The project goal can be described in one sentence as follows: "Generate an alert using a red LED for any detected motion and display the normal condition using a green LED." In comprehensive list of goals, you will have to perform the following tasks to satisfy the mentioned project goal:
The project can be implemented as a DIY application or as part of other projects with minor modifications. The following are some examples where the concepts from this project can be utilized:
As a DIY security system, to monitor movement in a room (http://www.instructables.com/id/PIR-Sensor-Security/)
In smart home applications, it can be used to automatically turn off lights if no one is present (http://www.instructables...