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led.c 1.3KB

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  1. /*
  2. Copyright 2012 Jun Wako <[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 "stdint.h"
  15. #include "serial.h"
  16. #include "led.h"
  17. #include "debug.h"
  18. void led_set(uint8_t usb_led)
  19. {
  20. /* X68000 LED bits 0: on, 1: off
  21. * bit 7 1(fixed)
  22. * bit 6 全角
  23. * bit 5 ひらがな
  24. * bit 4 INS
  25. * bit 3 CAPS
  26. * bit 2 コード入力
  27. * bit 1 ローマ字
  28. * bit 0 かな
  29. */
  30. uint8_t led = 0xFF;
  31. if (usb_led&(1<<USB_LED_NUM_LOCK)) led &= ~(1<<2);
  32. if (usb_led&(1<<USB_LED_CAPS_LOCK)) led &= ~(1<<3);
  33. if (usb_led&(1<<USB_LED_SCROLL_LOCK)) led &= ~(1<<1);
  34. if (usb_led&(1<<USB_LED_COMPOSE)) led &= ~(1<<4);
  35. if (usb_led&(1<<USB_LED_KANA)) led &= ~(1<<0);
  36. serial_send(led);
  37. }