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Presence alert
PIR motion alert that stays quiet in daylight, using an ambient light sensor. Powered over USB-C. From $33 in parts.
Parts
- ESP32-S3-DevKitC-1 (N8R8) C-001$19.95
- HC-SR501 PIR Motion Sensor L-003price pending
- BH1750 Ambient Light Sensor V-005$4.50
- USB-C 5.1 V 3 A Power Supply E-005$8.74
Parts from $33.19 (1 not priced yet) · powered by the USB-C 5.1 V 3 A Power Supply
- Note: The USB-C 5.1 V 3 A Power Supply's plug (usb-c-v1) doesn't fit the ESP32-S3-DevKitC-1 (N8R8)'s port (usb-micro-b-v1). You'll need an adapter cable, which isn't in the parts list.