In this tutorial, I am going to talk about the PCF8574 8-bit GPIO port extender.
Why are even the modern day cars are not equipped with biometric entry system? Here is an attempt on a Toyota C-HR.
Project showcase by Rajeev Velikkal
How to go from theory to a practical working prototype.
by Marc De Loor
Electric vehicles are new enough to wonder, how long will they last? This is not a simple question, because it depends on a lot of things.
Project tutorial by George Kartsonas
I'm going to create a Ciclop 3D scanner, but I will design a new base and PCB to do It fast and better. ;-)
Project tutorial by xreef
Measure the juice left in your AA or AAA batteries anytime using an Arduino Uno and a couple of jumpers.
Project tutorial by AJAY-Negasonic
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.
Project tutorial by ambhatt
This library controls and drives motion of all types of bipolar stepper motors with 2 phase (4 terminals).
Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Project tutorial by Alexander
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.
by Phillip Stevens
A time switching battery powered solar charged circuit, used to power an Arduino Uno and some peripherals.
Project in progress by Igor Fonseca Albuquerque
We used a TI FDC1004 breakout with an Arduino to measure liquid level in a bottle using the capacitance between two adhesive copper strips.
by Team ProtoCentral
Simple Arduino Uno - ESP8266 software serial integration.
Project tutorial by circuito.io team
If you can't find a voltmeter at home or anywhere else, then this hack is for you!
Project showcase by Team Next Tech Lab
The soldering iron controller based on arduino that implements PID method to keep the temperature of the iron.
An Arduino powered floppy disk controller and reader/writer for making and writing disk images from and to old AmigaDOS floppy disks.
Project tutorial by RobSmithDev
The cheapest micro soldering station in the world, using a cheap USB soldering iron.
Project tutorial by Paulo Bruckmann
A quick and simple guide on how to easily connect your Arduino to the pixy cmuCAM!
Project tutorial by Joe
An Arduino powered floppy disk controller and reader for making disk images from old AmigaDOS floppy disks.
Ever wonder how much filament you actually used for a project or have an old mechanical ball mouse laying around to be recycled?
Project in progress by ArtSuzhou
The software library to calculate moon age, sunrise and sunset time.
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 Shahariar
FreeRTOS, simple, easy, robust, and optimised for Arduino IDE. Using FreeRTOS Semaphores to share and protect physical resources.
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