qmk-dactyl-manuform-a/keyboards/clueboard/2x1800/2018/keymaps/default_7u/keymap.c

/* Copyright 2017 Zach White <skullydazed@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include QMK_KEYBOARD_H

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[0] = LAYOUT_7u_space(
      KC_HOME, KC_END,  KC_PGUP, KC_PGDN,       KC_ESC,    KC_F1,   KC_F2,   KC_F3,   KC_F4,     KC_F5,   KC_F6,   KC_F7,   KC_F8,     KC_F9,   KC_F10,   KC_F11,  KC_F12,        KC_PSCR, KC_SLCK, KC_PAUS, KC_DEL,

      KC_PMNS, KC_NLCK, KC_PSLS, KC_PAST,      KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,   KC_BSPC,     KC_NLCK, KC_PSLS, KC_PAST, KC_PMNS,
      KC_PPLS, KC_P7,   KC_P8,   KC_P9,        KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, KC_LBRC, KC_RBRC, KC_BSLS,       KC_P7, KC_P8, KC_P9, KC_PSLS,
               KC_P4,   KC_P5,   KC_P6,        KC_CAPS,     KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN,    KC_QUOT, KC_ENT,         KC_P4, KC_P5, KC_P6,
      KC_PENT, KC_P1,   KC_P2,   KC_P3,     KC_UP,  KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M, KC_COMM, KC_DOT, KC_SLSH,    KC_RSFT,     KC_UP,      KC_P1, KC_P2, KC_P3, KC_PENT,
               KC_P0,   KC_PDOT,  KC_LEFT, KC_DOWN, KC_RGHT,  KC_LCTL, KC_LALT,                  KC_SPC,                                  KC_LGUI, KC_APP,   KC_LEFT, KC_DOWN, KC_RGHT,  KC_P0, KC_PDOT
)
};


#ifdef AUDIO_ENABLE
  float song_one_up[][2] = SONG(ONE_UP_SOUND);
#endif

volatile uint8_t runonce = true;
static uint16_t my_timer;

void matrix_init_user(void) {
  my_timer = timer_read();
}

void matrix_scan_user(void) {
  if (runonce && timer_elapsed(my_timer) > 500) {
    runonce = false;
#ifdef AUDIO_ENABLE
    PLAY_SONG(song_one_up);
#endif
  }
}