Connect the Arduino board to your computer using a USB cable. Connect the fingerprint sensor, LCD display, keypad, and RFID sensor to the appropriate pins on the Arduino board. Refer to the provided ...

Circuit Diagram for Solenoid Door Lock using Arduino is given below. Connections between Arduino and RFID are given in the table below. The positive pin of the buzzer is connected to digital pin 4 of ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

In this project, RFID-RC522 is interfaced with Arduino and then RFID data is sent to Tkinter GUI and MySQL database using Python. It also uses sensors like DHT11 to collect, plot on GUI, and save to ...

SS / SDA / RX: The pin acts as a signal input when ... The communication between Arduino and the RFID reader RC522 is quite complex at the programming level. Fortunately, we have ready-to-use Arduino ...

Thefts problem in household needs to be anticipated with home security system. One of simple methods is using automatic solenoid door lock system, so that it is difficult to be duplicated and will ...

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 ...