]>
git.gir.st - tmk_keyboard.git/blob - tmk_core/common/matrix.c
2 Copyright 2016 Jun Wako <wakojun@gmail.com>
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 __attribute__ ((weak
))
22 uint8_t matrix_rows(void)
27 __attribute__ ((weak
))
28 uint8_t matrix_cols(void)
33 __attribute__ ((weak
))
34 void matrix_clear(void)
38 __attribute__ ((weak
))
39 void matrix_setup(void) {}
41 __attribute__ ((weak
))
42 bool matrix_is_on(uint8_t row
, uint8_t col
)
44 return (matrix_get_row(row
) & (1<<col
));
47 __attribute__ ((weak
))
48 void matrix_print(void)
50 #if (MATRIX_COLS <= 8)
51 print("r/c 01234567\n");
52 #elif (MATRIX_COLS <= 16)
53 print("r/c 0123456789ABCDEF\n");
54 #elif (MATRIX_COLS <= 32)
55 print("r/c 0123456789ABCDEF0123456789ABCDEF\n");
58 for (uint8_t row
= 0; row
< MATRIX_ROWS
; row
++) {
60 #if (MATRIX_COLS <= 8)
61 xprintf("%02X: %08b%s\n", row
, bitrev(matrix_get_row(row
)),
62 #elif (MATRIX_COLS <= 16)
63 xprintf("%02X: %016b%s\n", row
, bitrev16(matrix_get_row(row
)),
64 #elif (MATRIX_COLS <= 32)
65 xprintf("%02X: %032b%s\n", row
, bitrev32(matrix_get_row(row
)),
67 #ifdef MATRIX_HAS_GHOST
68 matrix_has_ghost_in_row(row
) ? " <ghost" : ""
76 #ifdef MATRIX_HAS_GHOST
77 __attribute__ ((weak
))
78 bool matrix_has_ghost_in_row(uint8_t row
)
80 matrix_row_t matrix_row
= matrix_get_row(row
);
81 // No ghost exists when less than 2 keys are down on the row
82 if (((matrix_row
- 1) & matrix_row
) == 0)
85 // Ghost occurs when the row shares column line with other row
86 for (uint8_t i
=0; i
< MATRIX_ROWS
; i
++) {
87 if (i
!= row
&& (matrix_get_row(i
) & matrix_row
))
94 __attribute__ ((weak
)) void matrix_power_up(void) {}
95 __attribute__ ((weak
)) void matrix_power_down(void) {}