Learn how to publish temperature and humidity readings from a DHT11 or DHT22 sensor via MQTT with the ESP32 to any platform that supports MQTT or any MQTT client. As …
Learn how to publish BME280 sensor readings (temperature, humidity and pressure) via MQTT with the ESP32 to any platform that supports MQTT or any MQTT client. As an example, we’ll …
Learn how to publish DS18B20 temperature readings via MQTT with the ESP32 to any platform that supports MQTT or any other MQTT client. As an example, we’ll publish sensor readings …
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 …
This project shows how to use MQTT communication protocol with the ESP32 to publish messages and subscribe to topics. As an example, we’ll publish BME280 sensor readings to the Node-RED …
Learn how to publish and subscribe to MQTT topics with the ESP8266 NodeMCU board. In this tutorial, we’ll use the Node-RED dashboard to control the ESP8266 outputs and display sensor …
In this project you’ll create a standalone web server with a Raspberry Pi that displays temperature and humidity readings with a DHT22 sensor. You can also control two outputs from …
In this project you’ll create a standalone web server with a Raspberry Pi that can toggle two LEDs from an ESP8266 using MQTT protocol. You can replace those LEDs with any …
We’re already reaching the end of 2024. It’s time to wrap up the year and set new goals for the next one. In this blog post, we’ll share a recap …
Learn LVGL: Build GUIs for ESP32 Projects (eBook) Learn how to build Graphical User Interfaces (GUIs) for ESP32 Projects using LVGL (Light Versatile Graphics Library) with the Arduino IDE. GET …
The complete getting started guide to get the most out of the the Raspberry Pi Pico/Pico W (RP2040 / RP2350) microcontroller board using MicroPython programming language. This eBook is compatible …
Learn how to interface a PIR motion sensor with the Raspberry Pi Pico to detect motion in your surroundings. We’ll show you how to wire the sensor to the Pico …
Learn how to interface a PIR motion sensor with the Raspberry Pi Pico to detect motion in your surroundings. We’ll show you how to wire the sensor to the Pico …
This is a quick guide showing how to install OpenCV (Open Computer Vision Library) software on a Raspberry Pi board. We tested this installation on Raspberry Pi OS 64-bit. OpenCV …