4x4 Matrix Keypad Membrane

 RM 7.00
Additional Data : Schematic
Reference : learningaboutelectronics.com
Arduino Library : Keypad Library  
Test Jig : 4x4 Matrix Keypad Membrane Tester

Package included : 4x4 Matrix Keypad Membrane x 1 unit

How to modify - Pin Diagram and Arduino Code
(Press the image below for better view)