ESP32 Troubleshooting Guide
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 …
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How to Use I2C LCD with ESP32 on Arduino IDE (ESP8266 compatible)
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 …
Flashing MicroPython Firmware with esptool.py on ESP32 and ESP8266
This post shows how to flash MicroPython firmware on ESP32/ESP8266 boards using the esptool.py. It works on Windows, Mac OS X, and Linux. For the official documentation, you can visit …
Alexa (Echo) with ESP32 and ESP8266 – Voice Controlled Relay
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 …
MicroPython – Getting Started with MQTT on ESP32/ESP8266
In this tutorial, we’ll show you how to use MQTT to exchange data between two ESP32/ESP8266 boards using MicroPython firmware. As an example, we’ll exchange simple text messages between two …
ESP32 Over-the-air (OTA) Programming – Web Updater Arduino IDE
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 …
ESP32 Flash Memory – Store Permanent Data (Write and Read)
In this article we’ll show you how to store and read values from the ESP32 flash memory using Arduino IDE. The data saved in the flash memory remains there even …
ESP32/ESP8266 MicroPython Web Server – Control Outputs
Learn how to build a web server to control the ESP32 or ESP8266 outputs using MicroPython framework. As an example we’ll build a web server with ON and OFF buttons to …
MicroPython with ESP32 and ESP8266: Interacting with GPIOs
In this article we’re going to take a look on how to interact with the ESP32 and ESP8266 GPIOs using MicroPython. We’ll show you how to read digital and analog …
ESP32 Web Server using SPIFFS (SPI Flash File System)
In this tutorial we’ll show you how to build a web server that serves HTML and CSS files stored on the ESP32 filesystem. Instead of having to write the HTML …
MicroPython Programming Basics with ESP32 and ESP8266
MicroPython is a re-implementation of Python programming language targeted for microcontrollers and embedded systems like the ESP32 or ESP8266.
Getting Started with MicroPython on ESP32 and ESP8266
Learn how to get started with MicroPython firmware on the ESP32 and ESP8266. We’ll introduce you to MicroPython, show you the differences between MicroPython and regular Python, and how to …
Flash/Upload MicroPython Firmware to ESP32 and ESP8266
This posts shows how to flash MicroPython firmware to ESP32/ESP8266 boards using the uPyCraft IDE software. It works on Windows, Linux, and Mac OS X.
How to use ESP32 Dual Core with Arduino IDE
The ESP32 comes with 2 Xtensa 32-bit LX6 microprocessors: core 0 and core 1. So, it is dual core. When we run code on Arduino IDE, by default, it runs on core …