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 ...

These special variable types (objects) automatically increase as time elapses. This makes it easy to check if a certain time has elapsed, while allowing your program to perform other work or checks ...

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.

Arduino Code for Digital Keypad Door Lock. The complete Arduino Door Lock Code can be found at the bottom of this page. You can directly upload the code, but it is recommended to read the below ...

I used an Arduino Uno (Rev 3) with a DFR LCD Keypad shield (v1.0) since it is easy to use. You can use any Arduino compatible LCD panel/shield here but will need to tweak the default Arduino Sketch ...

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 ...