13-11-2012, 03:04 PM
AUTOMATIC ROOM LIGHT CONTROLLER WITH BIDIRECTIONAL VISITOR COUNTER
AUTOMATIC ROOM LIGHT CONTROLLER WITH BIDIRECTIONAL VISITOR COUNTER.docx (Size: 43.13 KB / Downloads: 30)
Introduction Of Project
This Project “Automatic Room Light Controller with Visitor Counter using Microcontroller is a reliable circuit that takes over the task of controlling the room lights as well us counting number of persons/ visitors in the room very accurately. When somebody enters into the room then the counter is incremented by one and the light in the room will be switched ON and when any one leaves the room then the counter is decremented by one. The light will be only switched OFF until all the persons in the room go out. The total number of persons inside the room is also displayed on the seven segment displays.
Application
For counting purposes
For automatic room light control
Advantages
Low cost
Easy to use
Implement in single door
Disadvantages
It is used only when one single person cuts the rays of the sensor hence it cannot be used when two person cross simultaneously