“The coolest code I’ve ever written.” With these words, Bill Gates introduces a blog post that celebrates Microsoft’s 50th anniversary by looking back on how the company got started.

To help you make an informed decision, let’s delve into the characteristics of different sensor types. Traditional motion sensors have long relied on Passive Infrared (PIR) technology ... on a light ...

PIR sensor is used in this proposed ... exceeds the permissible distance, a warning alarm will sound as per Figure 1. Using a proximity sensor ultrasonic HC-SR04 (Figure 2) and a microcontroller ...

To address this issue, a proposed solution leverages Arduino technology, a PIR motion sensor, a buzzer, LED lights, and a GSM module. When the PIR motion sensor detects the presence of animals, the ...

This code also supports remote uploading to the ESP8266 using Arduino's OTA library ... my enclosure that moves the DHT22 sensor outside the case, removes the standoff for the LDR sensor, and adds a ...

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 (digital), flame ... notified with the ...

The UNO R4 with its 96 red LED matrix on board. (Source: Arduino ... from the code to create animations show. And we’re providing tools also to design icons and animations easily. This is a way to ...

Add an alarm ... sensor, and wireless door contact to protect the habitation door. Two waterproof remote controls are randomly encrypted for extra security. There are also options to add more PIR ...