[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 ...

(keypad: columns and rows switching) So now you can see how the button presses can be translated into electrical data for use with a microcontroller. We can now start the real experiment with as ...

Watch the video below to learn more about his Arduino-based portable keypad that connects to your Arduino development board and offers the complete alphabet, numbers 0-9 as well as several commands.

Hitachi’s HD44780 based 16×2 character LCD are very cheap and widely available, and is an essential part for any project that displays information. Using the LCD backpack, desired data can be ...

Makers, hobbyists and electronic enthusiasts searching for a project to keep them busy this weekend may be interested in a new DIY custom mechanical keypad complete with TFT LCD display, which has ...

Put Arduino to work protecting your secrets. This project is a keypad-controlled lock that will allow the user to select a six-digit secret code and lock out anyone without it.

Since the Arduino controller here has a display and keypad, you can actually use it to control the temperature and intervene manually if you feel like you have to, but with the right tuning (and ...

You can always count on Korea's Pantech & Curitel to deliver some innovative features in its lineup of SKY handsets, and the new IM-R200 is no different, sporting a unique LCD keypad that must ...

MasterCard introduces a credit card featuring an LCD display and keypad for enhanced functionality.

MasterCard rolls out credit card with display and keypad The next-generation 2-in-1 card features an embedded LCD display and touch-sensitive buttons for generating one-time passwords.