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Objective: Often times, we need to secure a room at our home or office (perhaps a secret dexter ’s laboratory) so that no one can access the room without our permission and ensure protection against ...

He’s constructed an Arduino keypad door lock — without using any proper fastening hardware! ... The system auto-locks after 5 seconds, and just in case, [Andrea] ...

DIY Keypad Door Lock. ... but Arduino fans will love this clever hack—especially if you're the type that locks yourself out ... as well as making a system that can be taken down without changing ...

The system auto-locks after 5 seconds, and just in case, ... 45 thoughts on “ Arduino Keypad Door Automation ” Oscar Martinez says: November 1, 2013 at 10:17 pm ...