muele-marlin/Marlin/src/HAL/HAL_DUE/spi_pins.h
2017-08-31 18:31:07 -05:00

59 lines
1.7 KiB
C

/**
* Marlin 3D Printer Firmware
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef SPI_PINS_H_
#define SPI_PINS_H_
/**
* Define SPI Pins: SCK, MISO, MOSI, SS
*
* Available chip select pins for HW SPI are 4 10 52 77
*/
#if (SDSS == 4) || (SDSS == 10) || (SDSS == 52) || (SDSS == 77)
#if (SDSS == 4)
#define SPI_PIN 87
#define SPI_CHAN 1
#elif (SDSS == 10)
#define SPI_PIN 77
#define SPI_CHAN 0
#elif (SDSS == 52)
#define SPI_PIN 86
#define SPI_CHAN 2
#else
#define SPI_PIN 77
#define SPI_CHAN 0
#endif
#define SCK_PIN 76
#define MISO_PIN 74
#define MOSI_PIN 75
#else
// defaults
#define SOFTWARE_SPI
#define SCK_PIN 52
#define MISO_PIN 50
#define MOSI_PIN 51
#endif
#define SS_PIN SDSS // A.28, A.29, B.21, C.26, C.29
#endif /* SPI_PINS_H_ */