Arduino Keypad Password Controller


Arduino keypad  password controller

the circuit diagram is follow:

arduino keypad password controller


  1. arduino uno
  2. arduino key pad
  3. led

in this project we can set a password for any thing

  • when password control led on ,off
  • use the servo for door locker
  • and any thing can set the password to control

Password password = Password( “1234” );
in this cord show.
if you have own password you can change like this

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