Matrix Key Pad (3 X 4)

৳ 120.00

Matrix Key Pad (3 X 4)


Matrix Key Pad

This matrix key pad has 12 buttons, arranged in a 3×4 grid. It’s made of a thin, flexible membrane material  The keys are connected into a matrix, so you only need 7 microcontroller pins (3-columns and 4-rows) to connect the key pad.


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