Editorial contents of the arduino.cc website, such as texts and photos, are released as Creative Commons Attribution ShareAlike 3.0.
This means you can use them on your own derived works, in part or completely, as long as you also adopt the same license. You find the complete text of the license here.
and other Arduino brands and logos published in the website are Trademarks of Arduino AG. To the extent a brand, name or logo does not appear on the website does not constitute a waiver of any and all intellectual property rights that Arduino AG has established in any of its product or service names or logos. All Arduino AG Trademarks cannot be used without owner’s formal permission. For information and more details about the proper use of our trademarks, please write to email@example.com or firstname.lastname@example.org .