keyboard/minorca/led.c

   1 /*
   2 Copyright 2012 Jun Wako <wakojun@gmail.com>
   3 This program is free software: you can redistribute it and/or modify
   4 it under the terms of the GNU General Public License as published by
   5 the Free Software Foundation, either version 2 of the License, or
   6 (at your option) any later version.
   7 This program is distributed in the hope that it will be useful,
   8 but WITHOUT ANY WARRANTY; without even the implied warranty of
   9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10 GNU General Public License for more details.
  11 You should have received a copy of the GNU General Public License
  12 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  13 */
  14
  15 #include <avr/io.h>
  16 #include "stdint.h"
  17 #include "led.h"
  18
  19
  20 void led_set(uint8_t usb_led)
  21 {
  22     if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
  23         // output low
  24         DDRB |= (1<<2);
  25         PORTB &= ~(1<<2);
  26     } else {
  27         // Hi-Z
  28         DDRB &= ~(1<<2);
  29         PORTB &= ~(1<<2);
  30     }
  31 }