2022-03-09 10:37:11 +01:00

74 lines
3.1 KiB
C

/**
******************************************************************************
* @file SPI/SPI_FullDuplex_ComDMA/Inc/main.h
* @author MCD Application Team
* @brief Header for main.c module
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __MAIN_H
#define __MAIN_H
/* Includes ------------------------------------------------------------------*/
#include "stm32f429i_discovery.h"
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* User can use this section to tailor SPIx instance used and associated
resources */
/* Definition for SPIx clock resources */
#define SPIx SPI4
#define SPIx_CLK_ENABLE() __HAL_RCC_SPI4_CLK_ENABLE()
#define DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE()
#define SPIx_SCK_GPIO_CLK_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
#define SPIx_MISO_GPIO_CLK_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
#define SPIx_MOSI_GPIO_CLK_ENABLE() __HAL_RCC_GPIOE_CLK_ENABLE()
#define SPIx_FORCE_RESET() __HAL_RCC_SPI4_FORCE_RESET()
#define SPIx_RELEASE_RESET() __HAL_RCC_SPI4_RELEASE_RESET()
/* Definition for SPIx Pins */
#define SPIx_SCK_PIN GPIO_PIN_2
#define SPIx_SCK_GPIO_PORT GPIOE
#define SPIx_SCK_AF GPIO_AF5_SPI4
#define SPIx_MISO_PIN GPIO_PIN_5
#define SPIx_MISO_GPIO_PORT GPIOE
#define SPIx_MISO_AF GPIO_AF5_SPI4
#define SPIx_MOSI_PIN GPIO_PIN_6
#define SPIx_MOSI_GPIO_PORT GPIOE
#define SPIx_MOSI_AF GPIO_AF5_SPI4
/* Definition for SPIx's DMA */
#define SPIx_TX_DMA_CHANNEL DMA_CHANNEL_4
#define SPIx_TX_DMA_STREAM DMA2_Stream1
#define SPIx_RX_DMA_CHANNEL DMA_CHANNEL_4
#define SPIx_RX_DMA_STREAM DMA2_Stream0
/* Definition for SPIx's NVIC */
#define SPIx_IRQn SPI2_IRQn
#define SPIx_IRQHandler SPI2_IRQHandler
#define SPIx_DMA_TX_IRQn DMA2_Stream1_IRQn
#define SPIx_DMA_RX_IRQn DMA2_Stream0_IRQn
#define SPIx_DMA_TX_IRQHandler DMA2_Stream1_IRQHandler
#define SPIx_DMA_RX_IRQHandler DMA2_Stream0_IRQHandler
/* Size of buffer */
#define BUFFERSIZE (COUNTOF(aTxBuffer) - 1)
/* Exported macro ------------------------------------------------------------*/
#define COUNTOF(__BUFFER__) (sizeof(__BUFFER__) / sizeof(*(__BUFFER__)))
/* Exported functions ------------------------------------------------------- */
#endif /* __MAIN_H */