Working CAN sending on TACOS via user space

2025-08-06 14:07:35 +00:00 · 2023-12-10 14:59:05 +01:00
parent 98ecffac48
commit af703eaea3
168 changed files with 45744 additions and 485 deletions
--- a/Core/Src/can.c
+++ b/Core/Src/can.c
@@ -0,0 +1,125 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file    can.c
+  * @brief   This file provides code for the configuration
+  *          of the CAN instances.
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2023 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.
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+/* Includes ------------------------------------------------------------------*/
+#include "can.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+CAN_HandleTypeDef hcan1;
+
+/* CAN1 init function */
+void MX_CAN1_Init(void)
+{
+
+  /* USER CODE BEGIN CAN1_Init 0 */
+
+  /* USER CODE END CAN1_Init 0 */
+
+  /* USER CODE BEGIN CAN1_Init 1 */
+
+  /* USER CODE END CAN1_Init 1 */
+  hcan1.Instance = CAN1;
+  hcan1.Init.Prescaler = 8;
+  hcan1.Init.Mode = CAN_MODE_NORMAL;
+  hcan1.Init.SyncJumpWidth = CAN_SJW_1TQ;
+  hcan1.Init.TimeSeg1 = CAN_BS1_2TQ;
+  hcan1.Init.TimeSeg2 = CAN_BS2_7TQ;
+  hcan1.Init.TimeTriggeredMode = DISABLE;
+  hcan1.Init.AutoBusOff = DISABLE;
+  hcan1.Init.AutoWakeUp = DISABLE;
+  hcan1.Init.AutoRetransmission = ENABLE;
+  hcan1.Init.ReceiveFifoLocked = DISABLE;
+  hcan1.Init.TransmitFifoPriority = DISABLE;
+  if (HAL_CAN_Init(&hcan1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN CAN1_Init 2 */
+
+  /* USER CODE END CAN1_Init 2 */
+
+}
+
+void HAL_CAN_MspInit(CAN_HandleTypeDef* canHandle)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(canHandle->Instance==CAN1)
+  {
+  /* USER CODE BEGIN CAN1_MspInit 0 */
+
+  /* USER CODE END CAN1_MspInit 0 */
+    /* CAN1 clock enable */
+    __HAL_RCC_CAN1_CLK_ENABLE();
+
+    __HAL_RCC_GPIOA_CLK_ENABLE();
+    /**CAN1 GPIO Configuration
+    PA11     ------> CAN1_RX
+    PA12     ------> CAN1_TX
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_12;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF9_CAN1;
+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+    /* CAN1 interrupt Init */
+    HAL_NVIC_SetPriority(CAN1_RX0_IRQn, 5, 0);
+    HAL_NVIC_EnableIRQ(CAN1_RX0_IRQn);
+    HAL_NVIC_SetPriority(CAN1_RX1_IRQn, 5, 0);
+    HAL_NVIC_EnableIRQ(CAN1_RX1_IRQn);
+  /* USER CODE BEGIN CAN1_MspInit 1 */
+
+  /* USER CODE END CAN1_MspInit 1 */
+  }
+}
+
+void HAL_CAN_MspDeInit(CAN_HandleTypeDef* canHandle)
+{
+
+  if(canHandle->Instance==CAN1)
+  {
+  /* USER CODE BEGIN CAN1_MspDeInit 0 */
+
+  /* USER CODE END CAN1_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_CAN1_CLK_DISABLE();
+
+    /**CAN1 GPIO Configuration
+    PA11     ------> CAN1_RX
+    PA12     ------> CAN1_TX
+    */
+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_11|GPIO_PIN_12);
+
+    /* CAN1 interrupt Deinit */
+    HAL_NVIC_DisableIRQ(CAN1_RX0_IRQn);
+    HAL_NVIC_DisableIRQ(CAN1_RX1_IRQn);
+  /* USER CODE BEGIN CAN1_MspDeInit 1 */
+
+  /* USER CODE END CAN1_MspDeInit 1 */
+  }
+}
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */