ESP8266 NodeMCU Web Server: Control a DC Motor (Arduino IDE)
In this guide, we’ll build a web server with the ESP8266 NodeMCU to control a DC motor remotely. The web server will serve a web page with buttons to make …
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ESP8266 NodeMCU: Getting Started with InfluxDB
This guide will get you started quickly with InfluxDB using the ESP8266 board. InfluxDB is an open-source time series database (TSDB). So, it is ideal to store sensor data with …
Raspberry Pi Pico W: Sending Emails using SMTP Server (MicroPython)
Learn how to send emails with the Raspberry Pi Pico using an SMTP server. This feature can be useful in your automation and IoT projects to send alert notifications, send …
Raspberry Pi Pico W: Getting Started with MQTT (MicroPython)
This is a complete guide to using MQTT with Raspberry Pi Pico programmed with MicroPython. MQTT is a communication protocol widely used in Home Automation and IoT applications to connect …
Learn Raspberry Pi Pico/Pico W with MicroPython
The complete getting started guide to get the most out of the Raspberry Pi Pico/Pico W (RP2040 / RP2350) microcontroller board using MicroPython programming language. This eBook is compatible with …
Raspberry Pi Pico: BME280 Get Temperature, Humidity, and Pressure (MicroPython)
Learn how to use the BME280 sensor module with the Raspberry Pi Pico board with MicroPython to get temperature, humidity, and pressure readings. This is a short tutorial to get …
Raspberry Pi Pico: BME280 Get Temperature, Humidity, and Pressure (Arduino IDE)
Get started quickly with the BME280 sensor module with the Raspberry Pi Pico board, programmed using the Arduino IDE, to get temperature, humidity, and pressure readings. This brief tutorial will …
Year in Review 2023 – Random Nerd Tutorials
Another year is coming to an end. As usual, we’ll share our Year in Review: a summary of what happened throughout the year on the Random Nerd Tutorials blog. We’ll …
Raspberry Pi Pico: SSD1306 OLED Display (MicroPython)
This guide shows how to use the SSD1306 OLED display with the Raspberry Pi Pico programmed with MicroPython firmware. You’ll learn how to display text and other useful functions to …
Raspberry Pi: DHT11/DHT22 Temperature and Humidity (Python)
Learn how to interface the DHT11 and DHT22 digital temperature sensors with the Raspberry Pi to get temperature and humidity readings. You’ll learn how to connect the sensors to the …
ESP8266 NodeMCU: Write Data to a File (LittleFS) – Arduino IDE
In this guide, you’ll learn how to write and save data permanently to a file saved on the ESP8266 filesystem (LittleFS). LittleFS is a lightweight filesystem created for microcontrollers that …
Raspberry Pi Pico: Read Analog Inputs (MicroPython)
This guide shows how to read analog values with the Raspberry Pi Pico using MicroPython. As an example, we’ll read the values from a potentiometer, but what you’ll learn can …
Raspberry Pi Pico: Read Analog Inputs (Arduino IDE)
This guide shows how to read analog values with the Raspberry Pi Pico using Arduino IDE. As an example, we’ll read the values from a potentiometer, but what you’ll learn …
ESP8266 NodeMCU Send Emails using an SMTP Server: HTML, Text, and Attachments (Arduino)
In this tutorial, you’ll learn how to send emails with the ESP8266 NodeMCU board using an SMTP server. We’ll show how to send an email with raw text, HTML text, …