Arduino HC-SR501 Passive Infrared (PIR) Motion Sensor Tutorial

HC-SR501 is based on infrared technology, automatic control module, using Germany imported LHI778 probe design, high sensitivity, high reliability, ultra-low-voltage operating mode, widely used in various auto-sensing electrical equipment, especially for battery-powered automatic controlled products. ESP8266 Arduino HC-SR501 PIR 인체 동작 감지센서 구입하기>> Specification: Use BISS0001 signal processing IC, sanyo genius regulator Voltage: 5V –…

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