My Marlin configs for Fabrikator Mini and CTC i3 Pro B
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spi.h 1.6KB

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  1. /**
  2. * Marlin 3D Printer Firmware
  3. * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  4. *
  5. * Based on Sprinter and grbl.
  6. * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
  7. *
  8. * This program is free software: you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation, either version 3 of the License, or
  11. * (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program. If not, see <http://www.gnu.org/licenses/>.
  20. *
  21. */
  22. #ifndef __SPI_H__
  23. #define __SPI_H__
  24. #include <stdint.h>
  25. #include "softspi.h"
  26. template<uint8_t MisoPin, uint8_t MosiPin, uint8_t SckPin>
  27. class SPI {
  28. static SoftSPI<MisoPin, MosiPin, SckPin> softSPI;
  29. public:
  30. FORCE_INLINE static void init() { softSPI.begin(); }
  31. FORCE_INLINE static void send(uint8_t data) { softSPI.send(data); }
  32. FORCE_INLINE static uint8_t receive() { return softSPI.receive(); }
  33. };
  34. // Hardware SPI
  35. template<>
  36. class SPI<MISO_PIN, MOSI_PIN, SCK_PIN> {
  37. public:
  38. FORCE_INLINE static void init() {
  39. OUT_WRITE(SCK_PIN, LOW);
  40. OUT_WRITE(MOSI_PIN, HIGH);
  41. SET_INPUT(MISO_PIN);
  42. WRITE(MISO_PIN, HIGH);
  43. }
  44. FORCE_INLINE static uint8_t receive() {
  45. SPDR = 0;
  46. for (;!TEST(SPSR, SPIF););
  47. return SPDR;
  48. }
  49. };
  50. #endif // __SPI_H__