Just straight up can card module SW

2025-08-06 14:07:35 +00:00 · 2024-02-23 16:51:20 +01:00
parent 8367127c62
commit a23e573e64
20 changed files with 7195 additions and 191 deletions
--- a/Core/Src/spi.c
+++ b/Core/Src/spi.c
@@ -0,0 +1,129 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file    spi.c
+  * @brief   This file provides code for the configuration
+  *          of the SPI instances.
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2024 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 "spi.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+SPI_HandleTypeDef hspi2;
+
+/* SPI2 init function */
+void MX_SPI2_Init(void)
+{
+
+  /* USER CODE BEGIN SPI2_Init 0 */
+
+  /* USER CODE END SPI2_Init 0 */
+
+  /* USER CODE BEGIN SPI2_Init 1 */
+
+  /* USER CODE END SPI2_Init 1 */
+  hspi2.Instance = SPI2;
+  hspi2.Init.Mode = SPI_MODE_MASTER;
+  hspi2.Init.Direction = SPI_DIRECTION_2LINES;
+  hspi2.Init.DataSize = SPI_DATASIZE_8BIT;
+  hspi2.Init.CLKPolarity = SPI_POLARITY_LOW;
+  hspi2.Init.CLKPhase = SPI_PHASE_1EDGE;
+  hspi2.Init.NSS = SPI_NSS_SOFT;
+  hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
+  hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
+  hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
+  hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
+  hspi2.Init.CRCPolynomial = 10;
+  if (HAL_SPI_Init(&hspi2) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN SPI2_Init 2 */
+
+  /* USER CODE END SPI2_Init 2 */
+
+}
+
+void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
+{
+
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(spiHandle->Instance==SPI2)
+  {
+  /* USER CODE BEGIN SPI2_MspInit 0 */
+
+  /* USER CODE END SPI2_MspInit 0 */
+    /* SPI2 clock enable */
+    __HAL_RCC_SPI2_CLK_ENABLE();
+
+    __HAL_RCC_GPIOC_CLK_ENABLE();
+    __HAL_RCC_GPIOB_CLK_ENABLE();
+    /**SPI2 GPIO Configuration
+    PC3     ------> SPI2_MOSI
+    PB13     ------> SPI2_SCK
+    PB14     ------> SPI2_MISO
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_3;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF5_SPI2;
+    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+    GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF5_SPI2;
+    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN SPI2_MspInit 1 */
+
+  /* USER CODE END SPI2_MspInit 1 */
+  }
+}
+
+void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle)
+{
+
+  if(spiHandle->Instance==SPI2)
+  {
+  /* USER CODE BEGIN SPI2_MspDeInit 0 */
+
+  /* USER CODE END SPI2_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_SPI2_CLK_DISABLE();
+
+    /**SPI2 GPIO Configuration
+    PC3     ------> SPI2_MOSI
+    PB13     ------> SPI2_SCK
+    PB14     ------> SPI2_MISO
+    */
+    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_3);
+
+    HAL_GPIO_DeInit(GPIOB, GPIO_PIN_13|GPIO_PIN_14);
+
+  /* USER CODE BEGIN SPI2_MspDeInit 1 */
+
+  /* USER CODE END SPI2_MspDeInit 1 */
+  }
+}
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */