BLE). This post is a quick introduction to BLE with the ESP32. First, we’ll explore …
Recently the ESP-IDF has been updated and with this new major version, there are some breaking changes in the API. In this guide, you’ll learn about all changes in the …
In this guide, we’ll take a look at the ESP32 Cheap Yellow Display Pinout. We’ll see which pins are used to control the display, touchscreen, and microSD card, and which …
In this guide, you’ll get started with the LVGL (Light and Versatile Graphics Library) using a TFT LCD Touchscreen Display wired to an ESP32 board. The LVGL is a popular …
In this guide, you’ll get started with the LVGL (Light and Versatile Graphics Library) with the ESP32 CYD (Cheap Yellow Display ESP32-2432S028R). The LVGL is a popular free and open-source …
In this guide, we’ll build an ESP32 datalogger that also hosts a web server so that you can access and download the data remotely. The ESP32 will log data to …