This article shows how to read analog inputs with the ESP32 using Arduino IDE. Analog reading is useful to read values from variable resistors like potentiometers, or analog sensors. Reading …
This guide shows how to use the 0.96 inch SSD1306 OLED display with ESP32 using Arduino IDE. We’ll show you how to write text, set different fonts, draw shapes and …
Learn how to display temperature and humidity readings from a DHT11/DHT22 sensor in an SSD1306 OLED display using an ESP32 or an ESP8266 with Arduino IDE. The idea of using …
The ESP32 comes with Wi-Fi, Bluetooth Low Energy and Bluetooth Classic. In this tutorial, you’ll learn how to use ESP32 Bluetooth Classic with Arduino IDE to exchange data between an …
This guide shows you how to use the BMP180 barometric sensor with the ESP32 to read pressure, temperature and estimate altitude. We’ll show you how to wire the sensor to …
This tutorial shows step-by-step how to power the ESP32 development board with solar panels, a 18650 lithium battery and the TP4056 battery charger module. The circuit we’ll build is also …
This tutorial shows how to use the DHT11 and DHT22 temperature and humidity sensors with the ESP32 using Arduino IDE. We’ll go through a quick introduction to these sensors, pinout, …
In this project we’ll show you how to remotely control an RGB LED strip with an ESP8266 or an ESP32 board using a web server with a color picker. We’ll …
Learn how to fix the: “Failed to connect to ESP32: Timed out waiting for packet header” error when trying to upload new code to your ESP32 board once for all.
The ESP32 has a few common problems, specially when you are trying to upload new sketches or install the ESP32 add-on on the Arduino IDE. This guide is dedicated to the ESP32 …
This tutorial shows how to use the I2C LCD (Liquid Crystal Display) with the ESP32 using Arduino IDE. We’ll show you how to wire the display, install the library and …
In this project, you’re going to learn how to control the ESP8266 or the ESP32 with voice commands using Alexa (Amazon Echo Dot). As an example, we’ll control two 12V …
Quick guide that shows how to do over-the-air (OTA) programming with the ESP32 using the OTA Web Updater in Arduino IDE. The OTA Web Updater allows you to update/upload new code …
The SerialDebug library created by João Lopes allows you to improve debugging for Arduino IDE. In this article he’ll show you how to use the SerialDebugAp, companion app of the SerialDebug library.