/** * Marlin 3D Printer Firmware * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] * * 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 . * */ #ifndef SPI_PINS_H_ #define SPI_PINS_H_ //new config options #define SD_SPI_CHANNEL (HAL::SPI::CHANNEL_0) #define LCD_SPI_FREQUENCY 4000000 #define LCD_SPI_CHANNEL (HAL::SPI::CHANNEL_1) /** * 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_ */