Keypad tutorial with arduino - Making a password lock

In this video, I am going to talk about the keypad, how it works, how to use it with an Arduino, and how to make password access with a keypad.

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Full Code and library :

[mrbasic]

Thanks man .I've got a new project .This project are 💯 work .3 in 1 project.💯💯💯💯💯❤❤

[basser]

Thanks man. Exactly what I was looking for on my project.

[theabdulcools]

Really Loved your Video, I just gave you a sub. But one more thing you messed up on the diagram the pin are the opposite

[ashutoshmallik]

Sir can we add a password protection before any program to get run ?? I mean any of the operation list within void loop()

[OGN]

I know it has been 2 years since this has been uploaded but I wanted to know if there was a way to be able to reset it back to normal once the correct code is entered, I wasn't able to figure it out myself.

[kumudinigandhesiri]

what if there is 3*3 keypad how can we figure the code

[SaadAliAhmed-tb]

in your code line 32 is not clear, kindly write it,