diy door lock arduino Archives

IR remote controls an LED on D8 and a servo on D9 to open the door—Elegoo/Arduino Uno with KY-022 receiver.

Arduino IR Remote LED: Then Add a Servo Door (DIY Guide)

Post author:omartronics
Post published:6. September 2025
Post category:Actuators Arduino with Sensors and Actuators robotics Sensors
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https://youtu.be/R2LYIE8lBCQIn this project, we will build an Arduino IR remote LED controller. First, we will toggle an LED with the kit’s IR remote. Then, we will extend this setup to…

Password door lock built with Arduino Uno, LCD, keypad, and SG90 servo motor.

Arduino Password Door Lock with Keypad and LCD

Post author:omartronics
Post published:24. August 2025
Post category:Actuators Arduino with Sensors and Actuators robotics Sensors
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https://youtu.be/em3ri_AVd6oIn this tutorial, we will build an Arduino Password Door Lock using a 4x4 keypad, a 16x2 LCD with I2C module, and a small SG90 servo motor. This project demonstrates…