Merge branch 'orphans'
[tmk_keyboard.git] / orphan / ghost_squid / led.c
1 /*
2 Copyright 2014 Ralf Schmitt <ralf@bunkertor.net>
3
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 2 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include <avr/io.h>
19 #include "stdint.h"
20 #include "led.h"
21
22 /* LED pin configuration
23 *
24 * Scroll Lock PB7
25 * CAPS PC6
26 * NUMLOCK PC5
27 *
28 */
29 void led_set(uint8_t usb_led)
30 {
31 DDRB |= (1<<7);
32 DDRC |= (1<<5) | (1<<6);
33
34 if (usb_led & (1<<USB_LED_CAPS_LOCK))
35 {
36 PORTC &= ~(1<<6);
37 }
38 else
39 {
40 PORTC |= (1<<6);
41 }
42
43 if (usb_led & (1<<USB_LED_NUM_LOCK))
44 {
45 PORTC &= ~(1<<5);
46 }
47 else
48 {
49 PORTC |= (1<<5);
50 }
51
52 if (usb_led & (1<<USB_LED_SCROLL_LOCK))
53 {
54 PORTB &= ~(1<<7);
55 }
56 else
57 {
58 PORTB |= (1<<7);
59 }
60 }
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