Introduction: Piezo, PIR Motion Sensor All Connected to an Arduino
Do you have people constantly bugging you? If so try using this so you know when they're coming.
Step 1: Get Your Parts
1. Arduino uno
2. Some connecting wires
3. Breadboard
4. Piezo buzzer
5.LED
6.code (for arduino, go to make some.com for code.)
2. Some connecting wires
3. Breadboard
4. Piezo buzzer
5.LED
6.code (for arduino, go to make some.com for code.)
Step 2: Build
Connect the wires like in the picture shown.
Step 3: Test
I hope it works for you. Good luck!