Making a digital door lock smart with a raspberry pi by christian cawley news 7th august 2018 how can you make a door lock smart.
Smart door lock system using raspberry pi ppt.
Real time license plate recognition using raspberry pi and python.
The door lock can be controlled by multiple smartphones and even notify you whenever someone locks unlocks the door.
The ultimate raspberry pi smart home door lock it s got 3 factor authentication including nfc fob touchscreen pin entry and one time passcode sent via sms then the door unlocks.
The developed scheme is cheap fast highly reliable and provides enough flexibility to suit the requirements of different systems.
You can create an internet connected smart door lock using your raspberry pi 3 single board computer.
On the other side of the relay module connect the negative form dc power source to the negative of the solenoid door lock.
So let s ignore super expensive door systems and build our own.
Smart surveillance monitoring security living body detection and spying attendance system criminal recognition and identification system future scope 26.
You can also add intelligent lighting a controllable door lock and facial recognition all powered with your raspberry pi.
Why raspberry pi.
While a standard lock can be made smart by adding a servo several systems can be purchased that help you do this digital keypad locks can also be enhanced.
Circuit diagram for face recognition door lock using raspberry pi is given below.
Circuit diagram for this raspberry pi smart doorbell is very simple just attach a button on some gpio pin and connect pi camera on the camera slot.
In order to implement the smart door model we need a list of materials which is briefly mentioned below.
Solenoid lock requires 9 to 12v and raspberry pi can provide only 5v.
Raspberry pi and solenoid lock are connected through the relay module.
Learn how to make a smartphone controlled internet connected deadbolt actuator powered by a raspberry pi that can be added onto your existing door lock without any modifications to the door.
Then connect the signal pin of the relay module to the gpio 26 of raspberry pi.
4 1 raspberry pi raspberry pi rp is an arm based single the third generation raspberry pi 3 it has broadcom bcm2837 64bit arm cortex a53 quad core processor soc running at 1 2ghz and 1gb ram.
Face recognition door lock system using raspberry pi.
Due to this a 12v adapter is used to power the solenoid lock.
Connect the vcc and gnd of the relay module to 5v and gnd of raspberry pi.
You can do as much or as little as you like of this project and there s plenty of room for new and inventive uses.