STM32F4xx HAL Driver master
STM32CubeF4 HAL / LL Drivers API Reference
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System Clock Source
STM32F4xx_HAL_Driver » RCC » RCC Exported Constants
Collaboration diagram for System Clock Source:

Macros

#define RCC_SYSCLKSOURCE_HSI   RCC_CFGR_SW_HSI
#define RCC_SYSCLKSOURCE_HSE   RCC_CFGR_SW_HSE
#define RCC_SYSCLKSOURCE_PLLCLK   RCC_CFGR_SW_PLL
#define RCC_SYSCLKSOURCE_PLLRCLK   ((uint32_t)(RCC_CFGR_SW_0 | RCC_CFGR_SW_1))

Detailed Description

Note
The RCC_SYSCLKSOURCE_PLLRCLK parameter is available only for STM32F446xx devices.

Macro Definition Documentation

◆ RCC_SYSCLKSOURCE_HSE

#define RCC_SYSCLKSOURCE_HSE   RCC_CFGR_SW_HSE

Definition at line 202 of file stm32f4xx_hal_rcc.h.

◆ RCC_SYSCLKSOURCE_HSI

#define RCC_SYSCLKSOURCE_HSI   RCC_CFGR_SW_HSI

Definition at line 201 of file stm32f4xx_hal_rcc.h.

◆ RCC_SYSCLKSOURCE_PLLCLK

#define RCC_SYSCLKSOURCE_PLLCLK   RCC_CFGR_SW_PLL

Definition at line 203 of file stm32f4xx_hal_rcc.h.

◆ RCC_SYSCLKSOURCE_PLLRCLK

#define RCC_SYSCLKSOURCE_PLLRCLK   ((uint32_t)(RCC_CFGR_SW_0 | RCC_CFGR_SW_1))

Definition at line 204 of file stm32f4xx_hal_rcc.h.