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  1. /*
  2. Copyright 2017 Luiz Ribeiro <luizribeiro@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. #include "v32a.h"
  15. #ifdef BACKLIGHT_ENABLE
  16. void backlight_init_ports(void) {
  17. setPinOutput(D0);
  18. setPinOutput(D1);
  19. setPinOutput(D4);
  20. setPinOutput(D6);
  21. writePinLow(D0);
  22. writePinLow(D1);
  23. writePinLow(D4);
  24. writePinLow(D6);
  25. }
  26. void backlight_set(uint8_t level) {
  27. if (level == 0) {
  28. // Turn out the lights
  29. writePinLow(D0);
  30. writePinLow(D1);
  31. writePinLow(D4);
  32. writePinLow(D6);
  33. } else {
  34. // Turn on the lights
  35. writePinHigh(D0);
  36. writePinHigh(D1);
  37. writePinHigh(D4);
  38. writePinHigh(D6);
  39. }
  40. }
  41. #endif