From 0d52f168a2addd109c09c31fe43570cf48ce4c9b Mon Sep 17 00:00:00 2001 From: Linar Yusupov Date: Fri, 15 Nov 2019 09:24:22 +0300 Subject: [PATCH] [NUCLEO_L073RZ] Enable USB clock --- variants/NUCLEO_L073RZ/variant.cpp | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/variants/NUCLEO_L073RZ/variant.cpp b/variants/NUCLEO_L073RZ/variant.cpp index 807677556c..e7ea41720e 100644 --- a/variants/NUCLEO_L073RZ/variant.cpp +++ b/variants/NUCLEO_L073RZ/variant.cpp @@ -122,14 +122,16 @@ WEAK void SystemClock_Config(void) RCC_OscInitTypeDef RCC_OscInitStruct; RCC_ClkInitTypeDef RCC_ClkInitStruct; + RCC_PeriphCLKInitTypeDef PeriphClkInit; /* Configure the main internal regulator output voltage */ __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); /* Initializes the CPU, AHB and APB busses clocks */ - RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; + RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_HSI48; RCC_OscInitStruct.HSIState = RCC_HSI_ON; - RCC_OscInitStruct.HSICalibrationValue = 16; + RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; + RCC_OscInitStruct.HSI48State = RCC_HSI48_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; RCC_OscInitStruct.PLL.PLLMUL = RCC_PLLMUL_4; @@ -149,6 +151,12 @@ WEAK void SystemClock_Config(void) if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) { _Error_Handler(__FILE__, __LINE__); } + + PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB; + PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_HSI48; + if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { + _Error_Handler(__FILE__, __LINE__); + } } #ifdef __cplusplus