| [1] | 1 | /* USER CODE BEGIN Header */
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| 2 | /**
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| 3 | ******************************************************************************
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| 4 | * @file dma.c
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| 5 | * @brief This file provides code for the configuration
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| 6 | * of all the requested memory to memory DMA transfers.
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| 7 | ******************************************************************************
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| 8 | * @attention
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| 9 | *
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| 10 | * Copyright (c) 2022 STMicroelectronics.
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| 11 | * All rights reserved.
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| 12 | *
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| 13 | * This software is licensed under terms that can be found in the LICENSE file
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| 14 | * in the root directory of this software component.
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| 15 | * If no LICENSE file comes with this software, it is provided AS-IS.
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| 16 | *
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| 17 | ******************************************************************************
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| 18 | */
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| 19 | /* USER CODE END Header */
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| 20 |
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| 21 | /* Includes ------------------------------------------------------------------*/
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| 22 | #include "dma.h"
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| 23 |
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| 24 | /* USER CODE BEGIN 0 */
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| 25 |
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| 26 | /* USER CODE END 0 */
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| 27 |
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| 28 | /*----------------------------------------------------------------------------*/
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| 29 | /* Configure DMA */
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| 30 | /*----------------------------------------------------------------------------*/
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| 31 |
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| 32 | /* USER CODE BEGIN 1 */
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| 33 |
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| 34 | /* USER CODE END 1 */
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| 35 | DMA_HandleTypeDef hdma_memtomem_dma1_channel2;
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| 36 |
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| 37 | /**
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| 38 | * Enable DMA controller clock
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| 39 | * Configure DMA for memory to memory transfers
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| 40 | * hdma_memtomem_dma1_channel2
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| 41 | */
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| 42 | void MX_DMA_Init(void)
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| 43 | {
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| 44 |
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| 45 | /* DMA controller clock enable */
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| 46 | __HAL_RCC_DMA1_CLK_ENABLE();
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| 47 |
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| 48 | /* Configure DMA request hdma_memtomem_dma1_channel2 on DMA1_Channel2 */
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| 49 | hdma_memtomem_dma1_channel2.Instance = DMA1_Channel2;
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| 50 | hdma_memtomem_dma1_channel2.Init.Request = DMA_REQUEST_MEM2MEM;
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| 51 | hdma_memtomem_dma1_channel2.Init.Direction = DMA_MEMORY_TO_MEMORY;
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| 52 | hdma_memtomem_dma1_channel2.Init.PeriphInc = DMA_PINC_ENABLE;
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| 53 | hdma_memtomem_dma1_channel2.Init.MemInc = DMA_MINC_ENABLE;
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| 54 | hdma_memtomem_dma1_channel2.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
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| 55 | hdma_memtomem_dma1_channel2.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
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| 56 | hdma_memtomem_dma1_channel2.Init.Mode = DMA_NORMAL;
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| 57 | hdma_memtomem_dma1_channel2.Init.Priority = DMA_PRIORITY_VERY_HIGH;
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| 58 | if (HAL_DMA_Init(&hdma_memtomem_dma1_channel2) != HAL_OK)
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| 59 | {
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| 60 | Error_Handler();
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| 61 | }
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| 62 |
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| 63 | /* DMA interrupt init */
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| 64 | /* DMA1_Channel1_IRQn interrupt configuration */
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| 65 | HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 1, 0);
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| 66 | HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
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| 67 |
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| 68 | }
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| 69 |
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| 70 | /* USER CODE BEGIN 2 */
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| 71 |
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| 72 | /* USER CODE END 2 */
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| 73 |
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