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,… ...

So, what happens when we send a set of data to the LCD Device? Our resulting sketch will be almost simple. The most inspiring source to make this project comes from a blog post by Chris Parish ...

While [Tony’s] example uses the keypad, Arduino Uno, and a character LCD, the theory can be applied to numerous projects, such as this Dahlander motor switch. As you see, state machines can be ...

The 1062 keypad supports a range of smart card technologies including iCLASS, MIFARE Standard, Ultralight, and DESFire. "Integrated smart card applications are becoming increasingly popular in the ...

A new pre-assembled front panel, the VP4546, integrates a graphic LCD module with a customizable keypad. Targeted at low-volume user-interface applications such as instrumentation ...

LCD.h is the file including all the fixed constants and the local methods used to manage the display. Also useful to create a good documentation of the display features local methods. You should ...