first commit
This commit is contained in:
149
Core/Src/gpio.c
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149
Core/Src/gpio.c
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@@ -0,0 +1,149 @@
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file gpio.c
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* @brief This file provides code for the configuration
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* of all used GPIO pins.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "gpio.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/*----------------------------------------------------------------------------*/
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/* Configure GPIO */
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/*----------------------------------------------------------------------------*/
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/** Configure pins
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PE2 ------> DEBUG_TRACECLK
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PE3 ------> DEBUG_TRACED0
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PE4 ------> DEBUG_TRACED1
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PE5 ------> DEBUG_TRACED2
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PE6 ------> DEBUG_TRACED3
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PC14-OSC32_IN(OSC32_IN) ------> RCC_OSC32_IN
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PC15-OSC32_OUT(OSC32_OUT) ------> RCC_OSC32_OUT
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PH0-OSC_IN(PH0) ------> RCC_OSC_IN
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PC1 ------> ETH_MDC
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PA1 ------> ETH_REF_CLK
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PA2 ------> ETH_MDIO
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PA4 ------> ADCx_INP18
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PA7 ------> ETH_CRS_DV
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PC4 ------> ETH_RXD0
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PC5 ------> ETH_RXD1
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PB13 ------> UCPD1_CC1
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PB14 ------> UCPD1_CC2
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PB15 ------> ETH_TXD1
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PA9 ------> UCPD1_DB1
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PA11 ------> USB_DM
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PA12 ------> USB_DP
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PA13(JTMS/SWDIO) ------> DEBUG_JTMS-SWDIO
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PA14(JTCK/SWCLK) ------> DEBUG_JTCK-SWCLK
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PA15(JTDI) ------> DEBUG_JTDI
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PG11 ------> ETH_TX_EN
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PG13 ------> ETH_TXD0
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PB3(JTDO/TRACESWO) ------> DEBUG_JTDO-SWO
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PB6 ------> LPUART1_TX
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PB7 ------> LPUART1_RX
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*/
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void MX_GPIO_Init(void)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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/* GPIO Ports Clock Enable */
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__HAL_RCC_GPIOE_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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__HAL_RCC_GPIOH_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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__HAL_RCC_GPIOB_CLK_ENABLE();
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__HAL_RCC_GPIOG_CLK_ENABLE();
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/*Configure GPIO pins : RMII_MDC_Pin RMII_RXD0_Pin RMII_RXD1_Pin */
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GPIO_InitStruct.Pin = RMII_MDC_Pin|RMII_RXD0_Pin|RMII_RXD1_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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/*Configure GPIO pins : RMII_REF_CLK_Pin RMII_MDIO_Pin RMII_CRS_DV_Pin */
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GPIO_InitStruct.Pin = RMII_REF_CLK_Pin|RMII_MDIO_Pin|RMII_CRS_DV_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/*Configure GPIO pin : VBUS_SENSE_Pin */
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GPIO_InitStruct.Pin = VBUS_SENSE_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(VBUS_SENSE_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pins : UCPD_CC1_Pin UCPD_CC2_Pin */
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GPIO_InitStruct.Pin = UCPD_CC1_Pin|UCPD_CC2_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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/*Configure GPIO pin : RMII_TXD1_Pin */
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GPIO_InitStruct.Pin = RMII_TXD1_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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HAL_GPIO_Init(RMII_TXD1_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pin : UCPD_FLT_Pin */
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GPIO_InitStruct.Pin = UCPD_FLT_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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HAL_GPIO_Init(UCPD_FLT_GPIO_Port, &GPIO_InitStruct);
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/*Configure GPIO pins : USB_FS_N_Pin USB_FS_P_Pin */
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GPIO_InitStruct.Pin = USB_FS_N_Pin|USB_FS_P_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF10_USB;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/*Configure GPIO pins : RMII_TXT_EN_Pin RMI_TXD0_Pin */
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GPIO_InitStruct.Pin = RMII_TXT_EN_Pin|RMI_TXD0_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
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/*Configure GPIO pins : ARD_D1_TX_Pin ARD_D0_RX_Pin */
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GPIO_InitStruct.Pin = ARD_D1_TX_Pin|ARD_D0_RX_Pin;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF8_LPUART1;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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}
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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217
Core/Src/main.c
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217
Core/Src/main.c
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@@ -0,0 +1,217 @@
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/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : main.c
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* @brief : Main program body
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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||||
* in the root directory of this software component.
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||||
* If no LICENSE file comes with this software, it is provided AS-IS.
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||||
*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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#include "memorymap.h"
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#include "gpio.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN PTD */
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/* USER CODE END PTD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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COM_InitTypeDef BspCOMInit;
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/* USER CODE BEGIN PV */
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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/* Private user code ---------------------------------------------------------*/
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/**
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* @brief The application entry point.
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* @retval int
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*/
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int main(void)
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{
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/* MCU Configuration--------------------------------------------------------*/
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/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
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HAL_Init();
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/* USER CODE BEGIN Init */
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/* USER CODE END Init */
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/* Configure the system clock */
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SystemClock_Config();
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/* USER CODE BEGIN SysInit */
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/* USER CODE END SysInit */
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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/* Initialize leds */
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BSP_LED_Init(LED_GREEN);
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BSP_LED_Init(LED_YELLOW);
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BSP_LED_Init(LED_RED);
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/* Initialize USER push-button, will be used to trigger an interrupt each time it's pressed.*/
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BSP_PB_Init(BUTTON_USER, BUTTON_MODE_EXTI);
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/* Initialize COM1 port (115200, 8 bits (7-bit data + 1 stop bit), no parity */
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BspCOMInit.BaudRate = 115200;
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BspCOMInit.WordLength = COM_WORDLENGTH_8B;
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BspCOMInit.StopBits = COM_STOPBITS_1;
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BspCOMInit.Parity = COM_PARITY_NONE;
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BspCOMInit.HwFlowCtl = COM_HWCONTROL_NONE;
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if (BSP_COM_Init(COM1, &BspCOMInit) != BSP_ERROR_NONE)
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{
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Error_Handler();
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}
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/* Infinite loop */
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/* USER CODE BEGIN WHILE */
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while (1)
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{
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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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}
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/* USER CODE END 3 */
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}
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/**
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* @brief System Clock Configuration
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* @retval None
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*/
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void SystemClock_Config(void)
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{
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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/** Configure the main internal regulator output voltage
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*/
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__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE0);
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while(!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLL1_SOURCE_HSE;
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RCC_OscInitStruct.PLL.PLLM = 4;
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RCC_OscInitStruct.PLL.PLLN = 250;
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RCC_OscInitStruct.PLL.PLLP = 2;
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RCC_OscInitStruct.PLL.PLLQ = 2;
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RCC_OscInitStruct.PLL.PLLR = 2;
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RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1_VCIRANGE_1;
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RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1_VCORANGE_WIDE;
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RCC_OscInitStruct.PLL.PLLFRACN = 0;
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if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
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{
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
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|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2
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|RCC_CLOCKTYPE_PCLK3;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
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RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
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RCC_ClkInitStruct.APB3CLKDivider = RCC_HCLK_DIV1;
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if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
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{
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Error_Handler();
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}
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||||
|
||||
/** Configure the programming delay
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||||
*/
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||||
__HAL_FLASH_SET_PROGRAM_DELAY(FLASH_PROGRAMMING_DELAY_2);
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||||
}
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||||
|
||||
/* USER CODE BEGIN 4 */
|
||||
|
||||
/* USER CODE END 4 */
|
||||
|
||||
/**
|
||||
* @brief This function is executed in case of error occurrence.
|
||||
* @retval None
|
||||
*/
|
||||
void Error_Handler(void)
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||||
{
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||||
/* USER CODE BEGIN Error_Handler_Debug */
|
||||
/* User can add his own implementation to report the HAL error return state */
|
||||
__disable_irq();
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||||
while (1)
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||||
{
|
||||
}
|
||||
/* USER CODE END Error_Handler_Debug */
|
||||
}
|
||||
|
||||
#ifdef USE_FULL_ASSERT
|
||||
/**
|
||||
* @brief Reports the name of the source file and the source line number
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||||
* where the assert_param error has occurred.
|
||||
* @param file: pointer to the source file name
|
||||
* @param line: assert_param error line source number
|
||||
* @retval None
|
||||
*/
|
||||
void assert_failed(uint8_t *file, uint32_t line)
|
||||
{
|
||||
/* USER CODE BEGIN 6 */
|
||||
/* User can add his own implementation to report the file name and line number,
|
||||
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
|
||||
/* USER CODE END 6 */
|
||||
}
|
||||
#endif /* USE_FULL_ASSERT */
|
||||
29
Core/Src/memorymap.c
Normal file
29
Core/Src/memorymap.c
Normal file
@@ -0,0 +1,29 @@
|
||||
/* USER CODE BEGIN Header */
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file memorymap.c
|
||||
* @brief This file provides code for the configuration
|
||||
* of the MEMORYMAP instances.
|
||||
******************************************************************************
|
||||
* @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 "memorymap.h"
|
||||
|
||||
/* USER CODE BEGIN 0 */
|
||||
|
||||
/* USER CODE END 0 */
|
||||
|
||||
/* USER CODE BEGIN 1 */
|
||||
|
||||
/* USER CODE END 1 */
|
||||
82
Core/Src/stm32h5xx_hal_msp.c
Normal file
82
Core/Src/stm32h5xx_hal_msp.c
Normal file
@@ -0,0 +1,82 @@
|
||||
/* USER CODE BEGIN Header */
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32h5xx_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 */
|
||||
|
||||
/* 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 */
|
||||
|
||||
/* System interrupt init*/
|
||||
|
||||
/* Disable the internal Pull-Up in Dead Battery pins of UCPD peripheral */
|
||||
HAL_PWREx_DisableUCPDDeadBattery();
|
||||
|
||||
/* USER CODE BEGIN MspInit 1 */
|
||||
|
||||
/* USER CODE END MspInit 1 */
|
||||
}
|
||||
|
||||
/* USER CODE BEGIN 1 */
|
||||
|
||||
/* USER CODE END 1 */
|
||||
217
Core/Src/stm32h5xx_it.c
Normal file
217
Core/Src/stm32h5xx_it.c
Normal file
@@ -0,0 +1,217 @@
|
||||
/* USER CODE BEGIN Header */
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32h5xx_it.c
|
||||
* @brief Interrupt Service Routines.
|
||||
******************************************************************************
|
||||
* @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"
|
||||
#include "stm32h5xx_it.h"
|
||||
/* Private includes ----------------------------------------------------------*/
|
||||
/* USER CODE BEGIN Includes */
|
||||
/* USER CODE END Includes */
|
||||
|
||||
/* Private typedef -----------------------------------------------------------*/
|
||||
/* USER CODE BEGIN TD */
|
||||
|
||||
/* USER CODE END TD */
|
||||
|
||||
/* Private define ------------------------------------------------------------*/
|
||||
/* USER CODE BEGIN PD */
|
||||
|
||||
/* USER CODE END PD */
|
||||
|
||||
/* Private macro -------------------------------------------------------------*/
|
||||
/* USER CODE BEGIN PM */
|
||||
|
||||
/* USER CODE END PM */
|
||||
|
||||
/* Private variables ---------------------------------------------------------*/
|
||||
/* USER CODE BEGIN PV */
|
||||
|
||||
/* USER CODE END PV */
|
||||
|
||||
/* Private function prototypes -----------------------------------------------*/
|
||||
/* USER CODE BEGIN PFP */
|
||||
|
||||
/* USER CODE END PFP */
|
||||
|
||||
/* Private user code ---------------------------------------------------------*/
|
||||
/* USER CODE BEGIN 0 */
|
||||
|
||||
/* USER CODE END 0 */
|
||||
|
||||
/* External variables --------------------------------------------------------*/
|
||||
|
||||
/* USER CODE BEGIN EV */
|
||||
|
||||
/* USER CODE END EV */
|
||||
|
||||
/******************************************************************************/
|
||||
/* Cortex Processor Interruption and Exception Handlers */
|
||||
/******************************************************************************/
|
||||
/**
|
||||
* @brief This function handles Non maskable interrupt.
|
||||
*/
|
||||
void NMI_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN NonMaskableInt_IRQn 0 */
|
||||
|
||||
/* USER CODE END NonMaskableInt_IRQn 0 */
|
||||
/* USER CODE BEGIN NonMaskableInt_IRQn 1 */
|
||||
while (1)
|
||||
{
|
||||
}
|
||||
/* USER CODE END NonMaskableInt_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Hard fault interrupt.
|
||||
*/
|
||||
void HardFault_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN HardFault_IRQn 0 */
|
||||
|
||||
/* USER CODE END HardFault_IRQn 0 */
|
||||
while (1)
|
||||
{
|
||||
/* USER CODE BEGIN W1_HardFault_IRQn 0 */
|
||||
/* USER CODE END W1_HardFault_IRQn 0 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Memory management fault.
|
||||
*/
|
||||
void MemManage_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN MemoryManagement_IRQn 0 */
|
||||
|
||||
/* USER CODE END MemoryManagement_IRQn 0 */
|
||||
while (1)
|
||||
{
|
||||
/* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
|
||||
/* USER CODE END W1_MemoryManagement_IRQn 0 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Pre-fetch fault, memory access fault.
|
||||
*/
|
||||
void BusFault_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN BusFault_IRQn 0 */
|
||||
|
||||
/* USER CODE END BusFault_IRQn 0 */
|
||||
while (1)
|
||||
{
|
||||
/* USER CODE BEGIN W1_BusFault_IRQn 0 */
|
||||
/* USER CODE END W1_BusFault_IRQn 0 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Undefined instruction or illegal state.
|
||||
*/
|
||||
void UsageFault_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN UsageFault_IRQn 0 */
|
||||
|
||||
/* USER CODE END UsageFault_IRQn 0 */
|
||||
while (1)
|
||||
{
|
||||
/* USER CODE BEGIN W1_UsageFault_IRQn 0 */
|
||||
/* USER CODE END W1_UsageFault_IRQn 0 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles System service call via SWI instruction.
|
||||
*/
|
||||
void SVC_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN SVCall_IRQn 0 */
|
||||
|
||||
/* USER CODE END SVCall_IRQn 0 */
|
||||
/* USER CODE BEGIN SVCall_IRQn 1 */
|
||||
|
||||
/* USER CODE END SVCall_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Debug monitor.
|
||||
*/
|
||||
void DebugMon_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN DebugMonitor_IRQn 0 */
|
||||
|
||||
/* USER CODE END DebugMonitor_IRQn 0 */
|
||||
/* USER CODE BEGIN DebugMonitor_IRQn 1 */
|
||||
|
||||
/* USER CODE END DebugMonitor_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Pendable request for system service.
|
||||
*/
|
||||
void PendSV_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN PendSV_IRQn 0 */
|
||||
|
||||
/* USER CODE END PendSV_IRQn 0 */
|
||||
/* USER CODE BEGIN PendSV_IRQn 1 */
|
||||
|
||||
/* USER CODE END PendSV_IRQn 1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles System tick timer.
|
||||
*/
|
||||
void SysTick_Handler(void)
|
||||
{
|
||||
/* USER CODE BEGIN SysTick_IRQn 0 */
|
||||
|
||||
/* USER CODE END SysTick_IRQn 0 */
|
||||
HAL_IncTick();
|
||||
/* USER CODE BEGIN SysTick_IRQn 1 */
|
||||
|
||||
/* USER CODE END SysTick_IRQn 1 */
|
||||
}
|
||||
|
||||
/******************************************************************************/
|
||||
/* STM32H5xx Peripheral Interrupt Handlers */
|
||||
/* Add here the Interrupt Handlers for the used peripherals. */
|
||||
/* For the available peripheral interrupt handler names, */
|
||||
/* please refer to the startup file (startup_stm32h5xx.s). */
|
||||
/******************************************************************************/
|
||||
|
||||
/**
|
||||
* @brief This function handles EXTI Line13 interrupt.
|
||||
*/
|
||||
void EXTI13_IRQHandler(void)
|
||||
{
|
||||
/* USER CODE BEGIN EXTI13_IRQn 0 */
|
||||
|
||||
/* USER CODE END EXTI13_IRQn 0 */
|
||||
BSP_PB_IRQHandler(BUTTON_USER);
|
||||
/* USER CODE BEGIN EXTI13_IRQn 1 */
|
||||
|
||||
/* USER CODE END EXTI13_IRQn 1 */
|
||||
}
|
||||
|
||||
/* USER CODE BEGIN 1 */
|
||||
|
||||
/* USER CODE END 1 */
|
||||
176
Core/Src/syscalls.c
Normal file
176
Core/Src/syscalls.c
Normal file
@@ -0,0 +1,176 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file syscalls.c
|
||||
* @author Auto-generated by STM32CubeMX
|
||||
* @brief Minimal System calls file
|
||||
*
|
||||
* For more information about which c-functions
|
||||
* need which of these lowlevel functions
|
||||
* please consult the Newlib libc-manual
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* Copyright (c) 2020-2024 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.
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes */
|
||||
#include <sys/stat.h>
|
||||
#include <stdlib.h>
|
||||
#include <errno.h>
|
||||
#include <stdio.h>
|
||||
#include <signal.h>
|
||||
#include <time.h>
|
||||
#include <sys/time.h>
|
||||
#include <sys/times.h>
|
||||
|
||||
|
||||
/* Variables */
|
||||
extern int __io_putchar(int ch) __attribute__((weak));
|
||||
extern int __io_getchar(void) __attribute__((weak));
|
||||
|
||||
|
||||
char *__env[1] = { 0 };
|
||||
char **environ = __env;
|
||||
|
||||
|
||||
/* Functions */
|
||||
void initialise_monitor_handles()
|
||||
{
|
||||
}
|
||||
|
||||
int _getpid(void)
|
||||
{
|
||||
return 1;
|
||||
}
|
||||
|
||||
int _kill(int pid, int sig)
|
||||
{
|
||||
(void)pid;
|
||||
(void)sig;
|
||||
errno = EINVAL;
|
||||
return -1;
|
||||
}
|
||||
|
||||
void _exit (int status)
|
||||
{
|
||||
_kill(status, -1);
|
||||
while (1) {} /* Make sure we hang here */
|
||||
}
|
||||
|
||||
__attribute__((weak)) int _read(int file, char *ptr, int len)
|
||||
{
|
||||
(void)file;
|
||||
int DataIdx;
|
||||
|
||||
for (DataIdx = 0; DataIdx < len; DataIdx++)
|
||||
{
|
||||
*ptr++ = __io_getchar();
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
__attribute__((weak)) int _write(int file, char *ptr, int len)
|
||||
{
|
||||
(void)file;
|
||||
int DataIdx;
|
||||
|
||||
for (DataIdx = 0; DataIdx < len; DataIdx++)
|
||||
{
|
||||
__io_putchar(*ptr++);
|
||||
}
|
||||
return len;
|
||||
}
|
||||
|
||||
int _close(int file)
|
||||
{
|
||||
(void)file;
|
||||
return -1;
|
||||
}
|
||||
|
||||
|
||||
int _fstat(int file, struct stat *st)
|
||||
{
|
||||
(void)file;
|
||||
st->st_mode = S_IFCHR;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int _isatty(int file)
|
||||
{
|
||||
(void)file;
|
||||
return 1;
|
||||
}
|
||||
|
||||
int _lseek(int file, int ptr, int dir)
|
||||
{
|
||||
(void)file;
|
||||
(void)ptr;
|
||||
(void)dir;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int _open(char *path, int flags, ...)
|
||||
{
|
||||
(void)path;
|
||||
(void)flags;
|
||||
/* Pretend like we always fail */
|
||||
return -1;
|
||||
}
|
||||
|
||||
int _wait(int *status)
|
||||
{
|
||||
(void)status;
|
||||
errno = ECHILD;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int _unlink(char *name)
|
||||
{
|
||||
(void)name;
|
||||
errno = ENOENT;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int _times(struct tms *buf)
|
||||
{
|
||||
(void)buf;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int _stat(char *file, struct stat *st)
|
||||
{
|
||||
(void)file;
|
||||
st->st_mode = S_IFCHR;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int _link(char *old, char *new)
|
||||
{
|
||||
(void)old;
|
||||
(void)new;
|
||||
errno = EMLINK;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int _fork(void)
|
||||
{
|
||||
errno = EAGAIN;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int _execve(char *name, char **argv, char **env)
|
||||
{
|
||||
(void)name;
|
||||
(void)argv;
|
||||
(void)env;
|
||||
errno = ENOMEM;
|
||||
return -1;
|
||||
}
|
||||
79
Core/Src/sysmem.c
Normal file
79
Core/Src/sysmem.c
Normal file
@@ -0,0 +1,79 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file sysmem.c
|
||||
* @author Generated by STM32CubeMX
|
||||
* @brief System Memory calls file
|
||||
*
|
||||
* For more information about which C functions
|
||||
* need which of these lowlevel functions
|
||||
* please consult the newlib libc manual
|
||||
******************************************************************************
|
||||
* @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.
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes */
|
||||
#include <errno.h>
|
||||
#include <stdint.h>
|
||||
|
||||
/**
|
||||
* Pointer to the current high watermark of the heap usage
|
||||
*/
|
||||
static uint8_t *__sbrk_heap_end = NULL;
|
||||
|
||||
/**
|
||||
* @brief _sbrk() allocates memory to the newlib heap and is used by malloc
|
||||
* and others from the C library
|
||||
*
|
||||
* @verbatim
|
||||
* ############################################################################
|
||||
* # .data # .bss # newlib heap # MSP stack #
|
||||
* # # # # Reserved by _Min_Stack_Size #
|
||||
* ############################################################################
|
||||
* ^-- RAM start ^-- _end _estack, RAM end --^
|
||||
* @endverbatim
|
||||
*
|
||||
* This implementation starts allocating at the '_end' linker symbol
|
||||
* The '_Min_Stack_Size' linker symbol reserves a memory for the MSP stack
|
||||
* The implementation considers '_estack' linker symbol to be RAM end
|
||||
* NOTE: If the MSP stack, at any point during execution, grows larger than the
|
||||
* reserved size, please increase the '_Min_Stack_Size'.
|
||||
*
|
||||
* @param incr Memory size
|
||||
* @return Pointer to allocated memory
|
||||
*/
|
||||
void *_sbrk(ptrdiff_t incr)
|
||||
{
|
||||
extern uint8_t _end; /* Symbol defined in the linker script */
|
||||
extern uint8_t _estack; /* Symbol defined in the linker script */
|
||||
extern uint32_t _Min_Stack_Size; /* Symbol defined in the linker script */
|
||||
const uint32_t stack_limit = (uint32_t)&_estack - (uint32_t)&_Min_Stack_Size;
|
||||
const uint8_t *max_heap = (uint8_t *)stack_limit;
|
||||
uint8_t *prev_heap_end;
|
||||
|
||||
/* Initialize heap end at first call */
|
||||
if (NULL == __sbrk_heap_end)
|
||||
{
|
||||
__sbrk_heap_end = &_end;
|
||||
}
|
||||
|
||||
/* Protect heap from growing into the reserved MSP stack */
|
||||
if (__sbrk_heap_end + incr > max_heap)
|
||||
{
|
||||
errno = ENOMEM;
|
||||
return (void *)-1;
|
||||
}
|
||||
|
||||
prev_heap_end = __sbrk_heap_end;
|
||||
__sbrk_heap_end += incr;
|
||||
|
||||
return (void *)prev_heap_end;
|
||||
}
|
||||
401
Core/Src/system_stm32h5xx.c
Normal file
401
Core/Src/system_stm32h5xx.c
Normal file
@@ -0,0 +1,401 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file system_stm32h5xx.c
|
||||
* @author MCD Application Team
|
||||
* @brief CMSIS Cortex-M33 Device Peripheral Access Layer System Source File
|
||||
*
|
||||
******************************************************************************
|
||||
* @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.
|
||||
*
|
||||
******************************************************************************
|
||||
* This file provides two functions and one global variable to be called from
|
||||
* user application:
|
||||
* - SystemInit(): This function is called at startup just after reset and
|
||||
* before branch to main program. This call is made inside
|
||||
* the "startup_stm32h5xx.s" file.
|
||||
*
|
||||
* - SystemCoreClock variable: Contains the core clock (HCLK), it can be used
|
||||
* by the user application to setup the SysTick
|
||||
* timer or configure other parameters.
|
||||
*
|
||||
* - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must
|
||||
* be called whenever the core clock is changed
|
||||
* during program execution.
|
||||
*
|
||||
* After each device reset the HSI (64 MHz) is used as system clock source.
|
||||
* Then SystemInit() function is called, in "startup_stm32h5xx.s" file, to
|
||||
* configure the system clock before to branch to main program.
|
||||
*
|
||||
* This file configures the system clock as follows:
|
||||
*=============================================================================
|
||||
*-----------------------------------------------------------------------------
|
||||
* System Clock source | HSI
|
||||
*-----------------------------------------------------------------------------
|
||||
* SYSCLK(Hz) | 64000000
|
||||
*-----------------------------------------------------------------------------
|
||||
* HCLK(Hz) | 64000000
|
||||
*-----------------------------------------------------------------------------
|
||||
* AHB Prescaler | 1
|
||||
*-----------------------------------------------------------------------------
|
||||
* APB1 Prescaler | 1
|
||||
*-----------------------------------------------------------------------------
|
||||
* APB2 Prescaler | 1
|
||||
*-----------------------------------------------------------------------------
|
||||
* APB3 Prescaler | 1
|
||||
*-----------------------------------------------------------------------------
|
||||
* HSI Division factor | 1
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL1_SRC | No clock
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL1_M | Prescaler disabled
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL1_N | 129
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL1_P | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL1_Q | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL1_R | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL1_FRACN | 0
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL2_SRC | No clock
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL2_M | Prescaler disabled
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL2_N | 129
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL2_P | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL2_Q | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL2_R | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL2_FRACN | 0
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL3_SRC | No clock
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL3_M | Prescaler disabled
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL3_N | 129
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL3_P | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL3_Q | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL3_R | 2
|
||||
*-----------------------------------------------------------------------------
|
||||
* PLL3_FRACN | 0
|
||||
*-----------------------------------------------------------------------------
|
||||
*=============================================================================
|
||||
*/
|
||||
|
||||
/** @addtogroup CMSIS
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32H5xx_system
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32H5xx_System_Private_Includes
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "stm32h5xx.h"
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32H5xx_System_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32H5xx_System_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
#if !defined (HSE_VALUE)
|
||||
#define HSE_VALUE (25000000UL) /*!< Value of the External oscillator in Hz */
|
||||
#endif /* HSE_VALUE */
|
||||
|
||||
#if !defined (CSI_VALUE)
|
||||
#define CSI_VALUE (4000000UL) /*!< Value of the Internal oscillator in Hz*/
|
||||
#endif /* CSI_VALUE */
|
||||
|
||||
#if !defined (HSI_VALUE)
|
||||
#define HSI_VALUE (64000000UL) /*!< Value of the Internal oscillator in Hz */
|
||||
#endif /* HSI_VALUE */
|
||||
|
||||
/************************* Miscellaneous Configuration ************************/
|
||||
/*!< Uncomment the following line if you need to relocate your vector Table in
|
||||
Internal SRAM. */
|
||||
/* #define VECT_TAB_SRAM */
|
||||
#define VECT_TAB_OFFSET 0x00U /*!< Vector Table base offset field.
|
||||
This value must be a multiple of 0x200. */
|
||||
/******************************************************************************/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32H5xx_System_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32H5xx_System_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
/* The SystemCoreClock variable is updated in three ways:
|
||||
1) by calling CMSIS function SystemCoreClockUpdate()
|
||||
2) by calling HAL API function HAL_RCC_GetHCLKFreq()
|
||||
3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
|
||||
Note: If you use this function to configure the system clock; then there
|
||||
is no need to call the 2 first functions listed above, since SystemCoreClock
|
||||
variable is updated automatically.
|
||||
*/
|
||||
uint32_t SystemCoreClock = 64000000U;
|
||||
|
||||
const uint8_t AHBPrescTable[16] = {0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 1U, 2U, 3U, 4U, 6U, 7U, 8U, 9U};
|
||||
const uint8_t APBPrescTable[8] = {0U, 0U, 0U, 0U, 1U, 2U, 3U, 4U};
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32H5xx_System_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @addtogroup STM32H5xx_System_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Setup the microcontroller system.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
|
||||
void SystemInit(void)
|
||||
{
|
||||
uint32_t reg_opsr;
|
||||
|
||||
/* FPU settings ------------------------------------------------------------*/
|
||||
#if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
|
||||
SCB->CPACR |= ((3UL << 20U)|(3UL << 22U)); /* set CP10 and CP11 Full Access */
|
||||
#endif
|
||||
|
||||
/* Reset the RCC clock configuration to the default reset state ------------*/
|
||||
/* Set HSION bit */
|
||||
RCC->CR = RCC_CR_HSION;
|
||||
|
||||
/* Reset CFGR register */
|
||||
RCC->CFGR1 = 0U;
|
||||
RCC->CFGR2 = 0U;
|
||||
|
||||
/* Reset HSEON, HSECSSON, HSEBYP, HSEEXT, HSIDIV, HSIKERON, CSION, CSIKERON, HSI48 and PLLxON bits */
|
||||
#if defined(RCC_CR_PLL3ON)
|
||||
RCC->CR &= ~(RCC_CR_HSEON | RCC_CR_HSECSSON | RCC_CR_HSEBYP | RCC_CR_HSEEXT | RCC_CR_HSIDIV | RCC_CR_HSIKERON | \
|
||||
RCC_CR_CSION | RCC_CR_CSIKERON |RCC_CR_HSI48ON | RCC_CR_PLL1ON | RCC_CR_PLL2ON | RCC_CR_PLL3ON);
|
||||
#else
|
||||
RCC->CR &= ~(RCC_CR_HSEON | RCC_CR_HSECSSON | RCC_CR_HSEBYP | RCC_CR_HSEEXT | RCC_CR_HSIDIV | RCC_CR_HSIKERON | \
|
||||
RCC_CR_CSION | RCC_CR_CSIKERON |RCC_CR_HSI48ON | RCC_CR_PLL1ON | RCC_CR_PLL2ON);
|
||||
#endif
|
||||
|
||||
/* Reset PLLxCFGR register */
|
||||
RCC->PLL1CFGR = 0U;
|
||||
RCC->PLL2CFGR = 0U;
|
||||
#if defined(RCC_CR_PLL3ON)
|
||||
RCC->PLL3CFGR = 0U;
|
||||
#endif /* RCC_CR_PLL3ON */
|
||||
|
||||
/* Reset PLL1DIVR register */
|
||||
RCC->PLL1DIVR = 0x01010280U;
|
||||
/* Reset PLL1FRACR register */
|
||||
RCC->PLL1FRACR = 0x00000000U;
|
||||
/* Reset PLL2DIVR register */
|
||||
RCC->PLL2DIVR = 0x01010280U;
|
||||
/* Reset PLL2FRACR register */
|
||||
RCC->PLL2FRACR = 0x00000000U;
|
||||
#if defined(RCC_CR_PLL3ON)
|
||||
/* Reset PLL3DIVR register */
|
||||
RCC->PLL3DIVR = 0x01010280U;
|
||||
/* Reset PLL3FRACR register */
|
||||
RCC->PLL3FRACR = 0x00000000U;
|
||||
#endif /* RCC_CR_PLL3ON */
|
||||
|
||||
/* Reset HSEBYP bit */
|
||||
RCC->CR &= ~(RCC_CR_HSEBYP);
|
||||
|
||||
/* Disable all interrupts */
|
||||
RCC->CIER = 0U;
|
||||
|
||||
/* Configure the Vector Table location add offset address ------------------*/
|
||||
#ifdef VECT_TAB_SRAM
|
||||
SCB->VTOR = SRAM1_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */
|
||||
#else
|
||||
SCB->VTOR = FLASH_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal FLASH */
|
||||
#endif /* VECT_TAB_SRAM */
|
||||
|
||||
/* Check OPSR register to verify if there is an ongoing swap or option bytes update interrupted by a reset */
|
||||
reg_opsr = FLASH->OPSR & FLASH_OPSR_CODE_OP;
|
||||
if ((reg_opsr == FLASH_OPSR_CODE_OP) || (reg_opsr == (FLASH_OPSR_CODE_OP_2 | FLASH_OPSR_CODE_OP_1)))
|
||||
{
|
||||
/* Check FLASH Option Control Register access */
|
||||
if ((FLASH->OPTCR & FLASH_OPTCR_OPTLOCK) != 0U)
|
||||
{
|
||||
/* Authorizes the Option Byte registers programming */
|
||||
FLASH->OPTKEYR = 0x08192A3BU;
|
||||
FLASH->OPTKEYR = 0x4C5D6E7FU;
|
||||
}
|
||||
/* Launch the option bytes change operation */
|
||||
FLASH->OPTCR |= FLASH_OPTCR_OPTSTART;
|
||||
|
||||
/* Lock the FLASH Option Control Register access */
|
||||
FLASH->OPTCR |= FLASH_OPTCR_OPTLOCK;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Update SystemCoreClock variable according to Clock Register Values.
|
||||
* The SystemCoreClock variable contains the core clock (HCLK), it can
|
||||
* be used by the user application to setup the SysTick timer or configure
|
||||
* other parameters.
|
||||
*
|
||||
* @note Each time the core clock (HCLK) changes, this function must be called
|
||||
* to update SystemCoreClock variable value. Otherwise, any configuration
|
||||
* based on this variable will be incorrect.
|
||||
*
|
||||
* @note - The system frequency computed by this function is not the real
|
||||
* frequency in the chip. It is calculated based on the predefined
|
||||
* constant and the selected clock source:
|
||||
*
|
||||
* - If SYSCLK source is CSI, SystemCoreClock will contain the CSI_VALUE(*)
|
||||
*
|
||||
* - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(**)
|
||||
*
|
||||
* - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(***)
|
||||
*
|
||||
* - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(***)
|
||||
* or HSI_VALUE(**) or CSI_VALUE(*) multiplied/divided by the PLL factors.
|
||||
*
|
||||
* (*) CSI_VALUE is a constant defined in stm32h5xx_hal.h file (default value
|
||||
* 4 MHz) but the real value may vary depending on the variations
|
||||
* in voltage and temperature.
|
||||
*
|
||||
* (**) HSI_VALUE is a constant defined in stm32h5xx_hal.h file (default value
|
||||
* 64 MHz) but the real value may vary depending on the variations
|
||||
* in voltage and temperature.
|
||||
*
|
||||
* (***) HSE_VALUE is a constant defined in stm32h5xx_hal.h file (default value
|
||||
* 25 MHz), user has to ensure that HSE_VALUE is same as the real
|
||||
* frequency of the crystal used. Otherwise, this function may
|
||||
* have wrong result.
|
||||
*
|
||||
* - The result of this function could be not correct when using fractional
|
||||
* value for HSE crystal.
|
||||
*
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void SystemCoreClockUpdate(void)
|
||||
{
|
||||
uint32_t pllp, pllsource, pllm, pllfracen, hsivalue, tmp;
|
||||
float_t fracn1, pllvco;
|
||||
|
||||
/* Get SYSCLK source -------------------------------------------------------*/
|
||||
switch (RCC->CFGR1 & RCC_CFGR1_SWS)
|
||||
{
|
||||
case 0x00UL: /* HSI used as system clock source */
|
||||
SystemCoreClock = (uint32_t) (HSI_VALUE >> ((RCC->CR & RCC_CR_HSIDIV)>> 3));
|
||||
break;
|
||||
|
||||
case 0x08UL: /* CSI used as system clock source */
|
||||
SystemCoreClock = CSI_VALUE;
|
||||
break;
|
||||
|
||||
case 0x10UL: /* HSE used as system clock source */
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
|
||||
case 0x18UL: /* PLL1 used as system clock source */
|
||||
/* PLL_VCO = (HSE_VALUE or HSI_VALUE or CSI_VALUE/ PLLM) * PLLN
|
||||
SYSCLK = PLL_VCO / PLLR
|
||||
*/
|
||||
pllsource = (RCC->PLL1CFGR & RCC_PLL1CFGR_PLL1SRC);
|
||||
pllm = ((RCC->PLL1CFGR & RCC_PLL1CFGR_PLL1M)>> RCC_PLL1CFGR_PLL1M_Pos);
|
||||
pllfracen = ((RCC->PLL1CFGR & RCC_PLL1CFGR_PLL1FRACEN)>>RCC_PLL1CFGR_PLL1FRACEN_Pos);
|
||||
fracn1 = (float_t)(uint32_t)(pllfracen* ((RCC->PLL1FRACR & RCC_PLL1FRACR_PLL1FRACN)>> RCC_PLL1FRACR_PLL1FRACN_Pos));
|
||||
|
||||
switch (pllsource)
|
||||
{
|
||||
case 0x01UL: /* HSI used as PLL clock source */
|
||||
hsivalue = (HSI_VALUE >> ((RCC->CR & RCC_CR_HSIDIV)>> 3)) ;
|
||||
pllvco = ((float_t)hsivalue / (float_t)pllm) * ((float_t)(uint32_t)(RCC->PLL1DIVR & RCC_PLL1DIVR_PLL1N) + \
|
||||
(fracn1/(float_t)0x2000) +(float_t)1 );
|
||||
break;
|
||||
|
||||
case 0x02UL: /* CSI used as PLL clock source */
|
||||
pllvco = ((float_t)CSI_VALUE / (float_t)pllm) * ((float_t)(uint32_t)(RCC->PLL1DIVR & RCC_PLL1DIVR_PLL1N) + \
|
||||
(fracn1/(float_t)0x2000) +(float_t)1 );
|
||||
break;
|
||||
|
||||
case 0x03UL: /* HSE used as PLL clock source */
|
||||
pllvco = ((float_t)HSE_VALUE / (float_t)pllm) * ((float_t)(uint32_t)(RCC->PLL1DIVR & RCC_PLL1DIVR_PLL1N) + \
|
||||
(fracn1/(float_t)0x2000) +(float_t)1 );
|
||||
break;
|
||||
|
||||
default: /* No clock sent to PLL*/
|
||||
pllvco = (float_t) 0U;
|
||||
break;
|
||||
}
|
||||
|
||||
pllp = (((RCC->PLL1DIVR & RCC_PLL1DIVR_PLL1P) >>RCC_PLL1DIVR_PLL1P_Pos) + 1U ) ;
|
||||
SystemCoreClock = (uint32_t)(float_t)(pllvco/(float_t)pllp);
|
||||
|
||||
break;
|
||||
|
||||
default:
|
||||
SystemCoreClock = HSI_VALUE;
|
||||
break;
|
||||
}
|
||||
/* Compute HCLK clock frequency --------------------------------------------*/
|
||||
/* Get HCLK prescaler */
|
||||
tmp = AHBPrescTable[((RCC->CFGR2 & RCC_CFGR2_HPRE) >> RCC_CFGR2_HPRE_Pos)];
|
||||
/* HCLK clock frequency */
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
Reference in New Issue
Block a user