Button panel with 16 buttons (4 x 4) for Raspberry Pi, Ardruino and other developer boards. Specifications - Button panel with 16 buttons (4 x 4) - Linked to four rows in four columns - Just eight I/O cables are therefore required - For microcontrollers and single-board computers https://elecena.pl/product/9696347/sbc-buttonmatrix-developer-boards-button-matrix-16-buttons 2017-08-05 https://elecena.pl/product/9696347/sbc-buttonmatrix-developer-boards-button-matrix-16-buttons 2018-01-25 https://elecena.pl/product/9696347/sbc-buttonmatrix-developer-boards-button-matrix-16-buttons 2021-04-28 https://elecena.pl/product/9696347/sbc-buttonmatrix-developer-boards-button-matrix-16-buttons 2021-07-09 https://elecena.pl/product/9696347/sbc-buttonmatrix-developer-boards-button-matrix-16-buttons 2024-05-06 https://elecena.pl/product/9696347/sbc-buttonmatrix-developer-boards-button-matrix-16-buttons 2024-06-29 https://elecena.pl/product/9696347/sbc-buttonmatrix-developer-boards-button-matrix-16-buttons 2025-02-08