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An Arduino project implementing a security alarm system featuring PIN code access via a 4x4 keypad, status updates on a 16x2 LCD, motion detection using an HC-SR04 ultrasonic sensor ... Keypad.h: For ...
This project is an automatic door opening and closing system using an Arduino UNO, an ultrasonic sensor, red and green LEDs, a 16x2 LCD with I2C, and a servo motor. The door opens when a person is ...
Design and Analysis of a Low-Cost Device for Detecting Prime Factors of Fire Ignition in Environment
Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Non-Commercial (NC): Only non-commercial uses of the work are permitted. No ...
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