WEAKvoidSystemClock_Config(void)

{

RCC_OscInitTypeDef RCC_OscInitStruct;

RCC_ClkInitTypeDef RCC_ClkInitStruct;

RCC_PeriphCLKInitTypeDef PeriphClkInit;

__HAL_RCC_PWR_CLK_ENABLE();

RCC_OscInitTypeDef RCC_OscInitStruct = {};

RCC_ClkInitTypeDef RCC_ClkInitStruct = {};

__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;

RCC_OscInitStruct.HSIState = RCC_HSI_ON;

RCC_OscInitStruct.HSICalibrationValue =16;

RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;

RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;

RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;

RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;

RCC_OscInitStruct.PLL.PLLMUL = RCC_PLLMUL_4;

RCC_OscInitStruct.PLL.PLLDIV = RCC_PLLDIV_2;

HAL_RCC_OscConfig(&RCC_OscInitStruct);

RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;

RCC_OscInitStruct.PLL.PLLMUL = RCC_PLLMUL_12;

RCC_OscInitStruct.PLL.PLLDIV = RCC_PLLDIV_3;

if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {

Error_Handler();

}

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_DIV1;

RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);

PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2 | RCC_PERIPHCLK_I2C1;

PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;

PeriphClkInit.I2c1ClockSelection = RCC_I2C1CLKSOURCE_PCLK1;

HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);

if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {

Error_Handler();

}

#ifdef USBCON

RCC_PeriphCLKInitTypeDef PeriphClkInit = {};

PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;

PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL;

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

Error_Handler();

}

#endif

}

#ifdef __cplusplus