/** * Marlin 3D Printer Firmware * Copyright (c) 2020 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 . * */ #pragma once /** * 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 || SDSS == 87 #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 #elif SDSS == 77 #define SPI_PIN 77 #define SPI_CHAN 0 #else #define SPI_PIN 87 #define SPI_CHAN 1 #endif #define SD_SCK_PIN 76 #define SD_MISO_PIN 74 #define SD_MOSI_PIN 75 #else // defaults #define DUE_SOFTWARE_SPI #ifndef SD_SCK_PIN #define SD_SCK_PIN 52 #endif #ifndef SD_MISO_PIN #define SD_MISO_PIN 50 #endif #ifndef SD_MOSI_PIN #define SD_MOSI_PIN 51 #endif #endif /* A.28, A.29, B.21, C.26, C.29 */ #define SD_SS_PIN SDSS