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[Keyboard] Seigaiha (#12791)

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Co-authored-by: Ryan <fauxpark@gmail.com>
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yiancar 2021-05-13 02:31:53 +01:00 • committed by GitHub
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keyboards/seigaiha/seigaiha.c Normal file
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/* Copyright 2021 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 "seigaiha.h"
#include "i2c_master.h"
// There is no need to initialize the I/O it is done in matrix.c
uint8_t send_data = 0x00;
bool led_update_kb(led_t led_state) {
bool res = led_update_user(led_state);
if(res) {
if (led_state.caps_lock){
send_data |= 1 << 5;
} else {
send_data &= ~(1 << 5);
}
i2c_writeReg((PORT_EXPANDER_ADDRESS << 1), 0x0A, &send_data, 1, 20);
}
return res;
}
__attribute__((weak)) layer_state_t layer_state_set_user(layer_state_t state) {
if (IS_LAYER_ON_STATE(state, 1)) {
send_data |= 1 << 6;
}
if (IS_LAYER_OFF_STATE(state, 1)) {
send_data &= ~(1 << 6);
}
// Data is send to the port expander during led_update_kb as it runs continuously.
return state;
}