ESP32 with LoRa using Arduino IDE – Getting Started
In this tutorial we’ll explore the basic principles of LoRa, and how it can be used with the ESP32 for IoT projects using the Arduino IDE. To get you started, …
ESP32 Data Logging Temperature to MicroSD Card
This project shows how to log data with timestamps to a microSD card using the ESP32. As an example, we’ll log temperature readings from the DS18B20 sensor every 10 minutes. …
ESP32 MQTT – Publish and Subscribe with Arduino IDE
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 …
Arduino – Control LEDs with IR Remote Control
In this project you’ll use an infrared (IR) receiver and an Arduino to control 3 LEDs with a remote control. This is useful to re-use old remote controls or give some functionally …
Arduino Time Attendance System with RFID
In this project you’re going to build a time attendance system with MFRC522 RFID Reader and Arduino. When you swipe an RFID tag next to the RFID reader, it saves …
Request Sensor Data via SMS using Arduino and SIM900 GSM Shield
In this project we’re going to show you how to request sensor data via SMS with the Arduino. As an example we’re going to request the temperature and humidity from …
JYETech DSO150 Digital Oscilloscope Review
In this post we’re going to to take a look and review the JYETech DSO150 digital oscilloscope. An oscilloscope is an essential tool in electronics but its price may be …
20 Easy Raspberry Pi Projects Book
20 Easy Raspberry Pi Projects book is a beginner-friendly collection of electronics projects using the Raspberry Pi. The Raspberry Pi is a tiny and affordable computer, for beginners looking to make cool things right away. Projects are explained with full-color visuals and simple step-by-step instructions.
ESP32 Publish Sensor Readings to Google Sheets (ESP8266 Compatible)
In this tutorial we’re going to show you how to publish sensor readings to Google Sheets using ESP32 or ESP8266 board. As an example, we’ll publish temperature, humidity, and pressure …
Control Sonoff Basic Switch with ESP Easy Firmware and Node-RED
In this project you’ll learn how to use the ESP Easy firmware on a Sonoff basic smart switch and control it with Node-RED using Node-RED dashboard. The Node-RED software is …
Guide to SIM900 GSM GPRS Shield with Arduino
This post is a complete guide to the SIM900 GSM GPRS Shield with the Arduino. Learn how to send and receive SMS and how to make and receive phone calls …
Reprogram Sonoff Smart Switch with Web Server
In this post, you’re going to learn how to flash custom firmware in the Sonoff device, so that you can control it with your own web server. I recommend that …
21 Arduino Modules You Can Buy For Less Than $2
The Arduino community has created a wide variety of modules and shields that can enhance your projects. Here’s the ultimate collection of 21 Arduino Modules that you can get for less …
WiFiManager with ESP8266 – Autoconnect, Custom Parameter and Manage your SSID and Password
In this guide you’ll learn how to use WiFiManager with the ESP8266 board. WiFiManager allows you to connect your ESP8266 to different Access Points (AP) without having to hard-code and …