Keypads are very handy input devices. And there are many great libraries written to interface to keypads! Using this firmware that scans the keys and an 3.3v 8MHz Arduino Pro-Mini, it's easy to create ...

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 ...

1. Arduino (any Arduino will do). 2. Keypad (it can be 4x4 or 4x3. I have used a 4x4 keypad). 3. Processing Software. 4. Keypad library Here are the links if you don ...

A 4x4 membrane keypad is a compact and a cost-effective input device that is commonly used in a variety of electronics projects. It consists of 16 buttons arranged in a 4x4 grid and is covered with a ...

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 and developers that enjoy creating projects using the Arduino platform may be interested in a new shield for Arduino that incorporates an LCD JEMshield++, keypad and enclosure all in one. JEM ...