So, we need a more reliable and robust smart security system that ... we have used Arduino digital pin 7. After that create a set-up function and set the Bluetooth baud rate (here we have used baud ...

When motion is detected, the system triggers an alert, making it ideal for small security applications at home, offices, or shops. 📋 Project Overview: The Smart Security ... 1 🛠️ Circuit Diagram VCC ...

Motion Detection: A PIR sensor detects motion ... smart_home_security_arduino.png: Image of the actual model created in TinkerCad. smart_home_security_block_diagram.pdf: Block diagram of the system.

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

The need for home security alarm systems nowadays is a serious demand ... Make the connections as per the circuit diagram and upload the code to Arduino Nano. When powered, the PIR sensor detects the ...

If the PIR sensor detects motion (HIGH state), the code inside the following block will execute ... on creating a practical and cost-effective dog barking security alarm system using Arduino, PIR ...

Abstract: This paper presents an innovative IoT-based smart home security system ... via a PIR sensor, gas leak detection using an MQ-2 sensor, and fire detection through an IR flame sensor into a ...