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 ...

Simple Arduino motion sensor using PIR sensor and buzzer. How PIRs Work by lady ada PIR sensors are more complicated than many of the other sensors explained in these tutorials (like photocells, FSRs ...

At first, the state of the PIR sensor is set to LOW. it means that no motion is detected. When a motion will be detected by the PIR sensor, it will send a signal to the microcontroller. The ...

In this video tutorial, we will learn how a PIR Sensor works and how to use it with the Arduino Development Board for detecting motion. Video Courtesy: How To Mechatronics For more details, source ...

PIR Motion Sensor with Arduino ENGLISH Hi folks I am back ones again to share with you my simple but useful project and step by step descriptive video to show you, how you can auto turn on the room ...

Fig. 1: Author’s prototype Fig. 2: Block diagram of motion sensor alarm Circuit and working. The circuit diagram of the motion sensor alarm is shown in Fig. 3. It consists of a PIR motion sensor (MS1) ...

Explore simplicity and innovation in our DIY Motion Sensor Light project. Learn to create an efficient LED setup using a PIR sensor, relay, and basic components – no microcontrollers required. Elevate ...

Hi there! I hope you are doing great. Today I am sharing the Proteus simulation of my project, in which I have shown the working of three sensors with a single Arduino. These include a PIR sensor ...