How to use keypad with Arduino door lock system
This is simple video which can control security door lock system with Arduino Uno or any electrical appliances with your own security passcode using keypad module.
Download the code here;https://github.com/passion-tech/Hello...
Download schematic here;https://github.com/passion-tech/Hello...
Download LiguidCrystal_I2C zip file here; https://github.com/passion-tech/Hello...
