Door Alarm With Ultrasonic Sensor
This project uses an ultrasonic sensor to "sense" if the door opens or closes.
Components and supplies
Breadboard (generic)
Jumper wires (generic)
Ultrasonic Sensor - HC-SR04 (Generic)
Buzzer
Arduino UNO
Project description
Code
distance alarm
arduino
An alarm that measures the distance between the wall and door nob or door.
distance alarm
arduino
An alarm that measures the distance between the wall and door nob or door.
Downloadable files
distance warnig
distance warnig
distance warnig
distance warnig
Comments