Automated Biometric Attendance Recorder

This paper exhibits the working of a prototype electronic attendance system, which records attendance by utilizing biometric fingerprint technology. It is a compact, secure, robust, user-friendly, and reliable modern attendance system. It operates at only 5V, which makes this a power efficient device. The users feed their fingerprint through an optical fingerprint sensor, proficient in searching, comparing, collecting and registering utility. Whenever a registered user places their finger on the optical fingerprint sensor, their attendance is registered, along with a time stamp, displayed in hour: minute: second format. The complete set of attendance is available for download from the system. The downloaded attendance set can now be stored for further processing. The LCD displays the instructions related to the biometric pre-registration/authentication, along with the corresponding time stamp. Buzzer creates a 'beep? sound according to the instructions, or, messages.