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In this project I will tell you how to make keypad password using arduino and to control servo and led.

first to make simple keypad using 4 button visit https://www.instructables.com/id/How-to-make-keypad... or

for all project and other project go to http://arduinoo.tk/Project/

for all project see :

http://keypad.arduinoo.tk/web.htm

or

http://howtomakekeypad.blogspot.com/

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