Today we are adding one more Security Alarm in our list which is based on Ultrasonic Sensor. This Arduino Controlled Door alarm can be installed near the door to detect the presence of anybody at the ...

When the alarm is armed there is a 30 second countdown before it is active. There is also a 30 second buffer to disarm the alarm after it is triggered. The alarm system uses an LCD display, sound ...

Contribute to damlacim/ultrasonic-sensor-alarm-system development by creating an account on GitHub. Skip to content. Navigation Menu Toggle navigation. Sign in Product ... We are developing an arduino ...

Smart Blind Stick using Arduino Circuit Diagram. The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind people, detailing how the ...

Arduino based Fire Alarm – Circuit and Working. Fig. 2 presents the circuit diagram for the fire alarm using a flame sensor and Arduino Nano. The system is powered by a step-down transformer (X1), a ...

Smart Trash Can System with Ultrasonic Sensor and Flame Detector using Arduino ... In this research article we will explore the production of the Smart Trash Can System using the Arduino ultrasonic ...

Nowadays, one of the issues for most cities and municipalities is the reduction in environmental cleanliness with relation to waste management. This is because to the maladministration of the waste ...