Guide for Microphone Sound Sensor with Arduino
This post shows how to use the microphone sound sensor with the Arduino board.
Sonoff – $5 WiFi Wireless Smart Switch Introduction
In this post, you’re going to learn how to control an outlet from anywhere in the world using the Sonoff device. The Sonoff is a device that you put in …
Guide for BMP180 Barometric Sensor with Arduino
This post is about how to use the BMP180 barometric sensor with the Arduino. It is also applicable for other similar barometric sensors.
Guide for Real Time Clock (RTC) Module with Arduino (DS1307 and DS3231)
This post is about how to use the DS1307 Real Time Clock (RTC) module with the Arduino. You can also follow this guide for other similar modules like the DS3231 RTC.
Electronics Basics – Types of Switches and How Switches Work
This article explains what are switches in electronics and how they work.
Upgrade from Node-RED-Contrib-UI to Node-RED-Dashboard
[NEW GUIDE] Learn how to use Node-RED Dashboard with your Raspberry Pi If you followed the Build a Home Automation System for $100 course prior to August 27 2016, you know …
Exporting and Backing Up your Node-RED Nodes
This post shows how to export your Node-RED Nodes. This is useful if you need to: Backup your Node-RED flow Move your flow to another Raspberry Pi (or machine) Share your Node-RED project with …
4 Hot Glue Tricks for Your Electronics Projects
Hot glue is great. It is very handy for a wide variety of applications if you want make something stick together. Here’s 4 tricks about hot glue that may be …
$10 DIY WiFi RGB LED Mood Light with ESP8266 (Step by Step)
TIn this project, I’ll show you how you can build your own mood light. You’ll use an ESP8266 to remotely control the color of your light using your smartphone or any …
Electronics Basics – How a Potentiometer Works
A potentiometer also referred to as pot may come in a wide variety of shapes and are used in many applications in your daily life, for example to control the audio …
Electronics For Beginners
This eBook is our step-by-step guide designed to help you get started with electronics. Electronics For Beginners lays out the essentials of electricity with practical examples.
Guide for 8×8 Dot Matrix MAX7219 with Arduino + Pong Game
The dot matrix that we’re going to use in this guide is a 8×8 matrix which means that it has 8 columns and 8 rows, so it contains a total of …
7 Arduino Compatible Displays for Your Electronic Projects
The Arduino board has a wide variety of compatible displays that you can use in your electronic projects. In most projects, it’s very useful to give the user some sort of feedback …
Guide for Rain Sensor FC-37 or YL-83 with Arduino
The rain sensor is used to detect water and it can detect beyond of what a humidity sensor do. This article explains how to use the FC-37 rain sensor module …