This is an Arduino camera module, using the surveillance camera's digital image processing chip-OV0706.

A RFID module connected to two LEDs.

If you can't find a voltmeter at home or anywhere else, then this hack is for you!

Receiving and sending the digital and analog signal through AD5669 interface with Arduino to detect the A/D pulses.

Learn how to use the Arduino Desktop IDE at its best and install it on your PC!

RT-Thread, a powerful multitasking tool optimized for Arduino. You are able to issue shell (FinSH) commands to control your hardware now!

Retro Atari 65XE plus Arduino Leonardo as USB-keyboard for a modern computer. It will leave the opportunity to use this Atari in native mode.

Learn how to submit your Arduino-based project. It may even get featured on the Arduino social channels!

An Arduino powered floppy disk controller and reader/writer for making and writing disk images from and to old AmigaDOS floppy disks.

7 awesome cases for 7 different circuito.io-supported components. It's 3D time!

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.

As ESP8266 works on 3.3V and not 5v, it is important to perform this task.

I want to make a spot welder for battery packs or other stuff that cannot be soldered.

Improved version of the soldering iron controller for Hakko 907 iron. To simplify building the controller, LCD screen is implemented.

This is a tutorial on how to make it work.

Serial Communication between ESP2866-12 (NODE-MCU) and Arduino to increase the number of analog pins as my primary work.

Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!

FreeRTOS, simple, easy to use, robust, optimised for Arduino IDE. Full access to FreeRTOS capabilities, within classic Arduino environment.

Probably the most useful Arduino project I've ever made! A automatic tester for a product I sell.

DIY Arduino hot air SMD rework station.

A technique for drastically reducing the pins required by a matrix keypad is described.

Have a successful connection between Arduino and Raspberry Pi using I2C Communication Protocol.

This library creates an 8-bit IO port for Arduino by combining any 8 Arduino pins. With this library, one can send/get direct 8-bit data.

Learn the basics of code and electronics using Circuito.io and make a simple Arduino project in 3 minutes.