Learn ESP32 with Arduino IDE
(2nd Edition) This is a practical course where you’ll learn how to take the most out of the ESP32 using the Arduino IDE. This is our complete guide to program the …
ESP32: 25 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 25 …
Raspberry Pi: PWM Outputs with Python (Fading LED)
In this guide, you’ll learn how to generate PWM signals on the Raspberry Pi GPIOs. As an example, we’ll show you how to dim the brightness of an LED by …
ESP8266 NodeMCU: Send Pushover Notifications (Arduino IDE)
In this guide, you’ll learn how to send ESP8266 notifications to Pushover. Pushover is a notification service that integrates with many applications. You can send push notifications to all of …
ESP32: Send Pushover Notifications (Arduino IDE)
In this guide, you’ll learn how to send ESP32 notifications to Pushover. Pushover is a notification service that integrates with many applications. You can send push notifications to all of …
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 …
Control Raspberry Pi Digital Outputs with Python (LED)
In this guide, you’ll learn how to set the Raspberry Pi GPIOs as digital outputs and control them using a Python program. As an example, we’ll show you how to …
ESP32: How to Log Data (9 Different Ways)
In this article, we’ll share nine different methods to log and save data with the ESP32. Would you like to monitor a specific sensor with the ESP32 and keep track …
Raspberry Pi Pinout Guide: How to use the Raspberry Pi GPIOs?
The Raspberry Pi 4 Model B and most recent versions of the Raspberry Pi have a double row of 40 GPIOs (General Purpose Input/Output Pins) that allow you to connect …
ESP32-CAM Post Images to Local or Cloud Server using PHP (Photo Manager)
Learn how to make HTTP POST requests using the ESP32-CAM board with Arduino IDE to send photos to a server. We’ll show how to post a JPG/JPEG image to a …
ESP32-CAM HTTP POST Photos to Local or Cloud Server using PHP and Arduino IDE
In this guide, you’ll learn how to make HTTP POST requests using the ESP32-CAM board with Arduino IDE to send photos to a server. We’ll show how to post a …
Control ESP32 and ESP8266 GPIOs from Anywhere in the World
In this project, you’ll learn how to control your ESP32 or ESP8266 GPIOs from anywhere in the world. This can be very useful to control a relay, a thermostat, or …
DIY Cloud Weather Station with ESP32/ESP8266 (MySQL Database and PHP)
Build a cloud weather station dashboard to visualize your ESP32 or ESP8266 sensor readings from anywhere in the world. You’ll visualize your sensor data displayed on gauges and on a …
ESP32/ESP8266 Send Email Notification using PHP Script
In this project, you’ll build an ESP32 or ESP8266 client that makes an HTTP POST request to a PHP script to send an email notification with sensor readings. Updated on …
Visualize Your Sensor Readings from Anywhere in the World (ESP32/ESP8266 + MySQL + PHP)
In this project, you’ll create a web page that displays sensor readings in a plot that you can access from anywhere in the world. In summary, you’ll build an ESP32 …