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 …
In this tutorial, you’re going to learn how to create a simple web server with the ESP32 or ESP8266 to display readings from the DHT11 or DHT22 temperature and humidity …
This tutorial shows how to use the DHT11 or DHT22 temperature and humidity sensors with the ESP32 and ESP8266 development boards using MicroPython firmware. DHT Module Usage There is a …
This tutorial shows how to control the ESP32 and ESP8266 GPIOs as digital inputs and digital outputs using MicroPython firmware. As an example, you’ll learn how to read the value …
This tutorial shows how to read analog values with the ESP32 and ESP8266 boards using MicroPython firmware. As an example, we’ll read the values from a potentiometer. Getting analog readings …
This tutorial shows how to generate PWM signals with the ESP32 and ESP8266 boards using MicroPython firmware. As an example, we’ll dim the brightness of an LED by changing the …
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 configure and handle interrupts using MicroPython firmware with ESP32 and ESP8266 boards. You’ll also build a project example with a PIR Motion Sensor.
This tutorial shows how to control WS2812B addressable RGB LEDs (neopixels) with the ESP32 and ESP8266 using MicroPython.
In this project we’ll modify a commercial motion sensor (powered with mains voltage) with an ESP8266 to log data whenever motion is detected. The data will be sent to Node-RED using MQTT communication protocol.
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 …
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 …
This project shows how to build a data logger that publishes temperature, humidity and pressure readings every 10 minutes to a Google Sheets spreadsheet using an ESP8266 12-E. Between sensor …
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 …