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/* Copyright 2021 Gondolindrim
*
* 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 "delta.h"
#define LED_PIN_ON_STATE 1
// Inits all indicator LEDs as push-pull outputs
void led_init_ports(void) {
palSetLineMode(LED1_PIN, PAL_MODE_OUTPUT_PUSHPULL);
palSetLineMode(LED2_PIN, PAL_MODE_OUTPUT_PUSHPULL);
palSetLineMode(LED3_PIN, PAL_MODE_OUTPUT_PUSHPULL);
palSetLineMode(LED4_PIN, PAL_MODE_OUTPUT_PUSHPULL);
palSetLineMode(LED5_PIN, PAL_MODE_OUTPUT_PUSHPULL);
palSetLineMode(LED6_PIN, PAL_MODE_OUTPUT_PUSHPULL);
}
// This function updates LEDs 1, 2 and 3 according to num, caps and scroll lock states
bool led_update_kb(led_t led_state) {
bool res = led_update_user(led_state);
if(res) {
writePin(LED1_PIN, !led_state.num_lock);
writePin(LED2_PIN, !led_state.caps_lock);
writePin(LED3_PIN, !led_state.scroll_lock);
}
return res;
}
// Turns off all bottom LEDs
void turn_off_bottom_leds(void){
writePin(LED4_PIN, 1);
writePin(LED5_PIN, 1);
writePin(LED6_PIN, 1);
}
/*
Here the bottom LEDs get updated. The idea being that LED4 is lit when the default layer is active, LED5 when layer 1 is active and LED6 when layer 2.
Before updating, however, all bottom LEDs are turned off.
*/
layer_state_t layer_state_set_kb(layer_state_t state) {
turn_off_bottom_leds();
switch (get_highest_layer(state)) {
// The base layer, or layer zero, will be handled by the default case.
case 1:
writePin(LED4_PIN, 1);
writePin(LED5_PIN, 0);
writePin(LED6_PIN, 1);
break;
case 2:
writePin(LED4_PIN, 1);
writePin(LED5_PIN, 1);
writePin(LED6_PIN, 0);
break;
default:
writePin(LED4_PIN, 0);
writePin(LED5_PIN, 1);
writePin(LED6_PIN, 1);
break;
}
return state;
}
// Since the keyboard starts at layer 0, the init function starts LED4 as lit up.
void keyboard_post_init_kb(void){
writePin(LED4_PIN, 0);
}
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