With the mechanical portion of the project out of the way, he spent a great deal of time working on the door’s electronic components, including the PIC-based controller and capacitive keypad.

The 2000 Series access control keypads manage up to 500 users and provide complete access control functionality including monitoring door position; controlling locking hardware; triggering a propped ...

Stainless-steel face, durable and attractive. Auto or manual code entry checking. Door forced open warning. Alarm output - When used with an optional magnetic contact. Keypad active output --- ...