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/* Copyright 2024 Vinod Chowl (@vchowl)
*
* 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 2.0 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
#define LED_LAYER_0 B3
#define LED_LAYER_1 B4
#define LED_LAYER_2 B5
#define LED_LAYER_3 B6
#define LED_PINS_COUNT 4
static pin_t pins[LED_PINS_COUNT] = {LED_LAYER_0, LED_LAYER_1, LED_LAYER_2, LED_LAYER_3};
// Function to turn on all LEDs
void turn_on_all_leds(void) {
for (uint8_t i = 0; i < LED_PINS_COUNT; i++) {
gpio_write_pin_high(pins[i]); // Turn on LED
}
}
// Function to turn off all LEDs
void turn_off_all_leds(void) {
for (uint8_t i = 0; i < LED_PINS_COUNT; i++) {
gpio_write_pin_low(pins[i]); // Turn off LED
}
}
void update_leds_for_layer(uint8_t layer) {
turn_off_all_leds();
if (layer < LED_PINS_COUNT) {
gpio_write_pin_high(pins[layer]);
}
}
void keyboard_post_init_kb(void) {
for (uint8_t i = 0; i < LED_PINS_COUNT; i++) {
gpio_set_pin_output(pins[i]);
gpio_write_pin_low(pins[i]);
}
// Blink all LEDs
turn_on_all_leds();
wait_ms(500); // Keep LEDs on for 500ms
turn_off_all_leds();
update_leds_for_layer(0); // Update LEDs to indicate the default layer
keyboard_post_init_user();
}
layer_state_t layer_state_set_kb(layer_state_t state) {
uint8_t layer = get_highest_layer(state);
update_leds_for_layer(layer);
return layer_state_set_user(state);
}
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