Burglar alarm with distance sensor
An alarm system armed with a button, with an exit delay, that learns what the empty room looks like and sounds a siren when someone passes.
Medium50 minutesstate machinepulseIn()calibrationsiren sound
Parts
- ☐ Arduino Uno
- ☐ HC-SR04 ultrasonic sensor
- ☐ Passive buzzer
- ☐ Green and red LED, 2 × 220 Ω
- ☐ 1 × push button
- ☐ Breadboard and jumper wires
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This project · 59 ₺All projects · FİYAT SOR
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