the sensor signals the Arduino Nano, which triggers the relay and activates the bulb. The relay acts as a switch to enable or disable the connected 230V AC, 60W bulb according to the motion sensor’s ...

This active IR sensor module is perfect for obstacle avoidance robots, motion detection systems ... We have a collection of almost 500+ Arduino projects with Code, Circuit Diagram, and detailed ...

This setting tells the Arduino that we will read data from this pin ... statement that checks whether pirState is equal to HIGH. If the PIR sensor detects motion (HIGH state), the code inside the ...

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When the warm body leaves the sensing area, the reverse happens, whereby the sensor generates a negative differential change. These change pulses are what is detected. /* Chase * Motion Detection * ...

PIR Pin “out” connects to Arduino Digital 2 Here is the Arduino code for the Parallax sensor int motion_1 = 2; int light_1 = 13; void setup(){ pinMode (motion_1,INPUT); pinMode (light ...

It consists of a PIR motion sensor (MS1), Arduino Nano (Board1), LM386 audio amp (IC1), and ... Otherwise, the condition is false, with no audio alert and LED1 off. The following code performs these ...

Upload The Code is very simple and well commented. Although it is very simple to understand, it is briefly explained below: 1. AT the start, Pins of Arduino are initialized that will be connected to ...

When everything’s plugged in, this is how your Arduino, motion sensor, and power relay should ... How it works: The first few lines of the code define program variables and data storage locations.

Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites ... IDE compatibility. The code is an Arduino project for the Digispark Attiny85 to turn on ...