cess to various departments in an organization by reading the employ’s finger print. When a finger is kept at the finger print reader, it will give the information accordingly to microcontroller by sending appropriate commands to the reader and which is displayed on the LCD. If the information matches with the one within the device then the DC motor interfaced to the microcontroller responds accordingly. And if the information provided by the user is incorrect or mismatch in finger prints is detected then access is denied. Finger print reader and the microcontroller unit are connected using serial interface. This system is used to provide security and authentication for an organization using finger prints as forgery of that is not possible.READ MORE....
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