main.cpp 3.1 KB

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  1. #include "stm32g4xx_hal.h"
  2. #include "cmsis_os.h"
  3. void SystemClock_Config(void);
  4. void Error_Handler(void);
  5. static void MX_GPIO_Init(void);
  6. void StartDefaultTask(void *argument);
  7. osThreadId_t defaultTaskHandle;
  8. const osThreadAttr_t defaultTask_attributes = {
  9. .name = "defaultTask",
  10. .priority = (osPriority_t) osPriorityNormal,
  11. .stack_size = 128 * 4
  12. };
  13. int main()
  14. {
  15. HAL_Init();
  16. SystemClock_Config();
  17. MX_GPIO_Init();
  18. osKernelInitialize();
  19. defaultTaskHandle = osThreadNew(StartDefaultTask, NULL, &defaultTask_attributes);
  20. osKernelStart();
  21. return 0;
  22. }
  23. //
  24. void StartDefaultTask(void *argument)
  25. {
  26. //MX_USB_Device_Init();
  27. for(;;)
  28. {
  29. HAL_GPIO_TogglePin(GPIOC, GPIO_PIN_6);
  30. osDelay(1000);
  31. }
  32. }
  33. static void MX_GPIO_Init(void)
  34. {
  35. GPIO_InitTypeDef GPIO_InitStruct = {0};
  36. /* GPIO Ports Clock Enable */
  37. __HAL_RCC_GPIOC_CLK_ENABLE();
  38. __HAL_RCC_GPIOF_CLK_ENABLE();
  39. __HAL_RCC_GPIOA_CLK_ENABLE();
  40. /*Configure GPIO pin Output Level */
  41. HAL_GPIO_WritePin(GPIOC, GPIO_PIN_6, GPIO_PIN_RESET);
  42. /*Configure GPIO pin : PC13 */
  43. GPIO_InitStruct.Pin = GPIO_PIN_13;
  44. GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  45. GPIO_InitStruct.Pull = GPIO_NOPULL;
  46. HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
  47. /*Configure GPIO pin : PC6 */
  48. GPIO_InitStruct.Pin = GPIO_PIN_6;
  49. GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  50. GPIO_InitStruct.Pull = GPIO_NOPULL;
  51. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
  52. HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
  53. }
  54. // 192.168.10.244
  55. void SystemClock_Config(void)
  56. {
  57. RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  58. RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  59. HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1_BOOST);
  60. HAL_PWR_EnableBkUpAccess();
  61. __HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_LOW);
  62. RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48|RCC_OSCILLATORTYPE_HSE
  63. |RCC_OSCILLATORTYPE_LSE;
  64. RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  65. RCC_OscInitStruct.LSEState = RCC_LSE_ON;
  66. RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
  67. RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  68. RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  69. RCC_OscInitStruct.PLL.PLLM = RCC_PLLM_DIV2;
  70. RCC_OscInitStruct.PLL.PLLN = 85;
  71. RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  72. RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ_DIV2;
  73. RCC_OscInitStruct.PLL.PLLR = RCC_PLLR_DIV2;
  74. if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  75. {
  76. Error_Handler();
  77. }
  78. RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
  79. |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  80. RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  81. RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  82. RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
  83. RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
  84. if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
  85. {
  86. Error_Handler();
  87. }
  88. }
  89. //
  90. void Error_Handler(void)
  91. {
  92. __disable_irq();
  93. while (1) {}
  94. }