added provan firmware
[tmk_keyboard.git] / keyboard / provan / led.c
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 low
27 DDRB |= (1<<7);
28 PORTB &= ~(1<<7);
29 } else {
30 // Hi-Z
31 DDRB &= ~(1<<7);
32 PORTB &= ~(1<<7);
33 }
34 }
35
36 void led_layer_set(uint32_t state) {
37 DDRB |= (1<<7);
38
39 /* Led for Layer 2 */
40 if ((1<<4 & state) != 0) {
41 PORTB |= (1<<2);
42 } else {
43 PORTB &= ~(1<<2);
44 }
45 }
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