qmk-firmware/keyboards/kopibeng/typ65/typ65.c

/* Copyright 2021 Samuel Lu
 *
 * 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 "quantum.h"

void keyboard_pre_init_kb (void) {
  setPinOutput(INDICATOR_0);
  setPinOutput(INDICATOR_1);
  setPinOutput(INDICATOR_2);

  keyboard_pre_init_user();
}

__attribute__((weak)) layer_state_t layer_state_set_user(layer_state_t state) {
    switch (get_highest_layer(state)) {
        case 1:
            writePinHigh(INDICATOR_0);
            writePinLow(INDICATOR_1);
            writePinLow(INDICATOR_2);
            break;
        case 2:
            writePinLow(INDICATOR_0);
            writePinHigh(INDICATOR_1);
            writePinLow(INDICATOR_2);
            break;
		case 3:
            writePinLow(INDICATOR_0);
            writePinLow(INDICATOR_1);
            writePinHigh(INDICATOR_2);
            break;
        default:
            writePinHigh(INDICATOR_0);
            writePinHigh(INDICATOR_1);
            writePinHigh(INDICATOR_2);
            break;
    }
	return state;
}

void suspend_power_down_kb(void) {
    writePinLow(INDICATOR_0);
    writePinLow(INDICATOR_1);
    writePinLow(INDICATOR_2);

    suspend_power_down_user();
}

void suspend_wakeup_init_kb(void) {
    writePinHigh(INDICATOR_0);
    writePinHigh(INDICATOR_1);
    writePinHigh(INDICATOR_2);

    suspend_wakeup_init_user();
}