/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @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 "cmsis_os.h"
#include "can.h"
#include "dma.h"
#include "spi.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* 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 -----------------------------------------------*/
void SystemClock_Config(void);
void MX_FREERTOS_Init(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_DMA_Init();
MX_SPI1_Init();
MX_TIM3_Init();
MX_CAN2_Init();
MX_USART2_UART_Init();
MX_USART3_UART_Init();
MX_CAN1_Init();
MX_TIM6_Init();
/* USER CODE BEGIN 2 */
//启动pwm输出
// uint16_t pulse = (uint16_t)(1.0 * (float)UINT16_MAX);
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_1, pulse);
// HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_1);
// HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_2);
// HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_3);
// HAL_TIM_PWM_Start(&htim3, TIM_CHANNEL_4);
/* USER CODE END 2 */
/* Init scheduler */
osKernelInitialize();
/* Call init function for freertos objects (in cmsis_os2.c) */
MX_FREERTOS_Init();
/* Start scheduler */
osKernelStart();
/* We should never get here as control is now taken by the scheduler */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
//呼吸灯效果
// for (uint16_t pulse = 0; pulse < UINT16_MAX; pulse += 100) {
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_1, pulse);
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_2, pulse);
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_3, pulse);
// HAL_Delay(10);
// }
// for (uint16_t pulse = UINT16_MAX; pulse > 0; pulse -= 100) {
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_1, pulse);
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_2, pulse);
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_3, pulse);
// HAL_Delay(10);
// }
// 嗡鸣器效果
// uint32_t frequency = 4000; // 4kHz
// uint32_t timer_clock = HAL_RCC_GetPCLK1Freq(); // 获取定时器时钟频率
// uint32_t prescaler = htim3.Init.Prescaler + 1; // 获取预分频器值
// uint32_t period = (timer_clock / (prescaler * frequency)) - 1;
// // 更新定时器周期
// __HAL_TIM_SET_AUTORELOAD(&htim3, period);
// // 设置占空比为 50%（音量中等）
// uint32_t pulse = (period * 10) / 100;
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_4, pulse);
// // 蜂鸣器响 1 秒
// HAL_Delay(1000);
// // 停止蜂鸣器
// __HAL_TIM_SET_COMPARE(&htim3, TIM_CHANNEL_4, 0);
// HAL_Delay(1000);
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
}
/* USER CODE END 3 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.Prediv1Source = RCC_PREDIV1_SOURCE_HSE;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
RCC_OscInitStruct.PLL2.PLL2State = RCC_PLL_NONE;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
{
Error_Handler();
}
/** Configure the Systick interrupt time
*/
__HAL_RCC_PLLI2S_ENABLE();
}
/* USER CODE BEGIN 4 */
/* USER CODE END 4 */
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
__disable_irq();
while (1)
{
}
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* 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 */