A keypad is one of the most commonly used input devices in microprocessor applications. In a standard keypad wired as an X-Y switch matrix, normally-open switches connect a row to a column when ...

This shield consists of three logical parts: - 1602LCD with HD4780 Dot Matrix Liquid Crystal Display Controller/Driver. - 6 button keypad. - Analog pins, 5V and GND pass through. Additional ...

The Arduino Keypad-LCD Controller is a project that utilizes an Arduino Uno R3, an LCD display, and a keypad to create an interactive user interface. This system allows users to input data via the ...

If you want to add a keypad to your Arduino project, the options are pretty limited. There’s that red and blue 4×4 membrane we’ve all seen in password-protected door lock projects, and the phone ...

[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 out of scrap ...

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 ...

Arduino enthusiasts or those looking to just get started programming the awesome micro controller may be interested in a new smart TFT display called the CleO which has been specifically designed for ...

Abstract: In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present ...