4x4 Matrix Array Keypad Switch Module for Arduino
A 4x4 matrix array keypad switch module compatible with Arduino, commonly used in mini projects requiring numeric keypads.
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Description
This 4x4 matrix array keypad switch module is compatible with the Arduino Keypad library, allowing your Arduino Uno to read the matrix-type keypad. 4x4 numeric keypads are widely used in numerous mini projects that require user input.
Specifications
| Library | Keypad library |
| Application | Mini project which requires |
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