|
24 | 24 | */ |
25 | 25 | WEAK void SystemClock_Config(void) |
26 | 26 | { |
27 | | - /* SystemClock_Config can be generated by STM32CubeMX */ |
28 | | -#warning "SystemClock_Config() is empty. Default clock at reset is used." |
| 27 | + RCC_OscInitTypeDef RCC_OscInitStruct = {0}; |
| 28 | + RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; |
| 29 | + RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0}; |
| 30 | + |
| 31 | + /** Configure the main internal regulator output voltage |
| 32 | + */ |
| 33 | + __HAL_RCC_PWR_CLK_ENABLE(); |
| 34 | + __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); |
| 35 | + /** Initializes the RCC Oscillators according to the specified parameters |
| 36 | + * in the RCC_OscInitTypeDef structure. |
| 37 | + */ |
| 38 | + RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; |
| 39 | + RCC_OscInitStruct.HSIState = RCC_HSI_ON; |
| 40 | + RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; |
| 41 | + RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
| 42 | + RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; |
| 43 | + RCC_OscInitStruct.PLL.PLLM = 8; |
| 44 | + RCC_OscInitStruct.PLL.PLLN = 216; |
| 45 | + RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2; |
| 46 | + RCC_OscInitStruct.PLL.PLLQ = 9; |
| 47 | + if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) { |
| 48 | + Error_Handler(); |
| 49 | + } |
| 50 | + /** Activate the Over-Drive mode |
| 51 | + */ |
| 52 | + if (HAL_PWREx_EnableOverDrive() != HAL_OK) { |
| 53 | + Error_Handler(); |
| 54 | + } |
| 55 | + /** Initializes the CPU, AHB and APB buses clocks |
| 56 | + */ |
| 57 | + RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK |
| 58 | + | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2; |
| 59 | + RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
| 60 | + RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
| 61 | + RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4; |
| 62 | + RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2; |
| 63 | + |
| 64 | + if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK) { |
| 65 | + Error_Handler(); |
| 66 | + } |
| 67 | + PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_SDMMC1 | RCC_PERIPHCLK_CLK48; |
| 68 | + PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48SOURCE_PLL; |
| 69 | + PeriphClkInitStruct.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_CLK48; |
| 70 | + if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) { |
| 71 | + Error_Handler(); |
| 72 | + } |
29 | 73 | } |
30 | 74 |
|
31 | 75 | #endif /* ARDUINO_GENERIC_* */ |
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