You must have seen automatic door openers in shopping malls and other commercial buildings. They open the door when someone comes near the entrance and close it after sometime. A number of t... Read more
Ever come home in the rain to find the door locked and your keys elsewhere? No? Lucky you then! For those who have had such an experience or never wish to, this project will let you open you... Read more
My old keypad GDO gave up the ghost a while back so I decided I’d undertake a new Arduino based project. I ordered a Velleman 12 key keypad from some supplier. I don’t remember... Read more
What do I need to start? The hardware requirements to start is: *Note: where can I purchase the material with all the components to build myself the system: http://iwup.altervista.org/shop/... Read more