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The PIR Sensor detects the motion of a human body by the change in surrounding ambient temperature when a human body passes across, and effectively controls the switching when it detects a moving ...
The ESP32’s WiFi connection provides accurate time via querying an NTP server. ... Present consists of just a PIR sensor and Arduino in a 3D printed enclosure to snap onto your monitor.
It’s really hard to overstate how awesome ESP8266 development boards like the Wemos D1 Mini really are. For literally a couple of dollars you can get a decently powerful Wi-Fi enabled microco… ...