This is an arduino computer that utilizes an lcd keypad shield as input and output. When turning on the arduino you are greeted with a four bit byte set to 0000. You can change this byte's value and ...

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.

We all know keypad is one of the most important input devices used in electronics engineering. Keypad is the easiest and the cheapest way to give commands or instructions to an electronic system.

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 ...