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1 | /* |
2 | Copyright 2012 Jun Wako <wakojun@gmail.com> |
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 | |
23 | void led_set(uint8_t usb_led) |
24 | { |
25 | if (usb_led & (1<<USB_LED_CAPS_LOCK)) { |
26 | // output high |
27 | DDRC |= (1<<5); |
28 | PORTC |= (1<<5); |
29 | } else { |
30 | // Hi-Z |
31 | DDRC &= ~(1<<5); |
32 | PORTC &= ~(1<<5); |
33 | } |
34 | } |