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 ...

In this project we will build our own Arduino based calculator where the values can be sent in through a keypad (4×4 keypad) and result can be viewed on a LCD screen (16×2 Dot-matrix).

Arduino PIN-Protected Alarm System with Motion Detection An Arduino project implementing a security alarm system featuring PIN code access via a 4x4 keypad, status updates on a 16x2 LCD, motion ...

The LCD keypad shield is a commonly used accessory for Arduino boards that provides a 16x2 character LCD and a keypad for user input. This project adapts the shield for use with the PYNQ-Z2 by ...