Next is a project example, where the Arduino is instructed to do something based on a correct key (secret number) being entered into the keypad, probably the most demanded application of the keypad.

[Andrea] just sent us this great student hack he made for his room. He’s constructed an Arduino keypad door lock — without using any proper fastening hardware! The entire build is made … ...

Arduino enthusiasts or those looking to learn more about programming with Arduino and electronics-in-general may be interested in a new Kickstarter campaign and Arduino compatible 42-Digit SPI Keypad ...

Makers, hobbyists and developers that enjoy building projects using the awesome Arduino Uno development board may be interested in a new enclosure that has been designed by JEM Innovation called the ...