DESCRIPTION : This project demonstrates how to interface a 4x4 matrix keypad with an LCD (16x2) display using an Arduino board. The system captures key presses from the user via the keypad and ...

PIN Code Access: Secure the system with a 6-digit PIN. LCD Display: 16x2 LCD for user interaction and status updates (e.g., "Enter Pin", "Alarm Active", "Motion Detected"). Keypad Input: A 4x4 matrix ...

Arduino Keypad Door Automation. 45 Comments . by: James Hobson. November 1, 2013. Title: Copy. Short Link: Copy [Andrea] just sent us this great student hack he made for his room.

The unique beer can keyboard has been created to act just the same as a standard keyboard, but instead of keys, 44 beer cans have been used, that when touched create the input required.

This is a Nokia 6300 screen. It’s a 320×240 display that has about 2″ of diagonal viewing area and boasts 24-bit QVGA TFT technology. It’s going to look fantastic in your nex… ...