In this guide, you’ll learn how to program the ESP32 with LVGL (Light Versatile Graphics Library) to display temperature from the DS18B20 sensor on a TFT LCD Touchscreen Display (2.8 …
In this guide, you’ll learn how to display temperature from the DS18B20 sensor on an ESP32 Cheap Yellow Display (CYD) using LVGL (Light Versatile Graphics Library). We’ll display the temperature …
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, …
Learn how to use the I2C LCD (Liquid Crystal Display) with the Raspberry Pi Pico programmed with MicroPython. We’ll cover how to write static text, scrolling text, and how to …
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 …