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- /*
- Copyright 2014 Ralf Schmitt <[email protected]>
-
- 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 PB7
- * CAPS PC6
- * NUMLOCK PC5
- *
- */
- 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))
- {
- PORTC &= ~(1<<5);
- }
- else
- {
- PORTC |= (1<<5);
- }
-
- if (usb_led & (1<<USB_LED_SCROLL_LOCK))
- {
- PORTB &= ~(1<<7);
- }
- else
- {
- PORTB |= (1<<7);
- }
- }
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