This project implements a login system using an Arduino, a 4x4 keypad, an LCD 16x2 display, and a buzzer. The system verifies user input against a predefined password and provides feedback through the ...

This project is an Home Alarm System made with Arduino Nano 33 IOT. The sensor used for the project is a simple PIR sensor that is activated if the correct password is typed on the keypad. If the PIR ...

The Butler a voice-activated Arduino program manager. 1:26 pm February 3, 2021 By Julian Horsey. ... a 10-button ADC keypad, 8x DIP switches, an active buzzer, a 16×2 LCD, ...

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 ...