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/>.
32 #include "backlight.h"
33 #include "action_layer.h"
34 #ifdef BOOTMAGIC_ENABLE
35 # include "bootmagic.h"
39 #ifdef MOUSEKEY_ENABLE
40 # include "mousekey.h"
42 #ifdef PS2_MOUSE_ENABLE
43 # include "ps2_mouse.h"
45 #ifdef SERIAL_MOUSE_ENABLE
46 # include "serial_mouse.h"
48 #ifdef ADB_MOUSE_ENABLE
51 #ifdef RGBLIGHT_ENABLE
52 # include "rgblight.h"
55 # include "process_steno.h"
57 #ifdef FAUXCLICKY_ENABLE
58 # include "fauxclicky.h"
60 #ifdef SERIAL_LINK_ENABLE
61 # include "serial_link/system/serial_link.h"
63 #ifdef VISUALIZER_ENABLE
64 # include "visualizer/visualizer.h"
66 #ifdef POINTING_DEVICE_ENABLE
67 # include "pointing_device.h"
70 # include "process_midi.h"
78 #ifdef VELOCIKEY_ENABLE
79 #include "velocikey.h"
82 #ifdef MATRIX_HAS_GHOST
83 extern const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
84 static matrix_row_t get_real_keys(uint8_t row, matrix_row_t rowdata){
86 for (uint8_t col = 0; col < MATRIX_COLS; col++) {
87 //read each key in the row data and check if the keymap defines it as a real key
88 if (pgm_read_byte(&keymaps[0][row][col]) && (rowdata & (1<<col))){
89 //this creates new row data, if a key is defined in the keymap, it will be set here
96 static inline bool popcount_more_than_one(matrix_row_t rowdata)
98 rowdata &= rowdata-1; //if there are less than two bits (keys) set, rowdata will become zero
102 static inline bool has_ghost_in_row(uint8_t row, matrix_row_t rowdata)
104 /* No ghost exists when less than 2 keys are down on the row.
105 If there are "active" blanks in the matrix, the key can't be pressed by the user,
106 there is no doubt as to which keys are really being pressed.
107 The ghosts will be ignored, they are KC_NO. */
108 rowdata = get_real_keys(row, rowdata);
109 if ((popcount_more_than_one(rowdata)) == 0){
112 /* Ghost occurs when the row shares a column line with other row,
113 and two columns are read on each row. Blanks in the matrix don't matter,
114 so they are filtered out.
115 If there are two or more real keys pressed and they match columns with
116 at least two of another row's real keys, the row will be ignored. Keep in mind,
117 we are checking one row at a time, not all of them at once.
119 for (uint8_t i=0; i < MATRIX_ROWS; i++) {
120 if (i != row && popcount_more_than_one(get_real_keys(i, matrix_get_row(i)) & rowdata)){
129 void disable_jtag(void) {
130 // To use PORTF disable JTAG with writing JTD bit twice within four cycles.
131 #if (defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) || defined(__AVR_ATmega32U4__))
137 /** \brief matrix_setup
141 __attribute__ ((weak))
142 void matrix_setup(void) {
145 /** \brief keyboard_pre_init_user
149 __attribute__ ((weak))
150 void keyboard_pre_init_user(void) { }
152 /** \brief keyboard_pre_init_kb
156 __attribute__ ((weak))
157 void keyboard_pre_init_kb(void) {
158 keyboard_pre_init_user();
161 /** \brief keyboard_post_init_user
166 __attribute__ ((weak))
167 void keyboard_post_init_user() {}
169 /** \brief keyboard_post_init_kb
174 __attribute__ ((weak))
175 void keyboard_post_init_kb(void) {
176 keyboard_post_init_user();
179 /** \brief keyboard_setup
183 void keyboard_setup(void) {
186 keyboard_pre_init_kb();
189 /** \brief is_keyboard_master
193 __attribute__((weak))
194 bool is_keyboard_master(void) {
198 /** \brief keyboard_init
202 void keyboard_init(void) {
208 #ifdef PS2_MOUSE_ENABLE
211 #ifdef SERIAL_MOUSE_ENABLE
214 #ifdef ADB_MOUSE_ENABLE
217 #ifdef BOOTMAGIC_ENABLE
222 #ifdef BACKLIGHT_ENABLE
225 #ifdef RGBLIGHT_ENABLE
231 #ifdef FAUXCLICKY_ENABLE
234 #ifdef POINTING_DEVICE_ENABLE
235 pointing_device_init();
237 #if defined(NKRO_ENABLE) && defined(FORCE_NKRO)
238 keymap_config.nkro = 1;
240 keyboard_post_init_kb(); /* Always keep this last */
243 /** \brief Keyboard task: Do keyboard routine jobs
245 * Do routine keyboard jobs:
248 * * handle mouse movements
249 * * run visualizer code
250 * * handle midi commands
253 * This is repeatedly called as fast as possible.
255 void keyboard_task(void)
257 static matrix_row_t matrix_prev[MATRIX_ROWS];
258 static uint8_t led_status = 0;
259 matrix_row_t matrix_row = 0;
260 matrix_row_t matrix_change = 0;
261 #ifdef QMK_KEYS_PER_SCAN
262 uint8_t keys_processed = 0;
267 if (is_keyboard_master()) {
268 for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
269 matrix_row = matrix_get_row(r);
270 matrix_change = matrix_row ^ matrix_prev[r];
272 #ifdef MATRIX_HAS_GHOST
273 if (has_ghost_in_row(r, matrix_row)) { continue; }
275 if (debug_matrix) matrix_print();
276 for (uint8_t c = 0; c < MATRIX_COLS; c++) {
277 if (matrix_change & ((matrix_row_t)1<<c)) {
278 action_exec((keyevent_t){
279 .key = (keypos_t){ .row = r, .col = c },
280 .pressed = (matrix_row & ((matrix_row_t)1<<c)),
281 .time = (timer_read() | 1) /* time should not be 0 */
283 // record a processed key
284 matrix_prev[r] ^= ((matrix_row_t)1<<c);
285 #ifdef QMK_KEYS_PER_SCAN
286 // only jump out if we have processed "enough" keys.
287 if (++keys_processed >= QMK_KEYS_PER_SCAN)
289 // process a key per task call
290 goto MATRIX_LOOP_END;
296 // call with pseudo tick event when no real key event.
297 #ifdef QMK_KEYS_PER_SCAN
298 // we can get here with some keys processed now.
309 #ifdef MOUSEKEY_ENABLE
310 // mousekey repeat & acceleration
314 #ifdef PS2_MOUSE_ENABLE
318 #ifdef SERIAL_MOUSE_ENABLE
322 #ifdef ADB_MOUSE_ENABLE
326 #ifdef SERIAL_LINK_ENABLE
327 serial_link_update();
330 #ifdef VISUALIZER_ENABLE
331 visualizer_update(default_layer_state, layer_state, visualizer_get_mods(), host_keyboard_leds());
334 #ifdef POINTING_DEVICE_ENABLE
335 pointing_device_task();
342 #ifdef VELOCIKEY_ENABLE
343 if (velocikey_enabled()) { velocikey_decelerate(); }
347 if (led_status != host_keyboard_leds()) {
348 led_status = host_keyboard_leds();
349 keyboard_set_leds(led_status);
353 /** \brief keyboard set leds
357 void keyboard_set_leds(uint8_t leds)
359 if (debug_keyboard) { debug("keyboard_set_led: "); debug_hex8(leds); debug("\n"); }