![]() ![]() ![]() This switch allows a standard hardware button to power the Arduino on and off. “In order to give the box a battery life measured in months or years rather than hours, I used a Pololu SV power switch (I got mine from Proto-Pic) between the battery pack and the Arduino. Fingerprints are initially registered directly into the Flash memory of the fingerprint scanner using the free SFG Demo software on a Windows PC,” Gibson explained in a recent blog post. “The box uses a standard hobby servo as the latch to lock and unlock the lid based on the fingerprint detector. As can be seen in the video below, the electronics are all housed in the lid of the box, neatly protected by a sheet of 2mm clear acrylic. The heart of the system? An Atmel-powered Arduino Uno ( ATmega328) and Optical Fingerprint Sensor from Adafruit. A DIY Maker by the name of Grant Gibson has designed a biometric security box, or more simply, a lockable toy box with fingerprint access used to store his son’s toy car collection. ![]()
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