On the other side of the relay module connect the negative form dc power source to the negative of the solenoid door lock.
Smart door lock system using raspberry pi ppt.
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.
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.
Solenoid lock requires 9 to 12v and raspberry pi can provide only 5v.
Connect the vcc and gnd of the relay module to 5v and gnd of raspberry pi.
The door lock can be controlled by multiple smartphones and even notify you whenever someone locks unlocks the door.
Because of this we will need to use an external power source and relay to operate the lock.
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.
Then connect the signal pin of the relay module to the gpio 26 of raspberry pi.
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.
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.
Circuit diagram for face recognition door lock using raspberry pi is given below.
Real time license plate recognition using raspberry pi and python.
Advanced full instructions provided 6 hours 21 415.
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.
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.
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.
You can also add intelligent lighting a controllable door lock and facial recognition all powered with your raspberry pi.
Due to this a 12v adapter is used to power the solenoid lock.
Face recognition door lock system using raspberry pi.
Smart surveillance monitoring security living body detection and spying attendance system criminal recognition and identification system future scope 26.
Raspberry pi and solenoid lock are connected through the relay module.
It can be unlocked over a wifi connection using a smartphone and a custom app.
