Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!
Project tutorial by Christian
A bit more accurate than __TIME__.
Project tutorial by Mr_Glenn
An Arduino Nano used as an IO expander on I2C for ESP8266. For example, add 8 digitals IO and 6 analog inputs.
Project tutorial by Joel Soranzo
Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Project tutorial by Alexander
Need fast cheap laser rangefinder for your Arduino project? You can use a laser tape measure for this!
Project tutorial by iliasam
The soldering iron controller based on arduino that implements PID method to keep the temperature of the iron.
The Companion IC is a very cool looking Clock + Ohmmeter + Capacitance Meter + Diode Tester!
Project tutorial by Srijal Poojari
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
A programmable, portable, rechargeable power supply based on Arduino featuring an OLED display for viewing V.I.P. of projects/prototypes.
Project tutorial by Shahariar
Control your Commodore C-64, reset C64, select Kernal, BASIC and Charset ROM, SD2IEC device#, info display.
Project tutorial by Oe7Twj
Connect Matrix Keyboard using only 2 Arduino pins by using PCF8574/PCF8574A I2C GPIO - Quick and Easy!
Project tutorial by Boian Mitov
This project is all about making a power inverter using arduino. The Inverter produces 220VAC from 12V battery.
Project tutorial by Team Shailza
Get accurate readings for voltage using arduino.
Project tutorial by RoboCircuits
Did your somewhat expensive ($50) soldering iron just die? Well then fix it with another one!
Project tutorial by NoraTheDoggo
Your personal universal electronics kit. More I/O pins. More devices. More distances. Remote wireless control. No bunch wires.
Project tutorial by Steve Massikker
Arduino Nano and Visuino: Convert Acceleration to Angle From Accelerometer and Gyroscope MPU6050 I2C Sensor - quick and easy.
A study for a linear measuring device with Arduino and photoelectric rotary encoder.
Project tutorial by fmarzocca
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.
Dear friends welcome to another tutorial! Today we are going to learn how to use this analog voltmeter with Arduino.
Project tutorial by Nick Koumaris
I wanted to make an electronics learning kit suitable for ages 12 and above. Nothing fancy like Elenco's kits but It can be done at home.
Project tutorial by Ahmed Mo'nis
Inexpensive to build but a very useful tool for every electronics laboratory.
Project tutorial by Mirko Pavleski
Or connect with your social account:
New here? Create an account