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led.c 1.4KB

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  1. /*
  2. Copyright 2016 Kai Ryu <[email protected]>
  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. #include <avr/io.h>
  15. #include "stdint.h"
  16. #include "led.h"
  17. #ifndef LEDMAP_ENABLE
  18. void led_set(uint8_t usb_led)
  19. {
  20. if (usb_led & (1<<USB_LED_NUM_LOCK)) {
  21. // output high
  22. DDRB |= (1<<PB5);
  23. PORTB |= (1<<PB5);
  24. } else {
  25. // Hi-Z
  26. DDRB &= ~(1<<PB5);
  27. PORTB &= ~(1<<PB5);
  28. }
  29. if (usb_led & (1<<USB_LED_CAPS_LOCK)) {
  30. // output high
  31. DDRB |= (1<<PB6);
  32. PORTB |= (1<<PB6);
  33. } else {
  34. // Hi-Z
  35. DDRB &= ~(1<<PB6);
  36. PORTB &= ~(1<<PB6);
  37. }
  38. if (usb_led & (1<<USB_LED_SCROLL_LOCK)) {
  39. // output high
  40. DDRB |= (1<<PB3);
  41. PORTB |= (1<<PB3);
  42. } else {
  43. // Hi-Z
  44. DDRB &= ~(1<<PB3);
  45. PORTB &= ~(1<<PB3);
  46. }
  47. }
  48. #endif