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