| 1 | /* USER CODE BEGIN Header */ |
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| 2 | /** |
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| 3 | ****************************************************************************** |
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| 4 | * @file fdcan.c |
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| 5 | * @brief This file provides code for the configuration |
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| 6 | * of the FDCAN instances. |
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| 7 | ****************************************************************************** |
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| 8 | * @attention |
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| 9 | * |
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| 10 | * Copyright (c) 2025 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 | /* Includes ------------------------------------------------------------------*/ |
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| 21 | #include "fdcan.h" |
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| 22 | |
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| 23 | /* USER CODE BEGIN 0 */ |
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| 24 | |
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| 25 | /* USER CODE END 0 */ |
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| 26 | |
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| 27 | FDCAN_HandleTypeDef hfdcan1; |
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| 28 | |
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| 29 | /* FDCAN1 init function */ |
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| 30 | void MX_FDCAN1_Init(void) |
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| 31 | { |
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| 32 | |
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| 33 | /* USER CODE BEGIN FDCAN1_Init 0 */ |
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| 34 | |
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| 35 | /* USER CODE END FDCAN1_Init 0 */ |
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| 36 | |
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| 37 | /* USER CODE BEGIN FDCAN1_Init 1 */ |
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| 38 | |
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| 39 | /* USER CODE END FDCAN1_Init 1 */ |
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| 40 | hfdcan1.Instance = FDCAN1; |
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| 41 | hfdcan1.Init.FrameFormat = FDCAN_FRAME_CLASSIC; |
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| 42 | hfdcan1.Init.Mode = FDCAN_MODE_NORMAL; |
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| 43 | hfdcan1.Init.AutoRetransmission = DISABLE; |
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| 44 | hfdcan1.Init.TransmitPause = DISABLE; |
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| 45 | hfdcan1.Init.ProtocolException = DISABLE; |
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| 46 | hfdcan1.Init.NominalPrescaler = 16; |
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| 47 | hfdcan1.Init.NominalSyncJumpWidth = 1; |
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| 48 | hfdcan1.Init.NominalTimeSeg1 = 1; |
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| 49 | hfdcan1.Init.NominalTimeSeg2 = 1; |
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| 50 | hfdcan1.Init.DataPrescaler = 1; |
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| 51 | hfdcan1.Init.DataSyncJumpWidth = 1; |
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| 52 | hfdcan1.Init.DataTimeSeg1 = 1; |
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| 53 | hfdcan1.Init.DataTimeSeg2 = 1; |
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| 54 | hfdcan1.Init.MessageRAMOffset = 0; |
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| 55 | hfdcan1.Init.StdFiltersNbr = 0; |
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| 56 | hfdcan1.Init.ExtFiltersNbr = 0; |
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| 57 | hfdcan1.Init.RxFifo0ElmtsNbr = 0; |
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| 58 | hfdcan1.Init.RxFifo0ElmtSize = FDCAN_DATA_BYTES_8; |
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| 59 | hfdcan1.Init.RxFifo1ElmtsNbr = 0; |
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| 60 | hfdcan1.Init.RxFifo1ElmtSize = FDCAN_DATA_BYTES_8; |
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| 61 | hfdcan1.Init.RxBuffersNbr = 0; |
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| 62 | hfdcan1.Init.RxBufferSize = FDCAN_DATA_BYTES_8; |
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| 63 | hfdcan1.Init.TxEventsNbr = 0; |
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| 64 | hfdcan1.Init.TxBuffersNbr = 0; |
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| 65 | hfdcan1.Init.TxFifoQueueElmtsNbr = 0; |
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| 66 | hfdcan1.Init.TxFifoQueueMode = FDCAN_TX_FIFO_OPERATION; |
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| 67 | hfdcan1.Init.TxElmtSize = FDCAN_DATA_BYTES_8; |
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| 68 | if (HAL_FDCAN_Init(&hfdcan1) != HAL_OK) |
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| 69 | { |
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| 70 | Error_Handler(); |
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| 71 | } |
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| 72 | /* USER CODE BEGIN FDCAN1_Init 2 */ |
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| 73 | |
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| 74 | /* USER CODE END FDCAN1_Init 2 */ |
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| 75 | |
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| 76 | } |
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| 77 | |
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| 78 | void HAL_FDCAN_MspInit(FDCAN_HandleTypeDef* fdcanHandle) |
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| 79 | { |
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| 80 | |
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| 81 | GPIO_InitTypeDef GPIO_InitStruct = {0}; |
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| 82 | RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0}; |
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| 83 | if(fdcanHandle->Instance==FDCAN1) |
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| 84 | { |
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| 85 | /* USER CODE BEGIN FDCAN1_MspInit 0 */ |
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| 86 | |
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| 87 | /* USER CODE END FDCAN1_MspInit 0 */ |
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| 88 | |
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| 89 | /** Initializes the peripherals clock |
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| 90 | */ |
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| 91 | PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_FDCAN; |
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| 92 | PeriphClkInitStruct.FdcanClockSelection = RCC_FDCANCLKSOURCE_PLL; |
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| 93 | if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) |
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| 94 | { |
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| 95 | Error_Handler(); |
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| 96 | } |
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| 97 | |
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| 98 | /* FDCAN1 clock enable */ |
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| 99 | __HAL_RCC_FDCAN_CLK_ENABLE(); |
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| 100 | |
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| 101 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
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| 102 | /**FDCAN1 GPIO Configuration |
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| 103 | PD0 ------> FDCAN1_RX |
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| 104 | PD1 ------> FDCAN1_TX |
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| 105 | */ |
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| 106 | GPIO_InitStruct.Pin = CAN_RX_Pin|CAN_TX_Pin; |
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| 107 | GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; |
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| 108 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
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| 109 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
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| 110 | GPIO_InitStruct.Alternate = GPIO_AF9_FDCAN1; |
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| 111 | HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); |
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| 112 | |
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| 113 | /* USER CODE BEGIN FDCAN1_MspInit 1 */ |
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| 114 | |
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| 115 | /* USER CODE END FDCAN1_MspInit 1 */ |
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| 116 | } |
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| 117 | } |
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| 118 | |
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| 119 | void HAL_FDCAN_MspDeInit(FDCAN_HandleTypeDef* fdcanHandle) |
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| 120 | { |
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| 121 | |
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| 122 | if(fdcanHandle->Instance==FDCAN1) |
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| 123 | { |
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| 124 | /* USER CODE BEGIN FDCAN1_MspDeInit 0 */ |
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| 125 | |
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| 126 | /* USER CODE END FDCAN1_MspDeInit 0 */ |
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| 127 | /* Peripheral clock disable */ |
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| 128 | __HAL_RCC_FDCAN_CLK_DISABLE(); |
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| 129 | |
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| 130 | /**FDCAN1 GPIO Configuration |
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| 131 | PD0 ------> FDCAN1_RX |
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| 132 | PD1 ------> FDCAN1_TX |
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| 133 | */ |
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| 134 | HAL_GPIO_DeInit(GPIOD, CAN_RX_Pin|CAN_TX_Pin); |
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| 135 | |
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| 136 | /* USER CODE BEGIN FDCAN1_MspDeInit 1 */ |
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| 137 | |
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| 138 | /* USER CODE END FDCAN1_MspDeInit 1 */ |
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| 139 | } |
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| 140 | } |
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| 141 | |
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| 142 | /* USER CODE BEGIN 1 */ |
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| 143 | |
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| 144 | /* USER CODE END 1 */ |
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