Arduino Uno or any other Arduino I2C LCD MFRC522 RFID Reader Tags SG90 Servo motor 4X4 Keypad or 4X3 Keypad 3 X LED’s (Red, Green, Blue) 3 X 220 ohm resistors Buzzer 6 to 12V Power source (I have used ...

Circuit Diagram for Arduino Keypad Door Lock The Complete circuit diagram for our Arduino based Digital Keypad Door Lock project is shown below. First of all, we start from the brain of this project ...

Arduino Password Entry System with Keypad and LCD Display This project is an Arduino-based password entry system that uses a 4x4 keypad for input and a 16x2 I2C LCD display to show messages. The ...

One such digital code lock is imitated in this project using arduino board and a matrix keypad. Components Arduino Keypad Module Buzzer 16x2 LCD BC547 Transistor Resistor (1k) Bread board Power ...

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 ...

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 ...

Electronic and Arduino enthusiasts searching for an Arduino project to keep them busy this weekend may be interested in a new Arduino Mega fingerprint door lock.