keychron_qmk_firmware/keyboards/doppelganger/doppelganger.c

34 lines
1.1 KiB
C

/* Copyright 2019 Yiancar-Designs
*
* 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) {
gpio_set_pin_output(B0);
keyboard_pre_init_user();
}
__attribute__((weak)) layer_state_t layer_state_set_user(layer_state_t state) {
gpio_write_pin(B0, !(state & (1UL << 1)));
return state;
}
// Override core logic as we reuse SPLIT_HAND_PIN within matrix pins
bool is_keyboard_left(void) {
gpio_set_pin_input(SPLIT_HAND_PIN);
return gpio_read_pin(SPLIT_HAND_PIN);
}