ESP32 PWM with Arduino IDE (Analog Output)
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 …
ESP32
ESP32 with DC Motor and L298N Motor Driver – Control Speed and Direction
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 …
Getting Started with ESP32 Bluetooth Low Energy (BLE) on Arduino IDE
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 …
ESP32: Migrating from version 2.x to 3.0 (Arduino IDE)
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 …
ESP32 Cheap Yellow Display (CYD) Pinout (ESP32-2432S028R)
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 …
LVGL with ESP32 TFT LCD Touchscreen Display – 2.8 inch ILI9341 240×320 (Arduino IDE)
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 …
LVGL with ESP32 Cheap Yellow Display Board (ESP32-2432S028R)
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 …
ESP32 Datalogger: Download Data File via Web Server (Arduino IDE)
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 …
ESP32: Getting Started with InfluxDB
This guide will get you started quickly with InfluxDB using the ESP32 board. InfluxDB is an open-source time series database (TSDB). It’s ideal to store sensor data with timestamps over …
ESP32/ESP8266: Send BME280 Sensor Readings to InfluxDB
In this guide, you’ll learn how to send BME280 sensor readings to InfluxDB using the ESP32 or ESP8266 boards. InfluxDB is a time series database. Each record on the database …
Arduino IDE 2: Install ESP32 LittleFS Uploader (Upload Files to the Filesystem)
In this guide, you’ll learn how to upload files to the ESP32 LittleFS Filesystem using Arduino IDE 2 (2.2.1 or a higher version). We’ll install an uploader plugin that will …
ESP32: TFT Touchscreen On/Off Button – 2.8 inch ILI9341 240×320 (Arduino IDE)
In this project, you’ll build a simple graphical user interface (GUI) with the ESP32 and a TFT Touchscreen with 2.8 inch display (240×320 px) that comes with the ILI9341 driver. …
ESP32 Touchscreen On/Off Button – Cheap Yellow Display (ESP32-2432S028R)
In this project, you’ll learn how to create a simple graphical user interface (GUI) with the ESP32 Cheap Yellow Display (ESP32-2432S028R). The TFT display will have an ON and OFF …
ESP32 Wi-Fi Provisioning via BLE (Bluetooth Low Energy) – Arduino IDE
In this tutorial, you’ll learn how to set up Wi-Fi provisioning via BLE on the ESP32. The Wi-Fi provisioning service allows you to configure Wi-Fi credentials over Bluetooth Low Energy. …