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qmk_firmware/keyboards/kitten_paw/led.c

48 lines
1.2 KiB

/*
Copyright 2014 Ralf Schmitt <ralf@bunkertor.net>
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 <avr/io.h>
#include "stdint.h"
#include "led.h"
/* LED pin configuration
*
* Scroll Lock PC5
* Caps Lock PC6
* Num Lock PB7
*
*/
void led_set(uint8_t usb_led) {
DDRB |= (1<<7);
DDRC |= (1<<5) | (1<<6);
if (usb_led & (1<<USB_LED_CAPS_LOCK))
PORTC &= ~(1<<6);
else
PORTC |= (1<<6);
if (usb_led & (1<<USB_LED_NUM_LOCK))
PORTB &= ~(1<<7);
else
PORTB |= (1<<7);
if (usb_led & (1<<USB_LED_SCROLL_LOCK))
PORTC &= ~(1<<5);
else
PORTC |= (1<<5);
}