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In these projects only authorized persons can access bank locker door by using finger prints. Initially we have to store finger prints in module by pressing enroll button. While accessing user has to keep finger on module and then press identification button. For authorized finger prints door will be Open. If same finger print identified again then door will be close. For unauthorized finger prints door will not access and siren will be ON. Also all this information displaying on 16X2 LCD display.
Microcontroller : Arduino Uno
Crystal : 16 MHz
LCD : 16X2 LCD
Finger Print Module : Bio-metric Module (R307)
H-bridge IC : L293D
Motor : 12V DC
Siren : 5vDC
Relay : 12v DC Coil type
Power Source : 12v 2 amp Adaptor
Arduino IDE
Proteus based circuit diagram
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