I demonstrate how to build an RFID-based access control system using Arduino! This project integrates an RFID reader (RC522), servo motor, 16x2 I2C LCD, three LEDs (Red, Yellow, Green), and a 2-pin ...

This project automates a car parking system using an Arduino Uno, IR sensors, a servo motor, and an I2C LCD display. It detects vehicle entry and exit, manages parking slot availability, and displays ...

If you want to learn more about RFID readers, how they work and how to use one you can check out our tutorial on how to interface RFID reader with Arduino ... card is valid, the servo motor rotates to ...

In this project we will build a Digital Protractor using MPU6050 and Arduino. Here a servo motor is used to display the angle on ... 3 Serial Clock (SCL) Used for providing clock pulse for I2C ...

for instance Arduino, you would need atleast 6 I/O pins to talk to the LCD. However, if you use an LCD module with I2C interface, you only need 2 lines to process the display information. Now a days, ...

Today, We will review the Cytron Maker Uno RP2040 development board combining the Arduino UNO form factor with the ... sensor with a Grove cable, a SG90 micro servo with accessories, a 0.96-inch I2C ...

Only two wires can be used from the microcontroller while the I2C bus can handle up to seven I2C LCD interfaces. An Arduino, Microchip PIC or any microcontroller with built-in or bit-banged I2C ...

He’s 3D printed a small tea-bagging mechanism that a little RC servo motor can actuate ... printed enclosure includes the Arduino, a few buttons, and an LCD screen to allow you to select ...