From 5b81bc8ccbd342b8566d88fc9f17a73aec03b5b6 Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <clyne@bitgloo.com>
Date: Wed, 29 Jan 2025 21:34:25 -0500
Subject: initial commit
---
Core/Src/stm32u0xx_hal_msp.c | 268 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 268 insertions(+)
create mode 100644 Core/Src/stm32u0xx_hal_msp.c
(limited to 'Core/Src/stm32u0xx_hal_msp.c')
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 */
--
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