Servo Door Lock

Just thought of making a password based door lock system in which you can enter the password via the keypad.

Servo door lock.

When i saw this i instantly wanted my own for my door. After a bit of tinkering i got a working model. Bluetooth door lock arduino. Arduino uno mega x1 breadboard x1 4 4 keypad x1 servo motor x1 red led x1 green led x1 220 ohm x2 jumper cable code listing is here on arduino door lock.

Arduino breadboard keypad 4 4 in this example cables one red led one green led two 100 ohm resistors servo. Only if we enter the right code on the keypad we want the green led to light up and turn the servo to a certain position lock open. To unlock and lock a door. A latch can be attached to the servo e g.

12pcs sg90 micro servo motor dorhea mini servo sg90 9g servo kit for rc helicopter airplane car boat robot arm hand walking servo door lock control with dupont cable compatible with arduino 16 99 16. This shaft must be shaved down or cut to fit the new depth of the servo motor. It was an interesting project which required beginner s level skill in programming and very easy to connect circuit. We use an mg959 servo motor mounted to 2 servo mounts using rivets supplied with the servo mount to clamp them together.

The required circuit is a simple pulse generator based on a 555 timer. 12pcs sg90 micro servo motor dorhea mini servo sg90 9g servo kit for rc helicopter airplane car boat robot arm hand walking servo door lock control with dupont cable compatible with arduino 16 99 16. How to make a smartphone connected door lock duration. This operation can be used to actuate a door lock or a latch to enable you to remotely lock and unlock a door or gate.

This is a short video demonstrating use of small servos to open and close doors. Recently i rewatched the amazing spiderman in one scene peter parker locks and unlocks his door from his desk using a remote. In this project we will do an automatic door lock system using a 4 4 keypad and servo motor controlled by arduino. Servo motor mg90s.