A 4x4 matrix keypad module with 16 buttons, suitable for input applications and interfacing with microcontrollers.
A 4x4 matrix keypad module with 16 buttons, suitable for input applications and interfacing with microcontrollers.
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A 4x4 matrix keypad module with 16 buttons, suitable for input applications and interfacing with microcontrollers.
A 4x4 matrix keypad module with 16 buttons, suitable for input applications and interfacing with microcontrollers.