66 lines
2.6 KiB
C
66 lines
2.6 KiB
C
/**
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******************************************************************************
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* @file SPI/SPI_FullDuplex_ComDMA/Inc/main.h
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* @author MCD Application Team
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* @brief Header for main.c module
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2016 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __MAIN_H
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#define __MAIN_H
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/* Includes ------------------------------------------------------------------*/
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#include "stm32vl_discovery.h"
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/* Exported types ------------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/* User can use this section to tailor SPIx instance used and associated
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resources */
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/* Definition for SPIx clock resources */
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#define SPIx SPI1
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#define SPIx_CLK_ENABLE() __HAL_RCC_SPI1_CLK_ENABLE()
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#define DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE()
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#define SPIx_SCK_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
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#define SPIx_MISO_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
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#define SPIx_MOSI_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
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/* Definition for SPIx Pins */
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#define SPIx_SCK_PIN GPIO_PIN_5
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#define SPIx_SCK_GPIO_PORT GPIOA
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#define SPIx_MISO_PIN GPIO_PIN_6
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#define SPIx_MISO_GPIO_PORT GPIOA
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#define SPIx_MOSI_PIN GPIO_PIN_7
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#define SPIx_MOSI_GPIO_PORT GPIOA
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/* Definition for SPIx's DMA */
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#define SPIx_TX_DMA_CHANNEL DMA1_Channel3
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#define SPIx_RX_DMA_CHANNEL DMA1_Channel2
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/* Definition for SPIx's NVIC */
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#define SPIx_DMA_TX_IRQn DMA1_Channel3_IRQn
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#define SPIx_DMA_RX_IRQn DMA1_Channel2_IRQn
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#define SPIx_DMA_TX_IRQHandler DMA1_Channel3_IRQHandler
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#define SPIx_DMA_RX_IRQHandler DMA1_Channel2_IRQHandler
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/* Size of buffer */
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#define BUFFERSIZE (COUNTOF(aTxBuffer) - 1)
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/* Exported macro ------------------------------------------------------------*/
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#define COUNTOF(__BUFFER__) (sizeof(__BUFFER__) / sizeof(*(__BUFFER__)))
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/* Exported functions ------------------------------------------------------- */
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#endif /* __MAIN_H */
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