Joy-it ButtonMatrix4x4 Controller 1 pc(s)

The 4x4 Button Matrix is a compact input module with a total of 16 tactile keys, arranged in a grid of four lines and four columns. The module is suitable for direct connection to microcontrollers and enables a reliable query of all keys with only eight GPIOs thanks to line and column-based scanning.
Typical applications are numeric input fields, menu controls, access systems, control units as well as prototype and serial embedded applications.

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