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Download Project Document/Synopsis We usually come across areas where barcodes are used for product identification and billing. But these tags need to be visible and sometimes need double scanning. Also these cannot be used for card scanning. Here we propose a rfid based billing system. RFID tags are easy to scan. They are detected by …
Download Project Document/Synopsis Stepper motors are quite different from DC motors since they have the ability to break down a full rotation to small steps. It allows user to control the rotation angle of motor with precision. Dc motors rotate when we apply terminal voltage. Stepper motors are built with electromagnets with each having a …
Mechanical locks as well as electrical locks are exposed and can be broken by robbers. We here need a lock that is not exposed on outside but can lock a door from the inside. Now this lock can be still be opened by authorized user and not anyone else. Now this allows for a remotely …
Download Project Document/Synopsis Most of the energy meters are designed to bill as per the units of energy consumed. These meters need to be manually read by people in order to provide monthly/quarterly bills. We here propose a prepaid energy billing meter. The system is designed to allow amount of energy to be used as …
Download Project Document/Synopsis We come across areas where we need to gather votes from a wide range of people through an SMS. This system is widely used in large scale dance, singing as well as other type of public voting competitions. Here we propose a system to handle this voting process using a microcontroller. Our …
