PIR Motion Sensor Alarm for 3DX

PIR Motion Sensor Alarm for 3DX

thingiverse

This was our Week 9 project for 3DX. We used a PIR sensor to detect motion. Red and green LEDs are used to alert if motion is detected. I also used a piezo buzzer to play an alarm when motion is detected and an LCD screen to display a message about the alarm status.

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