One port to role them all.

In this tutorial, you will learn how to use p5.ble.js to build a web app to interact with your BLE-powered Arduino projects wirelessly.

This is an example problem to illustrate the function of a PID controller. You will learn the basics to control the speed of a DC motor.

This is a very simple way to control a 3-phase AC installation in a delta configuration.

But why?

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

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

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

A time switching battery powered solar charged circuit, used to power an Arduino Uno and some peripherals.

DIY Arduino hot air SMD rework station.

We used a TI FDC1004 breakout with an Arduino to measure liquid level in a bottle using the capacitance between two adhesive copper strips.

Simple Arduino Uno - ESP8266 software serial integration.

A small device that will help you sorting resistors without wasting time with their color code.

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

Did you run out of input pins? Don't worry, here is a solution without any shift registers.

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

A simple method to notify a problem is to use email, It’s very usefully and simple to share, so I created a library to do it.

The soldering iron controller based on arduino that implements PID method to keep the temperature of the iron.

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.

This is a tutorial on how to make it work.

The cheapest micro soldering station in the world, using a cheap USB soldering iron.

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.

Things you should know using ESP8266 WiFi module for its safety and easiness as it's very delicate module to use.