Marlin_Firmware/Marlin/src/HAL/HAL_STM32F1/spi_pins.h
2019-06-17 20:22:07 -05:00

51 lines
1.6 KiB
C

/**
* Marlin 3D Printer Firmware
* Copyright (C) 2019 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 <http://www.gnu.org/licenses/>.
*
*/
#pragma once
/**
* HAL for stm32duino.com based on Libmaple and compatible (STM32F1)
*/
/**
* Define SPI Pins: SCK, MISO, MOSI, SS
*
* Any PIN can be used for Chip Select (SS)
*
* SPI1 is enabled by default
*/
#if ENABLED(ENABLE_SPI3)
#define SPI_DEVICE 3
#define SCK_PIN BOARD_SPI3_SCK_PIN
#define MISO_PIN BOARD_SPI3_MISO_PIN
#define MOSI_PIN BOARD_SPI3_MOSI_PIN
#define SS_PIN BOARD_SPI3_NSS_PIN
#elif ENABLED(ENABLE_SPI2)
#define SPI_DEVICE 2
#define SCK_PIN BOARD_SPI2_SCK_PIN
#define MISO_PIN BOARD_SPI2_MISO_PIN
#define MOSI_PIN BOARD_SPI2_MOSI_PIN
#define SS_PIN BOARD_SPI2_NSS_PIN
#else
#define SPI_DEVICE 1
#define SCK_PIN BOARD_SPI1_SCK_PIN
#define MISO_PIN BOARD_SPI1_MISO_PIN
#define MOSI_PIN BOARD_SPI1_MOSI_PIN
#define SS_PIN BOARD_SPI1_NSS_PIN
#endif