The Complete circuit diagram for our Arduino based Digital Keypad ... my servo using metal plate and covered it up with glass fiber, although it is working fine, it is less secure. If you want more ...

There are so many types of security ... low-cost one is to use a password or pin-based system. So, in this project, We have built an Arduino Keypad Door Lock which can be mounted to any of your ...

There are so many types of security ... low-cost one is to use a password or pin-based system. So, in this project, We have built an Arduino Keypad Door Lock which can be mounted to any of your ...