In the real installation
1. Motion detector: It is a sensor that detect movement and send a signal to a recording device. In this case, the motion detector is connected to a computer which stores and manages captured images from the video camera.
2. Video camera: It is situated behind a door.
It receives the signal from the computer (server) to start recording.
3. LCD: Using two LCD screens is necessary to avoid shadows between people and images. They receive inputs from computer.
4. Speakers: They are connected with computers. They recevie electrical signals and convert it to sound. The sound is emited in a arranged way from a couple of speakers to other.
5. Arduino board: It is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software.
6. Server: It is a computer which is used like a device that performs services for connected clients. In this case it sends data to the other computer that is arranged to do some kind of operations.
7. Client: It is a computer that receives data from the server and works out them.
PASSAGE OF TIME
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