]>
git.gir.st - tmk_keyboard.git/blob - converter/m0110_usb/matrix.c
2 Copyright 2011,2012 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/>.
24 #include <util/delay.h>
35 #define CAPS_BREAK (CAPS | 0x80)
36 #define ROW(key) ((key)>>3&0x0F)
37 #define COL(key) ((key)&0x07)
40 static bool is_modified
= false;
42 // matrix state buffer(1:on, 0:off)
43 static uint8_t *matrix
;
44 static uint8_t _matrix0
[MATRIX_ROWS
];
46 static void register_key(uint8_t key
);
49 void matrix_init(void)
52 // initialize matrix state: all keys off
53 for (uint8_t i
=0; i
< MATRIX_ROWS
; i
++) _matrix0
[i
] = 0x00;
57 DDRD
|= (1<<6); PORTD
|= (1<<6);
59 DDRD
|= (1<<6); PORTD
&= ~(1<<6);
64 uint8_t matrix_scan(void)
69 key
= m0110_recv_key();
71 if (key
== M0110_NULL
) {
73 } else if (key
== M0110_ERROR
) {
81 print("["); phex(key
); print("]\n");
87 uint8_t matrix_get_row(uint8_t row
)
93 static void register_key(uint8_t key
)
96 matrix
[ROW(key
)] &= ~(1<<COL(key
));
98 matrix
[ROW(key
)] |= (1<<COL(key
));