initial commit

1 files changed, 268 insertions, 0 deletions

diff --git a/Core/Src/stm32u0xx_hal_msp.c b/Core/Src/stm32u0xx_hal_msp.c
new file mode 100644
index 0000000..4eb7deb
--- /dev/null
+++ b/Core/Src/stm32u0xx_hal_msp.c
@@ -0,0 +1,268 @@
+/* USER CODE BEGIN Header */

+/**

+  ******************************************************************************

+  * @file         stm32u0xx_hal_msp.c

+  * @brief        This file provides code for the MSP Initialization

+  *               and de-Initialization codes.

+  ******************************************************************************

+  * @attention

+  *

+  * Copyright (c) 2025 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 "main.h"

+/* USER CODE BEGIN Includes */

+

+/* USER CODE END Includes */

+extern DMA_HandleTypeDef hdma_spi1_rx;

+

+extern DMA_HandleTypeDef hdma_spi1_tx;

+

+/* Private typedef -----------------------------------------------------------*/

+/* USER CODE BEGIN TD */

+

+/* USER CODE END TD */

+

+/* Private define ------------------------------------------------------------*/

+/* USER CODE BEGIN Define */

+

+/* USER CODE END Define */

+

+/* Private macro -------------------------------------------------------------*/

+/* USER CODE BEGIN Macro */

+

+/* USER CODE END Macro */

+

+/* Private variables ---------------------------------------------------------*/

+/* USER CODE BEGIN PV */

+

+/* USER CODE END PV */

+

+/* Private function prototypes -----------------------------------------------*/

+/* USER CODE BEGIN PFP */

+

+/* USER CODE END PFP */

+

+/* External functions --------------------------------------------------------*/

+/* USER CODE BEGIN ExternalFunctions */

+

+/* USER CODE END ExternalFunctions */

+

+/* USER CODE BEGIN 0 */

+

+/* USER CODE END 0 */

+/**

+  * Initializes the Global MSP.

+  */

+void HAL_MspInit(void)

+{

+

+  /* USER CODE BEGIN MspInit 0 */

+

+  /* USER CODE END MspInit 0 */

+

+  __HAL_RCC_PWR_CLK_ENABLE();

+  __HAL_RCC_SYSCFG_CLK_ENABLE();

+

+  /* System interrupt init*/

+

+  /* USER CODE BEGIN MspInit 1 */

+

+  /* USER CODE END MspInit 1 */

+}

+

+/**

+* @brief SPI MSP Initialization

+* This function configures the hardware resources used in this example

+* @param hspi: SPI handle pointer

+* @retval None

+*/

+void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)

+{

+  GPIO_InitTypeDef GPIO_InitStruct = {0};

+  if(hspi->Instance==SPI1)

+  {

+  /* USER CODE BEGIN SPI1_MspInit 0 */

+

+  /* USER CODE END SPI1_MspInit 0 */

+    /* Peripheral clock enable */

+    __HAL_RCC_SPI1_CLK_ENABLE();

+

+    __HAL_RCC_GPIOA_CLK_ENABLE();

+    /**SPI1 GPIO Configuration

+    PA1     ------> SPI1_SCK

+    PA6     ------> SPI1_MISO

+    PA7     ------> SPI1_MOSI

+    */

+    GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_6|GPIO_PIN_7;

+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;

+    GPIO_InitStruct.Pull = GPIO_NOPULL;

+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;

+    GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;

+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

+

+    /* SPI1 DMA Init */

+    /* SPI1_RX Init */

+    hdma_spi1_rx.Instance = DMA1_Channel1;

+    hdma_spi1_rx.Init.Request = DMA_REQUEST_SPI1_RX;

+    hdma_spi1_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;

+    hdma_spi1_rx.Init.PeriphInc = DMA_PINC_DISABLE;

+    hdma_spi1_rx.Init.MemInc = DMA_MINC_ENABLE;

+    hdma_spi1_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;

+    hdma_spi1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;

+    hdma_spi1_rx.Init.Mode = DMA_CIRCULAR;

+    hdma_spi1_rx.Init.Priority = DMA_PRIORITY_MEDIUM;

+    if (HAL_DMA_Init(&hdma_spi1_rx) != HAL_OK)

+    {

+      Error_Handler();

+    }

+

+    __HAL_LINKDMA(hspi,hdmarx,hdma_spi1_rx);

+

+    /* SPI1_TX Init */

+    hdma_spi1_tx.Instance = DMA1_Channel2;

+    hdma_spi1_tx.Init.Request = DMA_REQUEST_SPI1_TX;

+    hdma_spi1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;

+    hdma_spi1_tx.Init.PeriphInc = DMA_PINC_DISABLE;

+    hdma_spi1_tx.Init.MemInc = DMA_MINC_ENABLE;

+    hdma_spi1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;

+    hdma_spi1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;

+    hdma_spi1_tx.Init.Mode = DMA_CIRCULAR;

+    hdma_spi1_tx.Init.Priority = DMA_PRIORITY_MEDIUM;

+    if (HAL_DMA_Init(&hdma_spi1_tx) != HAL_OK)

+    {

+      Error_Handler();

+    }

+

+    __HAL_LINKDMA(hspi,hdmatx,hdma_spi1_tx);

+

+  /* USER CODE BEGIN SPI1_MspInit 1 */

+

+  /* USER CODE END SPI1_MspInit 1 */

+

+  }

+

+}

+

+/**

+* @brief SPI MSP De-Initialization

+* This function freeze the hardware resources used in this example

+* @param hspi: SPI handle pointer

+* @retval None

+*/

+void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)

+{

+  if(hspi->Instance==SPI1)

+  {

+  /* USER CODE BEGIN SPI1_MspDeInit 0 */

+

+  /* USER CODE END SPI1_MspDeInit 0 */

+    /* Peripheral clock disable */

+    __HAL_RCC_SPI1_CLK_DISABLE();

+

+    /**SPI1 GPIO Configuration

+    PA1     ------> SPI1_SCK

+    PA6     ------> SPI1_MISO

+    PA7     ------> SPI1_MOSI

+    */

+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1|GPIO_PIN_6|GPIO_PIN_7);

+

+    /* SPI1 DMA DeInit */

+    HAL_DMA_DeInit(hspi->hdmarx);

+    HAL_DMA_DeInit(hspi->hdmatx);

+  /* USER CODE BEGIN SPI1_MspDeInit 1 */

+

+  /* USER CODE END SPI1_MspDeInit 1 */

+  }

+

+}

+

+/**

+* @brief UART MSP Initialization

+* This function configures the hardware resources used in this example

+* @param huart: UART handle pointer

+* @retval None

+*/

+void HAL_UART_MspInit(UART_HandleTypeDef* huart)

+{

+  GPIO_InitTypeDef GPIO_InitStruct = {0};

+  RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};

+  if(huart->Instance==USART2)

+  {

+  /* USER CODE BEGIN USART2_MspInit 0 */

+

+  /* USER CODE END USART2_MspInit 0 */

+

+  /** Initializes the peripherals clocks

+  */

+    PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2;

+    PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;

+    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)

+    {

+      Error_Handler();

+    }

+

+    /* Peripheral clock enable */

+    __HAL_RCC_USART2_CLK_ENABLE();

+

+    __HAL_RCC_GPIOA_CLK_ENABLE();

+    /**USART2 GPIO Configuration

+    PA2     ------> USART2_TX

+    PA3     ------> USART2_RX

+    */

+    GPIO_InitStruct.Pin = VCP_TX_Pin|VCP_RX_Pin;

+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;

+    GPIO_InitStruct.Pull = GPIO_NOPULL;

+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;

+    GPIO_InitStruct.Alternate = GPIO_AF7_USART2;

+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

+

+  /* USER CODE BEGIN USART2_MspInit 1 */

+

+  /* USER CODE END USART2_MspInit 1 */

+

+  }

+

+}

+

+/**

+* @brief UART MSP De-Initialization

+* This function freeze the hardware resources used in this example

+* @param huart: UART handle pointer

+* @retval None

+*/

+void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)

+{

+  if(huart->Instance==USART2)

+  {

+  /* USER CODE BEGIN USART2_MspDeInit 0 */

+

+  /* USER CODE END USART2_MspDeInit 0 */

+    /* Peripheral clock disable */

+    __HAL_RCC_USART2_CLK_DISABLE();

+

+    /**USART2 GPIO Configuration

+    PA2     ------> USART2_TX

+    PA3     ------> USART2_RX

+    */

+    HAL_GPIO_DeInit(GPIOA, VCP_TX_Pin|VCP_RX_Pin);

+

+  /* USER CODE BEGIN USART2_MspDeInit 1 */

+

+  /* USER CODE END USART2_MspDeInit 1 */

+  }

+

+}

+

+/* USER CODE BEGIN 1 */

+

+/* USER CODE END 1 */