New library for Arduino support the DFR LCD Keypad shield - the keypad, to be precise. It features an encapsulated namespace, advanced debouncing (via histogram binning), fast ADC readout, key ...

If you think the ELK Arduino Shield is something your projects could benefit from, ... LCD, Keypad, Enclosure Expansion Arduino Shield (video) 9:57 am March 6, 2015 By Julian Horsey.

Arduino Uno R3; LCD Keypad Shield 1602; passive buzzer without generator 5 V; breadboard; USB cable (to burn the script on the board as well as to feed Your Arduino if no additional power supply is ...

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 challenges such ...