/**
  ******************************************************************************
  * @file    SPI/SPI_FullDuplex_ComPolling/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 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_NSS_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

/* Size of buffer */
#define BUFFERSIZE                       (COUNTOF(aTxBuffer) - 1)

/* Exported macro ------------------------------------------------------------*/
#define COUNTOF(__BUFFER__)   (sizeof(__BUFFER__) / sizeof(*(__BUFFER__)))
/* Exported functions ------------------------------------------------------- */

#endif /* __MAIN_H */