2 Copyright 2011, 2012, 2013 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/>.
33 #include "backlight.h"
34 #include "action_layer.h"
35 #ifdef BOOTMAGIC_ENABLE
36 # include "bootmagic.h"
40 #ifdef MOUSEKEY_ENABLE
41 # include "mousekey.h"
43 #ifdef PS2_MOUSE_ENABLE
44 # include "ps2_mouse.h"
46 #ifdef SERIAL_MOUSE_ENABLE
47 # include "serial_mouse.h"
49 #ifdef ADB_MOUSE_ENABLE
52 #ifdef RGBLIGHT_ENABLE
53 # include "rgblight.h"
56 # include "process_steno.h"
58 #ifdef FAUXCLICKY_ENABLE
59 # include "fauxclicky.h"
61 #ifdef SERIAL_LINK_ENABLE
62 # include "serial_link/system/serial_link.h"
64 #ifdef VISUALIZER_ENABLE
65 # include "visualizer/visualizer.h"
67 #ifdef POINTING_DEVICE_ENABLE
68 # include "pointing_device.h"
71 # include "process_midi.h"
80 #ifdef MATRIX_HAS_GHOST
81 extern const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
82 static matrix_row_t get_real_keys(uint8_t row, matrix_row_t rowdata){
84 for (uint8_t col = 0; col < MATRIX_COLS; col++) {
85 //read each key in the row data and check if the keymap defines it as a real key
86 if (pgm_read_byte(&keymaps[0][row][col]) && (rowdata & (1<<col))){
87 //this creates new row data, if a key is defined in the keymap, it will be set here
94 static inline bool popcount_more_than_one(matrix_row_t rowdata)
96 rowdata &= rowdata-1; //if there are less than two bits (keys) set, rowdata will become zero
100 static inline bool has_ghost_in_row(uint8_t row, matrix_row_t rowdata)
102 /* No ghost exists when less than 2 keys are down on the row.
103 If there are "active" blanks in the matrix, the key can't be pressed by the user,
104 there is no doubt as to which keys are really being pressed.
105 The ghosts will be ignored, they are KC_NO. */
106 rowdata = get_real_keys(row, rowdata);
107 if ((popcount_more_than_one(rowdata)) == 0){
110 /* Ghost occurs when the row shares a column line with other row,
111 and two columns are read on each row. Blanks in the matrix don't matter,
112 so they are filtered out.
113 If there are two or more real keys pressed and they match columns with
114 at least two of another row's real keys, the row will be ignored. Keep in mind,
115 we are checking one row at a time, not all of them at once.
117 for (uint8_t i=0; i < MATRIX_ROWS; i++) {
118 if (i != row && popcount_more_than_one(get_real_keys(i, matrix_get_row(i)) & rowdata)){
127 void disable_jtag(void) {
128 // To use PORTF disable JTAG with writing JTD bit twice within four cycles.
129 #if (defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) || defined(__AVR_ATmega32U4__))
135 /** \brief matrix_setup
139 __attribute__ ((weak))
140 void matrix_setup(void) {
143 /** \brief keyboard_setup
147 void keyboard_setup(void) {
152 /** \brief is_keyboard_master
156 __attribute__((weak))
157 bool is_keyboard_master(void) {
161 /** \brief keyboard_init
165 void keyboard_init(void) {
168 matrix_debounce_init();
172 #ifdef PS2_MOUSE_ENABLE
175 #ifdef SERIAL_MOUSE_ENABLE
178 #ifdef ADB_MOUSE_ENABLE
181 #ifdef BOOTMAGIC_ENABLE
186 #ifdef BACKLIGHT_ENABLE
189 #ifdef RGBLIGHT_ENABLE
195 #ifdef FAUXCLICKY_ENABLE
198 #ifdef POINTING_DEVICE_ENABLE
199 pointing_device_init();
201 #if defined(NKRO_ENABLE) && defined(FORCE_NKRO)
202 keymap_config.nkro = 1;
206 /** \brief Keyboard task: Do keyboard routine jobs
208 * Do routine keyboard jobs:
211 * * handle mouse movements
212 * * run visualizer code
213 * * handle midi commands
216 * This is repeatedly called as fast as possible.
218 void keyboard_task(void)
220 static matrix_row_t matrix_prev[MATRIX_ROWS];
221 static uint8_t led_status = 0;
222 matrix_row_t matrix_row = 0;
223 matrix_row_t matrix_change = 0;
224 #ifdef QMK_KEYS_PER_SCAN
225 uint8_t keys_processed = 0;
231 if (is_keyboard_master()) {
232 for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
233 matrix_row = matrix_debounce_get_row(r);
234 matrix_change = matrix_row ^ matrix_prev[r];
236 #ifdef MATRIX_HAS_GHOST
237 if (has_ghost_in_row(r, matrix_row)) continue;
239 if (debug_matrix) matrix_print();
240 for (uint8_t c = 0; c < MATRIX_COLS; c++) {
241 if (matrix_change & ((matrix_row_t)1<<c)) {
242 action_exec((keyevent_t){
243 .key = (keypos_t){ .row = r, .col = c },
244 .pressed = (matrix_row & ((matrix_row_t)1<<c)),
245 .time = (timer_read() | 1) /* time should not be 0 */
247 // record a processed key
248 matrix_prev[r] ^= ((matrix_row_t)1<<c);
249 #ifdef QMK_KEYS_PER_SCAN
250 // only jump out if we have processed "enough" keys.
251 if (++keys_processed >= QMK_KEYS_PER_SCAN)
253 // process a key per task call
254 goto MATRIX_LOOP_END;
260 // call with pseudo tick event when no real key event.
261 #ifdef QMK_KEYS_PER_SCAN
262 // we can get here with some keys processed now.
273 #ifdef MOUSEKEY_ENABLE
274 // mousekey repeat & acceleration
278 #ifdef PS2_MOUSE_ENABLE
282 #ifdef SERIAL_MOUSE_ENABLE
286 #ifdef ADB_MOUSE_ENABLE
290 #ifdef SERIAL_LINK_ENABLE
291 serial_link_update();
294 #ifdef VISUALIZER_ENABLE
295 visualizer_update(default_layer_state, layer_state, visualizer_get_mods(), host_keyboard_leds());
298 #ifdef POINTING_DEVICE_ENABLE
299 pointing_device_task();
307 if (led_status != host_keyboard_leds()) {
308 led_status = host_keyboard_leds();
309 keyboard_set_leds(led_status);
313 /** \brief keyboard set leds
317 void keyboard_set_leds(uint8_t leds)
319 if (debug_keyboard) { debug("keyboard_set_led: "); debug_hex8(leds); debug("\n"); }