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PIR Sensor Module Parts. The topmost part of the PIR sensor consists of a lens with concentric grooves carved into the plastic. These are called Fresnel lens.. The contours on this plastic helps in ...

Posted in Arduino Hacks, Holiday Hacks Tagged arduino nano, DF Player Mini, PIR sensor, power LED, raven Motion-Activated Clock Only Lights Up On Command December 16, 2022 by Lewin Day 8 Comments ...

It can detect motion through doppler microwave technology through walls or other materials. It will get triggered not only by people but also by other moving objects. Later on, in this tutorial, we ...

Leaving the PIR sensor and the ESP8266 microcontroller (an Adafruit Huzzah) on all the time drained the batteries pretty quickly, so [rgrokett] decided to try putting the Huzzah to sleep. ...

Download the latest version of Arduino IDE from Arduino. Connect your Arduino Nano board to your laptop and open the control panel. in the control panel, click on Hardware and Sound.Now click on ...

ESP8266 ESP07 2. PIR Sensor 3. BC 547 Transistor 4. ARDUINO Board ... Connect ESP8266 with Arduino as per pin connection mentioned above. Connect Arduino with PC using USB cable. 2. ... 12. Enable run ...