Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!
by Boian Mitov
Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Project tutorial by Alexander
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
Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!
Project tutorial by Christian
The software library to calculate moon age, sunrise and sunset time.
Easily connect Arduino boards at a great distance over RS485 with Visuino.
Build a treasure chest or use an existing storage box, attach a push-button quadrature rotary encoder (endless spinning dial) and lets go!
Arduino Nano and Visuino: Convert Acceleration to Angle From Accelerometer and Gyroscope MPU6050 I2C Sensor - quick and easy.
Project tutorial by Boian Mitov
In this project, you can measure typically up to 48V. It is recommended to use Arduino digital voltmeter as “0-48V DVM”.
Project showcase by KumarB
ESP8266 Arduino Programming Tutorial - Easy to learn, step by step.
Connect Matrix Keyboard using only 2 Arduino pins by using PCF8574/PCF8574A I2C GPIO - Quick and Easy!
Probably the most useful Arduino project I've ever made! A automatic tester for a product I sell.
Project tutorial by Brian Lough
The Companion IC is a very cool looking Clock + Ohmmeter + Capacitance Meter + Diode Tester!
Project tutorial by Srijal Poojari
Make a Linux distribution that is focused on the development of Arduino and IoT. It's a Distro for Arduino.
Project showcase by CESARMASSARI
How to make projects more robust and reliable using drivers ULN2803, UDN2981 and PNP transistors.
In this project, I am going to make a LAN cable tester with just a few basic electronics components. It cost me just a bit over $3.
An arduiNOOB friendly tutorial for beginners on daisy-chaining.
Project tutorial by HeathenHacks
Using the built-in Arduino EEPROM to save and restore values - Quick and Easy.
A maker kit designed for Egyptian girls who want to learn electronics.
Project showcase by Team Ethafa
Measuring Ambient Light with I2C BH1750 Digital Light Sensor and Arduino - Quick and Easy
Control a relay connected to Arduino with an infrared remote - quick and easy.
A quick and compact Arduino Nano setup with four DIP switches to allow for mode selection. Power is provided by CR2032 battery package.
Project tutorial by Jeremy S. Cook
Three different way of connecting a push button with an Arduino microcontroller.
This is my 4th tutorial on how to drive a RELAY (not a relay module) with an Arduino.
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