ESP32: 26 Free Guides for Sensors and Modules
There is a wide variety of sensors, modules, and peripherals compatible with the ESP32 boards. We have tutorials for the most popular components. This article is a compilation of 26 …
Raspberry Pi Pico and Pico W Pinout Guide: GPIOs Explained
This article goes into detail about the Raspberry Pi Pico and Pico W pinout. The Raspberry Pi Pico comes with 40 pins that can be used to connect electronic components …
Raspberry Pi Pico: Control Digital Outputs and Read Digital Inputs (MicroPython)
Learn how to set the Raspberry Pi Pico GPIOs as digital inputs and digital outputs using MicroPython firmware. As an example, you’ll learn how to read the value of a …
Raspberry Pi Pico: Control Digital Outputs and Read Digital Inputs (Arduino IDE)
Learn how to set the Raspberry Pi Pico GPIOs as digital inputs and digital outputs using Arduino IDE. You’ll learn how to read digital inputs like a button switch and …
ESP8266 NodeMCU WebSocket Server: Display Sensor Readings
In this guide, you’ll learn how to create a WebSocket server with the ESP8266 NodeMCU board to display sensor readings on a web page. Whenever the ESP8266 has new readings …
ESP32 WebSocket Server: Display Sensor Readings
In this guide, you’ll learn how to create a WebSocket server with the ESP32 to display sensor readings on a web page. Whenever the ESP32 has new readings available, the …
Raspberry Pi: Motion Detection with Email Notifications (Python)
In this project, you’ll learn how to send email notifications with the Raspberry Pi when it detects motion. We’ll program the Raspberry Pi using Python and to read from the …
Raspberry Pi: Send an Email using Python (SMTP Server)
In this guide, you’ll learn how to send an email from your Raspberry Pi using a Python Script and SMTP servers. The example we’ll show can also be run on …
Programming Raspberry Pi Pico with Arduino IDE (Pico W compatible)
Learn how to program the Raspberry Pi Pico using Arduino IDE software. The Raspberry Pi Pico is a low-cost microcontroller board developed around the RP2040 chip by the Raspberry Pi …
Getting Started with Raspberry Pi Pico (and Pico W)
This article is a getting-started guide for the Raspberry Pi Pico W microcontroller board. It was built around the RP2040 chip, provides many GPIOs to connect peripherals, and can be …
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, …
ESP32: Upload Files to LittleFS using Arduino IDE
In this guide, you’ll learn how to upload files to the ESP32 Filesystem (LittleFS) by using a plugin for Arduino IDE (1.8.X). LittleFS is a lightweight filesystem created for microcontrollers …
Raspberry Pi: Read Digital Inputs with Python (Buttons and Other Peripherals)
In this guide, you’ll learn how to set the Raspberry Pi GPIOs as digital inputs and how to read their state using a Python program. As an example, we’ll read …
Raspberry Pi: Read Analog Inputs with Python (MCP3008)
In this guide, you’ll learn how to read analog signals on the Raspberry Pi GPIOs using a Python program. The Raspberry Pi can only read digital signals. To read analog …