In this tutorial, I am going to talk about the PCF8574 8-bit GPIO port extender.
Instead of using 2-axis joysticks, I decided to use a spare TTP229-BSF capacitive touchpad to control a 4-DoF MeArm robotic arm.
Project tutorial by Alan Wang
Simple controller for homemade (or commercial) antenna rotator. Manual command or USB via computer tracking software: Orbitron, SatPC32 ...
Project tutorial by viorelracoviteanu
Using 2 micro controllers, 2 boards communicating with a personal protocol, it really is Over engineered but useful nonetheless
Project showcase by JLCPCB and Claude (science 3d)
This is my version of a data logger using a INA219.
Project showcase by Claude (science 3d)
Touchless door handle mechanism that can be used in every door just replacing the standard handle. Very useful for people with disabilities.
Project in progress by Bolito2 and Jaume
This is the FIRST PART of my build of the Rover in the movie The Last Days On Mars.
Project in progress by Claude (science 3d)
A unique spin on a classic project!
Project tutorial by Little_french_kev
Blast your enemies from a safe distance!
An electric furnace-air handler, arduino-based, controller.
Project showcase by desbiensl
A clock that gets the date-time from multiple satellites and calculate the time zone dynamically.
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