Whether your project is space constrained or you just want a cool look and a high tech keypad, the 3x4 matrix keyboard is the ideal choice for your project.
SKU: CQY35305822898,WUM542679723365 |
OverviewThis 3x4 Matrix Keyboard contains 12 buttons and made of thin, flexible membrane material. It uses the technique called multiplexed matrix keypad wherein keys are connected in a matrix (row or column), thus only needs 7 microcontroller pins (3-columns, 4-rows). The presence of adhesive backing allows it to be attached to anything. Specifications
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Open Impulse
Arduino, Electronic modules and Robotics
