-#define COLS (int []){ F1, F0, B0, C7, F4, F5, F6, F7, D4, D6, B4, D7 }
-#define ROWS (int []){ D0, D5, B5, B6 }
+#define MATRIX_ROW_PINS { D0, D5, B5, B6 }
+#define MATRIX_COL_PINS { F1, F0, B0, C7, F4, F5, F6, F7, D4, D6, B4, D7 }
+#define UNUSED_PINS