Connect up to 10 buttons using a single interrupt.
Project tutorial by Svizel_pritula
The soldering iron controller based on arduino that implements PID method to keep the temperature of the iron.
Project tutorial by Alexander
Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Training board for essential logic gates.
Project tutorial by saifalikabi
Did you run out of input pins? Don't worry, here is a solution without any shift registers.
Project tutorial by Najad
Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!
Project tutorial by Christian
The cheapest micro soldering station in the world, using a cheap USB soldering iron.
Project tutorial by Paulo Bruckmann
Get not only 5 volts but also 9, 12 volts (18 Watts max) out of any QC-compatible charger/power bank for supplying power hungry projects.
Project tutorial by Madao
Create an IOT dashboard using Arduino & Raspberry Pi.
Project tutorial by David Escobar
DIY Arduino hot air SMD rework station.
Project tutorial by Alexander and Maker B R
A small device that will help you sort resistors without wasting time with their color code.
Project tutorial by Federico Vivaldi
A programmable, portable, rechargeable power supply based on Arduino featuring an OLED display for viewing V.I.P. of projects/prototypes.
This project uses an ultrasonic distance sensor to create a pocket of wave interference where a small object can be levitated.
Project tutorial by millerman4487
Probably the most useful Arduino project I've ever made! A automatic tester for a product I sell.
Project tutorial by Brian Lough
Your personal universal electronics kit. More I/O pins. More devices. More distances. Remote wireless control. No bunch wires.
Project tutorial by Steve Massikker
A plug-n-play device to give birth to bare bone clone Arduino by uploading bootloaders on different AVR chips.
Improved serial debugging, with debug levels and simple software debugger, to see/change global variables, add watch, or call a function.
Project tutorial by JoaoLopesF
On this simple tutorial, we will explore how to discover colors using an Arduino and the TCS 3200 sensor, displaying it on an LCD.
Project tutorial by MJRoBot
This tutorial will cover all the details that are required to create your own app for Windows phone to connect with the Arduino.
Project tutorial by Aritro Mukherjee
In this tutorial we'll try to analyze how alarm systems signals might be sniffed and cloned using a cheap Arduino and some RF modules.
Project tutorial by danionescu
Using a 3D magnetic sensor and an electromagnet, this project enables you to transfer data via magnetic fields.
Project tutorial by Tomi Chen
In this tutorial, I am going to show you how to build a voltmeter with a big Nokia 5110 LCD display using Arduino.
Project tutorial by Nick Koumaris
Learn the basics of code and electronics using Circuito.io and make a simple Arduino project in 3 minutes.
Project tutorial by circuito.io team
Connect Matrix Keyboard using only 2 Arduino pins by using PCF8574/PCF8574A I2C GPIO - Quick and Easy!
Project tutorial by Boian Mitov
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