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MarlinFirmware/Marlin/src/HAL/LPC1768/spi_pins.h
2021-04-29 08:45:00 -05:00

55 lines
2.0 KiB
C

/**
* 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 <https://www.gnu.org/licenses/>.
*
*/
#pragma once
#include "../../core/macros.h"
#if BOTH(SDSUPPORT, HAS_MARLINUI_U8GLIB) && (LCD_PINS_D4 == SCK_PIN || LCD_PINS_ENABLE == MOSI_PIN || DOGLCD_SCK == SCK_PIN || DOGLCD_MOSI == MOSI_PIN)
#define LPC_SOFTWARE_SPI // If the SD card and LCD adapter share the same SPI pins, then software SPI is currently
// needed due to the speed and mode required for communicating with each device being different.
// This requirement can be removed if the SPI access to these devices is updated to use
// spiBeginTransaction.
#endif
/** onboard SD card */
//#define SCK_PIN P0_07
//#define MISO_PIN P0_08
//#define MOSI_PIN P0_09
//#define SS_PIN P0_06
/** external */
#ifndef SCK_PIN
#define SCK_PIN P0_15
#endif
#ifndef MISO_PIN
#define MISO_PIN P0_17
#endif
#ifndef MOSI_PIN
#define MOSI_PIN P0_18
#endif
#ifndef SS_PIN
#define SS_PIN P1_23
#endif
#if !defined(SDSS) || SDSS == P_NC // gets defaulted in pins.h
#undef SDSS
#define SDSS SS_PIN
#endif